#if defined(FEAT_EVAL) || defined(PROTO)
-#ifdef AMIGA
-# include <time.h> /* for strftime() */
-#endif
-
#ifdef VMS
# include <float.h>
#endif
-#ifdef MACOS
-# include <time.h> /* for time_t */
-#endif
-
#define DICT_MAXNEST 100 /* maximum nesting of lists and dicts */
static char *e_letunexp = N_("E18: Unexpected characters in :let");
static char *e_undefvar = N_("E121: Undefined variable: %s");
static char *e_missbrac = N_("E111: Missing ']'");
-static char *e_listarg = N_("E686: Argument of %s must be a List");
-static char *e_listdictarg = N_("E712: Argument of %s must be a List or Dictionary");
-static char *e_listreq = N_("E714: List required");
-#ifdef FEAT_QUICKFIX
-static char *e_stringreq = N_("E928: String required");
-#endif
static char *e_dictrange = N_("E719: Cannot use [:] with a Dictionary");
static char *e_letwrong = N_("E734: Wrong variable type for %s=");
static char *e_illvar = N_("E461: Illegal variable name: %s");
* The reason to use this table anyway is for very quick access to the
* variables with the VV_ defines.
*/
-#include "version.h"
/* values for vv_flags: */
#define VV_COMPAT 1 /* compatible, also used without "v:" */
static dictitem_T vimvars_var; /* variable used for v: */
#define vimvarht vimvardict.dv_hashtab
-static void prepare_vimvar(int idx, typval_T *save_tv);
-static void restore_vimvar(int idx, typval_T *save_tv);
static int ex_let_vars(char_u *arg, typval_T *tv, int copy, int semicolon, int var_count, char_u *nextchars);
static char_u *skip_var_list(char_u *arg, int *var_count, int *semicolon);
static char_u *skip_var_one(char_u *arg);
static void list_script_vars(int *first);
static char_u *list_arg_vars(exarg_T *eap, char_u *arg, int *first);
static char_u *ex_let_one(char_u *arg, typval_T *tv, int copy, char_u *endchars, char_u *op);
-static int check_changedtick(char_u *arg);
static void set_var_lval(lval_T *lp, char_u *endp, typval_T *rettv, int copy, char_u *op);
static int tv_op(typval_T *tv1, typval_T *tv2, char_u *op);
static void ex_unletlock(exarg_T *eap, char_u *argstart, int deep);
static int do_unlet_var(lval_T *lp, char_u *name_end, int forceit);
static int do_lock_var(lval_T *lp, char_u *name_end, int deep, int lock);
static void item_lock(typval_T *tv, int deep, int lock);
-static int tv_islocked(typval_T *tv);
static int eval2(char_u **arg, typval_T *rettv, int evaluate);
static int eval3(char_u **arg, typval_T *rettv, int evaluate);
static int eval7(char_u **arg, typval_T *rettv, int evaluate, int want_string);
static int eval_index(char_u **arg, typval_T *rettv, int evaluate, int verbose);
-static int get_option_tv(char_u **arg, typval_T *rettv, int evaluate);
static int get_string_tv(char_u **arg, typval_T *rettv, int evaluate);
static int get_lit_string_tv(char_u **arg, typval_T *rettv, int evaluate);
static int free_unref_items(int copyID);
static int get_env_tv(char_u **arg, typval_T *rettv, int evaluate);
-static int non_zero_arg(typval_T *argvars);
-#ifdef FEAT_FLOAT
-static void f_abs(typval_T *argvars, typval_T *rettv);
-static void f_acos(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_add(typval_T *argvars, typval_T *rettv);
-static void f_and(typval_T *argvars, typval_T *rettv);
-static void f_append(typval_T *argvars, typval_T *rettv);
-static void f_argc(typval_T *argvars, typval_T *rettv);
-static void f_argidx(typval_T *argvars, typval_T *rettv);
-static void f_arglistid(typval_T *argvars, typval_T *rettv);
-static void f_argv(typval_T *argvars, typval_T *rettv);
-static void f_assert_equal(typval_T *argvars, typval_T *rettv);
-static void f_assert_exception(typval_T *argvars, typval_T *rettv);
-static void f_assert_fails(typval_T *argvars, typval_T *rettv);
-static void f_assert_false(typval_T *argvars, typval_T *rettv);
-static void f_assert_match(typval_T *argvars, typval_T *rettv);
-static void f_assert_notequal(typval_T *argvars, typval_T *rettv);
-static void f_assert_notmatch(typval_T *argvars, typval_T *rettv);
-static void f_assert_true(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_asin(typval_T *argvars, typval_T *rettv);
-static void f_atan(typval_T *argvars, typval_T *rettv);
-static void f_atan2(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_browse(typval_T *argvars, typval_T *rettv);
-static void f_browsedir(typval_T *argvars, typval_T *rettv);
-static void f_bufexists(typval_T *argvars, typval_T *rettv);
-static void f_buflisted(typval_T *argvars, typval_T *rettv);
-static void f_bufloaded(typval_T *argvars, typval_T *rettv);
-static void f_bufname(typval_T *argvars, typval_T *rettv);
-static void f_bufnr(typval_T *argvars, typval_T *rettv);
-static void f_bufwinid(typval_T *argvars, typval_T *rettv);
-static void f_bufwinnr(typval_T *argvars, typval_T *rettv);
-static void f_byte2line(typval_T *argvars, typval_T *rettv);
-static void byteidx(typval_T *argvars, typval_T *rettv, int comp);
-static void f_byteidx(typval_T *argvars, typval_T *rettv);
-static void f_byteidxcomp(typval_T *argvars, typval_T *rettv);
-static void f_call(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_ceil(typval_T *argvars, typval_T *rettv);
-#endif
-#ifdef FEAT_JOB_CHANNEL
-static void f_ch_close(typval_T *argvars, typval_T *rettv);
-static void f_ch_evalexpr(typval_T *argvars, typval_T *rettv);
-static void f_ch_evalraw(typval_T *argvars, typval_T *rettv);
-static void f_ch_getbufnr(typval_T *argvars, typval_T *rettv);
-static void f_ch_getjob(typval_T *argvars, typval_T *rettv);
-static void f_ch_info(typval_T *argvars, typval_T *rettv);
-static void f_ch_log(typval_T *argvars, typval_T *rettv);
-static void f_ch_logfile(typval_T *argvars, typval_T *rettv);
-static void f_ch_open(typval_T *argvars, typval_T *rettv);
-static void f_ch_read(typval_T *argvars, typval_T *rettv);
-static void f_ch_readraw(typval_T *argvars, typval_T *rettv);
-static void f_ch_sendexpr(typval_T *argvars, typval_T *rettv);
-static void f_ch_sendraw(typval_T *argvars, typval_T *rettv);
-static void f_ch_setoptions(typval_T *argvars, typval_T *rettv);
-static void f_ch_status(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_changenr(typval_T *argvars, typval_T *rettv);
-static void f_char2nr(typval_T *argvars, typval_T *rettv);
-static void f_cindent(typval_T *argvars, typval_T *rettv);
-static void f_clearmatches(typval_T *argvars, typval_T *rettv);
-static void f_col(typval_T *argvars, typval_T *rettv);
-#if defined(FEAT_INS_EXPAND)
-static void f_complete(typval_T *argvars, typval_T *rettv);
-static void f_complete_add(typval_T *argvars, typval_T *rettv);
-static void f_complete_check(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_confirm(typval_T *argvars, typval_T *rettv);
-static void f_copy(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_cos(typval_T *argvars, typval_T *rettv);
-static void f_cosh(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_count(typval_T *argvars, typval_T *rettv);
-static void f_cscope_connection(typval_T *argvars, typval_T *rettv);
-static void f_cursor(typval_T *argsvars, typval_T *rettv);
-static void f_deepcopy(typval_T *argvars, typval_T *rettv);
-static void f_delete(typval_T *argvars, typval_T *rettv);
-static void f_did_filetype(typval_T *argvars, typval_T *rettv);
-static void f_diff_filler(typval_T *argvars, typval_T *rettv);
-static void f_diff_hlID(typval_T *argvars, typval_T *rettv);
-static void f_empty(typval_T *argvars, typval_T *rettv);
-static void f_escape(typval_T *argvars, typval_T *rettv);
-static void f_eval(typval_T *argvars, typval_T *rettv);
-static void f_eventhandler(typval_T *argvars, typval_T *rettv);
-static void f_executable(typval_T *argvars, typval_T *rettv);
-static void f_execute(typval_T *argvars, typval_T *rettv);
-static void f_exepath(typval_T *argvars, typval_T *rettv);
-static void f_exists(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_exp(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_expand(typval_T *argvars, typval_T *rettv);
-static void f_extend(typval_T *argvars, typval_T *rettv);
-static void f_feedkeys(typval_T *argvars, typval_T *rettv);
-static void f_filereadable(typval_T *argvars, typval_T *rettv);
-static void f_filewritable(typval_T *argvars, typval_T *rettv);
-static void f_filter(typval_T *argvars, typval_T *rettv);
-static void f_finddir(typval_T *argvars, typval_T *rettv);
-static void f_findfile(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_float2nr(typval_T *argvars, typval_T *rettv);
-static void f_floor(typval_T *argvars, typval_T *rettv);
-static void f_fmod(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_fnameescape(typval_T *argvars, typval_T *rettv);
-static void f_fnamemodify(typval_T *argvars, typval_T *rettv);
-static void f_foldclosed(typval_T *argvars, typval_T *rettv);
-static void f_foldclosedend(typval_T *argvars, typval_T *rettv);
-static void f_foldlevel(typval_T *argvars, typval_T *rettv);
-static void f_foldtext(typval_T *argvars, typval_T *rettv);
-static void f_foldtextresult(typval_T *argvars, typval_T *rettv);
-static void f_foreground(typval_T *argvars, typval_T *rettv);
-static void f_function(typval_T *argvars, typval_T *rettv);
-static void f_garbagecollect(typval_T *argvars, typval_T *rettv);
-static void f_get(typval_T *argvars, typval_T *rettv);
-static void f_getbufline(typval_T *argvars, typval_T *rettv);
-static void f_getbufvar(typval_T *argvars, typval_T *rettv);
-static void f_getchar(typval_T *argvars, typval_T *rettv);
-static void f_getcharmod(typval_T *argvars, typval_T *rettv);
-static void f_getcharsearch(typval_T *argvars, typval_T *rettv);
-static void f_getcmdline(typval_T *argvars, typval_T *rettv);
-#if defined(FEAT_CMDL_COMPL)
-static void f_getcompletion(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_getcmdpos(typval_T *argvars, typval_T *rettv);
-static void f_getcmdtype(typval_T *argvars, typval_T *rettv);
-static void f_getcmdwintype(typval_T *argvars, typval_T *rettv);
-static void f_getcwd(typval_T *argvars, typval_T *rettv);
-static void f_getfontname(typval_T *argvars, typval_T *rettv);
-static void f_getfperm(typval_T *argvars, typval_T *rettv);
-static void f_getfsize(typval_T *argvars, typval_T *rettv);
-static void f_getftime(typval_T *argvars, typval_T *rettv);
-static void f_getftype(typval_T *argvars, typval_T *rettv);
-static void f_getline(typval_T *argvars, typval_T *rettv);
-static void f_getmatches(typval_T *argvars, typval_T *rettv);
-static void f_getpid(typval_T *argvars, typval_T *rettv);
-static void f_getcurpos(typval_T *argvars, typval_T *rettv);
-static void f_getpos(typval_T *argvars, typval_T *rettv);
-static void f_getqflist(typval_T *argvars, typval_T *rettv);
-static void f_getreg(typval_T *argvars, typval_T *rettv);
-static void f_getregtype(typval_T *argvars, typval_T *rettv);
-static void f_gettabvar(typval_T *argvars, typval_T *rettv);
-static void f_gettabwinvar(typval_T *argvars, typval_T *rettv);
-static void f_getwinposx(typval_T *argvars, typval_T *rettv);
-static void f_getwinposy(typval_T *argvars, typval_T *rettv);
-static void f_getwinvar(typval_T *argvars, typval_T *rettv);
-static void f_glob(typval_T *argvars, typval_T *rettv);
-static void f_globpath(typval_T *argvars, typval_T *rettv);
-static void f_glob2regpat(typval_T *argvars, typval_T *rettv);
-static void f_has(typval_T *argvars, typval_T *rettv);
-static void f_has_key(typval_T *argvars, typval_T *rettv);
-static void f_haslocaldir(typval_T *argvars, typval_T *rettv);
-static void f_hasmapto(typval_T *argvars, typval_T *rettv);
-static void f_histadd(typval_T *argvars, typval_T *rettv);
-static void f_histdel(typval_T *argvars, typval_T *rettv);
-static void f_histget(typval_T *argvars, typval_T *rettv);
-static void f_histnr(typval_T *argvars, typval_T *rettv);
-static void f_hlID(typval_T *argvars, typval_T *rettv);
-static void f_hlexists(typval_T *argvars, typval_T *rettv);
-static void f_hostname(typval_T *argvars, typval_T *rettv);
-static void f_iconv(typval_T *argvars, typval_T *rettv);
-static void f_indent(typval_T *argvars, typval_T *rettv);
-static void f_index(typval_T *argvars, typval_T *rettv);
-static void f_input(typval_T *argvars, typval_T *rettv);
-static void f_inputdialog(typval_T *argvars, typval_T *rettv);
-static void f_inputlist(typval_T *argvars, typval_T *rettv);
-static void f_inputrestore(typval_T *argvars, typval_T *rettv);
-static void f_inputsave(typval_T *argvars, typval_T *rettv);
-static void f_inputsecret(typval_T *argvars, typval_T *rettv);
-static void f_insert(typval_T *argvars, typval_T *rettv);
-static void f_invert(typval_T *argvars, typval_T *rettv);
-static void f_isdirectory(typval_T *argvars, typval_T *rettv);
-static void f_islocked(typval_T *argvars, typval_T *rettv);
-#if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
-static void f_isnan(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_items(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_JOB_CHANNEL
-static void f_job_getchannel(typval_T *argvars, typval_T *rettv);
-static void f_job_info(typval_T *argvars, typval_T *rettv);
-static void f_job_setoptions(typval_T *argvars, typval_T *rettv);
-static void f_job_start(typval_T *argvars, typval_T *rettv);
-static void f_job_stop(typval_T *argvars, typval_T *rettv);
-static void f_job_status(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_join(typval_T *argvars, typval_T *rettv);
-static void f_js_decode(typval_T *argvars, typval_T *rettv);
-static void f_js_encode(typval_T *argvars, typval_T *rettv);
-static void f_json_decode(typval_T *argvars, typval_T *rettv);
-static void f_json_encode(typval_T *argvars, typval_T *rettv);
-static void f_keys(typval_T *argvars, typval_T *rettv);
-static void f_last_buffer_nr(typval_T *argvars, typval_T *rettv);
-static void f_len(typval_T *argvars, typval_T *rettv);
-static void f_libcall(typval_T *argvars, typval_T *rettv);
-static void f_libcallnr(typval_T *argvars, typval_T *rettv);
-static void f_line(typval_T *argvars, typval_T *rettv);
-static void f_line2byte(typval_T *argvars, typval_T *rettv);
-static void f_lispindent(typval_T *argvars, typval_T *rettv);
-static void f_localtime(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_log(typval_T *argvars, typval_T *rettv);
-static void f_log10(typval_T *argvars, typval_T *rettv);
-#endif
-#ifdef FEAT_LUA
-static void f_luaeval(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_map(typval_T *argvars, typval_T *rettv);
-static void f_maparg(typval_T *argvars, typval_T *rettv);
-static void f_mapcheck(typval_T *argvars, typval_T *rettv);
-static void f_match(typval_T *argvars, typval_T *rettv);
-static void f_matchadd(typval_T *argvars, typval_T *rettv);
-static void f_matchaddpos(typval_T *argvars, typval_T *rettv);
-static void f_matcharg(typval_T *argvars, typval_T *rettv);
-static void f_matchdelete(typval_T *argvars, typval_T *rettv);
-static void f_matchend(typval_T *argvars, typval_T *rettv);
-static void f_matchlist(typval_T *argvars, typval_T *rettv);
-static void f_matchstr(typval_T *argvars, typval_T *rettv);
-static void f_matchstrpos(typval_T *argvars, typval_T *rettv);
-static void f_max(typval_T *argvars, typval_T *rettv);
-static void f_min(typval_T *argvars, typval_T *rettv);
-#ifdef vim_mkdir
-static void f_mkdir(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_mode(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_MZSCHEME
-static void f_mzeval(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_nextnonblank(typval_T *argvars, typval_T *rettv);
-static void f_nr2char(typval_T *argvars, typval_T *rettv);
-static void f_or(typval_T *argvars, typval_T *rettv);
-static void f_pathshorten(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_PERL
-static void f_perleval(typval_T *argvars, typval_T *rettv);
-#endif
-#ifdef FEAT_FLOAT
-static void f_pow(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_prevnonblank(typval_T *argvars, typval_T *rettv);
-static void f_printf(typval_T *argvars, typval_T *rettv);
-static void f_pumvisible(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_PYTHON3
-static void f_py3eval(typval_T *argvars, typval_T *rettv);
-#endif
-#ifdef FEAT_PYTHON
-static void f_pyeval(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_range(typval_T *argvars, typval_T *rettv);
-static void f_readfile(typval_T *argvars, typval_T *rettv);
-static void f_reltime(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_reltimefloat(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_reltimestr(typval_T *argvars, typval_T *rettv);
-static void f_remote_expr(typval_T *argvars, typval_T *rettv);
-static void f_remote_foreground(typval_T *argvars, typval_T *rettv);
-static void f_remote_peek(typval_T *argvars, typval_T *rettv);
-static void f_remote_read(typval_T *argvars, typval_T *rettv);
-static void f_remote_send(typval_T *argvars, typval_T *rettv);
-static void f_remove(typval_T *argvars, typval_T *rettv);
-static void f_rename(typval_T *argvars, typval_T *rettv);
-static void f_repeat(typval_T *argvars, typval_T *rettv);
-static void f_resolve(typval_T *argvars, typval_T *rettv);
-static void f_reverse(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_round(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_screenattr(typval_T *argvars, typval_T *rettv);
-static void f_screenchar(typval_T *argvars, typval_T *rettv);
-static void f_screencol(typval_T *argvars, typval_T *rettv);
-static void f_screenrow(typval_T *argvars, typval_T *rettv);
-static void f_search(typval_T *argvars, typval_T *rettv);
-static void f_searchdecl(typval_T *argvars, typval_T *rettv);
-static void f_searchpair(typval_T *argvars, typval_T *rettv);
-static void f_searchpairpos(typval_T *argvars, typval_T *rettv);
-static void f_searchpos(typval_T *argvars, typval_T *rettv);
-static void f_server2client(typval_T *argvars, typval_T *rettv);
-static void f_serverlist(typval_T *argvars, typval_T *rettv);
-static void f_setbufvar(typval_T *argvars, typval_T *rettv);
-static void f_setcharsearch(typval_T *argvars, typval_T *rettv);
-static void f_setcmdpos(typval_T *argvars, typval_T *rettv);
-static void f_setfperm(typval_T *argvars, typval_T *rettv);
-static void f_setline(typval_T *argvars, typval_T *rettv);
-static void f_setloclist(typval_T *argvars, typval_T *rettv);
-static void f_setmatches(typval_T *argvars, typval_T *rettv);
-static void f_setpos(typval_T *argvars, typval_T *rettv);
-static void f_setqflist(typval_T *argvars, typval_T *rettv);
-static void f_setreg(typval_T *argvars, typval_T *rettv);
-static void f_settabvar(typval_T *argvars, typval_T *rettv);
-static void f_settabwinvar(typval_T *argvars, typval_T *rettv);
-static void f_setwinvar(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_CRYPT
-static void f_sha256(typval_T *argvars, typval_T *rettv);
-#endif /* FEAT_CRYPT */
-static void f_shellescape(typval_T *argvars, typval_T *rettv);
-static void f_shiftwidth(typval_T *argvars, typval_T *rettv);
-static void f_simplify(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_sin(typval_T *argvars, typval_T *rettv);
-static void f_sinh(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_sort(typval_T *argvars, typval_T *rettv);
-static void f_soundfold(typval_T *argvars, typval_T *rettv);
-static void f_spellbadword(typval_T *argvars, typval_T *rettv);
-static void f_spellsuggest(typval_T *argvars, typval_T *rettv);
-static void f_split(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_sqrt(typval_T *argvars, typval_T *rettv);
-static void f_str2float(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_str2nr(typval_T *argvars, typval_T *rettv);
-static void f_strchars(typval_T *argvars, typval_T *rettv);
-#ifdef HAVE_STRFTIME
-static void f_strftime(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_strgetchar(typval_T *argvars, typval_T *rettv);
-static void f_stridx(typval_T *argvars, typval_T *rettv);
-static void f_string(typval_T *argvars, typval_T *rettv);
-static void f_strlen(typval_T *argvars, typval_T *rettv);
-static void f_strcharpart(typval_T *argvars, typval_T *rettv);
-static void f_strpart(typval_T *argvars, typval_T *rettv);
-static void f_strridx(typval_T *argvars, typval_T *rettv);
-static void f_strtrans(typval_T *argvars, typval_T *rettv);
-static void f_strdisplaywidth(typval_T *argvars, typval_T *rettv);
-static void f_strwidth(typval_T *argvars, typval_T *rettv);
-static void f_submatch(typval_T *argvars, typval_T *rettv);
-static void f_substitute(typval_T *argvars, typval_T *rettv);
-static void f_synID(typval_T *argvars, typval_T *rettv);
-static void f_synIDattr(typval_T *argvars, typval_T *rettv);
-static void f_synIDtrans(typval_T *argvars, typval_T *rettv);
-static void f_synstack(typval_T *argvars, typval_T *rettv);
-static void f_synconcealed(typval_T *argvars, typval_T *rettv);
-static void f_system(typval_T *argvars, typval_T *rettv);
-static void f_systemlist(typval_T *argvars, typval_T *rettv);
-static void f_tabpagebuflist(typval_T *argvars, typval_T *rettv);
-static void f_tabpagenr(typval_T *argvars, typval_T *rettv);
-static void f_tabpagewinnr(typval_T *argvars, typval_T *rettv);
-static void f_taglist(typval_T *argvars, typval_T *rettv);
-static void f_tagfiles(typval_T *argvars, typval_T *rettv);
-static void f_tempname(typval_T *argvars, typval_T *rettv);
-static void f_test_alloc_fail(typval_T *argvars, typval_T *rettv);
-static void f_test_autochdir(typval_T *argvars, typval_T *rettv);
-static void f_test_disable_char_avail(typval_T *argvars, typval_T *rettv);
-static void f_test_garbagecollect_now(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_JOB_CHANNEL
-static void f_test_null_channel(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_test_null_dict(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_JOB_CHANNEL
-static void f_test_null_job(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_test_null_list(typval_T *argvars, typval_T *rettv);
-static void f_test_null_partial(typval_T *argvars, typval_T *rettv);
-static void f_test_null_string(typval_T *argvars, typval_T *rettv);
-static void f_test_settime(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_tan(typval_T *argvars, typval_T *rettv);
-static void f_tanh(typval_T *argvars, typval_T *rettv);
-#endif
-#ifdef FEAT_TIMERS
-static void f_timer_start(typval_T *argvars, typval_T *rettv);
-static void f_timer_stop(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_tolower(typval_T *argvars, typval_T *rettv);
-static void f_toupper(typval_T *argvars, typval_T *rettv);
-static void f_tr(typval_T *argvars, typval_T *rettv);
-#ifdef FEAT_FLOAT
-static void f_trunc(typval_T *argvars, typval_T *rettv);
-#endif
-static void f_type(typval_T *argvars, typval_T *rettv);
-static void f_undofile(typval_T *argvars, typval_T *rettv);
-static void f_undotree(typval_T *argvars, typval_T *rettv);
-static void f_uniq(typval_T *argvars, typval_T *rettv);
-static void f_values(typval_T *argvars, typval_T *rettv);
-static void f_virtcol(typval_T *argvars, typval_T *rettv);
-static void f_visualmode(typval_T *argvars, typval_T *rettv);
-static void f_wildmenumode(typval_T *argvars, typval_T *rettv);
-static void f_win_findbuf(typval_T *argvars, typval_T *rettv);
-static void f_win_getid(typval_T *argvars, typval_T *rettv);
-static void f_win_gotoid(typval_T *argvars, typval_T *rettv);
-static void f_win_id2tabwin(typval_T *argvars, typval_T *rettv);
-static void f_win_id2win(typval_T *argvars, typval_T *rettv);
-static void f_winbufnr(typval_T *argvars, typval_T *rettv);
-static void f_wincol(typval_T *argvars, typval_T *rettv);
-static void f_winheight(typval_T *argvars, typval_T *rettv);
-static void f_winline(typval_T *argvars, typval_T *rettv);
-static void f_winnr(typval_T *argvars, typval_T *rettv);
-static void f_winrestcmd(typval_T *argvars, typval_T *rettv);
-static void f_winrestview(typval_T *argvars, typval_T *rettv);
-static void f_winsaveview(typval_T *argvars, typval_T *rettv);
-static void f_winwidth(typval_T *argvars, typval_T *rettv);
-static void f_writefile(typval_T *argvars, typval_T *rettv);
-static void f_wordcount(typval_T *argvars, typval_T *rettv);
-static void f_xor(typval_T *argvars, typval_T *rettv);
-
-static int list2fpos(typval_T *arg, pos_T *posp, int *fnump, colnr_T *curswantp);
-static pos_T *var2fpos(typval_T *varp, int dollar_lnum, int *fnum);
+
static int get_env_len(char_u **arg);
-static int get_name_len(char_u **arg, char_u **alias, int evaluate, int verbose);
static char_u * make_expanded_name(char_u *in_start, char_u *expr_start, char_u *expr_end, char_u *in_end);
-static int get_var_tv(char_u *name, int len, typval_T *rettv, dictitem_T **dip, int verbose, int no_autoload);
static typval_T *alloc_string_tv(char_u *string);
-static void init_tv(typval_T *varp);
-#ifdef FEAT_FLOAT
-static float_T get_tv_float(typval_T *varp);
-#endif
-static linenr_T get_tv_lnum(typval_T *argvars);
-static linenr_T get_tv_lnum_buf(typval_T *argvars, buf_T *buf);
-static dictitem_T *find_var_in_ht(hashtab_T *ht, int htname, char_u *varname, int no_autoload);
static hashtab_T *find_var_ht(char_u *name, char_u **varname);
static void delete_var(hashtab_T *ht, hashitem_T *hi);
static void list_one_var(dictitem_T *v, char_u *prefix, int *first);
static void list_one_var_a(char_u *prefix, char_u *name, int type, char_u *string, int *first);
-static void set_var(char_u *name, typval_T *varp, int copy);
-static int var_check_fixed(int flags, char_u *name, int use_gettext);
static char_u *find_option_end(char_u **arg, int *opt_flags);
-static win_T *find_win_by_nr(typval_T *vp, tabpage_T *tp);
-static win_T *find_tabwin(typval_T *wvp, typval_T *tvp);
-static void getwinvar(typval_T *argvars, typval_T *rettv, int off);
-static int searchpair_cmn(typval_T *argvars, pos_T *match_pos);
-static int search_cmn(typval_T *argvars, pos_T *match_pos, int *flagsp);
-static void setwinvar(typval_T *argvars, typval_T *rettv, int off);
-static int write_list(FILE *fd, list_T *list, int binary);
-static void get_cmd_output_as_rettv(typval_T *argvars, typval_T *rettv, int retlist);
-
#ifdef EBCDIC
static int compare_func_name(const void *s1, const void *s2);
static void sortFunctions();
#endif
+/* for VIM_VERSION_ defines */
+#include "version.h"
+
/*
* Initialize the global and v: variables.
*/
/*
* If "arg" is equal to "b:changedtick" give an error and return TRUE.
*/
- static int
+ int
check_changedtick(char_u *arg)
{
if (STRNCMP(arg, "b:changedtick", 13) == 0 && !eval_isnamec(arg[13]))
--recurse;
}
-/*
- * Return TRUE if typeval "tv" is locked: Either that value is locked itself
- * or it refers to a List or Dictionary that is locked.
- */
- static int
-tv_islocked(typval_T *tv)
-{
- return (tv->v_lock & VAR_LOCKED)
- || (tv->v_type == VAR_LIST
- && tv->vval.v_list != NULL
- && (tv->vval.v_list->lv_lock & VAR_LOCKED))
- || (tv->v_type == VAR_DICT
- && tv->vval.v_dict != NULL
- && (tv->vval.v_dict->dv_lock & VAR_LOCKED));
-}
-
#if (defined(FEAT_MENU) && defined(FEAT_MULTI_LANG)) || defined(PROTO)
/*
* Delete all "menutrans_" variables.
* "arg" is advanced to character after the option name.
* Return OK or FAIL.
*/
- static int
+ int
get_option_tv(
char_u **arg,
typval_T *rettv, /* when NULL, only check if option exists */
return OK;
}
-/*
- * Array with names and number of arguments of all internal functions
- * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
- */
-static struct fst
-{
- char *f_name; /* function name */
- char f_min_argc; /* minimal number of arguments */
- char f_max_argc; /* maximal number of arguments */
- void (*f_func)(typval_T *args, typval_T *rvar);
- /* implementation of function */
-} functions[] =
-{
-#ifdef FEAT_FLOAT
- {"abs", 1, 1, f_abs},
- {"acos", 1, 1, f_acos}, /* WJMc */
-#endif
- {"add", 2, 2, f_add},
- {"and", 2, 2, f_and},
- {"append", 2, 2, f_append},
- {"argc", 0, 0, f_argc},
- {"argidx", 0, 0, f_argidx},
- {"arglistid", 0, 2, f_arglistid},
- {"argv", 0, 1, f_argv},
-#ifdef FEAT_FLOAT
- {"asin", 1, 1, f_asin}, /* WJMc */
-#endif
- {"assert_equal", 2, 3, f_assert_equal},
- {"assert_exception", 1, 2, f_assert_exception},
- {"assert_fails", 1, 2, f_assert_fails},
- {"assert_false", 1, 2, f_assert_false},
- {"assert_match", 2, 3, f_assert_match},
- {"assert_notequal", 2, 3, f_assert_notequal},
- {"assert_notmatch", 2, 3, f_assert_notmatch},
- {"assert_true", 1, 2, f_assert_true},
-#ifdef FEAT_FLOAT
- {"atan", 1, 1, f_atan},
- {"atan2", 2, 2, f_atan2},
-#endif
- {"browse", 4, 4, f_browse},
- {"browsedir", 2, 2, f_browsedir},
- {"bufexists", 1, 1, f_bufexists},
- {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
- {"buffer_name", 1, 1, f_bufname}, /* obsolete */
- {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
- {"buflisted", 1, 1, f_buflisted},
- {"bufloaded", 1, 1, f_bufloaded},
- {"bufname", 1, 1, f_bufname},
- {"bufnr", 1, 2, f_bufnr},
- {"bufwinid", 1, 1, f_bufwinid},
- {"bufwinnr", 1, 1, f_bufwinnr},
- {"byte2line", 1, 1, f_byte2line},
- {"byteidx", 2, 2, f_byteidx},
- {"byteidxcomp", 2, 2, f_byteidxcomp},
- {"call", 2, 3, f_call},
-#ifdef FEAT_FLOAT
- {"ceil", 1, 1, f_ceil},
-#endif
-#ifdef FEAT_JOB_CHANNEL
- {"ch_close", 1, 1, f_ch_close},
- {"ch_evalexpr", 2, 3, f_ch_evalexpr},
- {"ch_evalraw", 2, 3, f_ch_evalraw},
- {"ch_getbufnr", 2, 2, f_ch_getbufnr},
- {"ch_getjob", 1, 1, f_ch_getjob},
- {"ch_info", 1, 1, f_ch_info},
- {"ch_log", 1, 2, f_ch_log},
- {"ch_logfile", 1, 2, f_ch_logfile},
- {"ch_open", 1, 2, f_ch_open},
- {"ch_read", 1, 2, f_ch_read},
- {"ch_readraw", 1, 2, f_ch_readraw},
- {"ch_sendexpr", 2, 3, f_ch_sendexpr},
- {"ch_sendraw", 2, 3, f_ch_sendraw},
- {"ch_setoptions", 2, 2, f_ch_setoptions},
- {"ch_status", 1, 1, f_ch_status},
-#endif
- {"changenr", 0, 0, f_changenr},
- {"char2nr", 1, 2, f_char2nr},
- {"cindent", 1, 1, f_cindent},
- {"clearmatches", 0, 0, f_clearmatches},
- {"col", 1, 1, f_col},
-#if defined(FEAT_INS_EXPAND)
- {"complete", 2, 2, f_complete},
- {"complete_add", 1, 1, f_complete_add},
- {"complete_check", 0, 0, f_complete_check},
-#endif
- {"confirm", 1, 4, f_confirm},
- {"copy", 1, 1, f_copy},
-#ifdef FEAT_FLOAT
- {"cos", 1, 1, f_cos},
- {"cosh", 1, 1, f_cosh},
-#endif
- {"count", 2, 4, f_count},
- {"cscope_connection",0,3, f_cscope_connection},
- {"cursor", 1, 3, f_cursor},
- {"deepcopy", 1, 2, f_deepcopy},
- {"delete", 1, 2, f_delete},
- {"did_filetype", 0, 0, f_did_filetype},
- {"diff_filler", 1, 1, f_diff_filler},
- {"diff_hlID", 2, 2, f_diff_hlID},
- {"empty", 1, 1, f_empty},
- {"escape", 2, 2, f_escape},
- {"eval", 1, 1, f_eval},
- {"eventhandler", 0, 0, f_eventhandler},
- {"executable", 1, 1, f_executable},
- {"execute", 1, 2, f_execute},
- {"exepath", 1, 1, f_exepath},
- {"exists", 1, 1, f_exists},
-#ifdef FEAT_FLOAT
- {"exp", 1, 1, f_exp},
-#endif
- {"expand", 1, 3, f_expand},
- {"extend", 2, 3, f_extend},
- {"feedkeys", 1, 2, f_feedkeys},
- {"file_readable", 1, 1, f_filereadable}, /* obsolete */
- {"filereadable", 1, 1, f_filereadable},
- {"filewritable", 1, 1, f_filewritable},
- {"filter", 2, 2, f_filter},
- {"finddir", 1, 3, f_finddir},
- {"findfile", 1, 3, f_findfile},
-#ifdef FEAT_FLOAT
- {"float2nr", 1, 1, f_float2nr},
- {"floor", 1, 1, f_floor},
- {"fmod", 2, 2, f_fmod},
-#endif
- {"fnameescape", 1, 1, f_fnameescape},
- {"fnamemodify", 2, 2, f_fnamemodify},
- {"foldclosed", 1, 1, f_foldclosed},
- {"foldclosedend", 1, 1, f_foldclosedend},
- {"foldlevel", 1, 1, f_foldlevel},
- {"foldtext", 0, 0, f_foldtext},
- {"foldtextresult", 1, 1, f_foldtextresult},
- {"foreground", 0, 0, f_foreground},
- {"function", 1, 3, f_function},
- {"garbagecollect", 0, 1, f_garbagecollect},
- {"get", 2, 3, f_get},
- {"getbufline", 2, 3, f_getbufline},
- {"getbufvar", 2, 3, f_getbufvar},
- {"getchar", 0, 1, f_getchar},
- {"getcharmod", 0, 0, f_getcharmod},
- {"getcharsearch", 0, 0, f_getcharsearch},
- {"getcmdline", 0, 0, f_getcmdline},
- {"getcmdpos", 0, 0, f_getcmdpos},
- {"getcmdtype", 0, 0, f_getcmdtype},
- {"getcmdwintype", 0, 0, f_getcmdwintype},
-#if defined(FEAT_CMDL_COMPL)
- {"getcompletion", 2, 2, f_getcompletion},
-#endif
- {"getcurpos", 0, 0, f_getcurpos},
- {"getcwd", 0, 2, f_getcwd},
- {"getfontname", 0, 1, f_getfontname},
- {"getfperm", 1, 1, f_getfperm},
- {"getfsize", 1, 1, f_getfsize},
- {"getftime", 1, 1, f_getftime},
- {"getftype", 1, 1, f_getftype},
- {"getline", 1, 2, f_getline},
- {"getloclist", 1, 1, f_getqflist},
- {"getmatches", 0, 0, f_getmatches},
- {"getpid", 0, 0, f_getpid},
- {"getpos", 1, 1, f_getpos},
- {"getqflist", 0, 0, f_getqflist},
- {"getreg", 0, 3, f_getreg},
- {"getregtype", 0, 1, f_getregtype},
- {"gettabvar", 2, 3, f_gettabvar},
- {"gettabwinvar", 3, 4, f_gettabwinvar},
- {"getwinposx", 0, 0, f_getwinposx},
- {"getwinposy", 0, 0, f_getwinposy},
- {"getwinvar", 2, 3, f_getwinvar},
- {"glob", 1, 4, f_glob},
- {"glob2regpat", 1, 1, f_glob2regpat},
- {"globpath", 2, 5, f_globpath},
- {"has", 1, 1, f_has},
- {"has_key", 2, 2, f_has_key},
- {"haslocaldir", 0, 2, f_haslocaldir},
- {"hasmapto", 1, 3, f_hasmapto},
- {"highlightID", 1, 1, f_hlID}, /* obsolete */
- {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
- {"histadd", 2, 2, f_histadd},
- {"histdel", 1, 2, f_histdel},
- {"histget", 1, 2, f_histget},
- {"histnr", 1, 1, f_histnr},
- {"hlID", 1, 1, f_hlID},
- {"hlexists", 1, 1, f_hlexists},
- {"hostname", 0, 0, f_hostname},
- {"iconv", 3, 3, f_iconv},
- {"indent", 1, 1, f_indent},
- {"index", 2, 4, f_index},
- {"input", 1, 3, f_input},
- {"inputdialog", 1, 3, f_inputdialog},
- {"inputlist", 1, 1, f_inputlist},
- {"inputrestore", 0, 0, f_inputrestore},
- {"inputsave", 0, 0, f_inputsave},
- {"inputsecret", 1, 2, f_inputsecret},
- {"insert", 2, 3, f_insert},
- {"invert", 1, 1, f_invert},
- {"isdirectory", 1, 1, f_isdirectory},
- {"islocked", 1, 1, f_islocked},
-#if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
- {"isnan", 1, 1, f_isnan},
-#endif
- {"items", 1, 1, f_items},
-#ifdef FEAT_JOB_CHANNEL
- {"job_getchannel", 1, 1, f_job_getchannel},
- {"job_info", 1, 1, f_job_info},
- {"job_setoptions", 2, 2, f_job_setoptions},
- {"job_start", 1, 2, f_job_start},
- {"job_status", 1, 1, f_job_status},
- {"job_stop", 1, 2, f_job_stop},
-#endif
- {"join", 1, 2, f_join},
- {"js_decode", 1, 1, f_js_decode},
- {"js_encode", 1, 1, f_js_encode},
- {"json_decode", 1, 1, f_json_decode},
- {"json_encode", 1, 1, f_json_encode},
- {"keys", 1, 1, f_keys},
- {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
- {"len", 1, 1, f_len},
- {"libcall", 3, 3, f_libcall},
- {"libcallnr", 3, 3, f_libcallnr},
- {"line", 1, 1, f_line},
- {"line2byte", 1, 1, f_line2byte},
- {"lispindent", 1, 1, f_lispindent},
- {"localtime", 0, 0, f_localtime},
-#ifdef FEAT_FLOAT
- {"log", 1, 1, f_log},
- {"log10", 1, 1, f_log10},
-#endif
-#ifdef FEAT_LUA
- {"luaeval", 1, 2, f_luaeval},
-#endif
- {"map", 2, 2, f_map},
- {"maparg", 1, 4, f_maparg},
- {"mapcheck", 1, 3, f_mapcheck},
- {"match", 2, 4, f_match},
- {"matchadd", 2, 5, f_matchadd},
- {"matchaddpos", 2, 5, f_matchaddpos},
- {"matcharg", 1, 1, f_matcharg},
- {"matchdelete", 1, 1, f_matchdelete},
- {"matchend", 2, 4, f_matchend},
- {"matchlist", 2, 4, f_matchlist},
- {"matchstr", 2, 4, f_matchstr},
- {"matchstrpos", 2, 4, f_matchstrpos},
- {"max", 1, 1, f_max},
- {"min", 1, 1, f_min},
-#ifdef vim_mkdir
- {"mkdir", 1, 3, f_mkdir},
-#endif
- {"mode", 0, 1, f_mode},
-#ifdef FEAT_MZSCHEME
- {"mzeval", 1, 1, f_mzeval},
-#endif
- {"nextnonblank", 1, 1, f_nextnonblank},
- {"nr2char", 1, 2, f_nr2char},
- {"or", 2, 2, f_or},
- {"pathshorten", 1, 1, f_pathshorten},
-#ifdef FEAT_PERL
- {"perleval", 1, 1, f_perleval},
-#endif
-#ifdef FEAT_FLOAT
- {"pow", 2, 2, f_pow},
-#endif
- {"prevnonblank", 1, 1, f_prevnonblank},
- {"printf", 2, 19, f_printf},
- {"pumvisible", 0, 0, f_pumvisible},
-#ifdef FEAT_PYTHON3
- {"py3eval", 1, 1, f_py3eval},
-#endif
-#ifdef FEAT_PYTHON
- {"pyeval", 1, 1, f_pyeval},
-#endif
- {"range", 1, 3, f_range},
- {"readfile", 1, 3, f_readfile},
- {"reltime", 0, 2, f_reltime},
-#ifdef FEAT_FLOAT
- {"reltimefloat", 1, 1, f_reltimefloat},
-#endif
- {"reltimestr", 1, 1, f_reltimestr},
- {"remote_expr", 2, 3, f_remote_expr},
- {"remote_foreground", 1, 1, f_remote_foreground},
- {"remote_peek", 1, 2, f_remote_peek},
- {"remote_read", 1, 1, f_remote_read},
- {"remote_send", 2, 3, f_remote_send},
- {"remove", 2, 3, f_remove},
- {"rename", 2, 2, f_rename},
- {"repeat", 2, 2, f_repeat},
- {"resolve", 1, 1, f_resolve},
- {"reverse", 1, 1, f_reverse},
-#ifdef FEAT_FLOAT
- {"round", 1, 1, f_round},
-#endif
- {"screenattr", 2, 2, f_screenattr},
- {"screenchar", 2, 2, f_screenchar},
- {"screencol", 0, 0, f_screencol},
- {"screenrow", 0, 0, f_screenrow},
- {"search", 1, 4, f_search},
- {"searchdecl", 1, 3, f_searchdecl},
- {"searchpair", 3, 7, f_searchpair},
- {"searchpairpos", 3, 7, f_searchpairpos},
- {"searchpos", 1, 4, f_searchpos},
- {"server2client", 2, 2, f_server2client},
- {"serverlist", 0, 0, f_serverlist},
- {"setbufvar", 3, 3, f_setbufvar},
- {"setcharsearch", 1, 1, f_setcharsearch},
- {"setcmdpos", 1, 1, f_setcmdpos},
- {"setfperm", 2, 2, f_setfperm},
- {"setline", 2, 2, f_setline},
- {"setloclist", 2, 3, f_setloclist},
- {"setmatches", 1, 1, f_setmatches},
- {"setpos", 2, 2, f_setpos},
- {"setqflist", 1, 2, f_setqflist},
- {"setreg", 2, 3, f_setreg},
- {"settabvar", 3, 3, f_settabvar},
- {"settabwinvar", 4, 4, f_settabwinvar},
- {"setwinvar", 3, 3, f_setwinvar},
-#ifdef FEAT_CRYPT
- {"sha256", 1, 1, f_sha256},
-#endif
- {"shellescape", 1, 2, f_shellescape},
- {"shiftwidth", 0, 0, f_shiftwidth},
- {"simplify", 1, 1, f_simplify},
-#ifdef FEAT_FLOAT
- {"sin", 1, 1, f_sin},
- {"sinh", 1, 1, f_sinh},
-#endif
- {"sort", 1, 3, f_sort},
- {"soundfold", 1, 1, f_soundfold},
- {"spellbadword", 0, 1, f_spellbadword},
- {"spellsuggest", 1, 3, f_spellsuggest},
- {"split", 1, 3, f_split},
-#ifdef FEAT_FLOAT
- {"sqrt", 1, 1, f_sqrt},
- {"str2float", 1, 1, f_str2float},
-#endif
- {"str2nr", 1, 2, f_str2nr},
- {"strcharpart", 2, 3, f_strcharpart},
- {"strchars", 1, 2, f_strchars},
- {"strdisplaywidth", 1, 2, f_strdisplaywidth},
-#ifdef HAVE_STRFTIME
- {"strftime", 1, 2, f_strftime},
-#endif
- {"strgetchar", 2, 2, f_strgetchar},
- {"stridx", 2, 3, f_stridx},
- {"string", 1, 1, f_string},
- {"strlen", 1, 1, f_strlen},
- {"strpart", 2, 3, f_strpart},
- {"strridx", 2, 3, f_strridx},
- {"strtrans", 1, 1, f_strtrans},
- {"strwidth", 1, 1, f_strwidth},
- {"submatch", 1, 2, f_submatch},
- {"substitute", 4, 4, f_substitute},
- {"synID", 3, 3, f_synID},
- {"synIDattr", 2, 3, f_synIDattr},
- {"synIDtrans", 1, 1, f_synIDtrans},
- {"synconcealed", 2, 2, f_synconcealed},
- {"synstack", 2, 2, f_synstack},
- {"system", 1, 2, f_system},
- {"systemlist", 1, 2, f_systemlist},
- {"tabpagebuflist", 0, 1, f_tabpagebuflist},
- {"tabpagenr", 0, 1, f_tabpagenr},
- {"tabpagewinnr", 1, 2, f_tabpagewinnr},
- {"tagfiles", 0, 0, f_tagfiles},
- {"taglist", 1, 1, f_taglist},
-#ifdef FEAT_FLOAT
- {"tan", 1, 1, f_tan},
- {"tanh", 1, 1, f_tanh},
-#endif
- {"tempname", 0, 0, f_tempname},
- {"test_alloc_fail", 3, 3, f_test_alloc_fail},
- {"test_autochdir", 0, 0, f_test_autochdir},
- {"test_disable_char_avail", 1, 1, f_test_disable_char_avail},
- {"test_garbagecollect_now", 0, 0, f_test_garbagecollect_now},
-#ifdef FEAT_JOB_CHANNEL
- {"test_null_channel", 0, 0, f_test_null_channel},
-#endif
- {"test_null_dict", 0, 0, f_test_null_dict},
-#ifdef FEAT_JOB_CHANNEL
- {"test_null_job", 0, 0, f_test_null_job},
-#endif
- {"test_null_list", 0, 0, f_test_null_list},
- {"test_null_partial", 0, 0, f_test_null_partial},
- {"test_null_string", 0, 0, f_test_null_string},
- {"test_settime", 1, 1, f_test_settime},
-#ifdef FEAT_TIMERS
- {"timer_start", 2, 3, f_timer_start},
- {"timer_stop", 1, 1, f_timer_stop},
-#endif
- {"tolower", 1, 1, f_tolower},
- {"toupper", 1, 1, f_toupper},
- {"tr", 3, 3, f_tr},
-#ifdef FEAT_FLOAT
- {"trunc", 1, 1, f_trunc},
-#endif
- {"type", 1, 1, f_type},
- {"undofile", 1, 1, f_undofile},
- {"undotree", 0, 0, f_undotree},
- {"uniq", 1, 3, f_uniq},
- {"values", 1, 1, f_values},
- {"virtcol", 1, 1, f_virtcol},
- {"visualmode", 0, 1, f_visualmode},
- {"wildmenumode", 0, 0, f_wildmenumode},
- {"win_findbuf", 1, 1, f_win_findbuf},
- {"win_getid", 0, 2, f_win_getid},
- {"win_gotoid", 1, 1, f_win_gotoid},
- {"win_id2tabwin", 1, 1, f_win_id2tabwin},
- {"win_id2win", 1, 1, f_win_id2win},
- {"winbufnr", 1, 1, f_winbufnr},
- {"wincol", 0, 0, f_wincol},
- {"winheight", 1, 1, f_winheight},
- {"winline", 0, 0, f_winline},
- {"winnr", 0, 1, f_winnr},
- {"winrestcmd", 0, 0, f_winrestcmd},
- {"winrestview", 1, 1, f_winrestview},
- {"winsaveview", 0, 0, f_winsaveview},
- {"winwidth", 1, 1, f_winwidth},
- {"wordcount", 0, 0, f_wordcount},
- {"writefile", 2, 3, f_writefile},
- {"xor", 2, 2, f_xor},
-};
-#if defined(FEAT_CMDL_COMPL) || defined(PROTO)
/*
- * Function given to ExpandGeneric() to obtain the list of internal
- * or user defined function names.
+ * Translate a String variable into a position.
+ * Returns NULL when there is an error.
*/
- char_u *
-get_function_name(expand_T *xp, int idx)
+ pos_T *
+var2fpos(
+ typval_T *varp,
+ int dollar_lnum, /* TRUE when $ is last line */
+ int *fnum) /* set to fnum for '0, 'A, etc. */
{
- static int intidx = -1;
- char_u *name;
+ char_u *name;
+ static pos_T pos;
+ pos_T *pp;
- if (idx == 0)
- intidx = -1;
- if (intidx < 0)
- {
- name = get_user_func_name(xp, idx);
- if (name != NULL)
- return name;
- }
- if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
+ /* Argument can be [lnum, col, coladd]. */
+ if (varp->v_type == VAR_LIST)
{
- STRCPY(IObuff, functions[intidx].f_name);
- STRCAT(IObuff, "(");
- if (functions[intidx].f_max_argc == 0)
- STRCAT(IObuff, ")");
- return IObuff;
- }
-
- return NULL;
-}
-
-/*
- * Function given to ExpandGeneric() to obtain the list of internal or
- * user defined variable or function names.
- */
- char_u *
-get_expr_name(expand_T *xp, int idx)
-{
- static int intidx = -1;
- char_u *name;
+ list_T *l;
+ int len;
+ int error = FALSE;
+ listitem_T *li;
- if (idx == 0)
- intidx = -1;
- if (intidx < 0)
- {
- name = get_function_name(xp, idx);
- if (name != NULL)
- return name;
- }
- return get_user_var_name(xp, ++intidx);
-}
+ l = varp->vval.v_list;
+ if (l == NULL)
+ return NULL;
-#endif /* FEAT_CMDL_COMPL */
+ /* Get the line number */
+ pos.lnum = list_find_nr(l, 0L, &error);
+ if (error || pos.lnum <= 0 || pos.lnum > curbuf->b_ml.ml_line_count)
+ return NULL; /* invalid line number */
-#if defined(EBCDIC) || defined(PROTO)
-/*
- * Compare struct fst by function name.
- */
- static int
-compare_func_name(const void *s1, const void *s2)
-{
- struct fst *p1 = (struct fst *)s1;
- struct fst *p2 = (struct fst *)s2;
+ /* Get the column number */
+ pos.col = list_find_nr(l, 1L, &error);
+ if (error)
+ return NULL;
+ len = (long)STRLEN(ml_get(pos.lnum));
- return STRCMP(p1->f_name, p2->f_name);
-}
+ /* We accept "$" for the column number: last column. */
+ li = list_find(l, 1L);
+ if (li != NULL && li->li_tv.v_type == VAR_STRING
+ && li->li_tv.vval.v_string != NULL
+ && STRCMP(li->li_tv.vval.v_string, "$") == 0)
+ pos.col = len + 1;
-/*
- * Sort the function table by function name.
- * The sorting of the table above is ASCII dependant.
- * On machines using EBCDIC we have to sort it.
- */
- static void
-sortFunctions(void)
-{
- int funcCnt = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
+ /* Accept a position up to the NUL after the line. */
+ if (pos.col == 0 || (int)pos.col > len + 1)
+ return NULL; /* invalid column number */
+ --pos.col;
- qsort(functions, (size_t)funcCnt, sizeof(struct fst), compare_func_name);
-}
+#ifdef FEAT_VIRTUALEDIT
+ /* Get the virtual offset. Defaults to zero. */
+ pos.coladd = list_find_nr(l, 2L, &error);
+ if (error)
+ pos.coladd = 0;
#endif
-
-/*
- * Find internal function in table above.
- * Return index, or -1 if not found
- */
- int
-find_internal_func(
- char_u *name) /* name of the function */
-{
- int first = 0;
- int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
- int cmp;
- int x;
-
- /*
- * Find the function name in the table. Binary search.
- */
- while (first <= last)
- {
- x = first + ((unsigned)(last - first) >> 1);
- cmp = STRCMP(name, functions[x].f_name);
- if (cmp < 0)
- last = x - 1;
- else if (cmp > 0)
- first = x + 1;
- else
- return x;
+ return &pos;
}
- return -1;
-}
-
- int
-call_internal_func(
- char_u *name,
- int argcount,
- typval_T *argvars,
- typval_T *rettv)
-{
- int i;
-
- i = find_internal_func(name);
- if (i < 0)
- return ERROR_UNKNOWN;
- if (argcount < functions[i].f_min_argc)
- return ERROR_TOOFEW;
- if (argcount > functions[i].f_max_argc)
- return ERROR_TOOMANY;
- argvars[argcount].v_type = VAR_UNKNOWN;
- functions[i].f_func(argvars, rettv);
- return ERROR_NONE;
-}
-
-/*
- * Return TRUE for a non-zero Number and a non-empty String.
- */
- static int
-non_zero_arg(typval_T *argvars)
-{
- return ((argvars[0].v_type == VAR_NUMBER
- && argvars[0].vval.v_number != 0)
- || (argvars[0].v_type == VAR_SPECIAL
- && argvars[0].vval.v_number == VVAL_TRUE)
- || (argvars[0].v_type == VAR_STRING
- && argvars[0].vval.v_string != NULL
- && *argvars[0].vval.v_string != NUL));
-}
-
-/*********************************************
- * Implementation of the built-in functions
- */
-
-#ifdef FEAT_FLOAT
-static int get_float_arg(typval_T *argvars, float_T *f);
-/*
- * Get the float value of "argvars[0]" into "f".
- * Returns FAIL when the argument is not a Number or Float.
- */
- static int
-get_float_arg(typval_T *argvars, float_T *f)
-{
- if (argvars[0].v_type == VAR_FLOAT)
+ name = get_tv_string_chk(varp);
+ if (name == NULL)
+ return NULL;
+ if (name[0] == '.') /* cursor */
+ return &curwin->w_cursor;
+ if (name[0] == 'v' && name[1] == NUL) /* Visual start */
{
- *f = argvars[0].vval.v_float;
- return OK;
+ if (VIsual_active)
+ return &VIsual;
+ return &curwin->w_cursor;
}
- if (argvars[0].v_type == VAR_NUMBER)
+ if (name[0] == '\'') /* mark */
{
- *f = (float_T)argvars[0].vval.v_number;
- return OK;
- }
- EMSG(_("E808: Number or Float required"));
- return FAIL;
-}
-
-/*
- * "abs(expr)" function
- */
- static void
-f_abs(typval_T *argvars, typval_T *rettv)
-{
- if (argvars[0].v_type == VAR_FLOAT)
- {
- rettv->v_type = VAR_FLOAT;
- rettv->vval.v_float = fabs(argvars[0].vval.v_float);
- }
- else
- {
- varnumber_T n;
- int error = FALSE;
-
- n = get_tv_number_chk(&argvars[0], &error);
- if (error)
- rettv->vval.v_number = -1;
- else if (n > 0)
- rettv->vval.v_number = n;
- else
- rettv->vval.v_number = -n;
- }
-}
-
-/*
- * "acos()" function
- */
- static void
-f_acos(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = acos(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "add(list, item)" function
- */
- static void
-f_add(typval_T *argvars, typval_T *rettv)
-{
- list_T *l;
-
- rettv->vval.v_number = 1; /* Default: Failed */
- if (argvars[0].v_type == VAR_LIST)
- {
- if ((l = argvars[0].vval.v_list) != NULL
- && !tv_check_lock(l->lv_lock,
- (char_u *)N_("add() argument"), TRUE)
- && list_append_tv(l, &argvars[1]) == OK)
- copy_tv(&argvars[0], rettv);
- }
- else
- EMSG(_(e_listreq));
-}
-
-/*
- * "and(expr, expr)" function
- */
- static void
-f_and(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = get_tv_number_chk(&argvars[0], NULL)
- & get_tv_number_chk(&argvars[1], NULL);
-}
-
-/*
- * "append(lnum, string/list)" function
- */
- static void
-f_append(typval_T *argvars, typval_T *rettv)
-{
- long lnum;
- char_u *line;
- list_T *l = NULL;
- listitem_T *li = NULL;
- typval_T *tv;
- long added = 0;
-
- /* When coming here from Insert mode, sync undo, so that this can be
- * undone separately from what was previously inserted. */
- if (u_sync_once == 2)
- {
- u_sync_once = 1; /* notify that u_sync() was called */
- u_sync(TRUE);
- }
-
- lnum = get_tv_lnum(argvars);
- if (lnum >= 0
- && lnum <= curbuf->b_ml.ml_line_count
- && u_save(lnum, lnum + 1) == OK)
- {
- if (argvars[1].v_type == VAR_LIST)
- {
- l = argvars[1].vval.v_list;
- if (l == NULL)
- return;
- li = l->lv_first;
- }
- for (;;)
- {
- if (l == NULL)
- tv = &argvars[1]; /* append a string */
- else if (li == NULL)
- break; /* end of list */
- else
- tv = &li->li_tv; /* append item from list */
- line = get_tv_string_chk(tv);
- if (line == NULL) /* type error */
- {
- rettv->vval.v_number = 1; /* Failed */
- break;
- }
- ml_append(lnum + added, line, (colnr_T)0, FALSE);
- ++added;
- if (l == NULL)
- break;
- li = li->li_next;
- }
-
- appended_lines_mark(lnum, added);
- if (curwin->w_cursor.lnum > lnum)
- curwin->w_cursor.lnum += added;
- }
- else
- rettv->vval.v_number = 1; /* Failed */
-}
-
-/*
- * "argc()" function
- */
- static void
-f_argc(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = ARGCOUNT;
-}
-
-/*
- * "argidx()" function
- */
- static void
-f_argidx(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = curwin->w_arg_idx;
-}
-
-/*
- * "arglistid()" function
- */
- static void
-f_arglistid(typval_T *argvars, typval_T *rettv)
-{
- win_T *wp;
-
- rettv->vval.v_number = -1;
- wp = find_tabwin(&argvars[0], &argvars[1]);
- if (wp != NULL)
- rettv->vval.v_number = wp->w_alist->id;
-}
-
-/*
- * "argv(nr)" function
- */
- static void
-f_argv(typval_T *argvars, typval_T *rettv)
-{
- int idx;
-
- if (argvars[0].v_type != VAR_UNKNOWN)
- {
- idx = (int)get_tv_number_chk(&argvars[0], NULL);
- if (idx >= 0 && idx < ARGCOUNT)
- rettv->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
- else
- rettv->vval.v_string = NULL;
- rettv->v_type = VAR_STRING;
- }
- else if (rettv_list_alloc(rettv) == OK)
- for (idx = 0; idx < ARGCOUNT; ++idx)
- list_append_string(rettv->vval.v_list,
- alist_name(&ARGLIST[idx]), -1);
-}
-
-typedef enum
-{
- ASSERT_EQUAL,
- ASSERT_NOTEQUAL,
- ASSERT_MATCH,
- ASSERT_NOTMATCH,
- ASSERT_OTHER
-} assert_type_T;
-
-static void prepare_assert_error(garray_T*gap);
-static void fill_assert_error(garray_T *gap, typval_T *opt_msg_tv, char_u *exp_str, typval_T *exp_tv, typval_T *got_tv, assert_type_T is_match);
-static void assert_error(garray_T *gap);
-static void assert_bool(typval_T *argvars, int isTrue);
-
-/*
- * Prepare "gap" for an assert error and add the sourcing position.
- */
- static void
-prepare_assert_error(garray_T *gap)
-{
- char buf[NUMBUFLEN];
-
- ga_init2(gap, 1, 100);
- if (sourcing_name != NULL)
- {
- ga_concat(gap, sourcing_name);
- if (sourcing_lnum > 0)
- ga_concat(gap, (char_u *)" ");
- }
- if (sourcing_lnum > 0)
- {
- sprintf(buf, "line %ld", (long)sourcing_lnum);
- ga_concat(gap, (char_u *)buf);
- }
- if (sourcing_name != NULL || sourcing_lnum > 0)
- ga_concat(gap, (char_u *)": ");
-}
-
-/*
- * Append "str" to "gap", escaping unprintable characters.
- * Changes NL to \n, CR to \r, etc.
- */
- static void
-ga_concat_esc(garray_T *gap, char_u *str)
-{
- char_u *p;
- char_u buf[NUMBUFLEN];
-
- if (str == NULL)
- {
- ga_concat(gap, (char_u *)"NULL");
- return;
- }
-
- for (p = str; *p != NUL; ++p)
- switch (*p)
- {
- case BS: ga_concat(gap, (char_u *)"\\b"); break;
- case ESC: ga_concat(gap, (char_u *)"\\e"); break;
- case FF: ga_concat(gap, (char_u *)"\\f"); break;
- case NL: ga_concat(gap, (char_u *)"\\n"); break;
- case TAB: ga_concat(gap, (char_u *)"\\t"); break;
- case CAR: ga_concat(gap, (char_u *)"\\r"); break;
- case '\\': ga_concat(gap, (char_u *)"\\\\"); break;
- default:
- if (*p < ' ')
- {
- vim_snprintf((char *)buf, NUMBUFLEN, "\\x%02x", *p);
- ga_concat(gap, buf);
- }
- else
- ga_append(gap, *p);
- break;
- }
-}
-
-/*
- * Fill "gap" with information about an assert error.
- */
- static void
-fill_assert_error(
- garray_T *gap,
- typval_T *opt_msg_tv,
- char_u *exp_str,
- typval_T *exp_tv,
- typval_T *got_tv,
- assert_type_T atype)
-{
- char_u numbuf[NUMBUFLEN];
- char_u *tofree;
-
- if (opt_msg_tv->v_type != VAR_UNKNOWN)
- {
- ga_concat(gap, tv2string(opt_msg_tv, &tofree, numbuf, 0));
- vim_free(tofree);
- }
- else
- {
- if (atype == ASSERT_MATCH || atype == ASSERT_NOTMATCH)
- ga_concat(gap, (char_u *)"Pattern ");
- else
- ga_concat(gap, (char_u *)"Expected ");
- if (exp_str == NULL)
- {
- ga_concat_esc(gap, tv2string(exp_tv, &tofree, numbuf, 0));
- vim_free(tofree);
- }
- else
- ga_concat_esc(gap, exp_str);
- if (atype == ASSERT_MATCH)
- ga_concat(gap, (char_u *)" does not match ");
- else if (atype == ASSERT_NOTMATCH)
- ga_concat(gap, (char_u *)" does match ");
- else if (atype == ASSERT_NOTEQUAL)
- ga_concat(gap, (char_u *)" differs from ");
- else
- ga_concat(gap, (char_u *)" but got ");
- ga_concat_esc(gap, tv2string(got_tv, &tofree, numbuf, 0));
- vim_free(tofree);
- }
-}
-
-/*
- * Add an assert error to v:errors.
- */
- static void
-assert_error(garray_T *gap)
-{
- struct vimvar *vp = &vimvars[VV_ERRORS];
-
- if (vp->vv_type != VAR_LIST || vimvars[VV_ERRORS].vv_list == NULL)
- /* Make sure v:errors is a list. */
- set_vim_var_list(VV_ERRORS, list_alloc());
- list_append_string(vimvars[VV_ERRORS].vv_list, gap->ga_data, gap->ga_len);
-}
-
- static void
-assert_equal_common(typval_T *argvars, assert_type_T atype)
-{
- garray_T ga;
-
- if (tv_equal(&argvars[0], &argvars[1], FALSE, FALSE)
- != (atype == ASSERT_EQUAL))
- {
- prepare_assert_error(&ga);
- fill_assert_error(&ga, &argvars[2], NULL, &argvars[0], &argvars[1],
- atype);
- assert_error(&ga);
- ga_clear(&ga);
- }
-}
-
-/*
- * "assert_equal(expected, actual[, msg])" function
- */
- static void
-f_assert_equal(typval_T *argvars, typval_T *rettv UNUSED)
-{
- assert_equal_common(argvars, ASSERT_EQUAL);
-}
-
-/*
- * "assert_notequal(expected, actual[, msg])" function
- */
- static void
-f_assert_notequal(typval_T *argvars, typval_T *rettv UNUSED)
-{
- assert_equal_common(argvars, ASSERT_NOTEQUAL);
-}
-
-/*
- * "assert_exception(string[, msg])" function
- */
- static void
-f_assert_exception(typval_T *argvars, typval_T *rettv UNUSED)
-{
- garray_T ga;
- char *error;
-
- error = (char *)get_tv_string_chk(&argvars[0]);
- if (vimvars[VV_EXCEPTION].vv_str == NULL)
- {
- prepare_assert_error(&ga);
- ga_concat(&ga, (char_u *)"v:exception is not set");
- assert_error(&ga);
- ga_clear(&ga);
- }
- else if (error != NULL
- && strstr((char *)vimvars[VV_EXCEPTION].vv_str, error) == NULL)
- {
- prepare_assert_error(&ga);
- fill_assert_error(&ga, &argvars[1], NULL, &argvars[0],
- &vimvars[VV_EXCEPTION].vv_tv, ASSERT_OTHER);
- assert_error(&ga);
- ga_clear(&ga);
- }
-}
-
-/*
- * "assert_fails(cmd [, error])" function
- */
- static void
-f_assert_fails(typval_T *argvars, typval_T *rettv UNUSED)
-{
- char_u *cmd = get_tv_string_chk(&argvars[0]);
- garray_T ga;
-
- called_emsg = FALSE;
- suppress_errthrow = TRUE;
- emsg_silent = TRUE;
- do_cmdline_cmd(cmd);
- if (!called_emsg)
- {
- prepare_assert_error(&ga);
- ga_concat(&ga, (char_u *)"command did not fail: ");
- ga_concat(&ga, cmd);
- assert_error(&ga);
- ga_clear(&ga);
- }
- else if (argvars[1].v_type != VAR_UNKNOWN)
- {
- char_u buf[NUMBUFLEN];
- char *error = (char *)get_tv_string_buf_chk(&argvars[1], buf);
-
- if (error == NULL
- || strstr((char *)vimvars[VV_ERRMSG].vv_str, error) == NULL)
- {
- prepare_assert_error(&ga);
- fill_assert_error(&ga, &argvars[2], NULL, &argvars[1],
- &vimvars[VV_ERRMSG].vv_tv, ASSERT_OTHER);
- assert_error(&ga);
- ga_clear(&ga);
- }
- }
-
- called_emsg = FALSE;
- suppress_errthrow = FALSE;
- emsg_silent = FALSE;
- emsg_on_display = FALSE;
- set_vim_var_string(VV_ERRMSG, NULL, 0);
-}
-
-/*
- * Common for assert_true() and assert_false().
- */
- static void
-assert_bool(typval_T *argvars, int isTrue)
-{
- int error = FALSE;
- garray_T ga;
-
- if (argvars[0].v_type == VAR_SPECIAL
- && argvars[0].vval.v_number == (isTrue ? VVAL_TRUE : VVAL_FALSE))
- return;
- if (argvars[0].v_type != VAR_NUMBER
- || (get_tv_number_chk(&argvars[0], &error) == 0) == isTrue
- || error)
- {
- prepare_assert_error(&ga);
- fill_assert_error(&ga, &argvars[1],
- (char_u *)(isTrue ? "True" : "False"),
- NULL, &argvars[0], ASSERT_OTHER);
- assert_error(&ga);
- ga_clear(&ga);
- }
-}
-
-/*
- * "assert_false(actual[, msg])" function
- */
- static void
-f_assert_false(typval_T *argvars, typval_T *rettv UNUSED)
-{
- assert_bool(argvars, FALSE);
-}
-
- static void
-assert_match_common(typval_T *argvars, assert_type_T atype)
-{
- garray_T ga;
- char_u buf1[NUMBUFLEN];
- char_u buf2[NUMBUFLEN];
- char_u *pat = get_tv_string_buf_chk(&argvars[0], buf1);
- char_u *text = get_tv_string_buf_chk(&argvars[1], buf2);
-
- if (pat == NULL || text == NULL)
- EMSG(_(e_invarg));
- else if (pattern_match(pat, text, FALSE) != (atype == ASSERT_MATCH))
- {
- prepare_assert_error(&ga);
- fill_assert_error(&ga, &argvars[2], NULL, &argvars[0], &argvars[1],
- atype);
- assert_error(&ga);
- ga_clear(&ga);
- }
-}
-
-/*
- * "assert_match(pattern, actual[, msg])" function
- */
- static void
-f_assert_match(typval_T *argvars, typval_T *rettv UNUSED)
-{
- assert_match_common(argvars, ASSERT_MATCH);
-}
-
-/*
- * "assert_notmatch(pattern, actual[, msg])" function
- */
- static void
-f_assert_notmatch(typval_T *argvars, typval_T *rettv UNUSED)
-{
- assert_match_common(argvars, ASSERT_NOTMATCH);
-}
-
-/*
- * "assert_true(actual[, msg])" function
- */
- static void
-f_assert_true(typval_T *argvars, typval_T *rettv UNUSED)
-{
- assert_bool(argvars, TRUE);
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "asin()" function
- */
- static void
-f_asin(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = asin(f);
- else
- rettv->vval.v_float = 0.0;
-}
-
-/*
- * "atan()" function
- */
- static void
-f_atan(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = atan(f);
- else
- rettv->vval.v_float = 0.0;
-}
-
-/*
- * "atan2()" function
- */
- static void
-f_atan2(typval_T *argvars, typval_T *rettv)
-{
- float_T fx = 0.0, fy = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &fx) == OK
- && get_float_arg(&argvars[1], &fy) == OK)
- rettv->vval.v_float = atan2(fx, fy);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "browse(save, title, initdir, default)" function
- */
- static void
-f_browse(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_BROWSE
- int save;
- char_u *title;
- char_u *initdir;
- char_u *defname;
- char_u buf[NUMBUFLEN];
- char_u buf2[NUMBUFLEN];
- int error = FALSE;
-
- save = (int)get_tv_number_chk(&argvars[0], &error);
- title = get_tv_string_chk(&argvars[1]);
- initdir = get_tv_string_buf_chk(&argvars[2], buf);
- defname = get_tv_string_buf_chk(&argvars[3], buf2);
-
- if (error || title == NULL || initdir == NULL || defname == NULL)
- rettv->vval.v_string = NULL;
- else
- rettv->vval.v_string =
- do_browse(save ? BROWSE_SAVE : 0,
- title, defname, NULL, initdir, NULL, curbuf);
-#else
- rettv->vval.v_string = NULL;
-#endif
- rettv->v_type = VAR_STRING;
-}
-
-/*
- * "browsedir(title, initdir)" function
- */
- static void
-f_browsedir(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_BROWSE
- char_u *title;
- char_u *initdir;
- char_u buf[NUMBUFLEN];
-
- title = get_tv_string_chk(&argvars[0]);
- initdir = get_tv_string_buf_chk(&argvars[1], buf);
-
- if (title == NULL || initdir == NULL)
- rettv->vval.v_string = NULL;
- else
- rettv->vval.v_string = do_browse(BROWSE_DIR,
- title, NULL, NULL, initdir, NULL, curbuf);
-#else
- rettv->vval.v_string = NULL;
-#endif
- rettv->v_type = VAR_STRING;
-}
-
-static buf_T *find_buffer(typval_T *avar);
-
-/*
- * Find a buffer by number or exact name.
- */
- static buf_T *
-find_buffer(typval_T *avar)
-{
- buf_T *buf = NULL;
-
- if (avar->v_type == VAR_NUMBER)
- buf = buflist_findnr((int)avar->vval.v_number);
- else if (avar->v_type == VAR_STRING && avar->vval.v_string != NULL)
- {
- buf = buflist_findname_exp(avar->vval.v_string);
- if (buf == NULL)
- {
- /* No full path name match, try a match with a URL or a "nofile"
- * buffer, these don't use the full path. */
- for (buf = firstbuf; buf != NULL; buf = buf->b_next)
- if (buf->b_fname != NULL
- && (path_with_url(buf->b_fname)
-#ifdef FEAT_QUICKFIX
- || bt_nofile(buf)
-#endif
- )
- && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
- break;
- }
- }
- return buf;
-}
-
-/*
- * "bufexists(expr)" function
- */
- static void
-f_bufexists(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = (find_buffer(&argvars[0]) != NULL);
-}
-
-/*
- * "buflisted(expr)" function
- */
- static void
-f_buflisted(typval_T *argvars, typval_T *rettv)
-{
- buf_T *buf;
-
- buf = find_buffer(&argvars[0]);
- rettv->vval.v_number = (buf != NULL && buf->b_p_bl);
-}
-
-/*
- * "bufloaded(expr)" function
- */
- static void
-f_bufloaded(typval_T *argvars, typval_T *rettv)
-{
- buf_T *buf;
-
- buf = find_buffer(&argvars[0]);
- rettv->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
-}
-
- buf_T *
-buflist_find_by_name(char_u *name, int curtab_only)
-{
- int save_magic;
- char_u *save_cpo;
- buf_T *buf;
-
- /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
- save_magic = p_magic;
- p_magic = TRUE;
- save_cpo = p_cpo;
- p_cpo = (char_u *)"";
-
- buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
- TRUE, FALSE, curtab_only));
-
- p_magic = save_magic;
- p_cpo = save_cpo;
- return buf;
-}
-
-/*
- * Get buffer by number or pattern.
- */
- static buf_T *
-get_buf_tv(typval_T *tv, int curtab_only)
-{
- char_u *name = tv->vval.v_string;
- buf_T *buf;
-
- if (tv->v_type == VAR_NUMBER)
- return buflist_findnr((int)tv->vval.v_number);
- if (tv->v_type != VAR_STRING)
- return NULL;
- if (name == NULL || *name == NUL)
- return curbuf;
- if (name[0] == '$' && name[1] == NUL)
- return lastbuf;
-
- buf = buflist_find_by_name(name, curtab_only);
-
- /* If not found, try expanding the name, like done for bufexists(). */
- if (buf == NULL)
- buf = find_buffer(tv);
-
- return buf;
-}
-
-/*
- * "bufname(expr)" function
- */
- static void
-f_bufname(typval_T *argvars, typval_T *rettv)
-{
- buf_T *buf;
-
- (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
- ++emsg_off;
- buf = get_buf_tv(&argvars[0], FALSE);
- rettv->v_type = VAR_STRING;
- if (buf != NULL && buf->b_fname != NULL)
- rettv->vval.v_string = vim_strsave(buf->b_fname);
- else
- rettv->vval.v_string = NULL;
- --emsg_off;
-}
-
-/*
- * "bufnr(expr)" function
- */
- static void
-f_bufnr(typval_T *argvars, typval_T *rettv)
-{
- buf_T *buf;
- int error = FALSE;
- char_u *name;
-
- (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
- ++emsg_off;
- buf = get_buf_tv(&argvars[0], FALSE);
- --emsg_off;
-
- /* If the buffer isn't found and the second argument is not zero create a
- * new buffer. */
- if (buf == NULL
- && argvars[1].v_type != VAR_UNKNOWN
- && get_tv_number_chk(&argvars[1], &error) != 0
- && !error
- && (name = get_tv_string_chk(&argvars[0])) != NULL
- && !error)
- buf = buflist_new(name, NULL, (linenr_T)1, 0);
-
- if (buf != NULL)
- rettv->vval.v_number = buf->b_fnum;
- else
- rettv->vval.v_number = -1;
-}
-
- static void
-buf_win_common(typval_T *argvars, typval_T *rettv, int get_nr)
-{
-#ifdef FEAT_WINDOWS
- win_T *wp;
- int winnr = 0;
-#endif
- buf_T *buf;
-
- (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
- ++emsg_off;
- buf = get_buf_tv(&argvars[0], TRUE);
-#ifdef FEAT_WINDOWS
- for (wp = firstwin; wp; wp = wp->w_next)
- {
- ++winnr;
- if (wp->w_buffer == buf)
- break;
- }
- rettv->vval.v_number = (wp != NULL ? (get_nr ? winnr : wp->w_id) : -1);
-#else
- rettv->vval.v_number = (curwin->w_buffer == buf
- ? (get_nr ? 1 : curwin->w_id) : -1);
-#endif
- --emsg_off;
-}
-
-/*
- * "bufwinid(nr)" function
- */
- static void
-f_bufwinid(typval_T *argvars, typval_T *rettv)
-{
- buf_win_common(argvars, rettv, FALSE);
-}
-
-/*
- * "bufwinnr(nr)" function
- */
- static void
-f_bufwinnr(typval_T *argvars, typval_T *rettv)
-{
- buf_win_common(argvars, rettv, TRUE);
-}
-
-/*
- * "byte2line(byte)" function
- */
- static void
-f_byte2line(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifndef FEAT_BYTEOFF
- rettv->vval.v_number = -1;
-#else
- long boff = 0;
-
- boff = get_tv_number(&argvars[0]) - 1; /* boff gets -1 on type error */
- if (boff < 0)
- rettv->vval.v_number = -1;
- else
- rettv->vval.v_number = ml_find_line_or_offset(curbuf,
- (linenr_T)0, &boff);
-#endif
-}
-
- static void
-byteidx(typval_T *argvars, typval_T *rettv, int comp UNUSED)
-{
-#ifdef FEAT_MBYTE
- char_u *t;
-#endif
- char_u *str;
- varnumber_T idx;
-
- str = get_tv_string_chk(&argvars[0]);
- idx = get_tv_number_chk(&argvars[1], NULL);
- rettv->vval.v_number = -1;
- if (str == NULL || idx < 0)
- return;
-
-#ifdef FEAT_MBYTE
- t = str;
- for ( ; idx > 0; idx--)
- {
- if (*t == NUL) /* EOL reached */
- return;
- if (enc_utf8 && comp)
- t += utf_ptr2len(t);
- else
- t += (*mb_ptr2len)(t);
- }
- rettv->vval.v_number = (varnumber_T)(t - str);
-#else
- if ((size_t)idx <= STRLEN(str))
- rettv->vval.v_number = idx;
-#endif
-}
-
-/*
- * "byteidx()" function
- */
- static void
-f_byteidx(typval_T *argvars, typval_T *rettv)
-{
- byteidx(argvars, rettv, FALSE);
-}
-
-/*
- * "byteidxcomp()" function
- */
- static void
-f_byteidxcomp(typval_T *argvars, typval_T *rettv)
-{
- byteidx(argvars, rettv, TRUE);
-}
-
-/*
- * "call(func, arglist [, dict])" function
- */
- static void
-f_call(typval_T *argvars, typval_T *rettv)
-{
- char_u *func;
- partial_T *partial = NULL;
- dict_T *selfdict = NULL;
-
- if (argvars[1].v_type != VAR_LIST)
- {
- EMSG(_(e_listreq));
- return;
- }
- if (argvars[1].vval.v_list == NULL)
- return;
-
- if (argvars[0].v_type == VAR_FUNC)
- func = argvars[0].vval.v_string;
- else if (argvars[0].v_type == VAR_PARTIAL)
- {
- partial = argvars[0].vval.v_partial;
- func = partial->pt_name;
- }
- else
- func = get_tv_string(&argvars[0]);
- if (*func == NUL)
- return; /* type error or empty name */
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- if (argvars[2].v_type != VAR_DICT)
- {
- EMSG(_(e_dictreq));
- return;
- }
- selfdict = argvars[2].vval.v_dict;
- }
-
- (void)func_call(func, &argvars[1], partial, selfdict, rettv);
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "ceil({float})" function
- */
- static void
-f_ceil(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = ceil(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-#ifdef FEAT_JOB_CHANNEL
-/*
- * "ch_close()" function
- */
- static void
-f_ch_close(typval_T *argvars, typval_T *rettv UNUSED)
-{
- channel_T *channel = get_channel_arg(&argvars[0], TRUE, FALSE, 0);
-
- if (channel != NULL)
- {
- channel_close(channel, FALSE);
- channel_clear(channel);
- }
-}
-
-/*
- * "ch_getbufnr()" function
- */
- static void
-f_ch_getbufnr(typval_T *argvars, typval_T *rettv)
-{
- channel_T *channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
-
- rettv->vval.v_number = -1;
- if (channel != NULL)
- {
- char_u *what = get_tv_string(&argvars[1]);
- int part;
-
- if (STRCMP(what, "err") == 0)
- part = PART_ERR;
- else if (STRCMP(what, "out") == 0)
- part = PART_OUT;
- else if (STRCMP(what, "in") == 0)
- part = PART_IN;
- else
- part = PART_SOCK;
- if (channel->ch_part[part].ch_bufref.br_buf != NULL)
- rettv->vval.v_number =
- channel->ch_part[part].ch_bufref.br_buf->b_fnum;
- }
-}
-
-/*
- * "ch_getjob()" function
- */
- static void
-f_ch_getjob(typval_T *argvars, typval_T *rettv)
-{
- channel_T *channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
-
- if (channel != NULL)
- {
- rettv->v_type = VAR_JOB;
- rettv->vval.v_job = channel->ch_job;
- if (channel->ch_job != NULL)
- ++channel->ch_job->jv_refcount;
- }
-}
-
-/*
- * "ch_info()" function
- */
- static void
-f_ch_info(typval_T *argvars, typval_T *rettv UNUSED)
-{
- channel_T *channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
-
- if (channel != NULL && rettv_dict_alloc(rettv) != FAIL)
- channel_info(channel, rettv->vval.v_dict);
-}
-
-/*
- * "ch_log()" function
- */
- static void
-f_ch_log(typval_T *argvars, typval_T *rettv UNUSED)
-{
- char_u *msg = get_tv_string(&argvars[0]);
- channel_T *channel = NULL;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- channel = get_channel_arg(&argvars[1], FALSE, FALSE, 0);
-
- ch_log(channel, (char *)msg);
-}
-
-/*
- * "ch_logfile()" function
- */
- static void
-f_ch_logfile(typval_T *argvars, typval_T *rettv UNUSED)
-{
- char_u *fname;
- char_u *opt = (char_u *)"";
- char_u buf[NUMBUFLEN];
-
- fname = get_tv_string(&argvars[0]);
- if (argvars[1].v_type == VAR_STRING)
- opt = get_tv_string_buf(&argvars[1], buf);
- ch_logfile(fname, opt);
-}
-
-/*
- * "ch_open()" function
- */
- static void
-f_ch_open(typval_T *argvars, typval_T *rettv)
-{
- rettv->v_type = VAR_CHANNEL;
- if (check_restricted() || check_secure())
- return;
- rettv->vval.v_channel = channel_open_func(argvars);
-}
-
-/*
- * "ch_read()" function
- */
- static void
-f_ch_read(typval_T *argvars, typval_T *rettv)
-{
- common_channel_read(argvars, rettv, FALSE);
-}
-
-/*
- * "ch_readraw()" function
- */
- static void
-f_ch_readraw(typval_T *argvars, typval_T *rettv)
-{
- common_channel_read(argvars, rettv, TRUE);
-}
-
-/*
- * "ch_evalexpr()" function
- */
- static void
-f_ch_evalexpr(typval_T *argvars, typval_T *rettv)
-{
- ch_expr_common(argvars, rettv, TRUE);
-}
-
-/*
- * "ch_sendexpr()" function
- */
- static void
-f_ch_sendexpr(typval_T *argvars, typval_T *rettv)
-{
- ch_expr_common(argvars, rettv, FALSE);
-}
-
-/*
- * "ch_evalraw()" function
- */
- static void
-f_ch_evalraw(typval_T *argvars, typval_T *rettv)
-{
- ch_raw_common(argvars, rettv, TRUE);
-}
-
-/*
- * "ch_sendraw()" function
- */
- static void
-f_ch_sendraw(typval_T *argvars, typval_T *rettv)
-{
- ch_raw_common(argvars, rettv, FALSE);
-}
-
-/*
- * "ch_setoptions()" function
- */
- static void
-f_ch_setoptions(typval_T *argvars, typval_T *rettv UNUSED)
-{
- channel_T *channel;
- jobopt_T opt;
-
- channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
- if (channel == NULL)
- return;
- clear_job_options(&opt);
- if (get_job_options(&argvars[1], &opt,
- JO_CB_ALL + JO_TIMEOUT_ALL + JO_MODE_ALL) == OK)
- channel_set_options(channel, &opt);
- free_job_options(&opt);
-}
-
-/*
- * "ch_status()" function
- */
- static void
-f_ch_status(typval_T *argvars, typval_T *rettv)
-{
- channel_T *channel;
-
- /* return an empty string by default */
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
- channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
- rettv->vval.v_string = vim_strsave((char_u *)channel_status(channel));
-}
-#endif
-
-/*
- * "changenr()" function
- */
- static void
-f_changenr(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = curbuf->b_u_seq_cur;
-}
-
-/*
- * "char2nr(string)" function
- */
- static void
-f_char2nr(typval_T *argvars, typval_T *rettv)
-{
-#ifdef FEAT_MBYTE
- if (has_mbyte)
- {
- int utf8 = 0;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- utf8 = (int)get_tv_number_chk(&argvars[1], NULL);
-
- if (utf8)
- rettv->vval.v_number = (*utf_ptr2char)(get_tv_string(&argvars[0]));
- else
- rettv->vval.v_number = (*mb_ptr2char)(get_tv_string(&argvars[0]));
- }
- else
-#endif
- rettv->vval.v_number = get_tv_string(&argvars[0])[0];
-}
-
-/*
- * "cindent(lnum)" function
- */
- static void
-f_cindent(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_CINDENT
- pos_T pos;
- linenr_T lnum;
-
- pos = curwin->w_cursor;
- lnum = get_tv_lnum(argvars);
- if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
- {
- curwin->w_cursor.lnum = lnum;
- rettv->vval.v_number = get_c_indent();
- curwin->w_cursor = pos;
- }
- else
-#endif
- rettv->vval.v_number = -1;
-}
-
-/*
- * "clearmatches()" function
- */
- static void
-f_clearmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_SEARCH_EXTRA
- clear_matches(curwin);
-#endif
-}
-
-/*
- * "col(string)" function
- */
- static void
-f_col(typval_T *argvars, typval_T *rettv)
-{
- colnr_T col = 0;
- pos_T *fp;
- int fnum = curbuf->b_fnum;
-
- fp = var2fpos(&argvars[0], FALSE, &fnum);
- if (fp != NULL && fnum == curbuf->b_fnum)
- {
- if (fp->col == MAXCOL)
- {
- /* '> can be MAXCOL, get the length of the line then */
- if (fp->lnum <= curbuf->b_ml.ml_line_count)
- col = (colnr_T)STRLEN(ml_get(fp->lnum)) + 1;
- else
- col = MAXCOL;
- }
- else
- {
- col = fp->col + 1;
-#ifdef FEAT_VIRTUALEDIT
- /* col(".") when the cursor is on the NUL at the end of the line
- * because of "coladd" can be seen as an extra column. */
- if (virtual_active() && fp == &curwin->w_cursor)
- {
- char_u *p = ml_get_cursor();
-
- if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
- curwin->w_virtcol - curwin->w_cursor.coladd))
- {
-# ifdef FEAT_MBYTE
- int l;
-
- if (*p != NUL && p[(l = (*mb_ptr2len)(p))] == NUL)
- col += l;
-# else
- if (*p != NUL && p[1] == NUL)
- ++col;
-# endif
- }
- }
-#endif
- }
- }
- rettv->vval.v_number = col;
-}
-
-#if defined(FEAT_INS_EXPAND)
-/*
- * "complete()" function
- */
- static void
-f_complete(typval_T *argvars, typval_T *rettv UNUSED)
-{
- int startcol;
-
- if ((State & INSERT) == 0)
- {
- EMSG(_("E785: complete() can only be used in Insert mode"));
- return;
- }
-
- /* Check for undo allowed here, because if something was already inserted
- * the line was already saved for undo and this check isn't done. */
- if (!undo_allowed())
- return;
-
- if (argvars[1].v_type != VAR_LIST || argvars[1].vval.v_list == NULL)
- {
- EMSG(_(e_invarg));
- return;
- }
-
- startcol = (int)get_tv_number_chk(&argvars[0], NULL);
- if (startcol <= 0)
- return;
-
- set_completion(startcol - 1, argvars[1].vval.v_list);
-}
-
-/*
- * "complete_add()" function
- */
- static void
-f_complete_add(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = ins_compl_add_tv(&argvars[0], 0);
-}
-
-/*
- * "complete_check()" function
- */
- static void
-f_complete_check(typval_T *argvars UNUSED, typval_T *rettv)
-{
- int saved = RedrawingDisabled;
-
- RedrawingDisabled = 0;
- ins_compl_check_keys(0);
- rettv->vval.v_number = compl_interrupted;
- RedrawingDisabled = saved;
-}
-#endif
-
-/*
- * "confirm(message, buttons[, default [, type]])" function
- */
- static void
-f_confirm(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
- char_u *message;
- char_u *buttons = NULL;
- char_u buf[NUMBUFLEN];
- char_u buf2[NUMBUFLEN];
- int def = 1;
- int type = VIM_GENERIC;
- char_u *typestr;
- int error = FALSE;
-
- message = get_tv_string_chk(&argvars[0]);
- if (message == NULL)
- error = TRUE;
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- buttons = get_tv_string_buf_chk(&argvars[1], buf);
- if (buttons == NULL)
- error = TRUE;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- def = (int)get_tv_number_chk(&argvars[2], &error);
- if (argvars[3].v_type != VAR_UNKNOWN)
- {
- typestr = get_tv_string_buf_chk(&argvars[3], buf2);
- if (typestr == NULL)
- error = TRUE;
- else
- {
- switch (TOUPPER_ASC(*typestr))
- {
- case 'E': type = VIM_ERROR; break;
- case 'Q': type = VIM_QUESTION; break;
- case 'I': type = VIM_INFO; break;
- case 'W': type = VIM_WARNING; break;
- case 'G': type = VIM_GENERIC; break;
- }
- }
- }
- }
- }
-
- if (buttons == NULL || *buttons == NUL)
- buttons = (char_u *)_("&Ok");
-
- if (!error)
- rettv->vval.v_number = do_dialog(type, NULL, message, buttons,
- def, NULL, FALSE);
-#endif
-}
-
-/*
- * "copy()" function
- */
- static void
-f_copy(typval_T *argvars, typval_T *rettv)
-{
- item_copy(&argvars[0], rettv, FALSE, 0);
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "cos()" function
- */
- static void
-f_cos(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = cos(f);
- else
- rettv->vval.v_float = 0.0;
-}
-
-/*
- * "cosh()" function
- */
- static void
-f_cosh(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = cosh(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "count()" function
- */
- static void
-f_count(typval_T *argvars, typval_T *rettv)
-{
- long n = 0;
- int ic = FALSE;
-
- if (argvars[0].v_type == VAR_LIST)
- {
- listitem_T *li;
- list_T *l;
- long idx;
-
- if ((l = argvars[0].vval.v_list) != NULL)
- {
- li = l->lv_first;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- int error = FALSE;
-
- ic = (int)get_tv_number_chk(&argvars[2], &error);
- if (argvars[3].v_type != VAR_UNKNOWN)
- {
- idx = (long)get_tv_number_chk(&argvars[3], &error);
- if (!error)
- {
- li = list_find(l, idx);
- if (li == NULL)
- EMSGN(_(e_listidx), idx);
- }
- }
- if (error)
- li = NULL;
- }
-
- for ( ; li != NULL; li = li->li_next)
- if (tv_equal(&li->li_tv, &argvars[1], ic, FALSE))
- ++n;
- }
- }
- else if (argvars[0].v_type == VAR_DICT)
- {
- int todo;
- dict_T *d;
- hashitem_T *hi;
-
- if ((d = argvars[0].vval.v_dict) != NULL)
- {
- int error = FALSE;
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- ic = (int)get_tv_number_chk(&argvars[2], &error);
- if (argvars[3].v_type != VAR_UNKNOWN)
- EMSG(_(e_invarg));
- }
-
- todo = error ? 0 : (int)d->dv_hashtab.ht_used;
- for (hi = d->dv_hashtab.ht_array; todo > 0; ++hi)
- {
- if (!HASHITEM_EMPTY(hi))
- {
- --todo;
- if (tv_equal(&HI2DI(hi)->di_tv, &argvars[1], ic, FALSE))
- ++n;
- }
- }
- }
- }
- else
- EMSG2(_(e_listdictarg), "count()");
- rettv->vval.v_number = n;
-}
-
-/*
- * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
- *
- * Checks the existence of a cscope connection.
- */
- static void
-f_cscope_connection(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_CSCOPE
- int num = 0;
- char_u *dbpath = NULL;
- char_u *prepend = NULL;
- char_u buf[NUMBUFLEN];
-
- if (argvars[0].v_type != VAR_UNKNOWN
- && argvars[1].v_type != VAR_UNKNOWN)
- {
- num = (int)get_tv_number(&argvars[0]);
- dbpath = get_tv_string(&argvars[1]);
- if (argvars[2].v_type != VAR_UNKNOWN)
- prepend = get_tv_string_buf(&argvars[2], buf);
- }
-
- rettv->vval.v_number = cs_connection(num, dbpath, prepend);
-#endif
-}
-
-/*
- * "cursor(lnum, col)" function, or
- * "cursor(list)"
- *
- * Moves the cursor to the specified line and column.
- * Returns 0 when the position could be set, -1 otherwise.
- */
- static void
-f_cursor(typval_T *argvars, typval_T *rettv)
-{
- long line, col;
-#ifdef FEAT_VIRTUALEDIT
- long coladd = 0;
-#endif
- int set_curswant = TRUE;
-
- rettv->vval.v_number = -1;
- if (argvars[1].v_type == VAR_UNKNOWN)
- {
- pos_T pos;
- colnr_T curswant = -1;
-
- if (list2fpos(argvars, &pos, NULL, &curswant) == FAIL)
- {
- EMSG(_(e_invarg));
- return;
- }
- line = pos.lnum;
- col = pos.col;
-#ifdef FEAT_VIRTUALEDIT
- coladd = pos.coladd;
-#endif
- if (curswant >= 0)
- {
- curwin->w_curswant = curswant - 1;
- set_curswant = FALSE;
- }
- }
- else
- {
- line = get_tv_lnum(argvars);
- col = (long)get_tv_number_chk(&argvars[1], NULL);
-#ifdef FEAT_VIRTUALEDIT
- if (argvars[2].v_type != VAR_UNKNOWN)
- coladd = (long)get_tv_number_chk(&argvars[2], NULL);
-#endif
- }
- if (line < 0 || col < 0
-#ifdef FEAT_VIRTUALEDIT
- || coladd < 0
-#endif
- )
- return; /* type error; errmsg already given */
- if (line > 0)
- curwin->w_cursor.lnum = line;
- if (col > 0)
- curwin->w_cursor.col = col - 1;
-#ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = coladd;
-#endif
-
- /* Make sure the cursor is in a valid position. */
- check_cursor();
-#ifdef FEAT_MBYTE
- /* Correct cursor for multi-byte character. */
- if (has_mbyte)
- mb_adjust_cursor();
-#endif
-
- curwin->w_set_curswant = set_curswant;
- rettv->vval.v_number = 0;
-}
-
-/*
- * "deepcopy()" function
- */
- static void
-f_deepcopy(typval_T *argvars, typval_T *rettv)
-{
- int noref = 0;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- noref = (int)get_tv_number_chk(&argvars[1], NULL);
- if (noref < 0 || noref > 1)
- EMSG(_(e_invarg));
- else
- {
- current_copyID += COPYID_INC;
- item_copy(&argvars[0], rettv, TRUE, noref == 0 ? current_copyID : 0);
- }
-}
-
-/*
- * "delete()" function
- */
- static void
-f_delete(typval_T *argvars, typval_T *rettv)
-{
- char_u nbuf[NUMBUFLEN];
- char_u *name;
- char_u *flags;
-
- rettv->vval.v_number = -1;
- if (check_restricted() || check_secure())
- return;
-
- name = get_tv_string(&argvars[0]);
- if (name == NULL || *name == NUL)
- {
- EMSG(_(e_invarg));
- return;
- }
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- flags = get_tv_string_buf(&argvars[1], nbuf);
- else
- flags = (char_u *)"";
-
- if (*flags == NUL)
- /* delete a file */
- rettv->vval.v_number = mch_remove(name) == 0 ? 0 : -1;
- else if (STRCMP(flags, "d") == 0)
- /* delete an empty directory */
- rettv->vval.v_number = mch_rmdir(name) == 0 ? 0 : -1;
- else if (STRCMP(flags, "rf") == 0)
- /* delete a directory recursively */
- rettv->vval.v_number = delete_recursive(name);
- else
- EMSG2(_(e_invexpr2), flags);
-}
-
-/*
- * "did_filetype()" function
- */
- static void
-f_did_filetype(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_AUTOCMD
- rettv->vval.v_number = did_filetype;
-#endif
-}
-
-/*
- * "diff_filler()" function
- */
- static void
-f_diff_filler(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_DIFF
- rettv->vval.v_number = diff_check_fill(curwin, get_tv_lnum(argvars));
-#endif
-}
-
-/*
- * "diff_hlID()" function
- */
- static void
-f_diff_hlID(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_DIFF
- linenr_T lnum = get_tv_lnum(argvars);
- static linenr_T prev_lnum = 0;
- static int changedtick = 0;
- static int fnum = 0;
- static int change_start = 0;
- static int change_end = 0;
- static hlf_T hlID = (hlf_T)0;
- int filler_lines;
- int col;
-
- if (lnum < 0) /* ignore type error in {lnum} arg */
- lnum = 0;
- if (lnum != prev_lnum
- || changedtick != curbuf->b_changedtick
- || fnum != curbuf->b_fnum)
- {
- /* New line, buffer, change: need to get the values. */
- filler_lines = diff_check(curwin, lnum);
- if (filler_lines < 0)
- {
- if (filler_lines == -1)
- {
- change_start = MAXCOL;
- change_end = -1;
- if (diff_find_change(curwin, lnum, &change_start, &change_end))
- hlID = HLF_ADD; /* added line */
- else
- hlID = HLF_CHD; /* changed line */
- }
- else
- hlID = HLF_ADD; /* added line */
- }
- else
- hlID = (hlf_T)0;
- prev_lnum = lnum;
- changedtick = curbuf->b_changedtick;
- fnum = curbuf->b_fnum;
- }
-
- if (hlID == HLF_CHD || hlID == HLF_TXD)
- {
- col = get_tv_number(&argvars[1]) - 1; /* ignore type error in {col} */
- if (col >= change_start && col <= change_end)
- hlID = HLF_TXD; /* changed text */
- else
- hlID = HLF_CHD; /* changed line */
- }
- rettv->vval.v_number = hlID == (hlf_T)0 ? 0 : (int)hlID;
-#endif
-}
-
-/*
- * "empty({expr})" function
- */
- static void
-f_empty(typval_T *argvars, typval_T *rettv)
-{
- int n = FALSE;
-
- switch (argvars[0].v_type)
- {
- case VAR_STRING:
- case VAR_FUNC:
- n = argvars[0].vval.v_string == NULL
- || *argvars[0].vval.v_string == NUL;
- break;
- case VAR_PARTIAL:
- n = FALSE;
- break;
- case VAR_NUMBER:
- n = argvars[0].vval.v_number == 0;
- break;
- case VAR_FLOAT:
-#ifdef FEAT_FLOAT
- n = argvars[0].vval.v_float == 0.0;
- break;
-#endif
- case VAR_LIST:
- n = argvars[0].vval.v_list == NULL
- || argvars[0].vval.v_list->lv_first == NULL;
- break;
- case VAR_DICT:
- n = argvars[0].vval.v_dict == NULL
- || argvars[0].vval.v_dict->dv_hashtab.ht_used == 0;
- break;
- case VAR_SPECIAL:
- n = argvars[0].vval.v_number != VVAL_TRUE;
- break;
-
- case VAR_JOB:
-#ifdef FEAT_JOB_CHANNEL
- n = argvars[0].vval.v_job == NULL
- || argvars[0].vval.v_job->jv_status != JOB_STARTED;
- break;
-#endif
- case VAR_CHANNEL:
-#ifdef FEAT_JOB_CHANNEL
- n = argvars[0].vval.v_channel == NULL
- || !channel_is_open(argvars[0].vval.v_channel);
- break;
-#endif
- case VAR_UNKNOWN:
- EMSG2(_(e_intern2), "f_empty(UNKNOWN)");
- n = TRUE;
- break;
- }
-
- rettv->vval.v_number = n;
-}
-
-/*
- * "escape({string}, {chars})" function
- */
- static void
-f_escape(typval_T *argvars, typval_T *rettv)
-{
- char_u buf[NUMBUFLEN];
-
- rettv->vval.v_string = vim_strsave_escaped(get_tv_string(&argvars[0]),
- get_tv_string_buf(&argvars[1], buf));
- rettv->v_type = VAR_STRING;
-}
-
-/*
- * "eval()" function
- */
- static void
-f_eval(typval_T *argvars, typval_T *rettv)
-{
- char_u *s, *p;
-
- s = get_tv_string_chk(&argvars[0]);
- if (s != NULL)
- s = skipwhite(s);
-
- p = s;
- if (s == NULL || eval1(&s, rettv, TRUE) == FAIL)
- {
- if (p != NULL && !aborting())
- EMSG2(_(e_invexpr2), p);
- need_clr_eos = FALSE;
- rettv->v_type = VAR_NUMBER;
- rettv->vval.v_number = 0;
- }
- else if (*s != NUL)
- EMSG(_(e_trailing));
-}
-
-/*
- * "eventhandler()" function
- */
- static void
-f_eventhandler(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = vgetc_busy;
-}
-
-/*
- * "executable()" function
- */
- static void
-f_executable(typval_T *argvars, typval_T *rettv)
-{
- char_u *name = get_tv_string(&argvars[0]);
-
- /* Check in $PATH and also check directly if there is a directory name. */
- rettv->vval.v_number = mch_can_exe(name, NULL, TRUE)
- || (gettail(name) != name && mch_can_exe(name, NULL, FALSE));
-}
-
-static garray_T redir_execute_ga;
-
-/*
- * Append "value[value_len]" to the execute() output.
- */
- void
-execute_redir_str(char_u *value, int value_len)
-{
- int len;
-
- if (value_len == -1)
- len = (int)STRLEN(value); /* Append the entire string */
- else
- len = value_len; /* Append only "value_len" characters */
- if (ga_grow(&redir_execute_ga, len) == OK)
- {
- mch_memmove((char *)redir_execute_ga.ga_data
- + redir_execute_ga.ga_len, value, len);
- redir_execute_ga.ga_len += len;
- }
-}
-
-/*
- * Get next line from a list.
- * Called by do_cmdline() to get the next line.
- * Returns allocated string, or NULL for end of function.
- */
-
- static char_u *
-get_list_line(
- int c UNUSED,
- void *cookie,
- int indent UNUSED)
-{
- listitem_T **p = (listitem_T **)cookie;
- listitem_T *item = *p;
- char_u buf[NUMBUFLEN];
- char_u *s;
-
- if (item == NULL)
- return NULL;
- s = get_tv_string_buf_chk(&item->li_tv, buf);
- *p = item->li_next;
- return s == NULL ? NULL : vim_strsave(s);
-}
-
-/*
- * "execute()" function
- */
- static void
-f_execute(typval_T *argvars, typval_T *rettv)
-{
- char_u *cmd = NULL;
- list_T *list = NULL;
- int save_msg_silent = msg_silent;
- int save_emsg_silent = emsg_silent;
- int save_emsg_noredir = emsg_noredir;
- int save_redir_execute = redir_execute;
- garray_T save_ga;
-
- rettv->vval.v_string = NULL;
- rettv->v_type = VAR_STRING;
-
- if (argvars[0].v_type == VAR_LIST)
- {
- list = argvars[0].vval.v_list;
- if (list == NULL || list->lv_first == NULL)
- /* empty list, no commands, empty output */
- return;
- ++list->lv_refcount;
- }
- else
- {
- cmd = get_tv_string_chk(&argvars[0]);
- if (cmd == NULL)
- return;
- }
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- char_u buf[NUMBUFLEN];
- char_u *s = get_tv_string_buf_chk(&argvars[1], buf);
-
- if (s == NULL)
- return;
- if (STRNCMP(s, "silent", 6) == 0)
- ++msg_silent;
- if (STRCMP(s, "silent!") == 0)
- {
- emsg_silent = TRUE;
- emsg_noredir = TRUE;
- }
- }
- else
- ++msg_silent;
-
- if (redir_execute)
- save_ga = redir_execute_ga;
- ga_init2(&redir_execute_ga, (int)sizeof(char), 500);
- redir_execute = TRUE;
-
- if (cmd != NULL)
- do_cmdline_cmd(cmd);
- else
- {
- listitem_T *item = list->lv_first;
-
- do_cmdline(NULL, get_list_line, (void *)&item,
- DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT|DOCMD_KEYTYPED);
- --list->lv_refcount;
- }
-
- rettv->vval.v_string = redir_execute_ga.ga_data;
- msg_silent = save_msg_silent;
- emsg_silent = save_emsg_silent;
- emsg_noredir = save_emsg_noredir;
-
- redir_execute = save_redir_execute;
- if (redir_execute)
- redir_execute_ga = save_ga;
-
- /* "silent reg" or "silent echo x" leaves msg_col somewhere in the
- * line. Put it back in the first column. */
- msg_col = 0;
-}
-
-/*
- * "exepath()" function
- */
- static void
-f_exepath(typval_T *argvars, typval_T *rettv)
-{
- char_u *p = NULL;
-
- (void)mch_can_exe(get_tv_string(&argvars[0]), &p, TRUE);
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = p;
-}
-
-/*
- * "exists()" function
- */
- static void
-f_exists(typval_T *argvars, typval_T *rettv)
-{
- char_u *p;
- char_u *name;
- int n = FALSE;
- int len = 0;
-
- p = get_tv_string(&argvars[0]);
- if (*p == '$') /* environment variable */
- {
- /* first try "normal" environment variables (fast) */
- if (mch_getenv(p + 1) != NULL)
- n = TRUE;
- else
- {
- /* try expanding things like $VIM and ${HOME} */
- p = expand_env_save(p);
- if (p != NULL && *p != '$')
- n = TRUE;
- vim_free(p);
- }
- }
- else if (*p == '&' || *p == '+') /* option */
- {
- n = (get_option_tv(&p, NULL, TRUE) == OK);
- if (*skipwhite(p) != NUL)
- n = FALSE; /* trailing garbage */
- }
- else if (*p == '*') /* internal or user defined function */
- {
- n = function_exists(p + 1);
- }
- else if (*p == ':')
- {
- n = cmd_exists(p + 1);
- }
- else if (*p == '#')
- {
-#ifdef FEAT_AUTOCMD
- if (p[1] == '#')
- n = autocmd_supported(p + 2);
- else
- n = au_exists(p + 1);
-#endif
- }
- else /* internal variable */
- {
- char_u *tofree;
- typval_T tv;
-
- /* get_name_len() takes care of expanding curly braces */
- name = p;
- len = get_name_len(&p, &tofree, TRUE, FALSE);
- if (len > 0)
- {
- if (tofree != NULL)
- name = tofree;
- n = (get_var_tv(name, len, &tv, NULL, FALSE, TRUE) == OK);
- if (n)
- {
- /* handle d.key, l[idx], f(expr) */
- n = (handle_subscript(&p, &tv, TRUE, FALSE) == OK);
- if (n)
- clear_tv(&tv);
- }
- }
- if (*p != NUL)
- n = FALSE;
-
- vim_free(tofree);
- }
-
- rettv->vval.v_number = n;
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "exp()" function
- */
- static void
-f_exp(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = exp(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "expand()" function
- */
- static void
-f_expand(typval_T *argvars, typval_T *rettv)
-{
- char_u *s;
- int len;
- char_u *errormsg;
- int options = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
- expand_T xpc;
- int error = FALSE;
- char_u *result;
-
- rettv->v_type = VAR_STRING;
- if (argvars[1].v_type != VAR_UNKNOWN
- && argvars[2].v_type != VAR_UNKNOWN
- && get_tv_number_chk(&argvars[2], &error)
- && !error)
- {
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = NULL;
- }
-
- s = get_tv_string(&argvars[0]);
- if (*s == '%' || *s == '#' || *s == '<')
- {
- ++emsg_off;
- result = eval_vars(s, s, &len, NULL, &errormsg, NULL);
- --emsg_off;
- if (rettv->v_type == VAR_LIST)
- {
- if (rettv_list_alloc(rettv) != FAIL && result != NULL)
- list_append_string(rettv->vval.v_list, result, -1);
- else
- vim_free(result);
- }
- else
- rettv->vval.v_string = result;
- }
- else
- {
- /* When the optional second argument is non-zero, don't remove matches
- * for 'wildignore' and don't put matches for 'suffixes' at the end. */
- if (argvars[1].v_type != VAR_UNKNOWN
- && get_tv_number_chk(&argvars[1], &error))
- options |= WILD_KEEP_ALL;
- if (!error)
- {
- ExpandInit(&xpc);
- xpc.xp_context = EXPAND_FILES;
- if (p_wic)
- options += WILD_ICASE;
- if (rettv->v_type == VAR_STRING)
- rettv->vval.v_string = ExpandOne(&xpc, s, NULL,
- options, WILD_ALL);
- else if (rettv_list_alloc(rettv) != FAIL)
- {
- int i;
-
- ExpandOne(&xpc, s, NULL, options, WILD_ALL_KEEP);
- for (i = 0; i < xpc.xp_numfiles; i++)
- list_append_string(rettv->vval.v_list, xpc.xp_files[i], -1);
- ExpandCleanup(&xpc);
- }
- }
- else
- rettv->vval.v_string = NULL;
- }
-}
-
-/*
- * "extend(list, list [, idx])" function
- * "extend(dict, dict [, action])" function
- */
- static void
-f_extend(typval_T *argvars, typval_T *rettv)
-{
- char_u *arg_errmsg = (char_u *)N_("extend() argument");
-
- if (argvars[0].v_type == VAR_LIST && argvars[1].v_type == VAR_LIST)
- {
- list_T *l1, *l2;
- listitem_T *item;
- long before;
- int error = FALSE;
-
- l1 = argvars[0].vval.v_list;
- l2 = argvars[1].vval.v_list;
- if (l1 != NULL && !tv_check_lock(l1->lv_lock, arg_errmsg, TRUE)
- && l2 != NULL)
- {
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- before = (long)get_tv_number_chk(&argvars[2], &error);
- if (error)
- return; /* type error; errmsg already given */
-
- if (before == l1->lv_len)
- item = NULL;
- else
- {
- item = list_find(l1, before);
- if (item == NULL)
- {
- EMSGN(_(e_listidx), before);
- return;
- }
- }
- }
- else
- item = NULL;
- list_extend(l1, l2, item);
-
- copy_tv(&argvars[0], rettv);
- }
- }
- else if (argvars[0].v_type == VAR_DICT && argvars[1].v_type == VAR_DICT)
- {
- dict_T *d1, *d2;
- char_u *action;
- int i;
-
- d1 = argvars[0].vval.v_dict;
- d2 = argvars[1].vval.v_dict;
- if (d1 != NULL && !tv_check_lock(d1->dv_lock, arg_errmsg, TRUE)
- && d2 != NULL)
- {
- /* Check the third argument. */
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- static char *(av[]) = {"keep", "force", "error"};
-
- action = get_tv_string_chk(&argvars[2]);
- if (action == NULL)
- return; /* type error; errmsg already given */
- for (i = 0; i < 3; ++i)
- if (STRCMP(action, av[i]) == 0)
- break;
- if (i == 3)
- {
- EMSG2(_(e_invarg2), action);
- return;
- }
- }
- else
- action = (char_u *)"force";
-
- dict_extend(d1, d2, action);
-
- copy_tv(&argvars[0], rettv);
- }
- }
- else
- EMSG2(_(e_listdictarg), "extend()");
-}
-
-/*
- * "feedkeys()" function
- */
- static void
-f_feedkeys(typval_T *argvars, typval_T *rettv UNUSED)
-{
- int remap = TRUE;
- int insert = FALSE;
- char_u *keys, *flags;
- char_u nbuf[NUMBUFLEN];
- int typed = FALSE;
- int execute = FALSE;
- int dangerous = FALSE;
- char_u *keys_esc;
-
- /* This is not allowed in the sandbox. If the commands would still be
- * executed in the sandbox it would be OK, but it probably happens later,
- * when "sandbox" is no longer set. */
- if (check_secure())
- return;
-
- keys = get_tv_string(&argvars[0]);
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- flags = get_tv_string_buf(&argvars[1], nbuf);
- for ( ; *flags != NUL; ++flags)
- {
- switch (*flags)
- {
- case 'n': remap = FALSE; break;
- case 'm': remap = TRUE; break;
- case 't': typed = TRUE; break;
- case 'i': insert = TRUE; break;
- case 'x': execute = TRUE; break;
- case '!': dangerous = TRUE; break;
- }
- }
- }
-
- if (*keys != NUL || execute)
- {
- /* Need to escape K_SPECIAL and CSI before putting the string in the
- * typeahead buffer. */
- keys_esc = vim_strsave_escape_csi(keys);
- if (keys_esc != NULL)
- {
- ins_typebuf(keys_esc, (remap ? REMAP_YES : REMAP_NONE),
- insert ? 0 : typebuf.tb_len, !typed, FALSE);
- vim_free(keys_esc);
- if (vgetc_busy)
- typebuf_was_filled = TRUE;
- if (execute)
- {
- int save_msg_scroll = msg_scroll;
-
- /* Avoid a 1 second delay when the keys start Insert mode. */
- msg_scroll = FALSE;
-
- if (!dangerous)
- ++ex_normal_busy;
- exec_normal(TRUE);
- if (!dangerous)
- --ex_normal_busy;
- msg_scroll |= save_msg_scroll;
- }
- }
- }
-}
-
-/*
- * "filereadable()" function
- */
- static void
-f_filereadable(typval_T *argvars, typval_T *rettv)
-{
- int fd;
- char_u *p;
- int n;
-
-#ifndef O_NONBLOCK
-# define O_NONBLOCK 0
-#endif
- p = get_tv_string(&argvars[0]);
- if (*p && !mch_isdir(p) && (fd = mch_open((char *)p,
- O_RDONLY | O_NONBLOCK, 0)) >= 0)
- {
- n = TRUE;
- close(fd);
- }
- else
- n = FALSE;
-
- rettv->vval.v_number = n;
-}
-
-/*
- * Return 0 for not writable, 1 for writable file, 2 for a dir which we have
- * rights to write into.
- */
- static void
-f_filewritable(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = filewritable(get_tv_string(&argvars[0]));
-}
-
- static void
-findfilendir(
- typval_T *argvars UNUSED,
- typval_T *rettv,
- int find_what UNUSED)
-{
-#ifdef FEAT_SEARCHPATH
- char_u *fname;
- char_u *fresult = NULL;
- char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
- char_u *p;
- char_u pathbuf[NUMBUFLEN];
- int count = 1;
- int first = TRUE;
- int error = FALSE;
-#endif
-
- rettv->vval.v_string = NULL;
- rettv->v_type = VAR_STRING;
-
-#ifdef FEAT_SEARCHPATH
- fname = get_tv_string(&argvars[0]);
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- p = get_tv_string_buf_chk(&argvars[1], pathbuf);
- if (p == NULL)
- error = TRUE;
- else
- {
- if (*p != NUL)
- path = p;
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- count = (int)get_tv_number_chk(&argvars[2], &error);
- }
- }
-
- if (count < 0 && rettv_list_alloc(rettv) == FAIL)
- error = TRUE;
-
- if (*fname != NUL && !error)
- {
- do
- {
- if (rettv->v_type == VAR_STRING || rettv->v_type == VAR_LIST)
- vim_free(fresult);
- fresult = find_file_in_path_option(first ? fname : NULL,
- first ? (int)STRLEN(fname) : 0,
- 0, first, path,
- find_what,
- curbuf->b_ffname,
- find_what == FINDFILE_DIR
- ? (char_u *)"" : curbuf->b_p_sua);
- first = FALSE;
-
- if (fresult != NULL && rettv->v_type == VAR_LIST)
- list_append_string(rettv->vval.v_list, fresult, -1);
-
- } while ((rettv->v_type == VAR_LIST || --count > 0) && fresult != NULL);
- }
-
- if (rettv->v_type == VAR_STRING)
- rettv->vval.v_string = fresult;
-#endif
-}
-
-static void filter_map(typval_T *argvars, typval_T *rettv, int map);
-static int filter_map_one(typval_T *tv, typval_T *expr, int map, int *remp);
-
-/*
- * Implementation of map() and filter().
- */
- static void
-filter_map(typval_T *argvars, typval_T *rettv, int map)
-{
- typval_T *expr;
- listitem_T *li, *nli;
- list_T *l = NULL;
- dictitem_T *di;
- hashtab_T *ht;
- hashitem_T *hi;
- dict_T *d = NULL;
- typval_T save_val;
- typval_T save_key;
- int rem;
- int todo;
- char_u *ermsg = (char_u *)(map ? "map()" : "filter()");
- char_u *arg_errmsg = (char_u *)(map ? N_("map() argument")
- : N_("filter() argument"));
- int save_did_emsg;
- int idx = 0;
-
- if (argvars[0].v_type == VAR_LIST)
- {
- if ((l = argvars[0].vval.v_list) == NULL
- || (!map && tv_check_lock(l->lv_lock, arg_errmsg, TRUE)))
- return;
- }
- else if (argvars[0].v_type == VAR_DICT)
- {
- if ((d = argvars[0].vval.v_dict) == NULL
- || (!map && tv_check_lock(d->dv_lock, arg_errmsg, TRUE)))
- return;
- }
- else
- {
- EMSG2(_(e_listdictarg), ermsg);
- return;
- }
-
- expr = &argvars[1];
- /* On type errors, the preceding call has already displayed an error
- * message. Avoid a misleading error message for an empty string that
- * was not passed as argument. */
- if (expr->v_type != VAR_UNKNOWN)
- {
- prepare_vimvar(VV_VAL, &save_val);
-
- /* We reset "did_emsg" to be able to detect whether an error
- * occurred during evaluation of the expression. */
- save_did_emsg = did_emsg;
- did_emsg = FALSE;
-
- prepare_vimvar(VV_KEY, &save_key);
- if (argvars[0].v_type == VAR_DICT)
- {
- vimvars[VV_KEY].vv_type = VAR_STRING;
-
- ht = &d->dv_hashtab;
- hash_lock(ht);
- todo = (int)ht->ht_used;
- for (hi = ht->ht_array; todo > 0; ++hi)
- {
- if (!HASHITEM_EMPTY(hi))
- {
- int r;
-
- --todo;
- di = HI2DI(hi);
- if (map &&
- (tv_check_lock(di->di_tv.v_lock, arg_errmsg, TRUE)
- || var_check_ro(di->di_flags, arg_errmsg, TRUE)))
- break;
- vimvars[VV_KEY].vv_str = vim_strsave(di->di_key);
- r = filter_map_one(&di->di_tv, expr, map, &rem);
- clear_tv(&vimvars[VV_KEY].vv_tv);
- if (r == FAIL || did_emsg)
- break;
- if (!map && rem)
- {
- if (var_check_fixed(di->di_flags, arg_errmsg, TRUE)
- || var_check_ro(di->di_flags, arg_errmsg, TRUE))
- break;
- dictitem_remove(d, di);
- }
- }
- }
- hash_unlock(ht);
- }
- else
- {
- vimvars[VV_KEY].vv_type = VAR_NUMBER;
-
- for (li = l->lv_first; li != NULL; li = nli)
- {
- if (map && tv_check_lock(li->li_tv.v_lock, arg_errmsg, TRUE))
- break;
- nli = li->li_next;
- vimvars[VV_KEY].vv_nr = idx;
- if (filter_map_one(&li->li_tv, expr, map, &rem) == FAIL
- || did_emsg)
- break;
- if (!map && rem)
- listitem_remove(l, li);
- ++idx;
- }
- }
-
- restore_vimvar(VV_KEY, &save_key);
- restore_vimvar(VV_VAL, &save_val);
-
- did_emsg |= save_did_emsg;
- }
-
- copy_tv(&argvars[0], rettv);
-}
-
- static int
-filter_map_one(typval_T *tv, typval_T *expr, int map, int *remp)
-{
- typval_T rettv;
- typval_T argv[3];
- char_u buf[NUMBUFLEN];
- char_u *s;
- int retval = FAIL;
- int dummy;
-
- copy_tv(tv, &vimvars[VV_VAL].vv_tv);
- argv[0] = vimvars[VV_KEY].vv_tv;
- argv[1] = vimvars[VV_VAL].vv_tv;
- if (expr->v_type == VAR_FUNC)
- {
- s = expr->vval.v_string;
- if (call_func(s, (int)STRLEN(s),
- &rettv, 2, argv, 0L, 0L, &dummy, TRUE, NULL, NULL) == FAIL)
- goto theend;
- }
- else if (expr->v_type == VAR_PARTIAL)
- {
- partial_T *partial = expr->vval.v_partial;
-
- s = partial->pt_name;
- if (call_func(s, (int)STRLEN(s),
- &rettv, 2, argv, 0L, 0L, &dummy, TRUE, partial, NULL)
- == FAIL)
- goto theend;
- }
- else
- {
- s = get_tv_string_buf_chk(expr, buf);
- if (s == NULL)
- goto theend;
- s = skipwhite(s);
- if (eval1(&s, &rettv, TRUE) == FAIL)
- goto theend;
- if (*s != NUL) /* check for trailing chars after expr */
- {
- EMSG2(_(e_invexpr2), s);
- goto theend;
- }
- }
- if (map)
- {
- /* map(): replace the list item value */
- clear_tv(tv);
- rettv.v_lock = 0;
- *tv = rettv;
- }
- else
- {
- int error = FALSE;
-
- /* filter(): when expr is zero remove the item */
- *remp = (get_tv_number_chk(&rettv, &error) == 0);
- clear_tv(&rettv);
- /* On type error, nothing has been removed; return FAIL to stop the
- * loop. The error message was given by get_tv_number_chk(). */
- if (error)
- goto theend;
- }
- retval = OK;
-theend:
- clear_tv(&vimvars[VV_VAL].vv_tv);
- return retval;
-}
-
-/*
- * "filter()" function
- */
- static void
-f_filter(typval_T *argvars, typval_T *rettv)
-{
- filter_map(argvars, rettv, FALSE);
-}
-
-/*
- * "finddir({fname}[, {path}[, {count}]])" function
- */
- static void
-f_finddir(typval_T *argvars, typval_T *rettv)
-{
- findfilendir(argvars, rettv, FINDFILE_DIR);
-}
-
-/*
- * "findfile({fname}[, {path}[, {count}]])" function
- */
- static void
-f_findfile(typval_T *argvars, typval_T *rettv)
-{
- findfilendir(argvars, rettv, FINDFILE_FILE);
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "float2nr({float})" function
- */
- static void
-f_float2nr(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- if (get_float_arg(argvars, &f) == OK)
- {
-# ifdef FEAT_NUM64
- if (f < -0x7fffffffffffffff)
- rettv->vval.v_number = -0x7fffffffffffffff;
- else if (f > 0x7fffffffffffffff)
- rettv->vval.v_number = 0x7fffffffffffffff;
- else
- rettv->vval.v_number = (varnumber_T)f;
-# else
- if (f < -0x7fffffff)
- rettv->vval.v_number = -0x7fffffff;
- else if (f > 0x7fffffff)
- rettv->vval.v_number = 0x7fffffff;
- else
- rettv->vval.v_number = (varnumber_T)f;
-# endif
- }
-}
-
-/*
- * "floor({float})" function
- */
- static void
-f_floor(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = floor(f);
- else
- rettv->vval.v_float = 0.0;
-}
-
-/*
- * "fmod()" function
- */
- static void
-f_fmod(typval_T *argvars, typval_T *rettv)
-{
- float_T fx = 0.0, fy = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &fx) == OK
- && get_float_arg(&argvars[1], &fy) == OK)
- rettv->vval.v_float = fmod(fx, fy);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "fnameescape({string})" function
- */
- static void
-f_fnameescape(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_string = vim_strsave_fnameescape(
- get_tv_string(&argvars[0]), FALSE);
- rettv->v_type = VAR_STRING;
-}
-
-/*
- * "fnamemodify({fname}, {mods})" function
- */
- static void
-f_fnamemodify(typval_T *argvars, typval_T *rettv)
-{
- char_u *fname;
- char_u *mods;
- int usedlen = 0;
- int len;
- char_u *fbuf = NULL;
- char_u buf[NUMBUFLEN];
-
- fname = get_tv_string_chk(&argvars[0]);
- mods = get_tv_string_buf_chk(&argvars[1], buf);
- if (fname == NULL || mods == NULL)
- fname = NULL;
- else
- {
- len = (int)STRLEN(fname);
- (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
- }
-
- rettv->v_type = VAR_STRING;
- if (fname == NULL)
- rettv->vval.v_string = NULL;
- else
- rettv->vval.v_string = vim_strnsave(fname, len);
- vim_free(fbuf);
-}
-
-static void foldclosed_both(typval_T *argvars, typval_T *rettv, int end);
-
-/*
- * "foldclosed()" function
- */
- static void
-foldclosed_both(
- typval_T *argvars UNUSED,
- typval_T *rettv,
- int end UNUSED)
-{
-#ifdef FEAT_FOLDING
- linenr_T lnum;
- linenr_T first, last;
-
- lnum = get_tv_lnum(argvars);
- if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
- {
- if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
- {
- if (end)
- rettv->vval.v_number = (varnumber_T)last;
- else
- rettv->vval.v_number = (varnumber_T)first;
- return;
- }
- }
-#endif
- rettv->vval.v_number = -1;
-}
-
-/*
- * "foldclosed()" function
- */
- static void
-f_foldclosed(typval_T *argvars, typval_T *rettv)
-{
- foldclosed_both(argvars, rettv, FALSE);
-}
-
-/*
- * "foldclosedend()" function
- */
- static void
-f_foldclosedend(typval_T *argvars, typval_T *rettv)
-{
- foldclosed_both(argvars, rettv, TRUE);
-}
-
-/*
- * "foldlevel()" function
- */
- static void
-f_foldlevel(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_FOLDING
- linenr_T lnum;
-
- lnum = get_tv_lnum(argvars);
- if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
- rettv->vval.v_number = foldLevel(lnum);
-#endif
-}
-
-/*
- * "foldtext()" function
- */
- static void
-f_foldtext(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_FOLDING
- linenr_T lnum;
- char_u *s;
- char_u *r;
- int len;
- char *txt;
-#endif
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-#ifdef FEAT_FOLDING
- if ((linenr_T)vimvars[VV_FOLDSTART].vv_nr > 0
- && (linenr_T)vimvars[VV_FOLDEND].vv_nr
- <= curbuf->b_ml.ml_line_count
- && vimvars[VV_FOLDDASHES].vv_str != NULL)
- {
- /* Find first non-empty line in the fold. */
- lnum = (linenr_T)vimvars[VV_FOLDSTART].vv_nr;
- while (lnum < (linenr_T)vimvars[VV_FOLDEND].vv_nr)
- {
- if (!linewhite(lnum))
- break;
- ++lnum;
- }
-
- /* Find interesting text in this line. */
- s = skipwhite(ml_get(lnum));
- /* skip C comment-start */
- if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
- {
- s = skipwhite(s + 2);
- if (*skipwhite(s) == NUL
- && lnum + 1 < (linenr_T)vimvars[VV_FOLDEND].vv_nr)
- {
- s = skipwhite(ml_get(lnum + 1));
- if (*s == '*')
- s = skipwhite(s + 1);
- }
- }
- txt = _("+-%s%3ld lines: ");
- r = alloc((unsigned)(STRLEN(txt)
- + STRLEN(vimvars[VV_FOLDDASHES].vv_str) /* for %s */
- + 20 /* for %3ld */
- + STRLEN(s))); /* concatenated */
- if (r != NULL)
- {
- sprintf((char *)r, txt, vimvars[VV_FOLDDASHES].vv_str,
- (long)((linenr_T)vimvars[VV_FOLDEND].vv_nr
- - (linenr_T)vimvars[VV_FOLDSTART].vv_nr + 1));
- len = (int)STRLEN(r);
- STRCAT(r, s);
- /* remove 'foldmarker' and 'commentstring' */
- foldtext_cleanup(r + len);
- rettv->vval.v_string = r;
- }
- }
-#endif
-}
-
-/*
- * "foldtextresult(lnum)" function
- */
- static void
-f_foldtextresult(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_FOLDING
- linenr_T lnum;
- char_u *text;
- char_u buf[51];
- foldinfo_T foldinfo;
- int fold_count;
-#endif
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-#ifdef FEAT_FOLDING
- lnum = get_tv_lnum(argvars);
- /* treat illegal types and illegal string values for {lnum} the same */
- if (lnum < 0)
- lnum = 0;
- fold_count = foldedCount(curwin, lnum, &foldinfo);
- if (fold_count > 0)
- {
- text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
- &foldinfo, buf);
- if (text == buf)
- text = vim_strsave(text);
- rettv->vval.v_string = text;
- }
-#endif
-}
-
-/*
- * "foreground()" function
- */
- static void
-f_foreground(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_GUI
- if (gui.in_use)
- gui_mch_set_foreground();
-#else
-# ifdef WIN32
- win32_set_foreground();
-# endif
-#endif
-}
-
-/*
- * "function()" function
- */
- static void
-f_function(typval_T *argvars, typval_T *rettv)
-{
- char_u *s;
- char_u *name;
- int use_string = FALSE;
- partial_T *arg_pt = NULL;
-
- if (argvars[0].v_type == VAR_FUNC)
- {
- /* function(MyFunc, [arg], dict) */
- s = argvars[0].vval.v_string;
- }
- else if (argvars[0].v_type == VAR_PARTIAL
- && argvars[0].vval.v_partial != NULL)
- {
- /* function(dict.MyFunc, [arg]) */
- arg_pt = argvars[0].vval.v_partial;
- s = arg_pt->pt_name;
- }
- else
- {
- /* function('MyFunc', [arg], dict) */
- s = get_tv_string(&argvars[0]);
- use_string = TRUE;
- }
-
- if (s == NULL || *s == NUL || (use_string && VIM_ISDIGIT(*s)))
- EMSG2(_(e_invarg2), s);
- /* Don't check an autoload name for existence here. */
- else if (use_string && vim_strchr(s, AUTOLOAD_CHAR) == NULL
- && !function_exists(s))
- EMSG2(_("E700: Unknown function: %s"), s);
- else
- {
- int dict_idx = 0;
- int arg_idx = 0;
- list_T *list = NULL;
-
- if (STRNCMP(s, "s:", 2) == 0 || STRNCMP(s, "<SID>", 5) == 0)
- {
- char sid_buf[25];
- int off = *s == 's' ? 2 : 5;
-
- /* Expand s: and <SID> into <SNR>nr_, so that the function can
- * also be called from another script. Using trans_function_name()
- * would also work, but some plugins depend on the name being
- * printable text. */
- sprintf(sid_buf, "<SNR>%ld_", (long)current_SID);
- name = alloc((int)(STRLEN(sid_buf) + STRLEN(s + off) + 1));
- if (name != NULL)
- {
- STRCPY(name, sid_buf);
- STRCAT(name, s + off);
- }
- }
- else
- name = vim_strsave(s);
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- /* function(name, [args], dict) */
- arg_idx = 1;
- dict_idx = 2;
- }
- else if (argvars[1].v_type == VAR_DICT)
- /* function(name, dict) */
- dict_idx = 1;
- else
- /* function(name, [args]) */
- arg_idx = 1;
- if (dict_idx > 0)
- {
- if (argvars[dict_idx].v_type != VAR_DICT)
- {
- EMSG(_("E922: expected a dict"));
- vim_free(name);
- return;
- }
- if (argvars[dict_idx].vval.v_dict == NULL)
- dict_idx = 0;
- }
- if (arg_idx > 0)
- {
- if (argvars[arg_idx].v_type != VAR_LIST)
- {
- EMSG(_("E923: Second argument of function() must be a list or a dict"));
- vim_free(name);
- return;
- }
- list = argvars[arg_idx].vval.v_list;
- if (list == NULL || list->lv_len == 0)
- arg_idx = 0;
- }
- }
- if (dict_idx > 0 || arg_idx > 0 || arg_pt != NULL)
- {
- partial_T *pt = (partial_T *)alloc_clear(sizeof(partial_T));
-
- /* result is a VAR_PARTIAL */
- if (pt == NULL)
- vim_free(name);
- else
- {
- if (arg_idx > 0 || (arg_pt != NULL && arg_pt->pt_argc > 0))
- {
- listitem_T *li;
- int i = 0;
- int arg_len = 0;
- int lv_len = 0;
-
- if (arg_pt != NULL)
- arg_len = arg_pt->pt_argc;
- if (list != NULL)
- lv_len = list->lv_len;
- pt->pt_argc = arg_len + lv_len;
- pt->pt_argv = (typval_T *)alloc(
- sizeof(typval_T) * pt->pt_argc);
- if (pt->pt_argv == NULL)
- {
- vim_free(pt);
- vim_free(name);
- return;
- }
- else
- {
- for (i = 0; i < arg_len; i++)
- copy_tv(&arg_pt->pt_argv[i], &pt->pt_argv[i]);
- if (lv_len > 0)
- for (li = list->lv_first; li != NULL;
- li = li->li_next)
- copy_tv(&li->li_tv, &pt->pt_argv[i++]);
- }
- }
-
- /* For "function(dict.func, [], dict)" and "func" is a partial
- * use "dict". That is backwards compatible. */
- if (dict_idx > 0)
- {
- /* The dict is bound explicitly, pt_auto is FALSE. */
- pt->pt_dict = argvars[dict_idx].vval.v_dict;
- ++pt->pt_dict->dv_refcount;
- }
- else if (arg_pt != NULL)
- {
- /* If the dict was bound automatically the result is also
- * bound automatically. */
- pt->pt_dict = arg_pt->pt_dict;
- pt->pt_auto = arg_pt->pt_auto;
- if (pt->pt_dict != NULL)
- ++pt->pt_dict->dv_refcount;
- }
-
- pt->pt_refcount = 1;
- pt->pt_name = name;
- func_ref(pt->pt_name);
- }
- rettv->v_type = VAR_PARTIAL;
- rettv->vval.v_partial = pt;
- }
- else
- {
- /* result is a VAR_FUNC */
- rettv->v_type = VAR_FUNC;
- rettv->vval.v_string = name;
- func_ref(name);
- }
- }
-}
-
-/*
- * "garbagecollect()" function
- */
- static void
-f_garbagecollect(typval_T *argvars, typval_T *rettv UNUSED)
-{
- /* This is postponed until we are back at the toplevel, because we may be
- * using Lists and Dicts internally. E.g.: ":echo [garbagecollect()]". */
- want_garbage_collect = TRUE;
-
- if (argvars[0].v_type != VAR_UNKNOWN && get_tv_number(&argvars[0]) == 1)
- garbage_collect_at_exit = TRUE;
-}
-
-/*
- * "get()" function
- */
- static void
-f_get(typval_T *argvars, typval_T *rettv)
-{
- listitem_T *li;
- list_T *l;
- dictitem_T *di;
- dict_T *d;
- typval_T *tv = NULL;
-
- if (argvars[0].v_type == VAR_LIST)
- {
- if ((l = argvars[0].vval.v_list) != NULL)
- {
- int error = FALSE;
-
- li = list_find(l, (long)get_tv_number_chk(&argvars[1], &error));
- if (!error && li != NULL)
- tv = &li->li_tv;
- }
- }
- else if (argvars[0].v_type == VAR_DICT)
- {
- if ((d = argvars[0].vval.v_dict) != NULL)
- {
- di = dict_find(d, get_tv_string(&argvars[1]), -1);
- if (di != NULL)
- tv = &di->di_tv;
- }
- }
- else if (argvars[0].v_type == VAR_PARTIAL || argvars[0].v_type == VAR_FUNC)
- {
- partial_T *pt;
- partial_T fref_pt;
-
- if (argvars[0].v_type == VAR_PARTIAL)
- pt = argvars[0].vval.v_partial;
- else
- {
- vim_memset(&fref_pt, 0, sizeof(fref_pt));
- fref_pt.pt_name = argvars[0].vval.v_string;
- pt = &fref_pt;
- }
-
- if (pt != NULL)
- {
- char_u *what = get_tv_string(&argvars[1]);
-
- if (STRCMP(what, "func") == 0 || STRCMP(what, "name") == 0)
- {
- rettv->v_type = (*what == 'f' ? VAR_FUNC : VAR_STRING);
- if (pt->pt_name == NULL)
- rettv->vval.v_string = NULL;
- else
- rettv->vval.v_string = vim_strsave(pt->pt_name);
- }
- else if (STRCMP(what, "dict") == 0)
- {
- rettv->v_type = VAR_DICT;
- rettv->vval.v_dict = pt->pt_dict;
- if (pt->pt_dict != NULL)
- ++pt->pt_dict->dv_refcount;
- }
- else if (STRCMP(what, "args") == 0)
- {
- rettv->v_type = VAR_LIST;
- if (rettv_list_alloc(rettv) == OK)
- {
- int i;
-
- for (i = 0; i < pt->pt_argc; ++i)
- list_append_tv(rettv->vval.v_list, &pt->pt_argv[i]);
- }
- }
- else
- EMSG2(_(e_invarg2), what);
- return;
- }
- }
- else
- EMSG2(_(e_listdictarg), "get()");
-
- if (tv == NULL)
- {
- if (argvars[2].v_type != VAR_UNKNOWN)
- copy_tv(&argvars[2], rettv);
- }
- else
- copy_tv(tv, rettv);
-}
-
-static void get_buffer_lines(buf_T *buf, linenr_T start, linenr_T end, int retlist, typval_T *rettv);
-
-/*
- * Get line or list of lines from buffer "buf" into "rettv".
- * Return a range (from start to end) of lines in rettv from the specified
- * buffer.
- * If 'retlist' is TRUE, then the lines are returned as a Vim List.
- */
- static void
-get_buffer_lines(
- buf_T *buf,
- linenr_T start,
- linenr_T end,
- int retlist,
- typval_T *rettv)
-{
- char_u *p;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
- if (retlist && rettv_list_alloc(rettv) == FAIL)
- return;
-
- if (buf == NULL || buf->b_ml.ml_mfp == NULL || start < 0)
- return;
-
- if (!retlist)
- {
- if (start >= 1 && start <= buf->b_ml.ml_line_count)
- p = ml_get_buf(buf, start, FALSE);
- else
- p = (char_u *)"";
- rettv->vval.v_string = vim_strsave(p);
- }
- else
- {
- if (end < start)
- return;
-
- if (start < 1)
- start = 1;
- if (end > buf->b_ml.ml_line_count)
- end = buf->b_ml.ml_line_count;
- while (start <= end)
- if (list_append_string(rettv->vval.v_list,
- ml_get_buf(buf, start++, FALSE), -1) == FAIL)
- break;
- }
-}
-
-/*
- * "getbufline()" function
- */
- static void
-f_getbufline(typval_T *argvars, typval_T *rettv)
-{
- linenr_T lnum;
- linenr_T end;
- buf_T *buf;
-
- (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
- ++emsg_off;
- buf = get_buf_tv(&argvars[0], FALSE);
- --emsg_off;
-
- lnum = get_tv_lnum_buf(&argvars[1], buf);
- if (argvars[2].v_type == VAR_UNKNOWN)
- end = lnum;
- else
- end = get_tv_lnum_buf(&argvars[2], buf);
-
- get_buffer_lines(buf, lnum, end, TRUE, rettv);
-}
-
-/*
- * "getbufvar()" function
- */
- static void
-f_getbufvar(typval_T *argvars, typval_T *rettv)
-{
- buf_T *buf;
- buf_T *save_curbuf;
- char_u *varname;
- dictitem_T *v;
- int done = FALSE;
-
- (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
- varname = get_tv_string_chk(&argvars[1]);
- ++emsg_off;
- buf = get_buf_tv(&argvars[0], FALSE);
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
- if (buf != NULL && varname != NULL)
- {
- /* set curbuf to be our buf, temporarily */
- save_curbuf = curbuf;
- curbuf = buf;
-
- if (*varname == '&') /* buffer-local-option */
- {
- if (get_option_tv(&varname, rettv, TRUE) == OK)
- done = TRUE;
- }
- else if (STRCMP(varname, "changedtick") == 0)
- {
- rettv->v_type = VAR_NUMBER;
- rettv->vval.v_number = curbuf->b_changedtick;
- done = TRUE;
- }
- else
- {
- /* Look up the variable. */
- /* Let getbufvar({nr}, "") return the "b:" dictionary. */
- v = find_var_in_ht(&curbuf->b_vars->dv_hashtab,
- 'b', varname, FALSE);
- if (v != NULL)
- {
- copy_tv(&v->di_tv, rettv);
- done = TRUE;
- }
- }
-
- /* restore previous notion of curbuf */
- curbuf = save_curbuf;
- }
-
- if (!done && argvars[2].v_type != VAR_UNKNOWN)
- /* use the default value */
- copy_tv(&argvars[2], rettv);
-
- --emsg_off;
-}
-
-/*
- * "getchar()" function
- */
- static void
-f_getchar(typval_T *argvars, typval_T *rettv)
-{
- varnumber_T n;
- int error = FALSE;
-
- /* Position the cursor. Needed after a message that ends in a space. */
- windgoto(msg_row, msg_col);
-
- ++no_mapping;
- ++allow_keys;
- for (;;)
- {
- if (argvars[0].v_type == VAR_UNKNOWN)
- /* getchar(): blocking wait. */
- n = safe_vgetc();
- else if (get_tv_number_chk(&argvars[0], &error) == 1)
- /* getchar(1): only check if char avail */
- n = vpeekc_any();
- else if (error || vpeekc_any() == NUL)
- /* illegal argument or getchar(0) and no char avail: return zero */
- n = 0;
- else
- /* getchar(0) and char avail: return char */
- n = safe_vgetc();
-
- if (n == K_IGNORE)
- continue;
- break;
- }
- --no_mapping;
- --allow_keys;
-
- vimvars[VV_MOUSE_WIN].vv_nr = 0;
- vimvars[VV_MOUSE_WINID].vv_nr = 0;
- vimvars[VV_MOUSE_LNUM].vv_nr = 0;
- vimvars[VV_MOUSE_COL].vv_nr = 0;
-
- rettv->vval.v_number = n;
- if (IS_SPECIAL(n) || mod_mask != 0)
- {
- char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
- int i = 0;
-
- /* Turn a special key into three bytes, plus modifier. */
- if (mod_mask != 0)
- {
- temp[i++] = K_SPECIAL;
- temp[i++] = KS_MODIFIER;
- temp[i++] = mod_mask;
- }
- if (IS_SPECIAL(n))
- {
- temp[i++] = K_SPECIAL;
- temp[i++] = K_SECOND(n);
- temp[i++] = K_THIRD(n);
- }
-#ifdef FEAT_MBYTE
- else if (has_mbyte)
- i += (*mb_char2bytes)(n, temp + i);
-#endif
- else
- temp[i++] = n;
- temp[i++] = NUL;
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = vim_strsave(temp);
-
-#ifdef FEAT_MOUSE
- if (is_mouse_key(n))
- {
- int row = mouse_row;
- int col = mouse_col;
- win_T *win;
- linenr_T lnum;
-# ifdef FEAT_WINDOWS
- win_T *wp;
-# endif
- int winnr = 1;
-
- if (row >= 0 && col >= 0)
- {
- /* Find the window at the mouse coordinates and compute the
- * text position. */
- win = mouse_find_win(&row, &col);
- (void)mouse_comp_pos(win, &row, &col, &lnum);
-# ifdef FEAT_WINDOWS
- for (wp = firstwin; wp != win; wp = wp->w_next)
- ++winnr;
-# endif
- vimvars[VV_MOUSE_WIN].vv_nr = winnr;
- vimvars[VV_MOUSE_WINID].vv_nr = win->w_id;
- vimvars[VV_MOUSE_LNUM].vv_nr = lnum;
- vimvars[VV_MOUSE_COL].vv_nr = col + 1;
- }
- }
-#endif
- }
-}
-
-/*
- * "getcharmod()" function
- */
- static void
-f_getcharmod(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = mod_mask;
-}
-
-/*
- * "getcharsearch()" function
- */
- static void
-f_getcharsearch(typval_T *argvars UNUSED, typval_T *rettv)
-{
- if (rettv_dict_alloc(rettv) != FAIL)
- {
- dict_T *dict = rettv->vval.v_dict;
-
- dict_add_nr_str(dict, "char", 0L, last_csearch());
- dict_add_nr_str(dict, "forward", last_csearch_forward(), NULL);
- dict_add_nr_str(dict, "until", last_csearch_until(), NULL);
- }
-}
-
-/*
- * "getcmdline()" function
- */
- static void
-f_getcmdline(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = get_cmdline_str();
-}
-
-/*
- * "getcmdpos()" function
- */
- static void
-f_getcmdpos(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = get_cmdline_pos() + 1;
-}
-
-/*
- * "getcmdtype()" function
- */
- static void
-f_getcmdtype(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = alloc(2);
- if (rettv->vval.v_string != NULL)
- {
- rettv->vval.v_string[0] = get_cmdline_type();
- rettv->vval.v_string[1] = NUL;
- }
-}
-
-/*
- * "getcmdwintype()" function
- */
- static void
-f_getcmdwintype(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-#ifdef FEAT_CMDWIN
- rettv->vval.v_string = alloc(2);
- if (rettv->vval.v_string != NULL)
- {
- rettv->vval.v_string[0] = cmdwin_type;
- rettv->vval.v_string[1] = NUL;
- }
-#endif
-}
-
-#if defined(FEAT_CMDL_COMPL)
-/*
- * "getcompletion()" function
- */
- static void
-f_getcompletion(typval_T *argvars, typval_T *rettv)
-{
- char_u *pat;
- expand_T xpc;
- int options = WILD_KEEP_ALL | WILD_SILENT | WILD_USE_NL
- | WILD_LIST_NOTFOUND | WILD_NO_BEEP;
-
- if (p_wic)
- options |= WILD_ICASE;
-
- ExpandInit(&xpc);
- xpc.xp_pattern = get_tv_string(&argvars[0]);
- xpc.xp_pattern_len = (int)STRLEN(xpc.xp_pattern);
- xpc.xp_context = cmdcomplete_str_to_type(get_tv_string(&argvars[1]));
- if (xpc.xp_context == EXPAND_NOTHING)
- {
- if (argvars[1].v_type == VAR_STRING)
- EMSG2(_(e_invarg2), argvars[1].vval.v_string);
- else
- EMSG(_(e_invarg));
- return;
- }
-
-# if defined(FEAT_MENU)
- if (xpc.xp_context == EXPAND_MENUS)
- {
- set_context_in_menu_cmd(&xpc, (char_u *)"menu", xpc.xp_pattern, FALSE);
- xpc.xp_pattern_len = (int)STRLEN(xpc.xp_pattern);
- }
-# endif
-
- pat = addstar(xpc.xp_pattern, xpc.xp_pattern_len, xpc.xp_context);
- if ((rettv_list_alloc(rettv) != FAIL) && (pat != NULL))
- {
- int i;
-
- ExpandOne(&xpc, pat, NULL, options, WILD_ALL_KEEP);
-
- for (i = 0; i < xpc.xp_numfiles; i++)
- list_append_string(rettv->vval.v_list, xpc.xp_files[i], -1);
- }
- vim_free(pat);
- ExpandCleanup(&xpc);
-}
-#endif
-
-/*
- * "getcwd()" function
- */
- static void
-f_getcwd(typval_T *argvars, typval_T *rettv)
-{
- win_T *wp = NULL;
- char_u *cwd;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
- wp = find_tabwin(&argvars[0], &argvars[1]);
- if (wp != NULL)
- {
- if (wp->w_localdir != NULL)
- rettv->vval.v_string = vim_strsave(wp->w_localdir);
- else if (globaldir != NULL)
- rettv->vval.v_string = vim_strsave(globaldir);
- else
- {
- cwd = alloc(MAXPATHL);
- if (cwd != NULL)
- {
- if (mch_dirname(cwd, MAXPATHL) != FAIL)
- rettv->vval.v_string = vim_strsave(cwd);
- vim_free(cwd);
- }
- }
-#ifdef BACKSLASH_IN_FILENAME
- if (rettv->vval.v_string != NULL)
- slash_adjust(rettv->vval.v_string);
-#endif
- }
-}
-
-/*
- * "getfontname()" function
- */
- static void
-f_getfontname(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-#ifdef FEAT_GUI
- if (gui.in_use)
- {
- GuiFont font;
- char_u *name = NULL;
-
- if (argvars[0].v_type == VAR_UNKNOWN)
- {
- /* Get the "Normal" font. Either the name saved by
- * hl_set_font_name() or from the font ID. */
- font = gui.norm_font;
- name = hl_get_font_name();
- }
- else
- {
- name = get_tv_string(&argvars[0]);
- if (STRCMP(name, "*") == 0) /* don't use font dialog */
- return;
- font = gui_mch_get_font(name, FALSE);
- if (font == NOFONT)
- return; /* Invalid font name, return empty string. */
- }
- rettv->vval.v_string = gui_mch_get_fontname(font, name);
- if (argvars[0].v_type != VAR_UNKNOWN)
- gui_mch_free_font(font);
- }
-#endif
-}
-
-/*
- * "getfperm({fname})" function
- */
- static void
-f_getfperm(typval_T *argvars, typval_T *rettv)
-{
- char_u *fname;
- stat_T st;
- char_u *perm = NULL;
- char_u flags[] = "rwx";
- int i;
-
- fname = get_tv_string(&argvars[0]);
-
- rettv->v_type = VAR_STRING;
- if (mch_stat((char *)fname, &st) >= 0)
- {
- perm = vim_strsave((char_u *)"---------");
- if (perm != NULL)
- {
- for (i = 0; i < 9; i++)
- {
- if (st.st_mode & (1 << (8 - i)))
- perm[i] = flags[i % 3];
- }
- }
- }
- rettv->vval.v_string = perm;
-}
-
-/*
- * "getfsize({fname})" function
- */
- static void
-f_getfsize(typval_T *argvars, typval_T *rettv)
-{
- char_u *fname;
- stat_T st;
-
- fname = get_tv_string(&argvars[0]);
-
- rettv->v_type = VAR_NUMBER;
-
- if (mch_stat((char *)fname, &st) >= 0)
- {
- if (mch_isdir(fname))
- rettv->vval.v_number = 0;
- else
- {
- rettv->vval.v_number = (varnumber_T)st.st_size;
-
- /* non-perfect check for overflow */
- if ((off_T)rettv->vval.v_number != (off_T)st.st_size)
- rettv->vval.v_number = -2;
- }
- }
- else
- rettv->vval.v_number = -1;
-}
-
-/*
- * "getftime({fname})" function
- */
- static void
-f_getftime(typval_T *argvars, typval_T *rettv)
-{
- char_u *fname;
- stat_T st;
-
- fname = get_tv_string(&argvars[0]);
-
- if (mch_stat((char *)fname, &st) >= 0)
- rettv->vval.v_number = (varnumber_T)st.st_mtime;
- else
- rettv->vval.v_number = -1;
-}
-
-/*
- * "getftype({fname})" function
- */
- static void
-f_getftype(typval_T *argvars, typval_T *rettv)
-{
- char_u *fname;
- stat_T st;
- char_u *type = NULL;
- char *t;
-
- fname = get_tv_string(&argvars[0]);
-
- rettv->v_type = VAR_STRING;
- if (mch_lstat((char *)fname, &st) >= 0)
- {
-#ifdef S_ISREG
- if (S_ISREG(st.st_mode))
- t = "file";
- else if (S_ISDIR(st.st_mode))
- t = "dir";
-# ifdef S_ISLNK
- else if (S_ISLNK(st.st_mode))
- t = "link";
-# endif
-# ifdef S_ISBLK
- else if (S_ISBLK(st.st_mode))
- t = "bdev";
-# endif
-# ifdef S_ISCHR
- else if (S_ISCHR(st.st_mode))
- t = "cdev";
-# endif
-# ifdef S_ISFIFO
- else if (S_ISFIFO(st.st_mode))
- t = "fifo";
-# endif
-# ifdef S_ISSOCK
- else if (S_ISSOCK(st.st_mode))
- t = "fifo";
-# endif
- else
- t = "other";
-#else
-# ifdef S_IFMT
- switch (st.st_mode & S_IFMT)
- {
- case S_IFREG: t = "file"; break;
- case S_IFDIR: t = "dir"; break;
-# ifdef S_IFLNK
- case S_IFLNK: t = "link"; break;
-# endif
-# ifdef S_IFBLK
- case S_IFBLK: t = "bdev"; break;
-# endif
-# ifdef S_IFCHR
- case S_IFCHR: t = "cdev"; break;
-# endif
-# ifdef S_IFIFO
- case S_IFIFO: t = "fifo"; break;
-# endif
-# ifdef S_IFSOCK
- case S_IFSOCK: t = "socket"; break;
-# endif
- default: t = "other";
- }
-# else
- if (mch_isdir(fname))
- t = "dir";
- else
- t = "file";
-# endif
-#endif
- type = vim_strsave((char_u *)t);
- }
- rettv->vval.v_string = type;
-}
-
-/*
- * "getline(lnum, [end])" function
- */
- static void
-f_getline(typval_T *argvars, typval_T *rettv)
-{
- linenr_T lnum;
- linenr_T end;
- int retlist;
-
- lnum = get_tv_lnum(argvars);
- if (argvars[1].v_type == VAR_UNKNOWN)
- {
- end = 0;
- retlist = FALSE;
- }
- else
- {
- end = get_tv_lnum(&argvars[1]);
- retlist = TRUE;
- }
-
- get_buffer_lines(curbuf, lnum, end, retlist, rettv);
-}
-
-/*
- * "getmatches()" function
- */
- static void
-f_getmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_SEARCH_EXTRA
- dict_T *dict;
- matchitem_T *cur = curwin->w_match_head;
- int i;
-
- if (rettv_list_alloc(rettv) == OK)
- {
- while (cur != NULL)
- {
- dict = dict_alloc();
- if (dict == NULL)
- return;
- if (cur->match.regprog == NULL)
- {
- /* match added with matchaddpos() */
- for (i = 0; i < MAXPOSMATCH; ++i)
- {
- llpos_T *llpos;
- char buf[6];
- list_T *l;
-
- llpos = &cur->pos.pos[i];
- if (llpos->lnum == 0)
- break;
- l = list_alloc();
- if (l == NULL)
- break;
- list_append_number(l, (varnumber_T)llpos->lnum);
- if (llpos->col > 0)
- {
- list_append_number(l, (varnumber_T)llpos->col);
- list_append_number(l, (varnumber_T)llpos->len);
- }
- sprintf(buf, "pos%d", i + 1);
- dict_add_list(dict, buf, l);
- }
- }
- else
- {
- dict_add_nr_str(dict, "pattern", 0L, cur->pattern);
- }
- dict_add_nr_str(dict, "group", 0L, syn_id2name(cur->hlg_id));
- dict_add_nr_str(dict, "priority", (long)cur->priority, NULL);
- dict_add_nr_str(dict, "id", (long)cur->id, NULL);
-# if defined(FEAT_CONCEAL) && defined(FEAT_MBYTE)
- if (cur->conceal_char)
- {
- char_u buf[MB_MAXBYTES + 1];
-
- buf[(*mb_char2bytes)((int)cur->conceal_char, buf)] = NUL;
- dict_add_nr_str(dict, "conceal", 0L, (char_u *)&buf);
- }
-# endif
- list_append_dict(rettv->vval.v_list, dict);
- cur = cur->next;
- }
- }
-#endif
-}
-
-/*
- * "getpid()" function
- */
- static void
-f_getpid(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = mch_get_pid();
-}
-
- static void
-getpos_both(
- typval_T *argvars,
- typval_T *rettv,
- int getcurpos)
-{
- pos_T *fp;
- list_T *l;
- int fnum = -1;
-
- if (rettv_list_alloc(rettv) == OK)
- {
- l = rettv->vval.v_list;
- if (getcurpos)
- fp = &curwin->w_cursor;
- else
- fp = var2fpos(&argvars[0], TRUE, &fnum);
- if (fnum != -1)
- list_append_number(l, (varnumber_T)fnum);
- else
- list_append_number(l, (varnumber_T)0);
- list_append_number(l, (fp != NULL) ? (varnumber_T)fp->lnum
- : (varnumber_T)0);
- list_append_number(l, (fp != NULL)
- ? (varnumber_T)(fp->col == MAXCOL ? MAXCOL : fp->col + 1)
- : (varnumber_T)0);
- list_append_number(l,
-#ifdef FEAT_VIRTUALEDIT
- (fp != NULL) ? (varnumber_T)fp->coladd :
-#endif
- (varnumber_T)0);
- if (getcurpos)
- {
- update_curswant();
- list_append_number(l, curwin->w_curswant == MAXCOL ?
- (varnumber_T)MAXCOL : (varnumber_T)curwin->w_curswant + 1);
- }
- }
- else
- rettv->vval.v_number = FALSE;
-}
-
-
-/*
- * "getcurpos()" function
- */
- static void
-f_getcurpos(typval_T *argvars, typval_T *rettv)
-{
- getpos_both(argvars, rettv, TRUE);
-}
-
-/*
- * "getpos(string)" function
- */
- static void
-f_getpos(typval_T *argvars, typval_T *rettv)
-{
- getpos_both(argvars, rettv, FALSE);
-}
-
-/*
- * "getqflist()" and "getloclist()" functions
- */
- static void
-f_getqflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_QUICKFIX
- win_T *wp;
-#endif
-
-#ifdef FEAT_QUICKFIX
- if (rettv_list_alloc(rettv) == OK)
- {
- wp = NULL;
- if (argvars[0].v_type != VAR_UNKNOWN) /* getloclist() */
- {
- wp = find_win_by_nr(&argvars[0], NULL);
- if (wp == NULL)
- return;
- }
-
- (void)get_errorlist(wp, rettv->vval.v_list);
- }
-#endif
-}
-
-/*
- * "getreg()" function
- */
- static void
-f_getreg(typval_T *argvars, typval_T *rettv)
-{
- char_u *strregname;
- int regname;
- int arg2 = FALSE;
- int return_list = FALSE;
- int error = FALSE;
-
- if (argvars[0].v_type != VAR_UNKNOWN)
- {
- strregname = get_tv_string_chk(&argvars[0]);
- error = strregname == NULL;
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- arg2 = (int)get_tv_number_chk(&argvars[1], &error);
- if (!error && argvars[2].v_type != VAR_UNKNOWN)
- return_list = (int)get_tv_number_chk(&argvars[2], &error);
- }
- }
- else
- strregname = vimvars[VV_REG].vv_str;
-
- if (error)
- return;
-
- regname = (strregname == NULL ? '"' : *strregname);
- if (regname == 0)
- regname = '"';
-
- if (return_list)
- {
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = (list_T *)get_reg_contents(regname,
- (arg2 ? GREG_EXPR_SRC : 0) | GREG_LIST);
- if (rettv->vval.v_list == NULL)
- (void)rettv_list_alloc(rettv);
- else
- ++rettv->vval.v_list->lv_refcount;
- }
- else
- {
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = get_reg_contents(regname,
- arg2 ? GREG_EXPR_SRC : 0);
- }
-}
-
-/*
- * "getregtype()" function
- */
- static void
-f_getregtype(typval_T *argvars, typval_T *rettv)
-{
- char_u *strregname;
- int regname;
- char_u buf[NUMBUFLEN + 2];
- long reglen = 0;
-
- if (argvars[0].v_type != VAR_UNKNOWN)
- {
- strregname = get_tv_string_chk(&argvars[0]);
- if (strregname == NULL) /* type error; errmsg already given */
- {
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
- return;
- }
- }
- else
- /* Default to v:register */
- strregname = vimvars[VV_REG].vv_str;
-
- regname = (strregname == NULL ? '"' : *strregname);
- if (regname == 0)
- regname = '"';
-
- buf[0] = NUL;
- buf[1] = NUL;
- switch (get_reg_type(regname, ®len))
- {
- case MLINE: buf[0] = 'V'; break;
- case MCHAR: buf[0] = 'v'; break;
- case MBLOCK:
- buf[0] = Ctrl_V;
- sprintf((char *)buf + 1, "%ld", reglen + 1);
- break;
- }
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = vim_strsave(buf);
-}
-
-/*
- * "gettabvar()" function
- */
- static void
-f_gettabvar(typval_T *argvars, typval_T *rettv)
-{
- win_T *oldcurwin;
- tabpage_T *tp, *oldtabpage;
- dictitem_T *v;
- char_u *varname;
- int done = FALSE;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
- varname = get_tv_string_chk(&argvars[1]);
- tp = find_tabpage((int)get_tv_number_chk(&argvars[0], NULL));
- if (tp != NULL && varname != NULL)
- {
- /* Set tp to be our tabpage, temporarily. Also set the window to the
- * first window in the tabpage, otherwise the window is not valid. */
- if (switch_win(&oldcurwin, &oldtabpage,
- tp->tp_firstwin == NULL ? firstwin : tp->tp_firstwin, tp, TRUE)
- == OK)
- {
- /* look up the variable */
- /* Let gettabvar({nr}, "") return the "t:" dictionary. */
- v = find_var_in_ht(&tp->tp_vars->dv_hashtab, 't', varname, FALSE);
- if (v != NULL)
- {
- copy_tv(&v->di_tv, rettv);
- done = TRUE;
- }
- }
-
- /* restore previous notion of curwin */
- restore_win(oldcurwin, oldtabpage, TRUE);
- }
-
- if (!done && argvars[2].v_type != VAR_UNKNOWN)
- copy_tv(&argvars[2], rettv);
-}
-
-/*
- * "gettabwinvar()" function
- */
- static void
-f_gettabwinvar(typval_T *argvars, typval_T *rettv)
-{
- getwinvar(argvars, rettv, 1);
-}
-
-/*
- * "getwinposx()" function
- */
- static void
-f_getwinposx(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = -1;
-#ifdef FEAT_GUI
- if (gui.in_use)
- {
- int x, y;
-
- if (gui_mch_get_winpos(&x, &y) == OK)
- rettv->vval.v_number = x;
- }
-#endif
-}
-
-/*
- * "win_findbuf()" function
- */
- static void
-f_win_findbuf(typval_T *argvars, typval_T *rettv)
-{
- if (rettv_list_alloc(rettv) != FAIL)
- win_findbuf(argvars, rettv->vval.v_list);
-}
-
-/*
- * "win_getid()" function
- */
- static void
-f_win_getid(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = win_getid(argvars);
-}
-
-/*
- * "win_gotoid()" function
- */
- static void
-f_win_gotoid(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = win_gotoid(argvars);
-}
-
-/*
- * "win_id2tabwin()" function
- */
- static void
-f_win_id2tabwin(typval_T *argvars, typval_T *rettv)
-{
- if (rettv_list_alloc(rettv) != FAIL)
- win_id2tabwin(argvars, rettv->vval.v_list);
-}
-
-/*
- * "win_id2win()" function
- */
- static void
-f_win_id2win(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = win_id2win(argvars);
-}
-
-/*
- * "getwinposy()" function
- */
- static void
-f_getwinposy(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = -1;
-#ifdef FEAT_GUI
- if (gui.in_use)
- {
- int x, y;
-
- if (gui_mch_get_winpos(&x, &y) == OK)
- rettv->vval.v_number = y;
- }
-#endif
-}
-
-/*
- * Find window specified by "vp" in tabpage "tp".
- */
- static win_T *
-find_win_by_nr(
- typval_T *vp,
- tabpage_T *tp UNUSED) /* NULL for current tab page */
-{
-#ifdef FEAT_WINDOWS
- win_T *wp;
-#endif
- int nr;
-
- nr = (int)get_tv_number_chk(vp, NULL);
-
-#ifdef FEAT_WINDOWS
- if (nr < 0)
- return NULL;
- if (nr == 0)
- return curwin;
-
- for (wp = (tp == NULL || tp == curtab) ? firstwin : tp->tp_firstwin;
- wp != NULL; wp = wp->w_next)
- if (nr >= LOWEST_WIN_ID)
- {
- if (wp->w_id == nr)
- return wp;
- }
- else if (--nr <= 0)
- break;
- if (nr >= LOWEST_WIN_ID)
- return NULL;
- return wp;
-#else
- if (nr == 0 || nr == 1 || nr == curwin->w_id)
- return curwin;
- return NULL;
-#endif
-}
-
-/*
- * Find window specified by "wvp" in tabpage "tvp".
- */
- static win_T *
-find_tabwin(
- typval_T *wvp, /* VAR_UNKNOWN for current window */
- typval_T *tvp) /* VAR_UNKNOWN for current tab page */
-{
- win_T *wp = NULL;
- tabpage_T *tp = NULL;
- long n;
-
- if (wvp->v_type != VAR_UNKNOWN)
- {
- if (tvp->v_type != VAR_UNKNOWN)
- {
- n = (long)get_tv_number(tvp);
- if (n >= 0)
- tp = find_tabpage(n);
- }
- else
- tp = curtab;
-
- if (tp != NULL)
- wp = find_win_by_nr(wvp, tp);
- }
- else
- wp = curwin;
-
- return wp;
-}
-
-/*
- * "getwinvar()" function
- */
- static void
-f_getwinvar(typval_T *argvars, typval_T *rettv)
-{
- getwinvar(argvars, rettv, 0);
-}
-
-/*
- * getwinvar() and gettabwinvar()
- */
- static void
-getwinvar(
- typval_T *argvars,
- typval_T *rettv,
- int off) /* 1 for gettabwinvar() */
-{
- win_T *win;
- char_u *varname;
- dictitem_T *v;
- tabpage_T *tp = NULL;
- int done = FALSE;
-#ifdef FEAT_WINDOWS
- win_T *oldcurwin;
- tabpage_T *oldtabpage;
- int need_switch_win;
-#endif
-
-#ifdef FEAT_WINDOWS
- if (off == 1)
- tp = find_tabpage((int)get_tv_number_chk(&argvars[0], NULL));
- else
- tp = curtab;
-#endif
- win = find_win_by_nr(&argvars[off], tp);
- varname = get_tv_string_chk(&argvars[off + 1]);
- ++emsg_off;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
- if (win != NULL && varname != NULL)
- {
-#ifdef FEAT_WINDOWS
- /* Set curwin to be our win, temporarily. Also set the tabpage,
- * otherwise the window is not valid. Only do this when needed,
- * autocommands get blocked. */
- need_switch_win = !(tp == curtab && win == curwin);
- if (!need_switch_win
- || switch_win(&oldcurwin, &oldtabpage, win, tp, TRUE) == OK)
-#endif
- {
- if (*varname == '&') /* window-local-option */
- {
- if (get_option_tv(&varname, rettv, 1) == OK)
- done = TRUE;
- }
- else
- {
- /* Look up the variable. */
- /* Let getwinvar({nr}, "") return the "w:" dictionary. */
- v = find_var_in_ht(&win->w_vars->dv_hashtab, 'w',
- varname, FALSE);
- if (v != NULL)
- {
- copy_tv(&v->di_tv, rettv);
- done = TRUE;
- }
- }
- }
-
-#ifdef FEAT_WINDOWS
- if (need_switch_win)
- /* restore previous notion of curwin */
- restore_win(oldcurwin, oldtabpage, TRUE);
-#endif
- }
-
- if (!done && argvars[off + 2].v_type != VAR_UNKNOWN)
- /* use the default return value */
- copy_tv(&argvars[off + 2], rettv);
-
- --emsg_off;
-}
-
-/*
- * "glob()" function
- */
- static void
-f_glob(typval_T *argvars, typval_T *rettv)
-{
- int options = WILD_SILENT|WILD_USE_NL;
- expand_T xpc;
- int error = FALSE;
-
- /* When the optional second argument is non-zero, don't remove matches
- * for 'wildignore' and don't put matches for 'suffixes' at the end. */
- rettv->v_type = VAR_STRING;
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- if (get_tv_number_chk(&argvars[1], &error))
- options |= WILD_KEEP_ALL;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- if (get_tv_number_chk(&argvars[2], &error))
- {
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = NULL;
- }
- if (argvars[3].v_type != VAR_UNKNOWN
- && get_tv_number_chk(&argvars[3], &error))
- options |= WILD_ALLLINKS;
- }
- }
- if (!error)
- {
- ExpandInit(&xpc);
- xpc.xp_context = EXPAND_FILES;
- if (p_wic)
- options += WILD_ICASE;
- if (rettv->v_type == VAR_STRING)
- rettv->vval.v_string = ExpandOne(&xpc, get_tv_string(&argvars[0]),
- NULL, options, WILD_ALL);
- else if (rettv_list_alloc(rettv) != FAIL)
- {
- int i;
-
- ExpandOne(&xpc, get_tv_string(&argvars[0]),
- NULL, options, WILD_ALL_KEEP);
- for (i = 0; i < xpc.xp_numfiles; i++)
- list_append_string(rettv->vval.v_list, xpc.xp_files[i], -1);
-
- ExpandCleanup(&xpc);
- }
- }
- else
- rettv->vval.v_string = NULL;
-}
-
-/*
- * "globpath()" function
- */
- static void
-f_globpath(typval_T *argvars, typval_T *rettv)
-{
- int flags = 0;
- char_u buf1[NUMBUFLEN];
- char_u *file = get_tv_string_buf_chk(&argvars[1], buf1);
- int error = FALSE;
- garray_T ga;
- int i;
-
- /* When the optional second argument is non-zero, don't remove matches
- * for 'wildignore' and don't put matches for 'suffixes' at the end. */
- rettv->v_type = VAR_STRING;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- if (get_tv_number_chk(&argvars[2], &error))
- flags |= WILD_KEEP_ALL;
- if (argvars[3].v_type != VAR_UNKNOWN)
- {
- if (get_tv_number_chk(&argvars[3], &error))
- {
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = NULL;
- }
- if (argvars[4].v_type != VAR_UNKNOWN
- && get_tv_number_chk(&argvars[4], &error))
- flags |= WILD_ALLLINKS;
- }
- }
- if (file != NULL && !error)
- {
- ga_init2(&ga, (int)sizeof(char_u *), 10);
- globpath(get_tv_string(&argvars[0]), file, &ga, flags);
- if (rettv->v_type == VAR_STRING)
- rettv->vval.v_string = ga_concat_strings(&ga, "\n");
- else if (rettv_list_alloc(rettv) != FAIL)
- for (i = 0; i < ga.ga_len; ++i)
- list_append_string(rettv->vval.v_list,
- ((char_u **)(ga.ga_data))[i], -1);
- ga_clear_strings(&ga);
- }
- else
- rettv->vval.v_string = NULL;
-}
-
-/*
- * "glob2regpat()" function
- */
- static void
-f_glob2regpat(typval_T *argvars, typval_T *rettv)
-{
- char_u *pat = get_tv_string_chk(&argvars[0]);
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = (pat == NULL)
- ? NULL : file_pat_to_reg_pat(pat, NULL, NULL, FALSE);
-}
-
-/*
- * "has()" function
- */
- static void
-f_has(typval_T *argvars, typval_T *rettv)
-{
- int i;
- char_u *name;
- int n = FALSE;
- static char *(has_list[]) =
- {
-#ifdef AMIGA
- "amiga",
-# ifdef FEAT_ARP
- "arp",
-# endif
-#endif
-#ifdef __BEOS__
- "beos",
-#endif
-#ifdef MACOS
- "mac",
-#endif
-#if defined(MACOS_X_UNIX)
- "macunix", /* built with 'darwin' enabled */
-#endif
-#if defined(__APPLE__) && __APPLE__ == 1
- "osx", /* built with or without 'darwin' enabled */
-#endif
-#ifdef __QNX__
- "qnx",
-#endif
-#ifdef UNIX
- "unix",
-#endif
-#ifdef VMS
- "vms",
-#endif
-#ifdef WIN32
- "win32",
-#endif
-#if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
- "win32unix",
-#endif
-#if defined(WIN64) || defined(_WIN64)
- "win64",
-#endif
-#ifdef EBCDIC
- "ebcdic",
-#endif
-#ifndef CASE_INSENSITIVE_FILENAME
- "fname_case",
-#endif
-#ifdef HAVE_ACL
- "acl",
-#endif
-#ifdef FEAT_ARABIC
- "arabic",
-#endif
-#ifdef FEAT_AUTOCMD
- "autocmd",
-#endif
-#ifdef FEAT_BEVAL
- "balloon_eval",
-# ifndef FEAT_GUI_W32 /* other GUIs always have multiline balloons */
- "balloon_multiline",
-# endif
-#endif
-#if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
- "builtin_terms",
-# ifdef ALL_BUILTIN_TCAPS
- "all_builtin_terms",
-# endif
-#endif
-#if defined(FEAT_BROWSE) && (defined(USE_FILE_CHOOSER) \
- || defined(FEAT_GUI_W32) \
- || defined(FEAT_GUI_MOTIF))
- "browsefilter",
-#endif
-#ifdef FEAT_BYTEOFF
- "byte_offset",
-#endif
-#ifdef FEAT_JOB_CHANNEL
- "channel",
-#endif
-#ifdef FEAT_CINDENT
- "cindent",
-#endif
-#ifdef FEAT_CLIENTSERVER
- "clientserver",
-#endif
-#ifdef FEAT_CLIPBOARD
- "clipboard",
-#endif
-#ifdef FEAT_CMDL_COMPL
- "cmdline_compl",
-#endif
-#ifdef FEAT_CMDHIST
- "cmdline_hist",
-#endif
-#ifdef FEAT_COMMENTS
- "comments",
-#endif
-#ifdef FEAT_CONCEAL
- "conceal",
-#endif
-#ifdef FEAT_CRYPT
- "cryptv",
- "crypt-blowfish",
- "crypt-blowfish2",
-#endif
-#ifdef FEAT_CSCOPE
- "cscope",
-#endif
-#ifdef FEAT_CURSORBIND
- "cursorbind",
-#endif
-#ifdef CURSOR_SHAPE
- "cursorshape",
-#endif
-#ifdef DEBUG
- "debug",
-#endif
-#ifdef FEAT_CON_DIALOG
- "dialog_con",
-#endif
-#ifdef FEAT_GUI_DIALOG
- "dialog_gui",
-#endif
-#ifdef FEAT_DIFF
- "diff",
-#endif
-#ifdef FEAT_DIGRAPHS
- "digraphs",
-#endif
-#ifdef FEAT_DIRECTX
- "directx",
-#endif
-#ifdef FEAT_DND
- "dnd",
-#endif
-#ifdef FEAT_EMACS_TAGS
- "emacs_tags",
-#endif
- "eval", /* always present, of course! */
- "ex_extra", /* graduated feature */
-#ifdef FEAT_SEARCH_EXTRA
- "extra_search",
-#endif
-#ifdef FEAT_FKMAP
- "farsi",
-#endif
-#ifdef FEAT_SEARCHPATH
- "file_in_path",
-#endif
-#ifdef FEAT_FILTERPIPE
- "filterpipe",
-#endif
-#ifdef FEAT_FIND_ID
- "find_in_path",
-#endif
-#ifdef FEAT_FLOAT
- "float",
-#endif
-#ifdef FEAT_FOLDING
- "folding",
-#endif
-#ifdef FEAT_FOOTER
- "footer",
-#endif
-#if !defined(USE_SYSTEM) && defined(UNIX)
- "fork",
-#endif
-#ifdef FEAT_GETTEXT
- "gettext",
-#endif
-#ifdef FEAT_GUI
- "gui",
-#endif
-#ifdef FEAT_GUI_ATHENA
-# ifdef FEAT_GUI_NEXTAW
- "gui_neXtaw",
-# else
- "gui_athena",
-# endif
-#endif
-#ifdef FEAT_GUI_GTK
- "gui_gtk",
-# ifdef USE_GTK3
- "gui_gtk3",
-# else
- "gui_gtk2",
-# endif
-#endif
-#ifdef FEAT_GUI_GNOME
- "gui_gnome",
-#endif
-#ifdef FEAT_GUI_MAC
- "gui_mac",
-#endif
-#ifdef FEAT_GUI_MOTIF
- "gui_motif",
-#endif
-#ifdef FEAT_GUI_PHOTON
- "gui_photon",
-#endif
-#ifdef FEAT_GUI_W32
- "gui_win32",
-#endif
-#ifdef FEAT_HANGULIN
- "hangul_input",
-#endif
-#if defined(HAVE_ICONV_H) && defined(USE_ICONV)
- "iconv",
-#endif
-#ifdef FEAT_INS_EXPAND
- "insert_expand",
-#endif
-#ifdef FEAT_JOB_CHANNEL
- "job",
-#endif
-#ifdef FEAT_JUMPLIST
- "jumplist",
-#endif
-#ifdef FEAT_KEYMAP
- "keymap",
-#endif
-#ifdef FEAT_LANGMAP
- "langmap",
-#endif
-#ifdef FEAT_LIBCALL
- "libcall",
-#endif
-#ifdef FEAT_LINEBREAK
- "linebreak",
-#endif
-#ifdef FEAT_LISP
- "lispindent",
-#endif
-#ifdef FEAT_LISTCMDS
- "listcmds",
-#endif
-#ifdef FEAT_LOCALMAP
- "localmap",
-#endif
-#ifdef FEAT_LUA
-# ifndef DYNAMIC_LUA
- "lua",
-# endif
-#endif
-#ifdef FEAT_MENU
- "menu",
-#endif
-#ifdef FEAT_SESSION
- "mksession",
-#endif
-#ifdef FEAT_MODIFY_FNAME
- "modify_fname",
-#endif
-#ifdef FEAT_MOUSE
- "mouse",
-#endif
-#ifdef FEAT_MOUSESHAPE
- "mouseshape",
-#endif
-#if defined(UNIX) || defined(VMS)
-# ifdef FEAT_MOUSE_DEC
- "mouse_dec",
-# endif
-# ifdef FEAT_MOUSE_GPM
- "mouse_gpm",
-# endif
-# ifdef FEAT_MOUSE_JSB
- "mouse_jsbterm",
-# endif
-# ifdef FEAT_MOUSE_NET
- "mouse_netterm",
-# endif
-# ifdef FEAT_MOUSE_PTERM
- "mouse_pterm",
-# endif
-# ifdef FEAT_MOUSE_SGR
- "mouse_sgr",
-# endif
-# ifdef FEAT_SYSMOUSE
- "mouse_sysmouse",
-# endif
-# ifdef FEAT_MOUSE_URXVT
- "mouse_urxvt",
-# endif
-# ifdef FEAT_MOUSE_XTERM
- "mouse_xterm",
-# endif
-#endif
-#ifdef FEAT_MBYTE
- "multi_byte",
-#endif
-#ifdef FEAT_MBYTE_IME
- "multi_byte_ime",
-#endif
-#ifdef FEAT_MULTI_LANG
- "multi_lang",
-#endif
-#ifdef FEAT_MZSCHEME
-#ifndef DYNAMIC_MZSCHEME
- "mzscheme",
-#endif
-#endif
-#ifdef FEAT_NUM64
- "num64",
-#endif
-#ifdef FEAT_OLE
- "ole",
-#endif
- "packages",
-#ifdef FEAT_PATH_EXTRA
- "path_extra",
-#endif
-#ifdef FEAT_PERL
-#ifndef DYNAMIC_PERL
- "perl",
-#endif
-#endif
-#ifdef FEAT_PERSISTENT_UNDO
- "persistent_undo",
-#endif
-#ifdef FEAT_PYTHON
-#ifndef DYNAMIC_PYTHON
- "python",
-#endif
-#endif
-#ifdef FEAT_PYTHON3
-#ifndef DYNAMIC_PYTHON3
- "python3",
-#endif
-#endif
-#ifdef FEAT_POSTSCRIPT
- "postscript",
-#endif
-#ifdef FEAT_PRINTER
- "printer",
-#endif
-#ifdef FEAT_PROFILE
- "profile",
-#endif
-#ifdef FEAT_RELTIME
- "reltime",
-#endif
-#ifdef FEAT_QUICKFIX
- "quickfix",
-#endif
-#ifdef FEAT_RIGHTLEFT
- "rightleft",
-#endif
-#if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
- "ruby",
-#endif
-#ifdef FEAT_SCROLLBIND
- "scrollbind",
-#endif
-#ifdef FEAT_CMDL_INFO
- "showcmd",
- "cmdline_info",
-#endif
-#ifdef FEAT_SIGNS
- "signs",
-#endif
-#ifdef FEAT_SMARTINDENT
- "smartindent",
-#endif
-#ifdef STARTUPTIME
- "startuptime",
-#endif
-#ifdef FEAT_STL_OPT
- "statusline",
-#endif
-#ifdef FEAT_SUN_WORKSHOP
- "sun_workshop",
-#endif
-#ifdef FEAT_NETBEANS_INTG
- "netbeans_intg",
-#endif
-#ifdef FEAT_SPELL
- "spell",
-#endif
-#ifdef FEAT_SYN_HL
- "syntax",
-#endif
-#if defined(USE_SYSTEM) || !defined(UNIX)
- "system",
-#endif
-#ifdef FEAT_TAG_BINS
- "tag_binary",
-#endif
-#ifdef FEAT_TAG_OLDSTATIC
- "tag_old_static",
-#endif
-#ifdef FEAT_TAG_ANYWHITE
- "tag_any_white",
-#endif
-#ifdef FEAT_TCL
-# ifndef DYNAMIC_TCL
- "tcl",
-# endif
-#endif
-#ifdef FEAT_TERMGUICOLORS
- "termguicolors",
-#endif
-#ifdef TERMINFO
- "terminfo",
-#endif
-#ifdef FEAT_TERMRESPONSE
- "termresponse",
-#endif
-#ifdef FEAT_TEXTOBJ
- "textobjects",
-#endif
-#ifdef HAVE_TGETENT
- "tgetent",
-#endif
-#ifdef FEAT_TIMERS
- "timers",
-#endif
-#ifdef FEAT_TITLE
- "title",
-#endif
-#ifdef FEAT_TOOLBAR
- "toolbar",
-#endif
-#if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
- "unnamedplus",
-#endif
-#ifdef FEAT_USR_CMDS
- "user-commands", /* was accidentally included in 5.4 */
- "user_commands",
-#endif
-#ifdef FEAT_VIMINFO
- "viminfo",
-#endif
-#ifdef FEAT_WINDOWS
- "vertsplit",
-#endif
-#ifdef FEAT_VIRTUALEDIT
- "virtualedit",
-#endif
- "visual",
-#ifdef FEAT_VISUALEXTRA
- "visualextra",
-#endif
-#ifdef FEAT_VREPLACE
- "vreplace",
-#endif
-#ifdef FEAT_WILDIGN
- "wildignore",
-#endif
-#ifdef FEAT_WILDMENU
- "wildmenu",
-#endif
-#ifdef FEAT_WINDOWS
- "windows",
-#endif
-#ifdef FEAT_WAK
- "winaltkeys",
-#endif
-#ifdef FEAT_WRITEBACKUP
- "writebackup",
-#endif
-#ifdef FEAT_XIM
- "xim",
-#endif
-#ifdef FEAT_XFONTSET
- "xfontset",
-#endif
-#ifdef FEAT_XPM_W32
- "xpm",
- "xpm_w32", /* for backward compatibility */
-#else
-# if defined(HAVE_XPM)
- "xpm",
-# endif
-#endif
-#ifdef USE_XSMP
- "xsmp",
-#endif
-#ifdef USE_XSMP_INTERACT
- "xsmp_interact",
-#endif
-#ifdef FEAT_XCLIPBOARD
- "xterm_clipboard",
-#endif
-#ifdef FEAT_XTERM_SAVE
- "xterm_save",
-#endif
-#if defined(UNIX) && defined(FEAT_X11)
- "X11",
-#endif
- NULL
- };
-
- name = get_tv_string(&argvars[0]);
- for (i = 0; has_list[i] != NULL; ++i)
- if (STRICMP(name, has_list[i]) == 0)
- {
- n = TRUE;
- break;
- }
-
- if (n == FALSE)
- {
- if (STRNICMP(name, "patch", 5) == 0)
- {
- if (name[5] == '-'
- && STRLEN(name) >= 11
- && vim_isdigit(name[6])
- && vim_isdigit(name[8])
- && vim_isdigit(name[10]))
- {
- int major = atoi((char *)name + 6);
- int minor = atoi((char *)name + 8);
-
- /* Expect "patch-9.9.01234". */
- n = (major < VIM_VERSION_MAJOR
- || (major == VIM_VERSION_MAJOR
- && (minor < VIM_VERSION_MINOR
- || (minor == VIM_VERSION_MINOR
- && has_patch(atoi((char *)name + 10))))));
- }
- else
- n = has_patch(atoi((char *)name + 5));
- }
- else if (STRICMP(name, "vim_starting") == 0)
- n = (starting != 0);
-#ifdef FEAT_MBYTE
- else if (STRICMP(name, "multi_byte_encoding") == 0)
- n = has_mbyte;
-#endif
-#if defined(FEAT_BEVAL) && defined(FEAT_GUI_W32)
- else if (STRICMP(name, "balloon_multiline") == 0)
- n = multiline_balloon_available();
-#endif
-#ifdef DYNAMIC_TCL
- else if (STRICMP(name, "tcl") == 0)
- n = tcl_enabled(FALSE);
-#endif
-#if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
- else if (STRICMP(name, "iconv") == 0)
- n = iconv_enabled(FALSE);
-#endif
-#ifdef DYNAMIC_LUA
- else if (STRICMP(name, "lua") == 0)
- n = lua_enabled(FALSE);
-#endif
-#ifdef DYNAMIC_MZSCHEME
- else if (STRICMP(name, "mzscheme") == 0)
- n = mzscheme_enabled(FALSE);
-#endif
-#ifdef DYNAMIC_RUBY
- else if (STRICMP(name, "ruby") == 0)
- n = ruby_enabled(FALSE);
-#endif
-#ifdef FEAT_PYTHON
-#ifdef DYNAMIC_PYTHON
- else if (STRICMP(name, "python") == 0)
- n = python_enabled(FALSE);
-#endif
-#endif
-#ifdef FEAT_PYTHON3
-#ifdef DYNAMIC_PYTHON3
- else if (STRICMP(name, "python3") == 0)
- n = python3_enabled(FALSE);
-#endif
-#endif
-#ifdef DYNAMIC_PERL
- else if (STRICMP(name, "perl") == 0)
- n = perl_enabled(FALSE);
-#endif
-#ifdef FEAT_GUI
- else if (STRICMP(name, "gui_running") == 0)
- n = (gui.in_use || gui.starting);
-# ifdef FEAT_GUI_W32
- else if (STRICMP(name, "gui_win32s") == 0)
- n = gui_is_win32s();
-# endif
-# ifdef FEAT_BROWSE
- else if (STRICMP(name, "browse") == 0)
- n = gui.in_use; /* gui_mch_browse() works when GUI is running */
-# endif
-#endif
-#ifdef FEAT_SYN_HL
- else if (STRICMP(name, "syntax_items") == 0)
- n = syntax_present(curwin);
-#endif
-#if defined(WIN3264)
- else if (STRICMP(name, "win95") == 0)
- n = mch_windows95();
-#endif
-#ifdef FEAT_NETBEANS_INTG
- else if (STRICMP(name, "netbeans_enabled") == 0)
- n = netbeans_active();
-#endif
- }
-
- rettv->vval.v_number = n;
-}
-
-/*
- * "has_key()" function
- */
- static void
-f_has_key(typval_T *argvars, typval_T *rettv)
-{
- if (argvars[0].v_type != VAR_DICT)
- {
- EMSG(_(e_dictreq));
- return;
- }
- if (argvars[0].vval.v_dict == NULL)
- return;
-
- rettv->vval.v_number = dict_find(argvars[0].vval.v_dict,
- get_tv_string(&argvars[1]), -1) != NULL;
-}
-
-/*
- * "haslocaldir()" function
- */
- static void
-f_haslocaldir(typval_T *argvars, typval_T *rettv)
-{
- win_T *wp = NULL;
-
- wp = find_tabwin(&argvars[0], &argvars[1]);
- rettv->vval.v_number = (wp != NULL && wp->w_localdir != NULL);
-}
-
-/*
- * "hasmapto()" function
- */
- static void
-f_hasmapto(typval_T *argvars, typval_T *rettv)
-{
- char_u *name;
- char_u *mode;
- char_u buf[NUMBUFLEN];
- int abbr = FALSE;
-
- name = get_tv_string(&argvars[0]);
- if (argvars[1].v_type == VAR_UNKNOWN)
- mode = (char_u *)"nvo";
- else
- {
- mode = get_tv_string_buf(&argvars[1], buf);
- if (argvars[2].v_type != VAR_UNKNOWN)
- abbr = (int)get_tv_number(&argvars[2]);
- }
-
- if (map_to_exists(name, mode, abbr))
- rettv->vval.v_number = TRUE;
- else
- rettv->vval.v_number = FALSE;
-}
-
-/*
- * "histadd()" function
- */
- static void
-f_histadd(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_CMDHIST
- int histype;
- char_u *str;
- char_u buf[NUMBUFLEN];
-#endif
-
- rettv->vval.v_number = FALSE;
- if (check_restricted() || check_secure())
- return;
-#ifdef FEAT_CMDHIST
- str = get_tv_string_chk(&argvars[0]); /* NULL on type error */
- histype = str != NULL ? get_histtype(str) : -1;
- if (histype >= 0)
- {
- str = get_tv_string_buf(&argvars[1], buf);
- if (*str != NUL)
- {
- init_history();
- add_to_history(histype, str, FALSE, NUL);
- rettv->vval.v_number = TRUE;
- return;
- }
- }
-#endif
-}
-
-/*
- * "histdel()" function
- */
- static void
-f_histdel(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_CMDHIST
- int n;
- char_u buf[NUMBUFLEN];
- char_u *str;
-
- str = get_tv_string_chk(&argvars[0]); /* NULL on type error */
- if (str == NULL)
- n = 0;
- else if (argvars[1].v_type == VAR_UNKNOWN)
- /* only one argument: clear entire history */
- n = clr_history(get_histtype(str));
- else if (argvars[1].v_type == VAR_NUMBER)
- /* index given: remove that entry */
- n = del_history_idx(get_histtype(str),
- (int)get_tv_number(&argvars[1]));
- else
- /* string given: remove all matching entries */
- n = del_history_entry(get_histtype(str),
- get_tv_string_buf(&argvars[1], buf));
- rettv->vval.v_number = n;
-#endif
-}
-
-/*
- * "histget()" function
- */
- static void
-f_histget(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_CMDHIST
- int type;
- int idx;
- char_u *str;
-
- str = get_tv_string_chk(&argvars[0]); /* NULL on type error */
- if (str == NULL)
- rettv->vval.v_string = NULL;
- else
- {
- type = get_histtype(str);
- if (argvars[1].v_type == VAR_UNKNOWN)
- idx = get_history_idx(type);
- else
- idx = (int)get_tv_number_chk(&argvars[1], NULL);
- /* -1 on type error */
- rettv->vval.v_string = vim_strsave(get_history_entry(type, idx));
- }
-#else
- rettv->vval.v_string = NULL;
-#endif
- rettv->v_type = VAR_STRING;
-}
-
-/*
- * "histnr()" function
- */
- static void
-f_histnr(typval_T *argvars UNUSED, typval_T *rettv)
-{
- int i;
-
-#ifdef FEAT_CMDHIST
- char_u *history = get_tv_string_chk(&argvars[0]);
-
- i = history == NULL ? HIST_CMD - 1 : get_histtype(history);
- if (i >= HIST_CMD && i < HIST_COUNT)
- i = get_history_idx(i);
- else
-#endif
- i = -1;
- rettv->vval.v_number = i;
-}
-
-/*
- * "highlightID(name)" function
- */
- static void
-f_hlID(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = syn_name2id(get_tv_string(&argvars[0]));
-}
-
-/*
- * "highlight_exists()" function
- */
- static void
-f_hlexists(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = highlight_exists(get_tv_string(&argvars[0]));
-}
-
-/*
- * "hostname()" function
- */
- static void
-f_hostname(typval_T *argvars UNUSED, typval_T *rettv)
-{
- char_u hostname[256];
-
- mch_get_host_name(hostname, 256);
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = vim_strsave(hostname);
-}
-
-/*
- * iconv() function
- */
- static void
-f_iconv(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_MBYTE
- char_u buf1[NUMBUFLEN];
- char_u buf2[NUMBUFLEN];
- char_u *from, *to, *str;
- vimconv_T vimconv;
-#endif
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
-#ifdef FEAT_MBYTE
- str = get_tv_string(&argvars[0]);
- from = enc_canonize(enc_skip(get_tv_string_buf(&argvars[1], buf1)));
- to = enc_canonize(enc_skip(get_tv_string_buf(&argvars[2], buf2)));
- vimconv.vc_type = CONV_NONE;
- convert_setup(&vimconv, from, to);
-
- /* If the encodings are equal, no conversion needed. */
- if (vimconv.vc_type == CONV_NONE)
- rettv->vval.v_string = vim_strsave(str);
- else
- rettv->vval.v_string = string_convert(&vimconv, str, NULL);
-
- convert_setup(&vimconv, NULL, NULL);
- vim_free(from);
- vim_free(to);
-#endif
-}
-
-/*
- * "indent()" function
- */
- static void
-f_indent(typval_T *argvars, typval_T *rettv)
-{
- linenr_T lnum;
-
- lnum = get_tv_lnum(argvars);
- if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
- rettv->vval.v_number = get_indent_lnum(lnum);
- else
- rettv->vval.v_number = -1;
-}
-
-/*
- * "index()" function
- */
- static void
-f_index(typval_T *argvars, typval_T *rettv)
-{
- list_T *l;
- listitem_T *item;
- long idx = 0;
- int ic = FALSE;
-
- rettv->vval.v_number = -1;
- if (argvars[0].v_type != VAR_LIST)
- {
- EMSG(_(e_listreq));
- return;
- }
- l = argvars[0].vval.v_list;
- if (l != NULL)
- {
- item = l->lv_first;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- int error = FALSE;
-
- /* Start at specified item. Use the cached index that list_find()
- * sets, so that a negative number also works. */
- item = list_find(l, (long)get_tv_number_chk(&argvars[2], &error));
- idx = l->lv_idx;
- if (argvars[3].v_type != VAR_UNKNOWN)
- ic = (int)get_tv_number_chk(&argvars[3], &error);
- if (error)
- item = NULL;
- }
-
- for ( ; item != NULL; item = item->li_next, ++idx)
- if (tv_equal(&item->li_tv, &argvars[1], ic, FALSE))
- {
- rettv->vval.v_number = idx;
- break;
- }
- }
-}
-
-static int inputsecret_flag = 0;
-
-static void get_user_input(typval_T *argvars, typval_T *rettv, int inputdialog);
-
-/*
- * This function is used by f_input() and f_inputdialog() functions. The third
- * argument to f_input() specifies the type of completion to use at the
- * prompt. The third argument to f_inputdialog() specifies the value to return
- * when the user cancels the prompt.
- */
- static void
-get_user_input(
- typval_T *argvars,
- typval_T *rettv,
- int inputdialog)
-{
- char_u *prompt = get_tv_string_chk(&argvars[0]);
- char_u *p = NULL;
- int c;
- char_u buf[NUMBUFLEN];
- int cmd_silent_save = cmd_silent;
- char_u *defstr = (char_u *)"";
- int xp_type = EXPAND_NOTHING;
- char_u *xp_arg = NULL;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
-#ifdef NO_CONSOLE_INPUT
- /* While starting up, there is no place to enter text. */
- if (no_console_input())
- return;
-#endif
-
- cmd_silent = FALSE; /* Want to see the prompt. */
- if (prompt != NULL)
- {
- /* Only the part of the message after the last NL is considered as
- * prompt for the command line */
- p = vim_strrchr(prompt, '\n');
- if (p == NULL)
- p = prompt;
- else
- {
- ++p;
- c = *p;
- *p = NUL;
- msg_start();
- msg_clr_eos();
- msg_puts_attr(prompt, echo_attr);
- msg_didout = FALSE;
- msg_starthere();
- *p = c;
- }
- cmdline_row = msg_row;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- defstr = get_tv_string_buf_chk(&argvars[1], buf);
- if (defstr != NULL)
- stuffReadbuffSpec(defstr);
-
- if (!inputdialog && argvars[2].v_type != VAR_UNKNOWN)
- {
- char_u *xp_name;
- int xp_namelen;
- long argt;
-
- /* input() with a third argument: completion */
- rettv->vval.v_string = NULL;
-
- xp_name = get_tv_string_buf_chk(&argvars[2], buf);
- if (xp_name == NULL)
- return;
-
- xp_namelen = (int)STRLEN(xp_name);
-
- if (parse_compl_arg(xp_name, xp_namelen, &xp_type, &argt,
- &xp_arg) == FAIL)
- return;
- }
- }
-
- if (defstr != NULL)
- {
- int save_ex_normal_busy = ex_normal_busy;
- ex_normal_busy = 0;
- rettv->vval.v_string =
- getcmdline_prompt(inputsecret_flag ? NUL : '@', p, echo_attr,
- xp_type, xp_arg);
- ex_normal_busy = save_ex_normal_busy;
- }
- if (inputdialog && rettv->vval.v_string == NULL
- && argvars[1].v_type != VAR_UNKNOWN
- && argvars[2].v_type != VAR_UNKNOWN)
- rettv->vval.v_string = vim_strsave(get_tv_string_buf(
- &argvars[2], buf));
-
- vim_free(xp_arg);
-
- /* since the user typed this, no need to wait for return */
- need_wait_return = FALSE;
- msg_didout = FALSE;
- }
- cmd_silent = cmd_silent_save;
-}
-
-/*
- * "input()" function
- * Also handles inputsecret() when inputsecret is set.
- */
- static void
-f_input(typval_T *argvars, typval_T *rettv)
-{
- get_user_input(argvars, rettv, FALSE);
-}
-
-/*
- * "inputdialog()" function
- */
- static void
-f_inputdialog(typval_T *argvars, typval_T *rettv)
-{
-#if defined(FEAT_GUI_TEXTDIALOG)
- /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
- if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
- {
- char_u *message;
- char_u buf[NUMBUFLEN];
- char_u *defstr = (char_u *)"";
-
- message = get_tv_string_chk(&argvars[0]);
- if (argvars[1].v_type != VAR_UNKNOWN
- && (defstr = get_tv_string_buf_chk(&argvars[1], buf)) != NULL)
- vim_strncpy(IObuff, defstr, IOSIZE - 1);
- else
- IObuff[0] = NUL;
- if (message != NULL && defstr != NULL
- && do_dialog(VIM_QUESTION, NULL, message,
- (char_u *)_("&OK\n&Cancel"), 1, IObuff, FALSE) == 1)
- rettv->vval.v_string = vim_strsave(IObuff);
- else
- {
- if (message != NULL && defstr != NULL
- && argvars[1].v_type != VAR_UNKNOWN
- && argvars[2].v_type != VAR_UNKNOWN)
- rettv->vval.v_string = vim_strsave(
- get_tv_string_buf(&argvars[2], buf));
- else
- rettv->vval.v_string = NULL;
- }
- rettv->v_type = VAR_STRING;
- }
- else
-#endif
- get_user_input(argvars, rettv, TRUE);
-}
-
-/*
- * "inputlist()" function
- */
- static void
-f_inputlist(typval_T *argvars, typval_T *rettv)
-{
- listitem_T *li;
- int selected;
- int mouse_used;
-
-#ifdef NO_CONSOLE_INPUT
- /* While starting up, there is no place to enter text. */
- if (no_console_input())
- return;
-#endif
- if (argvars[0].v_type != VAR_LIST || argvars[0].vval.v_list == NULL)
- {
- EMSG2(_(e_listarg), "inputlist()");
- return;
- }
-
- msg_start();
- msg_row = Rows - 1; /* for when 'cmdheight' > 1 */
- lines_left = Rows; /* avoid more prompt */
- msg_scroll = TRUE;
- msg_clr_eos();
-
- for (li = argvars[0].vval.v_list->lv_first; li != NULL; li = li->li_next)
- {
- msg_puts(get_tv_string(&li->li_tv));
- msg_putchar('\n');
- }
-
- /* Ask for choice. */
- selected = prompt_for_number(&mouse_used);
- if (mouse_used)
- selected -= lines_left;
-
- rettv->vval.v_number = selected;
-}
-
-
-static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
-
-/*
- * "inputrestore()" function
- */
- static void
-f_inputrestore(typval_T *argvars UNUSED, typval_T *rettv)
-{
- if (ga_userinput.ga_len > 0)
- {
- --ga_userinput.ga_len;
- restore_typeahead((tasave_T *)(ga_userinput.ga_data)
- + ga_userinput.ga_len);
- /* default return is zero == OK */
- }
- else if (p_verbose > 1)
- {
- verb_msg((char_u *)_("called inputrestore() more often than inputsave()"));
- rettv->vval.v_number = 1; /* Failed */
- }
-}
-
-/*
- * "inputsave()" function
- */
- static void
-f_inputsave(typval_T *argvars UNUSED, typval_T *rettv)
-{
- /* Add an entry to the stack of typeahead storage. */
- if (ga_grow(&ga_userinput, 1) == OK)
- {
- save_typeahead((tasave_T *)(ga_userinput.ga_data)
- + ga_userinput.ga_len);
- ++ga_userinput.ga_len;
- /* default return is zero == OK */
- }
- else
- rettv->vval.v_number = 1; /* Failed */
-}
-
-/*
- * "inputsecret()" function
- */
- static void
-f_inputsecret(typval_T *argvars, typval_T *rettv)
-{
- ++cmdline_star;
- ++inputsecret_flag;
- f_input(argvars, rettv);
- --cmdline_star;
- --inputsecret_flag;
-}
-
-/*
- * "insert()" function
- */
- static void
-f_insert(typval_T *argvars, typval_T *rettv)
-{
- long before = 0;
- listitem_T *item;
- list_T *l;
- int error = FALSE;
-
- if (argvars[0].v_type != VAR_LIST)
- EMSG2(_(e_listarg), "insert()");
- else if ((l = argvars[0].vval.v_list) != NULL
- && !tv_check_lock(l->lv_lock, (char_u *)N_("insert() argument"), TRUE))
- {
- if (argvars[2].v_type != VAR_UNKNOWN)
- before = (long)get_tv_number_chk(&argvars[2], &error);
- if (error)
- return; /* type error; errmsg already given */
-
- if (before == l->lv_len)
- item = NULL;
- else
- {
- item = list_find(l, before);
- if (item == NULL)
- {
- EMSGN(_(e_listidx), before);
- l = NULL;
- }
- }
- if (l != NULL)
- {
- list_insert_tv(l, &argvars[1], item);
- copy_tv(&argvars[0], rettv);
- }
- }
-}
-
-/*
- * "invert(expr)" function
- */
- static void
-f_invert(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = ~get_tv_number_chk(&argvars[0], NULL);
-}
-
-/*
- * "isdirectory()" function
- */
- static void
-f_isdirectory(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = mch_isdir(get_tv_string(&argvars[0]));
-}
-
-/*
- * "islocked()" function
- */
- static void
-f_islocked(typval_T *argvars, typval_T *rettv)
-{
- lval_T lv;
- char_u *end;
- dictitem_T *di;
-
- rettv->vval.v_number = -1;
- end = get_lval(get_tv_string(&argvars[0]), NULL, &lv, FALSE, FALSE,
- GLV_NO_AUTOLOAD, FNE_CHECK_START);
- if (end != NULL && lv.ll_name != NULL)
- {
- if (*end != NUL)
- EMSG(_(e_trailing));
- else
- {
- if (lv.ll_tv == NULL)
- {
- if (check_changedtick(lv.ll_name))
- rettv->vval.v_number = 1; /* always locked */
- else
- {
- di = find_var(lv.ll_name, NULL, TRUE);
- if (di != NULL)
- {
- /* Consider a variable locked when:
- * 1. the variable itself is locked
- * 2. the value of the variable is locked.
- * 3. the List or Dict value is locked.
- */
- rettv->vval.v_number = ((di->di_flags & DI_FLAGS_LOCK)
- || tv_islocked(&di->di_tv));
- }
- }
- }
- else if (lv.ll_range)
- EMSG(_("E786: Range not allowed"));
- else if (lv.ll_newkey != NULL)
- EMSG2(_(e_dictkey), lv.ll_newkey);
- else if (lv.ll_list != NULL)
- /* List item. */
- rettv->vval.v_number = tv_islocked(&lv.ll_li->li_tv);
- else
- /* Dictionary item. */
- rettv->vval.v_number = tv_islocked(&lv.ll_di->di_tv);
- }
- }
-
- clear_lval(&lv);
-}
-
-#if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
-/*
- * "isnan()" function
- */
- static void
-f_isnan(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = argvars[0].v_type == VAR_FLOAT
- && isnan(argvars[0].vval.v_float);
-}
-#endif
-
-/*
- * "items(dict)" function
- */
- static void
-f_items(typval_T *argvars, typval_T *rettv)
-{
- dict_list(argvars, rettv, 2);
-}
-
-#if defined(FEAT_JOB_CHANNEL) || defined(PROTO)
-/*
- * Get the job from the argument.
- * Returns NULL if the job is invalid.
- */
- static job_T *
-get_job_arg(typval_T *tv)
-{
- job_T *job;
-
- if (tv->v_type != VAR_JOB)
- {
- EMSG2(_(e_invarg2), get_tv_string(tv));
- return NULL;
- }
- job = tv->vval.v_job;
-
- if (job == NULL)
- EMSG(_("E916: not a valid job"));
- return job;
-}
-
-/*
- * "job_getchannel()" function
- */
- static void
-f_job_getchannel(typval_T *argvars, typval_T *rettv)
-{
- job_T *job = get_job_arg(&argvars[0]);
-
- if (job != NULL)
- {
- rettv->v_type = VAR_CHANNEL;
- rettv->vval.v_channel = job->jv_channel;
- if (job->jv_channel != NULL)
- ++job->jv_channel->ch_refcount;
- }
-}
-
-/*
- * "job_info()" function
- */
- static void
-f_job_info(typval_T *argvars, typval_T *rettv)
-{
- job_T *job = get_job_arg(&argvars[0]);
-
- if (job != NULL && rettv_dict_alloc(rettv) != FAIL)
- job_info(job, rettv->vval.v_dict);
-}
-
-/*
- * "job_setoptions()" function
- */
- static void
-f_job_setoptions(typval_T *argvars, typval_T *rettv UNUSED)
-{
- job_T *job = get_job_arg(&argvars[0]);
- jobopt_T opt;
-
- if (job == NULL)
- return;
- clear_job_options(&opt);
- if (get_job_options(&argvars[1], &opt, JO_STOPONEXIT + JO_EXIT_CB) == OK)
- job_set_options(job, &opt);
- free_job_options(&opt);
-}
-
-/*
- * "job_start()" function
- */
- static void
-f_job_start(typval_T *argvars, typval_T *rettv)
-{
- rettv->v_type = VAR_JOB;
- if (check_restricted() || check_secure())
- return;
- rettv->vval.v_job = job_start(argvars);
-}
-
-/*
- * "job_status()" function
- */
- static void
-f_job_status(typval_T *argvars, typval_T *rettv)
-{
- job_T *job = get_job_arg(&argvars[0]);
-
- if (job != NULL)
- {
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = vim_strsave((char_u *)job_status(job));
- }
-}
-
-/*
- * "job_stop()" function
- */
- static void
-f_job_stop(typval_T *argvars, typval_T *rettv)
-{
- job_T *job = get_job_arg(&argvars[0]);
-
- if (job != NULL)
- rettv->vval.v_number = job_stop(job, argvars);
-}
-#endif
-
-/*
- * "join()" function
- */
- static void
-f_join(typval_T *argvars, typval_T *rettv)
-{
- garray_T ga;
- char_u *sep;
-
- if (argvars[0].v_type != VAR_LIST)
- {
- EMSG(_(e_listreq));
- return;
- }
- if (argvars[0].vval.v_list == NULL)
- return;
- if (argvars[1].v_type == VAR_UNKNOWN)
- sep = (char_u *)" ";
- else
- sep = get_tv_string_chk(&argvars[1]);
-
- rettv->v_type = VAR_STRING;
-
- if (sep != NULL)
- {
- ga_init2(&ga, (int)sizeof(char), 80);
- list_join(&ga, argvars[0].vval.v_list, sep, TRUE, FALSE, 0);
- ga_append(&ga, NUL);
- rettv->vval.v_string = (char_u *)ga.ga_data;
- }
- else
- rettv->vval.v_string = NULL;
-}
-
-/*
- * "js_decode()" function
- */
- static void
-f_js_decode(typval_T *argvars, typval_T *rettv)
-{
- js_read_T reader;
-
- reader.js_buf = get_tv_string(&argvars[0]);
- reader.js_fill = NULL;
- reader.js_used = 0;
- if (json_decode_all(&reader, rettv, JSON_JS) != OK)
- EMSG(_(e_invarg));
-}
-
-/*
- * "js_encode()" function
- */
- static void
-f_js_encode(typval_T *argvars, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = json_encode(&argvars[0], JSON_JS);
-}
-
-/*
- * "json_decode()" function
- */
- static void
-f_json_decode(typval_T *argvars, typval_T *rettv)
-{
- js_read_T reader;
-
- reader.js_buf = get_tv_string(&argvars[0]);
- reader.js_fill = NULL;
- reader.js_used = 0;
- if (json_decode_all(&reader, rettv, 0) != OK)
- EMSG(_(e_invarg));
-}
-
-/*
- * "json_encode()" function
- */
- static void
-f_json_encode(typval_T *argvars, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = json_encode(&argvars[0], 0);
-}
-
-/*
- * "keys()" function
- */
- static void
-f_keys(typval_T *argvars, typval_T *rettv)
-{
- dict_list(argvars, rettv, 0);
-}
-
-/*
- * "last_buffer_nr()" function.
- */
- static void
-f_last_buffer_nr(typval_T *argvars UNUSED, typval_T *rettv)
-{
- int n = 0;
- buf_T *buf;
-
- for (buf = firstbuf; buf != NULL; buf = buf->b_next)
- if (n < buf->b_fnum)
- n = buf->b_fnum;
-
- rettv->vval.v_number = n;
-}
-
-/*
- * "len()" function
- */
- static void
-f_len(typval_T *argvars, typval_T *rettv)
-{
- switch (argvars[0].v_type)
- {
- case VAR_STRING:
- case VAR_NUMBER:
- rettv->vval.v_number = (varnumber_T)STRLEN(
- get_tv_string(&argvars[0]));
- break;
- case VAR_LIST:
- rettv->vval.v_number = list_len(argvars[0].vval.v_list);
- break;
- case VAR_DICT:
- rettv->vval.v_number = dict_len(argvars[0].vval.v_dict);
- break;
- case VAR_UNKNOWN:
- case VAR_SPECIAL:
- case VAR_FLOAT:
- case VAR_FUNC:
- case VAR_PARTIAL:
- case VAR_JOB:
- case VAR_CHANNEL:
- EMSG(_("E701: Invalid type for len()"));
- break;
- }
-}
-
-static void libcall_common(typval_T *argvars, typval_T *rettv, int type);
-
- static void
-libcall_common(typval_T *argvars, typval_T *rettv, int type)
-{
-#ifdef FEAT_LIBCALL
- char_u *string_in;
- char_u **string_result;
- int nr_result;
-#endif
-
- rettv->v_type = type;
- if (type != VAR_NUMBER)
- rettv->vval.v_string = NULL;
-
- if (check_restricted() || check_secure())
- return;
-
-#ifdef FEAT_LIBCALL
- /* The first two args must be strings, otherwise its meaningless */
- if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
- {
- string_in = NULL;
- if (argvars[2].v_type == VAR_STRING)
- string_in = argvars[2].vval.v_string;
- if (type == VAR_NUMBER)
- string_result = NULL;
- else
- string_result = &rettv->vval.v_string;
- if (mch_libcall(argvars[0].vval.v_string,
- argvars[1].vval.v_string,
- string_in,
- argvars[2].vval.v_number,
- string_result,
- &nr_result) == OK
- && type == VAR_NUMBER)
- rettv->vval.v_number = nr_result;
- }
-#endif
-}
-
-/*
- * "libcall()" function
- */
- static void
-f_libcall(typval_T *argvars, typval_T *rettv)
-{
- libcall_common(argvars, rettv, VAR_STRING);
-}
-
-/*
- * "libcallnr()" function
- */
- static void
-f_libcallnr(typval_T *argvars, typval_T *rettv)
-{
- libcall_common(argvars, rettv, VAR_NUMBER);
-}
-
-/*
- * "line(string)" function
- */
- static void
-f_line(typval_T *argvars, typval_T *rettv)
-{
- linenr_T lnum = 0;
- pos_T *fp;
- int fnum;
-
- fp = var2fpos(&argvars[0], TRUE, &fnum);
- if (fp != NULL)
- lnum = fp->lnum;
- rettv->vval.v_number = lnum;
-}
-
-/*
- * "line2byte(lnum)" function
- */
- static void
-f_line2byte(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifndef FEAT_BYTEOFF
- rettv->vval.v_number = -1;
-#else
- linenr_T lnum;
-
- lnum = get_tv_lnum(argvars);
- if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
- rettv->vval.v_number = -1;
- else
- rettv->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
- if (rettv->vval.v_number >= 0)
- ++rettv->vval.v_number;
-#endif
-}
-
-/*
- * "lispindent(lnum)" function
- */
- static void
-f_lispindent(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_LISP
- pos_T pos;
- linenr_T lnum;
-
- pos = curwin->w_cursor;
- lnum = get_tv_lnum(argvars);
- if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
- {
- curwin->w_cursor.lnum = lnum;
- rettv->vval.v_number = get_lisp_indent();
- curwin->w_cursor = pos;
- }
- else
-#endif
- rettv->vval.v_number = -1;
-}
-
-/*
- * "localtime()" function
- */
- static void
-f_localtime(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = (varnumber_T)time(NULL);
-}
-
-static void get_maparg(typval_T *argvars, typval_T *rettv, int exact);
-
- static void
-get_maparg(typval_T *argvars, typval_T *rettv, int exact)
-{
- char_u *keys;
- char_u *which;
- char_u buf[NUMBUFLEN];
- char_u *keys_buf = NULL;
- char_u *rhs;
- int mode;
- int abbr = FALSE;
- int get_dict = FALSE;
- mapblock_T *mp;
- int buffer_local;
-
- /* return empty string for failure */
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
- keys = get_tv_string(&argvars[0]);
- if (*keys == NUL)
- return;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- which = get_tv_string_buf_chk(&argvars[1], buf);
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- abbr = (int)get_tv_number(&argvars[2]);
- if (argvars[3].v_type != VAR_UNKNOWN)
- get_dict = (int)get_tv_number(&argvars[3]);
- }
- }
- else
- which = (char_u *)"";
- if (which == NULL)
- return;
-
- mode = get_map_mode(&which, 0);
-
- keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE, FALSE);
- rhs = check_map(keys, mode, exact, FALSE, abbr, &mp, &buffer_local);
- vim_free(keys_buf);
-
- if (!get_dict)
- {
- /* Return a string. */
- if (rhs != NULL)
- rettv->vval.v_string = str2special_save(rhs, FALSE);
-
- }
- else if (rettv_dict_alloc(rettv) != FAIL && rhs != NULL)
- {
- /* Return a dictionary. */
- char_u *lhs = str2special_save(mp->m_keys, TRUE);
- char_u *mapmode = map_mode_to_chars(mp->m_mode);
- dict_T *dict = rettv->vval.v_dict;
-
- dict_add_nr_str(dict, "lhs", 0L, lhs);
- dict_add_nr_str(dict, "rhs", 0L, mp->m_orig_str);
- dict_add_nr_str(dict, "noremap", mp->m_noremap ? 1L : 0L , NULL);
- dict_add_nr_str(dict, "expr", mp->m_expr ? 1L : 0L, NULL);
- dict_add_nr_str(dict, "silent", mp->m_silent ? 1L : 0L, NULL);
- dict_add_nr_str(dict, "sid", (long)mp->m_script_ID, NULL);
- dict_add_nr_str(dict, "buffer", (long)buffer_local, NULL);
- dict_add_nr_str(dict, "nowait", mp->m_nowait ? 1L : 0L, NULL);
- dict_add_nr_str(dict, "mode", 0L, mapmode);
-
- vim_free(lhs);
- vim_free(mapmode);
- }
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "log()" function
- */
- static void
-f_log(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = log(f);
- else
- rettv->vval.v_float = 0.0;
-}
-
-/*
- * "log10()" function
- */
- static void
-f_log10(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = log10(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-#ifdef FEAT_LUA
-/*
- * "luaeval()" function
- */
- static void
-f_luaeval(typval_T *argvars, typval_T *rettv)
-{
- char_u *str;
- char_u buf[NUMBUFLEN];
-
- str = get_tv_string_buf(&argvars[0], buf);
- do_luaeval(str, argvars + 1, rettv);
-}
-#endif
-
-/*
- * "map()" function
- */
- static void
-f_map(typval_T *argvars, typval_T *rettv)
-{
- filter_map(argvars, rettv, TRUE);
-}
-
-/*
- * "maparg()" function
- */
- static void
-f_maparg(typval_T *argvars, typval_T *rettv)
-{
- get_maparg(argvars, rettv, TRUE);
-}
-
-/*
- * "mapcheck()" function
- */
- static void
-f_mapcheck(typval_T *argvars, typval_T *rettv)
-{
- get_maparg(argvars, rettv, FALSE);
-}
-
-static void find_some_match(typval_T *argvars, typval_T *rettv, int start);
-
- static void
-find_some_match(typval_T *argvars, typval_T *rettv, int type)
-{
- char_u *str = NULL;
- long len = 0;
- char_u *expr = NULL;
- char_u *pat;
- regmatch_T regmatch;
- char_u patbuf[NUMBUFLEN];
- char_u strbuf[NUMBUFLEN];
- char_u *save_cpo;
- long start = 0;
- long nth = 1;
- colnr_T startcol = 0;
- int match = 0;
- list_T *l = NULL;
- listitem_T *li = NULL;
- long idx = 0;
- char_u *tofree = NULL;
-
- /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
- save_cpo = p_cpo;
- p_cpo = (char_u *)"";
-
- rettv->vval.v_number = -1;
- if (type == 3 || type == 4)
- {
- /* type 3: return empty list when there are no matches.
- * type 4: return ["", -1, -1, -1] */
- if (rettv_list_alloc(rettv) == FAIL)
- goto theend;
- if (type == 4
- && (list_append_string(rettv->vval.v_list,
- (char_u *)"", 0) == FAIL
- || list_append_number(rettv->vval.v_list,
- (varnumber_T)-1) == FAIL
- || list_append_number(rettv->vval.v_list,
- (varnumber_T)-1) == FAIL
- || list_append_number(rettv->vval.v_list,
- (varnumber_T)-1) == FAIL))
- {
- list_free(rettv->vval.v_list);
- rettv->vval.v_list = NULL;
- goto theend;
- }
- }
- else if (type == 2)
- {
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
- }
-
- if (argvars[0].v_type == VAR_LIST)
- {
- if ((l = argvars[0].vval.v_list) == NULL)
- goto theend;
- li = l->lv_first;
- }
- else
- {
- expr = str = get_tv_string(&argvars[0]);
- len = (long)STRLEN(str);
- }
-
- pat = get_tv_string_buf_chk(&argvars[1], patbuf);
- if (pat == NULL)
- goto theend;
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- int error = FALSE;
-
- start = (long)get_tv_number_chk(&argvars[2], &error);
- if (error)
- goto theend;
- if (l != NULL)
- {
- li = list_find(l, start);
- if (li == NULL)
- goto theend;
- idx = l->lv_idx; /* use the cached index */
- }
- else
- {
- if (start < 0)
- start = 0;
- if (start > len)
- goto theend;
- /* When "count" argument is there ignore matches before "start",
- * otherwise skip part of the string. Differs when pattern is "^"
- * or "\<". */
- if (argvars[3].v_type != VAR_UNKNOWN)
- startcol = start;
- else
- {
- str += start;
- len -= start;
- }
- }
-
- if (argvars[3].v_type != VAR_UNKNOWN)
- nth = (long)get_tv_number_chk(&argvars[3], &error);
- if (error)
- goto theend;
- }
-
- regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
- if (regmatch.regprog != NULL)
- {
- regmatch.rm_ic = p_ic;
-
- for (;;)
- {
- if (l != NULL)
- {
- if (li == NULL)
- {
- match = FALSE;
- break;
- }
- vim_free(tofree);
- expr = str = echo_string(&li->li_tv, &tofree, strbuf, 0);
- if (str == NULL)
- break;
- }
-
- match = vim_regexec_nl(®match, str, (colnr_T)startcol);
-
- if (match && --nth <= 0)
- break;
- if (l == NULL && !match)
- break;
-
- /* Advance to just after the match. */
- if (l != NULL)
- {
- li = li->li_next;
- ++idx;
- }
- else
- {
-#ifdef FEAT_MBYTE
- startcol = (colnr_T)(regmatch.startp[0]
- + (*mb_ptr2len)(regmatch.startp[0]) - str);
-#else
- startcol = (colnr_T)(regmatch.startp[0] + 1 - str);
-#endif
- if (startcol > (colnr_T)len
- || str + startcol <= regmatch.startp[0])
- {
- match = FALSE;
- break;
- }
- }
- }
-
- if (match)
- {
- if (type == 4)
- {
- listitem_T *li1 = rettv->vval.v_list->lv_first;
- listitem_T *li2 = li1->li_next;
- listitem_T *li3 = li2->li_next;
- listitem_T *li4 = li3->li_next;
-
- vim_free(li1->li_tv.vval.v_string);
- li1->li_tv.vval.v_string = vim_strnsave(regmatch.startp[0],
- (int)(regmatch.endp[0] - regmatch.startp[0]));
- li3->li_tv.vval.v_number =
- (varnumber_T)(regmatch.startp[0] - expr);
- li4->li_tv.vval.v_number =
- (varnumber_T)(regmatch.endp[0] - expr);
- if (l != NULL)
- li2->li_tv.vval.v_number = (varnumber_T)idx;
- }
- else if (type == 3)
- {
- int i;
-
- /* return list with matched string and submatches */
- for (i = 0; i < NSUBEXP; ++i)
- {
- if (regmatch.endp[i] == NULL)
- {
- if (list_append_string(rettv->vval.v_list,
- (char_u *)"", 0) == FAIL)
- break;
- }
- else if (list_append_string(rettv->vval.v_list,
- regmatch.startp[i],
- (int)(regmatch.endp[i] - regmatch.startp[i]))
- == FAIL)
- break;
- }
- }
- else if (type == 2)
- {
- /* return matched string */
- if (l != NULL)
- copy_tv(&li->li_tv, rettv);
- else
- rettv->vval.v_string = vim_strnsave(regmatch.startp[0],
- (int)(regmatch.endp[0] - regmatch.startp[0]));
- }
- else if (l != NULL)
- rettv->vval.v_number = idx;
- else
- {
- if (type != 0)
- rettv->vval.v_number =
- (varnumber_T)(regmatch.startp[0] - str);
- else
- rettv->vval.v_number =
- (varnumber_T)(regmatch.endp[0] - str);
- rettv->vval.v_number += (varnumber_T)(str - expr);
- }
- }
- vim_regfree(regmatch.regprog);
- }
-
- if (type == 4 && l == NULL)
- /* matchstrpos() without a list: drop the second item. */
- listitem_remove(rettv->vval.v_list,
- rettv->vval.v_list->lv_first->li_next);
-
-theend:
- vim_free(tofree);
- p_cpo = save_cpo;
-}
-
-/*
- * "match()" function
- */
- static void
-f_match(typval_T *argvars, typval_T *rettv)
-{
- find_some_match(argvars, rettv, 1);
-}
-
-/*
- * "matchadd()" function
- */
- static void
-f_matchadd(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_SEARCH_EXTRA
- char_u buf[NUMBUFLEN];
- char_u *grp = get_tv_string_buf_chk(&argvars[0], buf); /* group */
- char_u *pat = get_tv_string_buf_chk(&argvars[1], buf); /* pattern */
- int prio = 10; /* default priority */
- int id = -1;
- int error = FALSE;
- char_u *conceal_char = NULL;
-
- rettv->vval.v_number = -1;
-
- if (grp == NULL || pat == NULL)
- return;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- prio = (int)get_tv_number_chk(&argvars[2], &error);
- if (argvars[3].v_type != VAR_UNKNOWN)
- {
- id = (int)get_tv_number_chk(&argvars[3], &error);
- if (argvars[4].v_type != VAR_UNKNOWN)
- {
- if (argvars[4].v_type != VAR_DICT)
- {
- EMSG(_(e_dictreq));
- return;
- }
- if (dict_find(argvars[4].vval.v_dict,
- (char_u *)"conceal", -1) != NULL)
- conceal_char = get_dict_string(argvars[4].vval.v_dict,
- (char_u *)"conceal", FALSE);
- }
- }
- }
- if (error == TRUE)
- return;
- if (id >= 1 && id <= 3)
- {
- EMSGN("E798: ID is reserved for \":match\": %ld", id);
- return;
- }
-
- rettv->vval.v_number = match_add(curwin, grp, pat, prio, id, NULL,
- conceal_char);
-#endif
-}
-
-/*
- * "matchaddpos()" function
- */
- static void
-f_matchaddpos(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_SEARCH_EXTRA
- char_u buf[NUMBUFLEN];
- char_u *group;
- int prio = 10;
- int id = -1;
- int error = FALSE;
- list_T *l;
- char_u *conceal_char = NULL;
-
- rettv->vval.v_number = -1;
-
- group = get_tv_string_buf_chk(&argvars[0], buf);
- if (group == NULL)
- return;
-
- if (argvars[1].v_type != VAR_LIST)
- {
- EMSG2(_(e_listarg), "matchaddpos()");
- return;
- }
- l = argvars[1].vval.v_list;
- if (l == NULL)
- return;
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- prio = (int)get_tv_number_chk(&argvars[2], &error);
- if (argvars[3].v_type != VAR_UNKNOWN)
- {
- id = (int)get_tv_number_chk(&argvars[3], &error);
- if (argvars[4].v_type != VAR_UNKNOWN)
- {
- if (argvars[4].v_type != VAR_DICT)
- {
- EMSG(_(e_dictreq));
- return;
- }
- if (dict_find(argvars[4].vval.v_dict,
- (char_u *)"conceal", -1) != NULL)
- conceal_char = get_dict_string(argvars[4].vval.v_dict,
- (char_u *)"conceal", FALSE);
- }
- }
- }
- if (error == TRUE)
- return;
-
- /* id == 3 is ok because matchaddpos() is supposed to substitute :3match */
- if (id == 1 || id == 2)
- {
- EMSGN("E798: ID is reserved for \":match\": %ld", id);
- return;
- }
-
- rettv->vval.v_number = match_add(curwin, group, NULL, prio, id, l,
- conceal_char);
-#endif
-}
-
-/*
- * "matcharg()" function
- */
- static void
-f_matcharg(typval_T *argvars UNUSED, typval_T *rettv)
-{
- if (rettv_list_alloc(rettv) == OK)
- {
-#ifdef FEAT_SEARCH_EXTRA
- int id = (int)get_tv_number(&argvars[0]);
- matchitem_T *m;
-
- if (id >= 1 && id <= 3)
- {
- if ((m = (matchitem_T *)get_match(curwin, id)) != NULL)
- {
- list_append_string(rettv->vval.v_list,
- syn_id2name(m->hlg_id), -1);
- list_append_string(rettv->vval.v_list, m->pattern, -1);
- }
- else
- {
- list_append_string(rettv->vval.v_list, NULL, -1);
- list_append_string(rettv->vval.v_list, NULL, -1);
- }
- }
-#endif
- }
-}
-
-/*
- * "matchdelete()" function
- */
- static void
-f_matchdelete(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_SEARCH_EXTRA
- rettv->vval.v_number = match_delete(curwin,
- (int)get_tv_number(&argvars[0]), TRUE);
-#endif
-}
-
-/*
- * "matchend()" function
- */
- static void
-f_matchend(typval_T *argvars, typval_T *rettv)
-{
- find_some_match(argvars, rettv, 0);
-}
-
-/*
- * "matchlist()" function
- */
- static void
-f_matchlist(typval_T *argvars, typval_T *rettv)
-{
- find_some_match(argvars, rettv, 3);
-}
-
-/*
- * "matchstr()" function
- */
- static void
-f_matchstr(typval_T *argvars, typval_T *rettv)
-{
- find_some_match(argvars, rettv, 2);
-}
-
-/*
- * "matchstrpos()" function
- */
- static void
-f_matchstrpos(typval_T *argvars, typval_T *rettv)
-{
- find_some_match(argvars, rettv, 4);
-}
-
-static void max_min(typval_T *argvars, typval_T *rettv, int domax);
-
- static void
-max_min(typval_T *argvars, typval_T *rettv, int domax)
-{
- varnumber_T n = 0;
- varnumber_T i;
- int error = FALSE;
-
- if (argvars[0].v_type == VAR_LIST)
- {
- list_T *l;
- listitem_T *li;
-
- l = argvars[0].vval.v_list;
- if (l != NULL)
- {
- li = l->lv_first;
- if (li != NULL)
- {
- n = get_tv_number_chk(&li->li_tv, &error);
- for (;;)
- {
- li = li->li_next;
- if (li == NULL)
- break;
- i = get_tv_number_chk(&li->li_tv, &error);
- if (domax ? i > n : i < n)
- n = i;
- }
- }
- }
- }
- else if (argvars[0].v_type == VAR_DICT)
- {
- dict_T *d;
- int first = TRUE;
- hashitem_T *hi;
- int todo;
-
- d = argvars[0].vval.v_dict;
- if (d != NULL)
- {
- todo = (int)d->dv_hashtab.ht_used;
- for (hi = d->dv_hashtab.ht_array; todo > 0; ++hi)
- {
- if (!HASHITEM_EMPTY(hi))
- {
- --todo;
- i = get_tv_number_chk(&HI2DI(hi)->di_tv, &error);
- if (first)
- {
- n = i;
- first = FALSE;
- }
- else if (domax ? i > n : i < n)
- n = i;
- }
- }
- }
- }
- else
- EMSG(_(e_listdictarg));
- rettv->vval.v_number = error ? 0 : n;
-}
-
-/*
- * "max()" function
- */
- static void
-f_max(typval_T *argvars, typval_T *rettv)
-{
- max_min(argvars, rettv, TRUE);
-}
-
-/*
- * "min()" function
- */
- static void
-f_min(typval_T *argvars, typval_T *rettv)
-{
- max_min(argvars, rettv, FALSE);
-}
-
-static int mkdir_recurse(char_u *dir, int prot);
-
-/*
- * Create the directory in which "dir" is located, and higher levels when
- * needed.
- */
- static int
-mkdir_recurse(char_u *dir, int prot)
-{
- char_u *p;
- char_u *updir;
- int r = FAIL;
-
- /* Get end of directory name in "dir".
- * We're done when it's "/" or "c:/". */
- p = gettail_sep(dir);
- if (p <= get_past_head(dir))
- return OK;
-
- /* If the directory exists we're done. Otherwise: create it.*/
- updir = vim_strnsave(dir, (int)(p - dir));
- if (updir == NULL)
- return FAIL;
- if (mch_isdir(updir))
- r = OK;
- else if (mkdir_recurse(updir, prot) == OK)
- r = vim_mkdir_emsg(updir, prot);
- vim_free(updir);
- return r;
-}
-
-#ifdef vim_mkdir
-/*
- * "mkdir()" function
- */
- static void
-f_mkdir(typval_T *argvars, typval_T *rettv)
-{
- char_u *dir;
- char_u buf[NUMBUFLEN];
- int prot = 0755;
-
- rettv->vval.v_number = FAIL;
- if (check_restricted() || check_secure())
- return;
-
- dir = get_tv_string_buf(&argvars[0], buf);
- if (*dir == NUL)
- rettv->vval.v_number = FAIL;
- else
- {
- if (*gettail(dir) == NUL)
- /* remove trailing slashes */
- *gettail_sep(dir) = NUL;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- if (argvars[2].v_type != VAR_UNKNOWN)
- prot = (int)get_tv_number_chk(&argvars[2], NULL);
- if (prot != -1 && STRCMP(get_tv_string(&argvars[1]), "p") == 0)
- mkdir_recurse(dir, prot);
- }
- rettv->vval.v_number = prot == -1 ? FAIL : vim_mkdir_emsg(dir, prot);
- }
-}
-#endif
-
-/*
- * "mode()" function
- */
- static void
-f_mode(typval_T *argvars, typval_T *rettv)
-{
- char_u buf[3];
-
- buf[1] = NUL;
- buf[2] = NUL;
-
- if (time_for_testing == 93784)
- {
- /* Testing the two-character code. */
- buf[0] = 'x';
- buf[1] = '!';
- }
- else if (VIsual_active)
- {
- if (VIsual_select)
- buf[0] = VIsual_mode + 's' - 'v';
- else
- buf[0] = VIsual_mode;
- }
- else if (State == HITRETURN || State == ASKMORE || State == SETWSIZE
- || State == CONFIRM)
- {
- buf[0] = 'r';
- if (State == ASKMORE)
- buf[1] = 'm';
- else if (State == CONFIRM)
- buf[1] = '?';
- }
- else if (State == EXTERNCMD)
- buf[0] = '!';
- else if (State & INSERT)
- {
-#ifdef FEAT_VREPLACE
- if (State & VREPLACE_FLAG)
- {
- buf[0] = 'R';
- buf[1] = 'v';
- }
- else
-#endif
- if (State & REPLACE_FLAG)
- buf[0] = 'R';
- else
- buf[0] = 'i';
- }
- else if (State & CMDLINE)
- {
- buf[0] = 'c';
- if (exmode_active)
- buf[1] = 'v';
- }
- else if (exmode_active)
- {
- buf[0] = 'c';
- buf[1] = 'e';
- }
- else
- {
- buf[0] = 'n';
- if (finish_op)
- buf[1] = 'o';
- }
-
- /* Clear out the minor mode when the argument is not a non-zero number or
- * non-empty string. */
- if (!non_zero_arg(&argvars[0]))
- buf[1] = NUL;
-
- rettv->vval.v_string = vim_strsave(buf);
- rettv->v_type = VAR_STRING;
-}
-
-#if defined(FEAT_MZSCHEME) || defined(PROTO)
-/*
- * "mzeval()" function
- */
- static void
-f_mzeval(typval_T *argvars, typval_T *rettv)
-{
- char_u *str;
- char_u buf[NUMBUFLEN];
-
- str = get_tv_string_buf(&argvars[0], buf);
- do_mzeval(str, rettv);
-}
-
- void
-mzscheme_call_vim(char_u *name, typval_T *args, typval_T *rettv)
-{
- typval_T argvars[3];
-
- argvars[0].v_type = VAR_STRING;
- argvars[0].vval.v_string = name;
- copy_tv(args, &argvars[1]);
- argvars[2].v_type = VAR_UNKNOWN;
- f_call(argvars, rettv);
- clear_tv(&argvars[1]);
-}
-#endif
-
-/*
- * "nextnonblank()" function
- */
- static void
-f_nextnonblank(typval_T *argvars, typval_T *rettv)
-{
- linenr_T lnum;
-
- for (lnum = get_tv_lnum(argvars); ; ++lnum)
- {
- if (lnum < 0 || lnum > curbuf->b_ml.ml_line_count)
- {
- lnum = 0;
- break;
- }
- if (*skipwhite(ml_get(lnum)) != NUL)
- break;
- }
- rettv->vval.v_number = lnum;
-}
-
-/*
- * "nr2char()" function
- */
- static void
-f_nr2char(typval_T *argvars, typval_T *rettv)
-{
- char_u buf[NUMBUFLEN];
-
-#ifdef FEAT_MBYTE
- if (has_mbyte)
- {
- int utf8 = 0;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- utf8 = (int)get_tv_number_chk(&argvars[1], NULL);
- if (utf8)
- buf[(*utf_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
- else
- buf[(*mb_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
- }
- else
-#endif
- {
- buf[0] = (char_u)get_tv_number(&argvars[0]);
- buf[1] = NUL;
- }
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = vim_strsave(buf);
-}
-
-/*
- * "or(expr, expr)" function
- */
- static void
-f_or(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = get_tv_number_chk(&argvars[0], NULL)
- | get_tv_number_chk(&argvars[1], NULL);
-}
-
-/*
- * "pathshorten()" function
- */
- static void
-f_pathshorten(typval_T *argvars, typval_T *rettv)
-{
- char_u *p;
-
- rettv->v_type = VAR_STRING;
- p = get_tv_string_chk(&argvars[0]);
- if (p == NULL)
- rettv->vval.v_string = NULL;
- else
- {
- p = vim_strsave(p);
- rettv->vval.v_string = p;
- if (p != NULL)
- shorten_dir(p);
- }
-}
-
-#ifdef FEAT_PERL
-/*
- * "perleval()" function
- */
- static void
-f_perleval(typval_T *argvars, typval_T *rettv)
-{
- char_u *str;
- char_u buf[NUMBUFLEN];
-
- str = get_tv_string_buf(&argvars[0], buf);
- do_perleval(str, rettv);
-}
-#endif
-
-#ifdef FEAT_FLOAT
-/*
- * "pow()" function
- */
- static void
-f_pow(typval_T *argvars, typval_T *rettv)
-{
- float_T fx = 0.0, fy = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &fx) == OK
- && get_float_arg(&argvars[1], &fy) == OK)
- rettv->vval.v_float = pow(fx, fy);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "prevnonblank()" function
- */
- static void
-f_prevnonblank(typval_T *argvars, typval_T *rettv)
-{
- linenr_T lnum;
-
- lnum = get_tv_lnum(argvars);
- if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
- lnum = 0;
- else
- while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
- --lnum;
- rettv->vval.v_number = lnum;
-}
-
-/* This dummy va_list is here because:
- * - passing a NULL pointer doesn't work when va_list isn't a pointer
- * - locally in the function results in a "used before set" warning
- * - using va_start() to initialize it gives "function with fixed args" error */
-static va_list ap;
-
-/*
- * "printf()" function
- */
- static void
-f_printf(typval_T *argvars, typval_T *rettv)
-{
- char_u buf[NUMBUFLEN];
- int len;
- char_u *s;
- int saved_did_emsg = did_emsg;
- char *fmt;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
- /* Get the required length, allocate the buffer and do it for real. */
- did_emsg = FALSE;
- fmt = (char *)get_tv_string_buf(&argvars[0], buf);
- len = vim_vsnprintf(NULL, 0, fmt, ap, argvars + 1);
- if (!did_emsg)
- {
- s = alloc(len + 1);
- if (s != NULL)
- {
- rettv->vval.v_string = s;
- (void)vim_vsnprintf((char *)s, len + 1, fmt, ap, argvars + 1);
- }
- }
- did_emsg |= saved_did_emsg;
-}
-
-/*
- * "pumvisible()" function
- */
- static void
-f_pumvisible(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_INS_EXPAND
- if (pum_visible())
- rettv->vval.v_number = 1;
-#endif
-}
-
-#ifdef FEAT_PYTHON3
-/*
- * "py3eval()" function
- */
- static void
-f_py3eval(typval_T *argvars, typval_T *rettv)
-{
- char_u *str;
- char_u buf[NUMBUFLEN];
-
- str = get_tv_string_buf(&argvars[0], buf);
- do_py3eval(str, rettv);
-}
-#endif
-
-#ifdef FEAT_PYTHON
-/*
- * "pyeval()" function
- */
- static void
-f_pyeval(typval_T *argvars, typval_T *rettv)
-{
- char_u *str;
- char_u buf[NUMBUFLEN];
-
- str = get_tv_string_buf(&argvars[0], buf);
- do_pyeval(str, rettv);
-}
-#endif
-
-/*
- * "range()" function
- */
- static void
-f_range(typval_T *argvars, typval_T *rettv)
-{
- varnumber_T start;
- varnumber_T end;
- varnumber_T stride = 1;
- varnumber_T i;
- int error = FALSE;
-
- start = get_tv_number_chk(&argvars[0], &error);
- if (argvars[1].v_type == VAR_UNKNOWN)
- {
- end = start - 1;
- start = 0;
- }
- else
- {
- end = get_tv_number_chk(&argvars[1], &error);
- if (argvars[2].v_type != VAR_UNKNOWN)
- stride = get_tv_number_chk(&argvars[2], &error);
- }
-
- if (error)
- return; /* type error; errmsg already given */
- if (stride == 0)
- EMSG(_("E726: Stride is zero"));
- else if (stride > 0 ? end + 1 < start : end - 1 > start)
- EMSG(_("E727: Start past end"));
- else
- {
- if (rettv_list_alloc(rettv) == OK)
- for (i = start; stride > 0 ? i <= end : i >= end; i += stride)
- if (list_append_number(rettv->vval.v_list,
- (varnumber_T)i) == FAIL)
- break;
- }
-}
-
-/*
- * "readfile()" function
- */
- static void
-f_readfile(typval_T *argvars, typval_T *rettv)
-{
- int binary = FALSE;
- int failed = FALSE;
- char_u *fname;
- FILE *fd;
- char_u buf[(IOSIZE/256)*256]; /* rounded to avoid odd + 1 */
- int io_size = sizeof(buf);
- int readlen; /* size of last fread() */
- char_u *prev = NULL; /* previously read bytes, if any */
- long prevlen = 0; /* length of data in prev */
- long prevsize = 0; /* size of prev buffer */
- long maxline = MAXLNUM;
- long cnt = 0;
- char_u *p; /* position in buf */
- char_u *start; /* start of current line */
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- if (STRCMP(get_tv_string(&argvars[1]), "b") == 0)
- binary = TRUE;
- if (argvars[2].v_type != VAR_UNKNOWN)
- maxline = (long)get_tv_number(&argvars[2]);
- }
-
- if (rettv_list_alloc(rettv) == FAIL)
- return;
-
- /* Always open the file in binary mode, library functions have a mind of
- * their own about CR-LF conversion. */
- fname = get_tv_string(&argvars[0]);
- if (*fname == NUL || (fd = mch_fopen((char *)fname, READBIN)) == NULL)
- {
- EMSG2(_(e_notopen), *fname == NUL ? (char_u *)_("<empty>") : fname);
- return;
- }
-
- while (cnt < maxline || maxline < 0)
- {
- readlen = (int)fread(buf, 1, io_size, fd);
-
- /* This for loop processes what was read, but is also entered at end
- * of file so that either:
- * - an incomplete line gets written
- * - a "binary" file gets an empty line at the end if it ends in a
- * newline. */
- for (p = buf, start = buf;
- p < buf + readlen || (readlen <= 0 && (prevlen > 0 || binary));
- ++p)
- {
- if (*p == '\n' || readlen <= 0)
- {
- listitem_T *li;
- char_u *s = NULL;
- long_u len = p - start;
-
- /* Finished a line. Remove CRs before NL. */
- if (readlen > 0 && !binary)
- {
- while (len > 0 && start[len - 1] == '\r')
- --len;
- /* removal may cross back to the "prev" string */
- if (len == 0)
- while (prevlen > 0 && prev[prevlen - 1] == '\r')
- --prevlen;
- }
- if (prevlen == 0)
- s = vim_strnsave(start, (int)len);
- else
- {
- /* Change "prev" buffer to be the right size. This way
- * the bytes are only copied once, and very long lines are
- * allocated only once. */
- if ((s = vim_realloc(prev, prevlen + len + 1)) != NULL)
- {
- mch_memmove(s + prevlen, start, len);
- s[prevlen + len] = NUL;
- prev = NULL; /* the list will own the string */
- prevlen = prevsize = 0;
- }
- }
- if (s == NULL)
- {
- do_outofmem_msg((long_u) prevlen + len + 1);
- failed = TRUE;
- break;
- }
-
- if ((li = listitem_alloc()) == NULL)
- {
- vim_free(s);
- failed = TRUE;
- break;
- }
- li->li_tv.v_type = VAR_STRING;
- li->li_tv.v_lock = 0;
- li->li_tv.vval.v_string = s;
- list_append(rettv->vval.v_list, li);
-
- start = p + 1; /* step over newline */
- if ((++cnt >= maxline && maxline >= 0) || readlen <= 0)
- break;
- }
- else if (*p == NUL)
- *p = '\n';
-#ifdef FEAT_MBYTE
- /* Check for utf8 "bom"; U+FEFF is encoded as EF BB BF. Do this
- * when finding the BF and check the previous two bytes. */
- else if (*p == 0xbf && enc_utf8 && !binary)
- {
- /* Find the two bytes before the 0xbf. If p is at buf, or buf
- * + 1, these may be in the "prev" string. */
- char_u back1 = p >= buf + 1 ? p[-1]
- : prevlen >= 1 ? prev[prevlen - 1] : NUL;
- char_u back2 = p >= buf + 2 ? p[-2]
- : p == buf + 1 && prevlen >= 1 ? prev[prevlen - 1]
- : prevlen >= 2 ? prev[prevlen - 2] : NUL;
-
- if (back2 == 0xef && back1 == 0xbb)
- {
- char_u *dest = p - 2;
-
- /* Usually a BOM is at the beginning of a file, and so at
- * the beginning of a line; then we can just step over it.
- */
- if (start == dest)
- start = p + 1;
- else
- {
- /* have to shuffle buf to close gap */
- int adjust_prevlen = 0;
-
- if (dest < buf)
- {
- adjust_prevlen = (int)(buf - dest); /* must be 1 or 2 */
- dest = buf;
- }
- if (readlen > p - buf + 1)
- mch_memmove(dest, p + 1, readlen - (p - buf) - 1);
- readlen -= 3 - adjust_prevlen;
- prevlen -= adjust_prevlen;
- p = dest - 1;
- }
- }
- }
-#endif
- } /* for */
-
- if (failed || (cnt >= maxline && maxline >= 0) || readlen <= 0)
- break;
- if (start < p)
- {
- /* There's part of a line in buf, store it in "prev". */
- if (p - start + prevlen >= prevsize)
- {
- /* need bigger "prev" buffer */
- char_u *newprev;
-
- /* A common use case is ordinary text files and "prev" gets a
- * fragment of a line, so the first allocation is made
- * small, to avoid repeatedly 'allocing' large and
- * 'reallocing' small. */
- if (prevsize == 0)
- prevsize = (long)(p - start);
- else
- {
- long grow50pc = (prevsize * 3) / 2;
- long growmin = (long)((p - start) * 2 + prevlen);
- prevsize = grow50pc > growmin ? grow50pc : growmin;
- }
- newprev = prev == NULL ? alloc(prevsize)
- : vim_realloc(prev, prevsize);
- if (newprev == NULL)
- {
- do_outofmem_msg((long_u)prevsize);
- failed = TRUE;
- break;
- }
- prev = newprev;
- }
- /* Add the line part to end of "prev". */
- mch_memmove(prev + prevlen, start, p - start);
- prevlen += (long)(p - start);
- }
- } /* while */
-
- /*
- * For a negative line count use only the lines at the end of the file,
- * free the rest.
- */
- if (!failed && maxline < 0)
- while (cnt > -maxline)
- {
- listitem_remove(rettv->vval.v_list, rettv->vval.v_list->lv_first);
- --cnt;
- }
-
- if (failed)
- {
- list_free(rettv->vval.v_list);
- /* readfile doc says an empty list is returned on error */
- rettv->vval.v_list = list_alloc();
- }
-
- vim_free(prev);
- fclose(fd);
-}
-
-#if defined(FEAT_RELTIME)
-static int list2proftime(typval_T *arg, proftime_T *tm);
-
-/*
- * Convert a List to proftime_T.
- * Return FAIL when there is something wrong.
- */
- static int
-list2proftime(typval_T *arg, proftime_T *tm)
-{
- long n1, n2;
- int error = FALSE;
-
- if (arg->v_type != VAR_LIST || arg->vval.v_list == NULL
- || arg->vval.v_list->lv_len != 2)
- return FAIL;
- n1 = list_find_nr(arg->vval.v_list, 0L, &error);
- n2 = list_find_nr(arg->vval.v_list, 1L, &error);
-# ifdef WIN3264
- tm->HighPart = n1;
- tm->LowPart = n2;
-# else
- tm->tv_sec = n1;
- tm->tv_usec = n2;
-# endif
- return error ? FAIL : OK;
-}
-#endif /* FEAT_RELTIME */
-
-/*
- * "reltime()" function
- */
- static void
-f_reltime(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_RELTIME
- proftime_T res;
- proftime_T start;
-
- if (argvars[0].v_type == VAR_UNKNOWN)
- {
- /* No arguments: get current time. */
- profile_start(&res);
- }
- else if (argvars[1].v_type == VAR_UNKNOWN)
- {
- if (list2proftime(&argvars[0], &res) == FAIL)
- return;
- profile_end(&res);
- }
- else
- {
- /* Two arguments: compute the difference. */
- if (list2proftime(&argvars[0], &start) == FAIL
- || list2proftime(&argvars[1], &res) == FAIL)
- return;
- profile_sub(&res, &start);
- }
-
- if (rettv_list_alloc(rettv) == OK)
- {
- long n1, n2;
-
-# ifdef WIN3264
- n1 = res.HighPart;
- n2 = res.LowPart;
-# else
- n1 = res.tv_sec;
- n2 = res.tv_usec;
-# endif
- list_append_number(rettv->vval.v_list, (varnumber_T)n1);
- list_append_number(rettv->vval.v_list, (varnumber_T)n2);
- }
-#endif
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "reltimefloat()" function
- */
- static void
-f_reltimefloat(typval_T *argvars UNUSED, typval_T *rettv)
-{
-# ifdef FEAT_RELTIME
- proftime_T tm;
-# endif
-
- rettv->v_type = VAR_FLOAT;
- rettv->vval.v_float = 0;
-# ifdef FEAT_RELTIME
- if (list2proftime(&argvars[0], &tm) == OK)
- rettv->vval.v_float = profile_float(&tm);
-# endif
-}
-#endif
-
-/*
- * "reltimestr()" function
- */
- static void
-f_reltimestr(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_RELTIME
- proftime_T tm;
-#endif
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-#ifdef FEAT_RELTIME
- if (list2proftime(&argvars[0], &tm) == OK)
- rettv->vval.v_string = vim_strsave((char_u *)profile_msg(&tm));
-#endif
-}
-
-#if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
-static void make_connection(void);
-static int check_connection(void);
-
- static void
-make_connection(void)
-{
- if (X_DISPLAY == NULL
-# ifdef FEAT_GUI
- && !gui.in_use
-# endif
- )
- {
- x_force_connect = TRUE;
- setup_term_clip();
- x_force_connect = FALSE;
- }
-}
-
- static int
-check_connection(void)
-{
- make_connection();
- if (X_DISPLAY == NULL)
- {
- EMSG(_("E240: No connection to Vim server"));
- return FAIL;
- }
- return OK;
-}
-#endif
-
-#ifdef FEAT_CLIENTSERVER
- static void
-remote_common(typval_T *argvars, typval_T *rettv, int expr)
-{
- char_u *server_name;
- char_u *keys;
- char_u *r = NULL;
- char_u buf[NUMBUFLEN];
-# ifdef WIN32
- HWND w;
-# else
- Window w;
-# endif
-
- if (check_restricted() || check_secure())
- return;
-
-# ifdef FEAT_X11
- if (check_connection() == FAIL)
- return;
-# endif
-
- server_name = get_tv_string_chk(&argvars[0]);
- if (server_name == NULL)
- return; /* type error; errmsg already given */
- keys = get_tv_string_buf(&argvars[1], buf);
-# ifdef WIN32
- if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
-# else
- if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
- < 0)
-# endif
- {
- if (r != NULL)
- EMSG(r); /* sending worked but evaluation failed */
- else
- EMSG2(_("E241: Unable to send to %s"), server_name);
- return;
- }
-
- rettv->vval.v_string = r;
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- dictitem_T v;
- char_u str[30];
- char_u *idvar;
-
- sprintf((char *)str, PRINTF_HEX_LONG_U, (long_u)w);
- v.di_tv.v_type = VAR_STRING;
- v.di_tv.vval.v_string = vim_strsave(str);
- idvar = get_tv_string_chk(&argvars[2]);
- if (idvar != NULL)
- set_var(idvar, &v.di_tv, FALSE);
- vim_free(v.di_tv.vval.v_string);
- }
-}
-#endif
-
-/*
- * "remote_expr()" function
- */
- static void
-f_remote_expr(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-#ifdef FEAT_CLIENTSERVER
- remote_common(argvars, rettv, TRUE);
-#endif
-}
-
-/*
- * "remote_foreground()" function
- */
- static void
-f_remote_foreground(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_CLIENTSERVER
-# ifdef WIN32
- /* On Win32 it's done in this application. */
- {
- char_u *server_name = get_tv_string_chk(&argvars[0]);
-
- if (server_name != NULL)
- serverForeground(server_name);
- }
-# else
- /* Send a foreground() expression to the server. */
- argvars[1].v_type = VAR_STRING;
- argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
- argvars[2].v_type = VAR_UNKNOWN;
- remote_common(argvars, rettv, TRUE);
- vim_free(argvars[1].vval.v_string);
-# endif
-#endif
-}
-
- static void
-f_remote_peek(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_CLIENTSERVER
- dictitem_T v;
- char_u *s = NULL;
-# ifdef WIN32
- long_u n = 0;
-# endif
- char_u *serverid;
-
- if (check_restricted() || check_secure())
- {
- rettv->vval.v_number = -1;
- return;
- }
- serverid = get_tv_string_chk(&argvars[0]);
- if (serverid == NULL)
- {
- rettv->vval.v_number = -1;
- return; /* type error; errmsg already given */
- }
-# ifdef WIN32
- sscanf((const char *)serverid, SCANF_HEX_LONG_U, &n);
- if (n == 0)
- rettv->vval.v_number = -1;
- else
- {
- s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
- rettv->vval.v_number = (s != NULL);
- }
-# else
- if (check_connection() == FAIL)
- return;
-
- rettv->vval.v_number = serverPeekReply(X_DISPLAY,
- serverStrToWin(serverid), &s);
-# endif
-
- if (argvars[1].v_type != VAR_UNKNOWN && rettv->vval.v_number > 0)
- {
- char_u *retvar;
-
- v.di_tv.v_type = VAR_STRING;
- v.di_tv.vval.v_string = vim_strsave(s);
- retvar = get_tv_string_chk(&argvars[1]);
- if (retvar != NULL)
- set_var(retvar, &v.di_tv, FALSE);
- vim_free(v.di_tv.vval.v_string);
- }
-#else
- rettv->vval.v_number = -1;
-#endif
-}
-
- static void
-f_remote_read(typval_T *argvars UNUSED, typval_T *rettv)
-{
- char_u *r = NULL;
-
-#ifdef FEAT_CLIENTSERVER
- char_u *serverid = get_tv_string_chk(&argvars[0]);
-
- if (serverid != NULL && !check_restricted() && !check_secure())
- {
-# ifdef WIN32
- /* The server's HWND is encoded in the 'id' parameter */
- long_u n = 0;
-
- sscanf((char *)serverid, SCANF_HEX_LONG_U, &n);
- if (n != 0)
- r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
- if (r == NULL)
-# else
- if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
- serverStrToWin(serverid), &r, FALSE) < 0)
-# endif
- EMSG(_("E277: Unable to read a server reply"));
- }
-#endif
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = r;
-}
-
-/*
- * "remote_send()" function
- */
- static void
-f_remote_send(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-#ifdef FEAT_CLIENTSERVER
- remote_common(argvars, rettv, FALSE);
-#endif
-}
-
-/*
- * "remove()" function
- */
- static void
-f_remove(typval_T *argvars, typval_T *rettv)
-{
- list_T *l;
- listitem_T *item, *item2;
- listitem_T *li;
- long idx;
- long end;
- char_u *key;
- dict_T *d;
- dictitem_T *di;
- char_u *arg_errmsg = (char_u *)N_("remove() argument");
-
- if (argvars[0].v_type == VAR_DICT)
- {
- if (argvars[2].v_type != VAR_UNKNOWN)
- EMSG2(_(e_toomanyarg), "remove()");
- else if ((d = argvars[0].vval.v_dict) != NULL
- && !tv_check_lock(d->dv_lock, arg_errmsg, TRUE))
- {
- key = get_tv_string_chk(&argvars[1]);
- if (key != NULL)
- {
- di = dict_find(d, key, -1);
- if (di == NULL)
- EMSG2(_(e_dictkey), key);
- else if (!var_check_fixed(di->di_flags, arg_errmsg, TRUE)
- && !var_check_ro(di->di_flags, arg_errmsg, TRUE))
- {
- *rettv = di->di_tv;
- init_tv(&di->di_tv);
- dictitem_remove(d, di);
- }
- }
- }
- }
- else if (argvars[0].v_type != VAR_LIST)
- EMSG2(_(e_listdictarg), "remove()");
- else if ((l = argvars[0].vval.v_list) != NULL
- && !tv_check_lock(l->lv_lock, arg_errmsg, TRUE))
- {
- int error = FALSE;
-
- idx = (long)get_tv_number_chk(&argvars[1], &error);
- if (error)
- ; /* type error: do nothing, errmsg already given */
- else if ((item = list_find(l, idx)) == NULL)
- EMSGN(_(e_listidx), idx);
- else
- {
- if (argvars[2].v_type == VAR_UNKNOWN)
- {
- /* Remove one item, return its value. */
- vimlist_remove(l, item, item);
- *rettv = item->li_tv;
- vim_free(item);
- }
- else
- {
- /* Remove range of items, return list with values. */
- end = (long)get_tv_number_chk(&argvars[2], &error);
- if (error)
- ; /* type error: do nothing */
- else if ((item2 = list_find(l, end)) == NULL)
- EMSGN(_(e_listidx), end);
- else
- {
- int cnt = 0;
-
- for (li = item; li != NULL; li = li->li_next)
- {
- ++cnt;
- if (li == item2)
- break;
- }
- if (li == NULL) /* didn't find "item2" after "item" */
- EMSG(_(e_invrange));
- else
- {
- vimlist_remove(l, item, item2);
- if (rettv_list_alloc(rettv) == OK)
- {
- l = rettv->vval.v_list;
- l->lv_first = item;
- l->lv_last = item2;
- item->li_prev = NULL;
- item2->li_next = NULL;
- l->lv_len = cnt;
- }
- }
- }
- }
- }
- }
-}
-
-/*
- * "rename({from}, {to})" function
- */
- static void
-f_rename(typval_T *argvars, typval_T *rettv)
-{
- char_u buf[NUMBUFLEN];
-
- if (check_restricted() || check_secure())
- rettv->vval.v_number = -1;
- else
- rettv->vval.v_number = vim_rename(get_tv_string(&argvars[0]),
- get_tv_string_buf(&argvars[1], buf));
-}
-
-/*
- * "repeat()" function
- */
- static void
-f_repeat(typval_T *argvars, typval_T *rettv)
-{
- char_u *p;
- int n;
- int slen;
- int len;
- char_u *r;
- int i;
-
- n = (int)get_tv_number(&argvars[1]);
- if (argvars[0].v_type == VAR_LIST)
- {
- if (rettv_list_alloc(rettv) == OK && argvars[0].vval.v_list != NULL)
- while (n-- > 0)
- if (list_extend(rettv->vval.v_list,
- argvars[0].vval.v_list, NULL) == FAIL)
- break;
- }
- else
- {
- p = get_tv_string(&argvars[0]);
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-
- slen = (int)STRLEN(p);
- len = slen * n;
- if (len <= 0)
- return;
-
- r = alloc(len + 1);
- if (r != NULL)
- {
- for (i = 0; i < n; i++)
- mch_memmove(r + i * slen, p, (size_t)slen);
- r[len] = NUL;
- }
-
- rettv->vval.v_string = r;
- }
-}
-
-/*
- * "resolve()" function
- */
- static void
-f_resolve(typval_T *argvars, typval_T *rettv)
-{
- char_u *p;
-#ifdef HAVE_READLINK
- char_u *buf = NULL;
-#endif
-
- p = get_tv_string(&argvars[0]);
-#ifdef FEAT_SHORTCUT
- {
- char_u *v = NULL;
-
- v = mch_resolve_shortcut(p);
- if (v != NULL)
- rettv->vval.v_string = v;
- else
- rettv->vval.v_string = vim_strsave(p);
- }
-#else
-# ifdef HAVE_READLINK
- {
- char_u *cpy;
- int len;
- char_u *remain = NULL;
- char_u *q;
- int is_relative_to_current = FALSE;
- int has_trailing_pathsep = FALSE;
- int limit = 100;
-
- p = vim_strsave(p);
-
- if (p[0] == '.' && (vim_ispathsep(p[1])
- || (p[1] == '.' && (vim_ispathsep(p[2])))))
- is_relative_to_current = TRUE;
-
- len = STRLEN(p);
- if (len > 0 && after_pathsep(p, p + len))
- {
- has_trailing_pathsep = TRUE;
- p[len - 1] = NUL; /* the trailing slash breaks readlink() */
- }
-
- q = getnextcomp(p);
- if (*q != NUL)
- {
- /* Separate the first path component in "p", and keep the
- * remainder (beginning with the path separator). */
- remain = vim_strsave(q - 1);
- q[-1] = NUL;
- }
-
- buf = alloc(MAXPATHL + 1);
- if (buf == NULL)
- goto fail;
-
- for (;;)
- {
- for (;;)
- {
- len = readlink((char *)p, (char *)buf, MAXPATHL);
- if (len <= 0)
- break;
- buf[len] = NUL;
-
- if (limit-- == 0)
- {
- vim_free(p);
- vim_free(remain);
- EMSG(_("E655: Too many symbolic links (cycle?)"));
- rettv->vval.v_string = NULL;
- goto fail;
- }
-
- /* Ensure that the result will have a trailing path separator
- * if the argument has one. */
- if (remain == NULL && has_trailing_pathsep)
- add_pathsep(buf);
-
- /* Separate the first path component in the link value and
- * concatenate the remainders. */
- q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
- if (*q != NUL)
- {
- if (remain == NULL)
- remain = vim_strsave(q - 1);
- else
- {
- cpy = concat_str(q - 1, remain);
- if (cpy != NULL)
- {
- vim_free(remain);
- remain = cpy;
- }
- }
- q[-1] = NUL;
- }
-
- q = gettail(p);
- if (q > p && *q == NUL)
- {
- /* Ignore trailing path separator. */
- q[-1] = NUL;
- q = gettail(p);
- }
- if (q > p && !mch_isFullName(buf))
- {
- /* symlink is relative to directory of argument */
- cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
- if (cpy != NULL)
- {
- STRCPY(cpy, p);
- STRCPY(gettail(cpy), buf);
- vim_free(p);
- p = cpy;
- }
- }
- else
- {
- vim_free(p);
- p = vim_strsave(buf);
- }
- }
-
- if (remain == NULL)
- break;
-
- /* Append the first path component of "remain" to "p". */
- q = getnextcomp(remain + 1);
- len = q - remain - (*q != NUL);
- cpy = vim_strnsave(p, STRLEN(p) + len);
- if (cpy != NULL)
- {
- STRNCAT(cpy, remain, len);
- vim_free(p);
- p = cpy;
- }
- /* Shorten "remain". */
- if (*q != NUL)
- STRMOVE(remain, q - 1);
- else
- {
- vim_free(remain);
- remain = NULL;
- }
- }
-
- /* If the result is a relative path name, make it explicitly relative to
- * the current directory if and only if the argument had this form. */
- if (!vim_ispathsep(*p))
- {
- if (is_relative_to_current
- && *p != NUL
- && !(p[0] == '.'
- && (p[1] == NUL
- || vim_ispathsep(p[1])
- || (p[1] == '.'
- && (p[2] == NUL
- || vim_ispathsep(p[2]))))))
- {
- /* Prepend "./". */
- cpy = concat_str((char_u *)"./", p);
- if (cpy != NULL)
- {
- vim_free(p);
- p = cpy;
- }
- }
- else if (!is_relative_to_current)
- {
- /* Strip leading "./". */
- q = p;
- while (q[0] == '.' && vim_ispathsep(q[1]))
- q += 2;
- if (q > p)
- STRMOVE(p, p + 2);
- }
- }
-
- /* Ensure that the result will have no trailing path separator
- * if the argument had none. But keep "/" or "//". */
- if (!has_trailing_pathsep)
- {
- q = p + STRLEN(p);
- if (after_pathsep(p, q))
- *gettail_sep(p) = NUL;
- }
-
- rettv->vval.v_string = p;
- }
-# else
- rettv->vval.v_string = vim_strsave(p);
-# endif
-#endif
-
- simplify_filename(rettv->vval.v_string);
-
-#ifdef HAVE_READLINK
-fail:
- vim_free(buf);
-#endif
- rettv->v_type = VAR_STRING;
-}
-
-/*
- * "reverse({list})" function
- */
- static void
-f_reverse(typval_T *argvars, typval_T *rettv)
-{
- list_T *l;
- listitem_T *li, *ni;
-
- if (argvars[0].v_type != VAR_LIST)
- EMSG2(_(e_listarg), "reverse()");
- else if ((l = argvars[0].vval.v_list) != NULL
- && !tv_check_lock(l->lv_lock,
- (char_u *)N_("reverse() argument"), TRUE))
- {
- li = l->lv_last;
- l->lv_first = l->lv_last = NULL;
- l->lv_len = 0;
- while (li != NULL)
- {
- ni = li->li_prev;
- list_append(l, li);
- li = ni;
- }
- rettv->vval.v_list = l;
- rettv->v_type = VAR_LIST;
- ++l->lv_refcount;
- l->lv_idx = l->lv_len - l->lv_idx - 1;
- }
-}
-
-#define SP_NOMOVE 0x01 /* don't move cursor */
-#define SP_REPEAT 0x02 /* repeat to find outer pair */
-#define SP_RETCOUNT 0x04 /* return matchcount */
-#define SP_SETPCMARK 0x08 /* set previous context mark */
-#define SP_START 0x10 /* accept match at start position */
-#define SP_SUBPAT 0x20 /* return nr of matching sub-pattern */
-#define SP_END 0x40 /* leave cursor at end of match */
-#define SP_COLUMN 0x80 /* start at cursor column */
-
-static int get_search_arg(typval_T *varp, int *flagsp);
-
-/*
- * Get flags for a search function.
- * Possibly sets "p_ws".
- * Returns BACKWARD, FORWARD or zero (for an error).
- */
- static int
-get_search_arg(typval_T *varp, int *flagsp)
-{
- int dir = FORWARD;
- char_u *flags;
- char_u nbuf[NUMBUFLEN];
- int mask;
-
- if (varp->v_type != VAR_UNKNOWN)
- {
- flags = get_tv_string_buf_chk(varp, nbuf);
- if (flags == NULL)
- return 0; /* type error; errmsg already given */
- while (*flags != NUL)
- {
- switch (*flags)
- {
- case 'b': dir = BACKWARD; break;
- case 'w': p_ws = TRUE; break;
- case 'W': p_ws = FALSE; break;
- default: mask = 0;
- if (flagsp != NULL)
- switch (*flags)
- {
- case 'c': mask = SP_START; break;
- case 'e': mask = SP_END; break;
- case 'm': mask = SP_RETCOUNT; break;
- case 'n': mask = SP_NOMOVE; break;
- case 'p': mask = SP_SUBPAT; break;
- case 'r': mask = SP_REPEAT; break;
- case 's': mask = SP_SETPCMARK; break;
- case 'z': mask = SP_COLUMN; break;
- }
- if (mask == 0)
- {
- EMSG2(_(e_invarg2), flags);
- dir = 0;
- }
- else
- *flagsp |= mask;
- }
- if (dir == 0)
- break;
- ++flags;
- }
- }
- return dir;
-}
-
-/*
- * Shared by search() and searchpos() functions.
- */
- static int
-search_cmn(typval_T *argvars, pos_T *match_pos, int *flagsp)
-{
- int flags;
- char_u *pat;
- pos_T pos;
- pos_T save_cursor;
- int save_p_ws = p_ws;
- int dir;
- int retval = 0; /* default: FAIL */
- long lnum_stop = 0;
- proftime_T tm;
-#ifdef FEAT_RELTIME
- long time_limit = 0;
-#endif
- int options = SEARCH_KEEP;
- int subpatnum;
-
- pat = get_tv_string(&argvars[0]);
- dir = get_search_arg(&argvars[1], flagsp); /* may set p_ws */
- if (dir == 0)
- goto theend;
- flags = *flagsp;
- if (flags & SP_START)
- options |= SEARCH_START;
- if (flags & SP_END)
- options |= SEARCH_END;
- if (flags & SP_COLUMN)
- options |= SEARCH_COL;
-
- /* Optional arguments: line number to stop searching and timeout. */
- if (argvars[1].v_type != VAR_UNKNOWN && argvars[2].v_type != VAR_UNKNOWN)
- {
- lnum_stop = (long)get_tv_number_chk(&argvars[2], NULL);
- if (lnum_stop < 0)
- goto theend;
-#ifdef FEAT_RELTIME
- if (argvars[3].v_type != VAR_UNKNOWN)
- {
- time_limit = (long)get_tv_number_chk(&argvars[3], NULL);
- if (time_limit < 0)
- goto theend;
- }
-#endif
- }
-
-#ifdef FEAT_RELTIME
- /* Set the time limit, if there is one. */
- profile_setlimit(time_limit, &tm);
-#endif
-
- /*
- * This function does not accept SP_REPEAT and SP_RETCOUNT flags.
- * Check to make sure only those flags are set.
- * Also, Only the SP_NOMOVE or the SP_SETPCMARK flag can be set. Both
- * flags cannot be set. Check for that condition also.
- */
- if (((flags & (SP_REPEAT | SP_RETCOUNT)) != 0)
- || ((flags & SP_NOMOVE) && (flags & SP_SETPCMARK)))
- {
- EMSG2(_(e_invarg2), get_tv_string(&argvars[1]));
- goto theend;
- }
-
- pos = save_cursor = curwin->w_cursor;
- subpatnum = searchit(curwin, curbuf, &pos, dir, pat, 1L,
- options, RE_SEARCH, (linenr_T)lnum_stop, &tm);
- if (subpatnum != FAIL)
- {
- if (flags & SP_SUBPAT)
- retval = subpatnum;
- else
- retval = pos.lnum;
- if (flags & SP_SETPCMARK)
- setpcmark();
- curwin->w_cursor = pos;
- if (match_pos != NULL)
- {
- /* Store the match cursor position */
- match_pos->lnum = pos.lnum;
- match_pos->col = pos.col + 1;
- }
- /* "/$" will put the cursor after the end of the line, may need to
- * correct that here */
- check_cursor();
- }
-
- /* If 'n' flag is used: restore cursor position. */
- if (flags & SP_NOMOVE)
- curwin->w_cursor = save_cursor;
- else
- curwin->w_set_curswant = TRUE;
-theend:
- p_ws = save_p_ws;
-
- return retval;
-}
-
-#ifdef FEAT_FLOAT
-
-/*
- * round() is not in C90, use ceil() or floor() instead.
- */
- float_T
-vim_round(float_T f)
-{
- return f > 0 ? floor(f + 0.5) : ceil(f - 0.5);
-}
-
-/*
- * "round({float})" function
- */
- static void
-f_round(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = vim_round(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "screenattr()" function
- */
- static void
-f_screenattr(typval_T *argvars, typval_T *rettv)
-{
- int row;
- int col;
- int c;
-
- row = (int)get_tv_number_chk(&argvars[0], NULL) - 1;
- col = (int)get_tv_number_chk(&argvars[1], NULL) - 1;
- if (row < 0 || row >= screen_Rows
- || col < 0 || col >= screen_Columns)
- c = -1;
- else
- c = ScreenAttrs[LineOffset[row] + col];
- rettv->vval.v_number = c;
-}
-
-/*
- * "screenchar()" function
- */
- static void
-f_screenchar(typval_T *argvars, typval_T *rettv)
-{
- int row;
- int col;
- int off;
- int c;
-
- row = (int)get_tv_number_chk(&argvars[0], NULL) - 1;
- col = (int)get_tv_number_chk(&argvars[1], NULL) - 1;
- if (row < 0 || row >= screen_Rows
- || col < 0 || col >= screen_Columns)
- c = -1;
- else
- {
- off = LineOffset[row] + col;
-#ifdef FEAT_MBYTE
- if (enc_utf8 && ScreenLinesUC[off] != 0)
- c = ScreenLinesUC[off];
- else
-#endif
- c = ScreenLines[off];
- }
- rettv->vval.v_number = c;
-}
-
-/*
- * "screencol()" function
- *
- * First column is 1 to be consistent with virtcol().
- */
- static void
-f_screencol(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = screen_screencol() + 1;
-}
-
-/*
- * "screenrow()" function
- */
- static void
-f_screenrow(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = screen_screenrow() + 1;
-}
-
-/*
- * "search()" function
- */
- static void
-f_search(typval_T *argvars, typval_T *rettv)
-{
- int flags = 0;
-
- rettv->vval.v_number = search_cmn(argvars, NULL, &flags);
-}
-
-/*
- * "searchdecl()" function
- */
- static void
-f_searchdecl(typval_T *argvars, typval_T *rettv)
-{
- int locally = 1;
- int thisblock = 0;
- int error = FALSE;
- char_u *name;
-
- rettv->vval.v_number = 1; /* default: FAIL */
-
- name = get_tv_string_chk(&argvars[0]);
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- locally = (int)get_tv_number_chk(&argvars[1], &error) == 0;
- if (!error && argvars[2].v_type != VAR_UNKNOWN)
- thisblock = (int)get_tv_number_chk(&argvars[2], &error) != 0;
- }
- if (!error && name != NULL)
- rettv->vval.v_number = find_decl(name, (int)STRLEN(name),
- locally, thisblock, SEARCH_KEEP) == FAIL;
-}
-
-/*
- * Used by searchpair() and searchpairpos()
- */
- static int
-searchpair_cmn(typval_T *argvars, pos_T *match_pos)
-{
- char_u *spat, *mpat, *epat;
- char_u *skip;
- int save_p_ws = p_ws;
- int dir;
- int flags = 0;
- char_u nbuf1[NUMBUFLEN];
- char_u nbuf2[NUMBUFLEN];
- char_u nbuf3[NUMBUFLEN];
- int retval = 0; /* default: FAIL */
- long lnum_stop = 0;
- long time_limit = 0;
-
- /* Get the three pattern arguments: start, middle, end. */
- spat = get_tv_string_chk(&argvars[0]);
- mpat = get_tv_string_buf_chk(&argvars[1], nbuf1);
- epat = get_tv_string_buf_chk(&argvars[2], nbuf2);
- if (spat == NULL || mpat == NULL || epat == NULL)
- goto theend; /* type error */
-
- /* Handle the optional fourth argument: flags */
- dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
- if (dir == 0)
- goto theend;
-
- /* Don't accept SP_END or SP_SUBPAT.
- * Only one of the SP_NOMOVE or SP_SETPCMARK flags can be set.
- */
- if ((flags & (SP_END | SP_SUBPAT)) != 0
- || ((flags & SP_NOMOVE) && (flags & SP_SETPCMARK)))
- {
- EMSG2(_(e_invarg2), get_tv_string(&argvars[3]));
- goto theend;
- }
-
- /* Using 'r' implies 'W', otherwise it doesn't work. */
- if (flags & SP_REPEAT)
- p_ws = FALSE;
-
- /* Optional fifth argument: skip expression */
- if (argvars[3].v_type == VAR_UNKNOWN
- || argvars[4].v_type == VAR_UNKNOWN)
- skip = (char_u *)"";
- else
- {
- skip = get_tv_string_buf_chk(&argvars[4], nbuf3);
- if (argvars[5].v_type != VAR_UNKNOWN)
- {
- lnum_stop = (long)get_tv_number_chk(&argvars[5], NULL);
- if (lnum_stop < 0)
- goto theend;
-#ifdef FEAT_RELTIME
- if (argvars[6].v_type != VAR_UNKNOWN)
- {
- time_limit = (long)get_tv_number_chk(&argvars[6], NULL);
- if (time_limit < 0)
- goto theend;
- }
-#endif
- }
- }
- if (skip == NULL)
- goto theend; /* type error */
-
- retval = do_searchpair(spat, mpat, epat, dir, skip, flags,
- match_pos, lnum_stop, time_limit);
-
-theend:
- p_ws = save_p_ws;
-
- return retval;
-}
-
-/*
- * "searchpair()" function
- */
- static void
-f_searchpair(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = searchpair_cmn(argvars, NULL);
-}
-
-/*
- * "searchpairpos()" function
- */
- static void
-f_searchpairpos(typval_T *argvars, typval_T *rettv)
-{
- pos_T match_pos;
- int lnum = 0;
- int col = 0;
-
- if (rettv_list_alloc(rettv) == FAIL)
- return;
-
- if (searchpair_cmn(argvars, &match_pos) > 0)
- {
- lnum = match_pos.lnum;
- col = match_pos.col;
- }
-
- list_append_number(rettv->vval.v_list, (varnumber_T)lnum);
- list_append_number(rettv->vval.v_list, (varnumber_T)col);
-}
-
-/*
- * Search for a start/middle/end thing.
- * Used by searchpair(), see its documentation for the details.
- * Returns 0 or -1 for no match,
- */
- long
-do_searchpair(
- char_u *spat, /* start pattern */
- char_u *mpat, /* middle pattern */
- char_u *epat, /* end pattern */
- int dir, /* BACKWARD or FORWARD */
- char_u *skip, /* skip expression */
- int flags, /* SP_SETPCMARK and other SP_ values */
- pos_T *match_pos,
- linenr_T lnum_stop, /* stop at this line if not zero */
- long time_limit UNUSED) /* stop after this many msec */
-{
- char_u *save_cpo;
- char_u *pat, *pat2 = NULL, *pat3 = NULL;
- long retval = 0;
- pos_T pos;
- pos_T firstpos;
- pos_T foundpos;
- pos_T save_cursor;
- pos_T save_pos;
- int n;
- int r;
- int nest = 1;
- int err;
- int options = SEARCH_KEEP;
- proftime_T tm;
-
- /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
- save_cpo = p_cpo;
- p_cpo = empty_option;
-
-#ifdef FEAT_RELTIME
- /* Set the time limit, if there is one. */
- profile_setlimit(time_limit, &tm);
-#endif
-
- /* Make two search patterns: start/end (pat2, for in nested pairs) and
- * start/middle/end (pat3, for the top pair). */
- pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
- pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
- if (pat2 == NULL || pat3 == NULL)
- goto theend;
- sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
- if (*mpat == NUL)
- STRCPY(pat3, pat2);
- else
- sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
- spat, epat, mpat);
- if (flags & SP_START)
- options |= SEARCH_START;
-
- save_cursor = curwin->w_cursor;
- pos = curwin->w_cursor;
- clearpos(&firstpos);
- clearpos(&foundpos);
- pat = pat3;
- for (;;)
- {
- n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
- options, RE_SEARCH, lnum_stop, &tm);
- if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
- /* didn't find it or found the first match again: FAIL */
- break;
-
- if (firstpos.lnum == 0)
- firstpos = pos;
- if (equalpos(pos, foundpos))
- {
- /* Found the same position again. Can happen with a pattern that
- * has "\zs" at the end and searching backwards. Advance one
- * character and try again. */
- if (dir == BACKWARD)
- decl(&pos);
- else
- incl(&pos);
- }
- foundpos = pos;
-
- /* clear the start flag to avoid getting stuck here */
- options &= ~SEARCH_START;
-
- /* If the skip pattern matches, ignore this match. */
- if (*skip != NUL)
- {
- save_pos = curwin->w_cursor;
- curwin->w_cursor = pos;
- r = eval_to_bool(skip, &err, NULL, FALSE);
- curwin->w_cursor = save_pos;
- if (err)
- {
- /* Evaluating {skip} caused an error, break here. */
- curwin->w_cursor = save_cursor;
- retval = -1;
- break;
- }
- if (r)
- continue;
- }
-
- if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
- {
- /* Found end when searching backwards or start when searching
- * forward: nested pair. */
- ++nest;
- pat = pat2; /* nested, don't search for middle */
- }
- else
- {
- /* Found end when searching forward or start when searching
- * backward: end of (nested) pair; or found middle in outer pair. */
- if (--nest == 1)
- pat = pat3; /* outer level, search for middle */
- }
-
- if (nest == 0)
- {
- /* Found the match: return matchcount or line number. */
- if (flags & SP_RETCOUNT)
- ++retval;
- else
- retval = pos.lnum;
- if (flags & SP_SETPCMARK)
- setpcmark();
- curwin->w_cursor = pos;
- if (!(flags & SP_REPEAT))
- break;
- nest = 1; /* search for next unmatched */
- }
- }
-
- if (match_pos != NULL)
- {
- /* Store the match cursor position */
- match_pos->lnum = curwin->w_cursor.lnum;
- match_pos->col = curwin->w_cursor.col + 1;
- }
-
- /* If 'n' flag is used or search failed: restore cursor position. */
- if ((flags & SP_NOMOVE) || retval == 0)
- curwin->w_cursor = save_cursor;
-
-theend:
- vim_free(pat2);
- vim_free(pat3);
- if (p_cpo == empty_option)
- p_cpo = save_cpo;
- else
- /* Darn, evaluating the {skip} expression changed the value. */
- free_string_option(save_cpo);
-
- return retval;
-}
-
-/*
- * "searchpos()" function
- */
- static void
-f_searchpos(typval_T *argvars, typval_T *rettv)
-{
- pos_T match_pos;
- int lnum = 0;
- int col = 0;
- int n;
- int flags = 0;
-
- if (rettv_list_alloc(rettv) == FAIL)
- return;
-
- n = search_cmn(argvars, &match_pos, &flags);
- if (n > 0)
- {
- lnum = match_pos.lnum;
- col = match_pos.col;
- }
-
- list_append_number(rettv->vval.v_list, (varnumber_T)lnum);
- list_append_number(rettv->vval.v_list, (varnumber_T)col);
- if (flags & SP_SUBPAT)
- list_append_number(rettv->vval.v_list, (varnumber_T)n);
-}
-
- static void
-f_server2client(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_CLIENTSERVER
- char_u buf[NUMBUFLEN];
- char_u *server = get_tv_string_chk(&argvars[0]);
- char_u *reply = get_tv_string_buf_chk(&argvars[1], buf);
-
- rettv->vval.v_number = -1;
- if (server == NULL || reply == NULL)
- return;
- if (check_restricted() || check_secure())
- return;
-# ifdef FEAT_X11
- if (check_connection() == FAIL)
- return;
-# endif
-
- if (serverSendReply(server, reply) < 0)
- {
- EMSG(_("E258: Unable to send to client"));
- return;
- }
- rettv->vval.v_number = 0;
-#else
- rettv->vval.v_number = -1;
-#endif
-}
-
- static void
-f_serverlist(typval_T *argvars UNUSED, typval_T *rettv)
-{
- char_u *r = NULL;
-
-#ifdef FEAT_CLIENTSERVER
-# ifdef WIN32
- r = serverGetVimNames();
-# else
- make_connection();
- if (X_DISPLAY != NULL)
- r = serverGetVimNames(X_DISPLAY);
-# endif
-#endif
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = r;
-}
-
-/*
- * "setbufvar()" function
- */
- static void
-f_setbufvar(typval_T *argvars, typval_T *rettv UNUSED)
-{
- buf_T *buf;
- char_u *varname, *bufvarname;
- typval_T *varp;
- char_u nbuf[NUMBUFLEN];
-
- if (check_restricted() || check_secure())
- return;
- (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
- varname = get_tv_string_chk(&argvars[1]);
- buf = get_buf_tv(&argvars[0], FALSE);
- varp = &argvars[2];
-
- if (buf != NULL && varname != NULL && varp != NULL)
- {
- if (*varname == '&')
- {
- long numval;
- char_u *strval;
- int error = FALSE;
- aco_save_T aco;
-
- /* set curbuf to be our buf, temporarily */
- aucmd_prepbuf(&aco, buf);
-
- ++varname;
- numval = (long)get_tv_number_chk(varp, &error);
- strval = get_tv_string_buf_chk(varp, nbuf);
- if (!error && strval != NULL)
- set_option_value(varname, numval, strval, OPT_LOCAL);
-
- /* reset notion of buffer */
- aucmd_restbuf(&aco);
- }
- else
- {
- buf_T *save_curbuf = curbuf;
-
- bufvarname = alloc((unsigned)STRLEN(varname) + 3);
- if (bufvarname != NULL)
- {
- curbuf = buf;
- STRCPY(bufvarname, "b:");
- STRCPY(bufvarname + 2, varname);
- set_var(bufvarname, varp, TRUE);
- vim_free(bufvarname);
- curbuf = save_curbuf;
- }
- }
- }
-}
-
- static void
-f_setcharsearch(typval_T *argvars, typval_T *rettv UNUSED)
-{
- dict_T *d;
- dictitem_T *di;
- char_u *csearch;
-
- if (argvars[0].v_type != VAR_DICT)
- {
- EMSG(_(e_dictreq));
- return;
- }
-
- if ((d = argvars[0].vval.v_dict) != NULL)
- {
- csearch = get_dict_string(d, (char_u *)"char", FALSE);
- if (csearch != NULL)
- {
-#ifdef FEAT_MBYTE
- if (enc_utf8)
- {
- int pcc[MAX_MCO];
- int c = utfc_ptr2char(csearch, pcc);
-
- set_last_csearch(c, csearch, utfc_ptr2len(csearch));
- }
- else
-#endif
- set_last_csearch(PTR2CHAR(csearch),
- csearch, MB_PTR2LEN(csearch));
- }
-
- di = dict_find(d, (char_u *)"forward", -1);
- if (di != NULL)
- set_csearch_direction((int)get_tv_number(&di->di_tv)
- ? FORWARD : BACKWARD);
-
- di = dict_find(d, (char_u *)"until", -1);
- if (di != NULL)
- set_csearch_until(!!get_tv_number(&di->di_tv));
- }
-}
-
-/*
- * "setcmdpos()" function
- */
- static void
-f_setcmdpos(typval_T *argvars, typval_T *rettv)
-{
- int pos = (int)get_tv_number(&argvars[0]) - 1;
-
- if (pos >= 0)
- rettv->vval.v_number = set_cmdline_pos(pos);
-}
-
-/*
- * "setfperm({fname}, {mode})" function
- */
- static void
-f_setfperm(typval_T *argvars, typval_T *rettv)
-{
- char_u *fname;
- char_u modebuf[NUMBUFLEN];
- char_u *mode_str;
- int i;
- int mask;
- int mode = 0;
-
- rettv->vval.v_number = 0;
- fname = get_tv_string_chk(&argvars[0]);
- if (fname == NULL)
- return;
- mode_str = get_tv_string_buf_chk(&argvars[1], modebuf);
- if (mode_str == NULL)
- return;
- if (STRLEN(mode_str) != 9)
- {
- EMSG2(_(e_invarg2), mode_str);
- return;
- }
-
- mask = 1;
- for (i = 8; i >= 0; --i)
- {
- if (mode_str[i] != '-')
- mode |= mask;
- mask = mask << 1;
- }
- rettv->vval.v_number = mch_setperm(fname, mode) == OK;
-}
-
-/*
- * "setline()" function
- */
- static void
-f_setline(typval_T *argvars, typval_T *rettv)
-{
- linenr_T lnum;
- char_u *line = NULL;
- list_T *l = NULL;
- listitem_T *li = NULL;
- long added = 0;
- linenr_T lcount = curbuf->b_ml.ml_line_count;
-
- lnum = get_tv_lnum(&argvars[0]);
- if (argvars[1].v_type == VAR_LIST)
- {
- l = argvars[1].vval.v_list;
- li = l->lv_first;
- }
- else
- line = get_tv_string_chk(&argvars[1]);
-
- /* default result is zero == OK */
- for (;;)
- {
- if (l != NULL)
- {
- /* list argument, get next string */
- if (li == NULL)
- break;
- line = get_tv_string_chk(&li->li_tv);
- li = li->li_next;
- }
-
- rettv->vval.v_number = 1; /* FAIL */
- if (line == NULL || lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
- break;
-
- /* When coming here from Insert mode, sync undo, so that this can be
- * undone separately from what was previously inserted. */
- if (u_sync_once == 2)
- {
- u_sync_once = 1; /* notify that u_sync() was called */
- u_sync(TRUE);
- }
-
- if (lnum <= curbuf->b_ml.ml_line_count)
- {
- /* existing line, replace it */
- if (u_savesub(lnum) == OK && ml_replace(lnum, line, TRUE) == OK)
- {
- changed_bytes(lnum, 0);
- if (lnum == curwin->w_cursor.lnum)
- check_cursor_col();
- rettv->vval.v_number = 0; /* OK */
- }
- }
- else if (added > 0 || u_save(lnum - 1, lnum) == OK)
- {
- /* lnum is one past the last line, append the line */
- ++added;
- if (ml_append(lnum - 1, line, (colnr_T)0, FALSE) == OK)
- rettv->vval.v_number = 0; /* OK */
- }
-
- if (l == NULL) /* only one string argument */
- break;
- ++lnum;
- }
-
- if (added > 0)
- appended_lines_mark(lcount, added);
-}
-
-static void set_qf_ll_list(win_T *wp, typval_T *list_arg, typval_T *action_arg, typval_T *rettv);
-
-/*
- * Used by "setqflist()" and "setloclist()" functions
- */
- static void
-set_qf_ll_list(
- win_T *wp UNUSED,
- typval_T *list_arg UNUSED,
- typval_T *action_arg UNUSED,
- typval_T *rettv)
-{
-#ifdef FEAT_QUICKFIX
- static char *e_invact = N_("E927: Invalid action: '%s'");
- char_u *act;
- int action = 0;
-#endif
-
- rettv->vval.v_number = -1;
-
-#ifdef FEAT_QUICKFIX
- if (list_arg->v_type != VAR_LIST)
- EMSG(_(e_listreq));
- else
- {
- list_T *l = list_arg->vval.v_list;
-
- if (action_arg->v_type == VAR_STRING)
- {
- act = get_tv_string_chk(action_arg);
- if (act == NULL)
- return; /* type error; errmsg already given */
- if ((*act == 'a' || *act == 'r' || *act == ' ') && act[1] == NUL)
- action = *act;
- else
- EMSG2(_(e_invact), act);
- }
- else if (action_arg->v_type == VAR_UNKNOWN)
- action = ' ';
- else
- EMSG(_(e_stringreq));
-
- if (l != NULL && action && set_errorlist(wp, l, action,
- (char_u *)(wp == NULL ? "setqflist()" : "setloclist()")) == OK)
- rettv->vval.v_number = 0;
- }
-#endif
-}
-
-/*
- * "setloclist()" function
- */
- static void
-f_setloclist(typval_T *argvars, typval_T *rettv)
-{
- win_T *win;
-
- rettv->vval.v_number = -1;
-
- win = find_win_by_nr(&argvars[0], NULL);
- if (win != NULL)
- set_qf_ll_list(win, &argvars[1], &argvars[2], rettv);
-}
-
-/*
- * "setmatches()" function
- */
- static void
-f_setmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_SEARCH_EXTRA
- list_T *l;
- listitem_T *li;
- dict_T *d;
- list_T *s = NULL;
-
- rettv->vval.v_number = -1;
- if (argvars[0].v_type != VAR_LIST)
- {
- EMSG(_(e_listreq));
- return;
- }
- if ((l = argvars[0].vval.v_list) != NULL)
- {
-
- /* To some extent make sure that we are dealing with a list from
- * "getmatches()". */
- li = l->lv_first;
- while (li != NULL)
- {
- if (li->li_tv.v_type != VAR_DICT
- || (d = li->li_tv.vval.v_dict) == NULL)
- {
- EMSG(_(e_invarg));
- return;
- }
- if (!(dict_find(d, (char_u *)"group", -1) != NULL
- && (dict_find(d, (char_u *)"pattern", -1) != NULL
- || dict_find(d, (char_u *)"pos1", -1) != NULL)
- && dict_find(d, (char_u *)"priority", -1) != NULL
- && dict_find(d, (char_u *)"id", -1) != NULL))
- {
- EMSG(_(e_invarg));
- return;
- }
- li = li->li_next;
- }
-
- clear_matches(curwin);
- li = l->lv_first;
- while (li != NULL)
- {
- int i = 0;
- char_u buf[5];
- dictitem_T *di;
- char_u *group;
- int priority;
- int id;
- char_u *conceal;
-
- d = li->li_tv.vval.v_dict;
- if (dict_find(d, (char_u *)"pattern", -1) == NULL)
- {
- if (s == NULL)
- {
- s = list_alloc();
- if (s == NULL)
- return;
- }
-
- /* match from matchaddpos() */
- for (i = 1; i < 9; i++)
- {
- sprintf((char *)buf, (char *)"pos%d", i);
- if ((di = dict_find(d, (char_u *)buf, -1)) != NULL)
- {
- if (di->di_tv.v_type != VAR_LIST)
- return;
-
- list_append_tv(s, &di->di_tv);
- s->lv_refcount++;
- }
- else
- break;
- }
- }
-
- group = get_dict_string(d, (char_u *)"group", FALSE);
- priority = (int)get_dict_number(d, (char_u *)"priority");
- id = (int)get_dict_number(d, (char_u *)"id");
- conceal = dict_find(d, (char_u *)"conceal", -1) != NULL
- ? get_dict_string(d, (char_u *)"conceal", FALSE)
- : NULL;
- if (i == 0)
- {
- match_add(curwin, group,
- get_dict_string(d, (char_u *)"pattern", FALSE),
- priority, id, NULL, conceal);
- }
- else
- {
- match_add(curwin, group, NULL, priority, id, s, conceal);
- list_unref(s);
- s = NULL;
- }
-
- li = li->li_next;
- }
- rettv->vval.v_number = 0;
- }
-#endif
-}
-
-/*
- * "setpos()" function
- */
- static void
-f_setpos(typval_T *argvars, typval_T *rettv)
-{
- pos_T pos;
- int fnum;
- char_u *name;
- colnr_T curswant = -1;
-
- rettv->vval.v_number = -1;
- name = get_tv_string_chk(argvars);
- if (name != NULL)
- {
- if (list2fpos(&argvars[1], &pos, &fnum, &curswant) == OK)
- {
- if (--pos.col < 0)
- pos.col = 0;
- if (name[0] == '.' && name[1] == NUL)
- {
- /* set cursor */
- if (fnum == curbuf->b_fnum)
- {
- curwin->w_cursor = pos;
- if (curswant >= 0)
- {
- curwin->w_curswant = curswant - 1;
- curwin->w_set_curswant = FALSE;
- }
- check_cursor();
- rettv->vval.v_number = 0;
- }
- else
- EMSG(_(e_invarg));
- }
- else if (name[0] == '\'' && name[1] != NUL && name[2] == NUL)
- {
- /* set mark */
- if (setmark_pos(name[1], &pos, fnum) == OK)
- rettv->vval.v_number = 0;
- }
- else
- EMSG(_(e_invarg));
- }
- }
-}
-
-/*
- * "setqflist()" function
- */
- static void
-f_setqflist(typval_T *argvars, typval_T *rettv)
-{
- set_qf_ll_list(NULL, &argvars[0], &argvars[1], rettv);
-}
-
-/*
- * "setreg()" function
- */
- static void
-f_setreg(typval_T *argvars, typval_T *rettv)
-{
- int regname;
- char_u *strregname;
- char_u *stropt;
- char_u *strval;
- int append;
- char_u yank_type;
- long block_len;
-
- block_len = -1;
- yank_type = MAUTO;
- append = FALSE;
-
- strregname = get_tv_string_chk(argvars);
- rettv->vval.v_number = 1; /* FAIL is default */
-
- if (strregname == NULL)
- return; /* type error; errmsg already given */
- regname = *strregname;
- if (regname == 0 || regname == '@')
- regname = '"';
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- stropt = get_tv_string_chk(&argvars[2]);
- if (stropt == NULL)
- return; /* type error */
- for (; *stropt != NUL; ++stropt)
- switch (*stropt)
- {
- case 'a': case 'A': /* append */
- append = TRUE;
- break;
- case 'v': case 'c': /* character-wise selection */
- yank_type = MCHAR;
- break;
- case 'V': case 'l': /* line-wise selection */
- yank_type = MLINE;
- break;
- case 'b': case Ctrl_V: /* block-wise selection */
- yank_type = MBLOCK;
- if (VIM_ISDIGIT(stropt[1]))
- {
- ++stropt;
- block_len = getdigits(&stropt) - 1;
- --stropt;
- }
- break;
- }
- }
-
- if (argvars[1].v_type == VAR_LIST)
- {
- char_u **lstval;
- char_u **allocval;
- char_u buf[NUMBUFLEN];
- char_u **curval;
- char_u **curallocval;
- list_T *ll = argvars[1].vval.v_list;
- listitem_T *li;
- int len;
-
- /* If the list is NULL handle like an empty list. */
- len = ll == NULL ? 0 : ll->lv_len;
-
- /* First half: use for pointers to result lines; second half: use for
- * pointers to allocated copies. */
- lstval = (char_u **)alloc(sizeof(char_u *) * ((len + 1) * 2));
- if (lstval == NULL)
- return;
- curval = lstval;
- allocval = lstval + len + 2;
- curallocval = allocval;
-
- for (li = ll == NULL ? NULL : ll->lv_first; li != NULL;
- li = li->li_next)
- {
- strval = get_tv_string_buf_chk(&li->li_tv, buf);
- if (strval == NULL)
- goto free_lstval;
- if (strval == buf)
- {
- /* Need to make a copy, next get_tv_string_buf_chk() will
- * overwrite the string. */
- strval = vim_strsave(buf);
- if (strval == NULL)
- goto free_lstval;
- *curallocval++ = strval;
- }
- *curval++ = strval;
- }
- *curval++ = NULL;
-
- write_reg_contents_lst(regname, lstval, -1,
- append, yank_type, block_len);
-free_lstval:
- while (curallocval > allocval)
- vim_free(*--curallocval);
- vim_free(lstval);
- }
- else
- {
- strval = get_tv_string_chk(&argvars[1]);
- if (strval == NULL)
- return;
- write_reg_contents_ex(regname, strval, -1,
- append, yank_type, block_len);
- }
- rettv->vval.v_number = 0;
-}
-
-/*
- * "settabvar()" function
- */
- static void
-f_settabvar(typval_T *argvars, typval_T *rettv)
-{
-#ifdef FEAT_WINDOWS
- tabpage_T *save_curtab;
- tabpage_T *tp;
-#endif
- char_u *varname, *tabvarname;
- typval_T *varp;
-
- rettv->vval.v_number = 0;
-
- if (check_restricted() || check_secure())
- return;
-
-#ifdef FEAT_WINDOWS
- tp = find_tabpage((int)get_tv_number_chk(&argvars[0], NULL));
-#endif
- varname = get_tv_string_chk(&argvars[1]);
- varp = &argvars[2];
-
- if (varname != NULL && varp != NULL
-#ifdef FEAT_WINDOWS
- && tp != NULL
-#endif
- )
- {
-#ifdef FEAT_WINDOWS
- save_curtab = curtab;
- goto_tabpage_tp(tp, FALSE, FALSE);
-#endif
-
- tabvarname = alloc((unsigned)STRLEN(varname) + 3);
- if (tabvarname != NULL)
- {
- STRCPY(tabvarname, "t:");
- STRCPY(tabvarname + 2, varname);
- set_var(tabvarname, varp, TRUE);
- vim_free(tabvarname);
- }
-
-#ifdef FEAT_WINDOWS
- /* Restore current tabpage */
- if (valid_tabpage(save_curtab))
- goto_tabpage_tp(save_curtab, FALSE, FALSE);
-#endif
- }
-}
-
-/*
- * "settabwinvar()" function
- */
- static void
-f_settabwinvar(typval_T *argvars, typval_T *rettv)
-{
- setwinvar(argvars, rettv, 1);
-}
-
-/*
- * "setwinvar()" function
- */
- static void
-f_setwinvar(typval_T *argvars, typval_T *rettv)
-{
- setwinvar(argvars, rettv, 0);
-}
-
-/*
- * "setwinvar()" and "settabwinvar()" functions
- */
-
- static void
-setwinvar(typval_T *argvars, typval_T *rettv UNUSED, int off)
-{
- win_T *win;
-#ifdef FEAT_WINDOWS
- win_T *save_curwin;
- tabpage_T *save_curtab;
- int need_switch_win;
-#endif
- char_u *varname, *winvarname;
- typval_T *varp;
- char_u nbuf[NUMBUFLEN];
- tabpage_T *tp = NULL;
-
- if (check_restricted() || check_secure())
- return;
-
-#ifdef FEAT_WINDOWS
- if (off == 1)
- tp = find_tabpage((int)get_tv_number_chk(&argvars[0], NULL));
- else
- tp = curtab;
-#endif
- win = find_win_by_nr(&argvars[off], tp);
- varname = get_tv_string_chk(&argvars[off + 1]);
- varp = &argvars[off + 2];
-
- if (win != NULL && varname != NULL && varp != NULL)
- {
-#ifdef FEAT_WINDOWS
- need_switch_win = !(tp == curtab && win == curwin);
- if (!need_switch_win
- || switch_win(&save_curwin, &save_curtab, win, tp, TRUE) == OK)
-#endif
- {
- if (*varname == '&')
- {
- long numval;
- char_u *strval;
- int error = FALSE;
-
- ++varname;
- numval = (long)get_tv_number_chk(varp, &error);
- strval = get_tv_string_buf_chk(varp, nbuf);
- if (!error && strval != NULL)
- set_option_value(varname, numval, strval, OPT_LOCAL);
- }
- else
- {
- winvarname = alloc((unsigned)STRLEN(varname) + 3);
- if (winvarname != NULL)
- {
- STRCPY(winvarname, "w:");
- STRCPY(winvarname + 2, varname);
- set_var(winvarname, varp, TRUE);
- vim_free(winvarname);
- }
- }
- }
-#ifdef FEAT_WINDOWS
- if (need_switch_win)
- restore_win(save_curwin, save_curtab, TRUE);
-#endif
- }
-}
-
-#ifdef FEAT_CRYPT
-/*
- * "sha256({string})" function
- */
- static void
-f_sha256(typval_T *argvars, typval_T *rettv)
-{
- char_u *p;
-
- p = get_tv_string(&argvars[0]);
- rettv->vval.v_string = vim_strsave(
- sha256_bytes(p, (int)STRLEN(p), NULL, 0));
- rettv->v_type = VAR_STRING;
-}
-#endif /* FEAT_CRYPT */
-
-/*
- * "shellescape({string})" function
- */
- static void
-f_shellescape(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_string = vim_strsave_shellescape(
- get_tv_string(&argvars[0]), non_zero_arg(&argvars[1]), TRUE);
- rettv->v_type = VAR_STRING;
-}
-
-/*
- * shiftwidth() function
- */
- static void
-f_shiftwidth(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->vval.v_number = get_sw_value(curbuf);
-}
-
-/*
- * "simplify()" function
- */
- static void
-f_simplify(typval_T *argvars, typval_T *rettv)
-{
- char_u *p;
-
- p = get_tv_string(&argvars[0]);
- rettv->vval.v_string = vim_strsave(p);
- simplify_filename(rettv->vval.v_string); /* simplify in place */
- rettv->v_type = VAR_STRING;
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "sin()" function
- */
- static void
-f_sin(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = sin(f);
- else
- rettv->vval.v_float = 0.0;
-}
-
-/*
- * "sinh()" function
- */
- static void
-f_sinh(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = sinh(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-static int
-#ifdef __BORLANDC__
- _RTLENTRYF
-#endif
- item_compare(const void *s1, const void *s2);
-static int
-#ifdef __BORLANDC__
- _RTLENTRYF
-#endif
- item_compare2(const void *s1, const void *s2);
-
-/* struct used in the array that's given to qsort() */
-typedef struct
-{
- listitem_T *item;
- int idx;
-} sortItem_T;
-
-/* struct storing information about current sort */
-typedef struct
-{
- int item_compare_ic;
- int item_compare_numeric;
- int item_compare_numbers;
-#ifdef FEAT_FLOAT
- int item_compare_float;
-#endif
- char_u *item_compare_func;
- partial_T *item_compare_partial;
- dict_T *item_compare_selfdict;
- int item_compare_func_err;
- int item_compare_keep_zero;
-} sortinfo_T;
-static sortinfo_T *sortinfo = NULL;
-static void do_sort_uniq(typval_T *argvars, typval_T *rettv, int sort);
-#define ITEM_COMPARE_FAIL 999
-
-/*
- * Compare functions for f_sort() and f_uniq() below.
- */
- static int
-#ifdef __BORLANDC__
-_RTLENTRYF
-#endif
-item_compare(const void *s1, const void *s2)
-{
- sortItem_T *si1, *si2;
- typval_T *tv1, *tv2;
- char_u *p1, *p2;
- char_u *tofree1 = NULL, *tofree2 = NULL;
- int res;
- char_u numbuf1[NUMBUFLEN];
- char_u numbuf2[NUMBUFLEN];
-
- si1 = (sortItem_T *)s1;
- si2 = (sortItem_T *)s2;
- tv1 = &si1->item->li_tv;
- tv2 = &si2->item->li_tv;
-
- if (sortinfo->item_compare_numbers)
- {
- varnumber_T v1 = get_tv_number(tv1);
- varnumber_T v2 = get_tv_number(tv2);
-
- return v1 == v2 ? 0 : v1 > v2 ? 1 : -1;
- }
-
-#ifdef FEAT_FLOAT
- if (sortinfo->item_compare_float)
- {
- float_T v1 = get_tv_float(tv1);
- float_T v2 = get_tv_float(tv2);
-
- return v1 == v2 ? 0 : v1 > v2 ? 1 : -1;
- }
-#endif
-
- /* tv2string() puts quotes around a string and allocates memory. Don't do
- * that for string variables. Use a single quote when comparing with a
- * non-string to do what the docs promise. */
- if (tv1->v_type == VAR_STRING)
- {
- if (tv2->v_type != VAR_STRING || sortinfo->item_compare_numeric)
- p1 = (char_u *)"'";
- else
- p1 = tv1->vval.v_string;
- }
- else
- p1 = tv2string(tv1, &tofree1, numbuf1, 0);
- if (tv2->v_type == VAR_STRING)
- {
- if (tv1->v_type != VAR_STRING || sortinfo->item_compare_numeric)
- p2 = (char_u *)"'";
- else
- p2 = tv2->vval.v_string;
- }
- else
- p2 = tv2string(tv2, &tofree2, numbuf2, 0);
- if (p1 == NULL)
- p1 = (char_u *)"";
- if (p2 == NULL)
- p2 = (char_u *)"";
- if (!sortinfo->item_compare_numeric)
- {
- if (sortinfo->item_compare_ic)
- res = STRICMP(p1, p2);
- else
- res = STRCMP(p1, p2);
- }
- else
- {
- double n1, n2;
- n1 = strtod((char *)p1, (char **)&p1);
- n2 = strtod((char *)p2, (char **)&p2);
- res = n1 == n2 ? 0 : n1 > n2 ? 1 : -1;
- }
-
- /* When the result would be zero, compare the item indexes. Makes the
- * sort stable. */
- if (res == 0 && !sortinfo->item_compare_keep_zero)
- res = si1->idx > si2->idx ? 1 : -1;
-
- vim_free(tofree1);
- vim_free(tofree2);
- return res;
-}
-
- static int
-#ifdef __BORLANDC__
-_RTLENTRYF
-#endif
-item_compare2(const void *s1, const void *s2)
-{
- sortItem_T *si1, *si2;
- int res;
- typval_T rettv;
- typval_T argv[3];
- int dummy;
- char_u *func_name;
- partial_T *partial = sortinfo->item_compare_partial;
-
- /* shortcut after failure in previous call; compare all items equal */
- if (sortinfo->item_compare_func_err)
- return 0;
-
- si1 = (sortItem_T *)s1;
- si2 = (sortItem_T *)s2;
-
- if (partial == NULL)
- func_name = sortinfo->item_compare_func;
- else
- func_name = partial->pt_name;
-
- /* Copy the values. This is needed to be able to set v_lock to VAR_FIXED
- * in the copy without changing the original list items. */
- copy_tv(&si1->item->li_tv, &argv[0]);
- copy_tv(&si2->item->li_tv, &argv[1]);
-
- rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
- res = call_func(func_name, (int)STRLEN(func_name),
- &rettv, 2, argv, 0L, 0L, &dummy, TRUE,
- partial, sortinfo->item_compare_selfdict);
- clear_tv(&argv[0]);
- clear_tv(&argv[1]);
-
- if (res == FAIL)
- res = ITEM_COMPARE_FAIL;
- else
- res = (int)get_tv_number_chk(&rettv, &sortinfo->item_compare_func_err);
- if (sortinfo->item_compare_func_err)
- res = ITEM_COMPARE_FAIL; /* return value has wrong type */
- clear_tv(&rettv);
-
- /* When the result would be zero, compare the pointers themselves. Makes
- * the sort stable. */
- if (res == 0 && !sortinfo->item_compare_keep_zero)
- res = si1->idx > si2->idx ? 1 : -1;
-
- return res;
-}
-
-/*
- * "sort({list})" function
- */
- static void
-do_sort_uniq(typval_T *argvars, typval_T *rettv, int sort)
-{
- list_T *l;
- listitem_T *li;
- sortItem_T *ptrs;
- sortinfo_T *old_sortinfo;
- sortinfo_T info;
- long len;
- long i;
-
- /* Pointer to current info struct used in compare function. Save and
- * restore the current one for nested calls. */
- old_sortinfo = sortinfo;
- sortinfo = &info;
-
- if (argvars[0].v_type != VAR_LIST)
- EMSG2(_(e_listarg), sort ? "sort()" : "uniq()");
- else
- {
- l = argvars[0].vval.v_list;
- if (l == NULL || tv_check_lock(l->lv_lock,
- (char_u *)(sort ? N_("sort() argument") : N_("uniq() argument")),
- TRUE))
- goto theend;
- rettv->vval.v_list = l;
- rettv->v_type = VAR_LIST;
- ++l->lv_refcount;
-
- len = list_len(l);
- if (len <= 1)
- goto theend; /* short list sorts pretty quickly */
-
- info.item_compare_ic = FALSE;
- info.item_compare_numeric = FALSE;
- info.item_compare_numbers = FALSE;
-#ifdef FEAT_FLOAT
- info.item_compare_float = FALSE;
-#endif
- info.item_compare_func = NULL;
- info.item_compare_partial = NULL;
- info.item_compare_selfdict = NULL;
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- /* optional second argument: {func} */
- if (argvars[1].v_type == VAR_FUNC)
- info.item_compare_func = argvars[1].vval.v_string;
- else if (argvars[1].v_type == VAR_PARTIAL)
- info.item_compare_partial = argvars[1].vval.v_partial;
- else
- {
- int error = FALSE;
-
- i = (long)get_tv_number_chk(&argvars[1], &error);
- if (error)
- goto theend; /* type error; errmsg already given */
- if (i == 1)
- info.item_compare_ic = TRUE;
- else if (argvars[1].v_type != VAR_NUMBER)
- info.item_compare_func = get_tv_string(&argvars[1]);
- else if (i != 0)
- {
- EMSG(_(e_invarg));
- goto theend;
- }
- if (info.item_compare_func != NULL)
- {
- if (*info.item_compare_func == NUL)
- {
- /* empty string means default sort */
- info.item_compare_func = NULL;
- }
- else if (STRCMP(info.item_compare_func, "n") == 0)
- {
- info.item_compare_func = NULL;
- info.item_compare_numeric = TRUE;
- }
- else if (STRCMP(info.item_compare_func, "N") == 0)
- {
- info.item_compare_func = NULL;
- info.item_compare_numbers = TRUE;
- }
-#ifdef FEAT_FLOAT
- else if (STRCMP(info.item_compare_func, "f") == 0)
- {
- info.item_compare_func = NULL;
- info.item_compare_float = TRUE;
- }
-#endif
- else if (STRCMP(info.item_compare_func, "i") == 0)
- {
- info.item_compare_func = NULL;
- info.item_compare_ic = TRUE;
- }
- }
- }
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- /* optional third argument: {dict} */
- if (argvars[2].v_type != VAR_DICT)
- {
- EMSG(_(e_dictreq));
- goto theend;
- }
- info.item_compare_selfdict = argvars[2].vval.v_dict;
- }
- }
-
- /* Make an array with each entry pointing to an item in the List. */
- ptrs = (sortItem_T *)alloc((int)(len * sizeof(sortItem_T)));
- if (ptrs == NULL)
- goto theend;
-
- i = 0;
- if (sort)
- {
- /* sort(): ptrs will be the list to sort */
- for (li = l->lv_first; li != NULL; li = li->li_next)
- {
- ptrs[i].item = li;
- ptrs[i].idx = i;
- ++i;
- }
-
- info.item_compare_func_err = FALSE;
- info.item_compare_keep_zero = FALSE;
- /* test the compare function */
- if ((info.item_compare_func != NULL
- || info.item_compare_partial != NULL)
- && item_compare2((void *)&ptrs[0], (void *)&ptrs[1])
- == ITEM_COMPARE_FAIL)
- EMSG(_("E702: Sort compare function failed"));
- else
- {
- /* Sort the array with item pointers. */
- qsort((void *)ptrs, (size_t)len, sizeof(sortItem_T),
- info.item_compare_func == NULL
- && info.item_compare_partial == NULL
- ? item_compare : item_compare2);
-
- if (!info.item_compare_func_err)
- {
- /* Clear the List and append the items in sorted order. */
- l->lv_first = l->lv_last = l->lv_idx_item = NULL;
- l->lv_len = 0;
- for (i = 0; i < len; ++i)
- list_append(l, ptrs[i].item);
- }
- }
- }
- else
- {
- int (*item_compare_func_ptr)(const void *, const void *);
-
- /* f_uniq(): ptrs will be a stack of items to remove */
- info.item_compare_func_err = FALSE;
- info.item_compare_keep_zero = TRUE;
- item_compare_func_ptr = info.item_compare_func != NULL
- || info.item_compare_partial != NULL
- ? item_compare2 : item_compare;
-
- for (li = l->lv_first; li != NULL && li->li_next != NULL;
- li = li->li_next)
- {
- if (item_compare_func_ptr((void *)&li, (void *)&li->li_next)
- == 0)
- ptrs[i++].item = li;
- if (info.item_compare_func_err)
- {
- EMSG(_("E882: Uniq compare function failed"));
- break;
- }
- }
-
- if (!info.item_compare_func_err)
- {
- while (--i >= 0)
- {
- li = ptrs[i].item->li_next;
- ptrs[i].item->li_next = li->li_next;
- if (li->li_next != NULL)
- li->li_next->li_prev = ptrs[i].item;
- else
- l->lv_last = ptrs[i].item;
- list_fix_watch(l, li);
- listitem_free(li);
- l->lv_len--;
- }
- }
- }
-
- vim_free(ptrs);
- }
-theend:
- sortinfo = old_sortinfo;
-}
-
-/*
- * "sort({list})" function
- */
- static void
-f_sort(typval_T *argvars, typval_T *rettv)
-{
- do_sort_uniq(argvars, rettv, TRUE);
-}
-
-/*
- * "uniq({list})" function
- */
- static void
-f_uniq(typval_T *argvars, typval_T *rettv)
-{
- do_sort_uniq(argvars, rettv, FALSE);
-}
-
-/*
- * "soundfold({word})" function
- */
- static void
-f_soundfold(typval_T *argvars, typval_T *rettv)
-{
- char_u *s;
-
- rettv->v_type = VAR_STRING;
- s = get_tv_string(&argvars[0]);
-#ifdef FEAT_SPELL
- rettv->vval.v_string = eval_soundfold(s);
-#else
- rettv->vval.v_string = vim_strsave(s);
-#endif
-}
-
-/*
- * "spellbadword()" function
- */
- static void
-f_spellbadword(typval_T *argvars UNUSED, typval_T *rettv)
-{
- char_u *word = (char_u *)"";
- hlf_T attr = HLF_COUNT;
- int len = 0;
-
- if (rettv_list_alloc(rettv) == FAIL)
- return;
-
-#ifdef FEAT_SPELL
- if (argvars[0].v_type == VAR_UNKNOWN)
- {
- /* Find the start and length of the badly spelled word. */
- len = spell_move_to(curwin, FORWARD, TRUE, TRUE, &attr);
- if (len != 0)
- word = ml_get_cursor();
- }
- else if (curwin->w_p_spell && *curbuf->b_s.b_p_spl != NUL)
- {
- char_u *str = get_tv_string_chk(&argvars[0]);
- int capcol = -1;
-
- if (str != NULL)
- {
- /* Check the argument for spelling. */
- while (*str != NUL)
- {
- len = spell_check(curwin, str, &attr, &capcol, FALSE);
- if (attr != HLF_COUNT)
- {
- word = str;
- break;
- }
- str += len;
- }
- }
- }
-#endif
-
- list_append_string(rettv->vval.v_list, word, len);
- list_append_string(rettv->vval.v_list, (char_u *)(
- attr == HLF_SPB ? "bad" :
- attr == HLF_SPR ? "rare" :
- attr == HLF_SPL ? "local" :
- attr == HLF_SPC ? "caps" :
- ""), -1);
-}
-
-/*
- * "spellsuggest()" function
- */
- static void
-f_spellsuggest(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_SPELL
- char_u *str;
- int typeerr = FALSE;
- int maxcount;
- garray_T ga;
- int i;
- listitem_T *li;
- int need_capital = FALSE;
-#endif
-
- if (rettv_list_alloc(rettv) == FAIL)
- return;
-
-#ifdef FEAT_SPELL
- if (curwin->w_p_spell && *curwin->w_s->b_p_spl != NUL)
- {
- str = get_tv_string(&argvars[0]);
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- maxcount = (int)get_tv_number_chk(&argvars[1], &typeerr);
- if (maxcount <= 0)
- return;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- need_capital = (int)get_tv_number_chk(&argvars[2], &typeerr);
- if (typeerr)
- return;
- }
- }
- else
- maxcount = 25;
-
- spell_suggest_list(&ga, str, maxcount, need_capital, FALSE);
-
- for (i = 0; i < ga.ga_len; ++i)
- {
- str = ((char_u **)ga.ga_data)[i];
-
- li = listitem_alloc();
- if (li == NULL)
- vim_free(str);
- else
- {
- li->li_tv.v_type = VAR_STRING;
- li->li_tv.v_lock = 0;
- li->li_tv.vval.v_string = str;
- list_append(rettv->vval.v_list, li);
- }
- }
- ga_clear(&ga);
- }
-#endif
-}
-
- static void
-f_split(typval_T *argvars, typval_T *rettv)
-{
- char_u *str;
- char_u *end;
- char_u *pat = NULL;
- regmatch_T regmatch;
- char_u patbuf[NUMBUFLEN];
- char_u *save_cpo;
- int match;
- colnr_T col = 0;
- int keepempty = FALSE;
- int typeerr = FALSE;
-
- /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
- save_cpo = p_cpo;
- p_cpo = (char_u *)"";
-
- str = get_tv_string(&argvars[0]);
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- pat = get_tv_string_buf_chk(&argvars[1], patbuf);
- if (pat == NULL)
- typeerr = TRUE;
- if (argvars[2].v_type != VAR_UNKNOWN)
- keepempty = (int)get_tv_number_chk(&argvars[2], &typeerr);
- }
- if (pat == NULL || *pat == NUL)
- pat = (char_u *)"[\\x01- ]\\+";
-
- if (rettv_list_alloc(rettv) == FAIL)
- return;
- if (typeerr)
- return;
-
- regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
- if (regmatch.regprog != NULL)
- {
- regmatch.rm_ic = FALSE;
- while (*str != NUL || keepempty)
- {
- if (*str == NUL)
- match = FALSE; /* empty item at the end */
- else
- match = vim_regexec_nl(®match, str, col);
- if (match)
- end = regmatch.startp[0];
- else
- end = str + STRLEN(str);
- if (keepempty || end > str || (rettv->vval.v_list->lv_len > 0
- && *str != NUL && match && end < regmatch.endp[0]))
- {
- if (list_append_string(rettv->vval.v_list, str,
- (int)(end - str)) == FAIL)
- break;
- }
- if (!match)
- break;
- /* Advance to just after the match. */
- if (regmatch.endp[0] > str)
- col = 0;
- else
- {
- /* Don't get stuck at the same match. */
-#ifdef FEAT_MBYTE
- col = (*mb_ptr2len)(regmatch.endp[0]);
-#else
- col = 1;
-#endif
- }
- str = regmatch.endp[0];
- }
-
- vim_regfree(regmatch.regprog);
- }
-
- p_cpo = save_cpo;
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "sqrt()" function
- */
- static void
-f_sqrt(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = sqrt(f);
- else
- rettv->vval.v_float = 0.0;
-}
-
-/*
- * "str2float()" function
- */
- static void
-f_str2float(typval_T *argvars, typval_T *rettv)
-{
- char_u *p = skipwhite(get_tv_string(&argvars[0]));
-
- if (*p == '+')
- p = skipwhite(p + 1);
- (void)string2float(p, &rettv->vval.v_float);
- rettv->v_type = VAR_FLOAT;
-}
-#endif
-
-/*
- * "str2nr()" function
- */
- static void
-f_str2nr(typval_T *argvars, typval_T *rettv)
-{
- int base = 10;
- char_u *p;
- varnumber_T n;
- int what;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- base = (int)get_tv_number(&argvars[1]);
- if (base != 2 && base != 8 && base != 10 && base != 16)
- {
- EMSG(_(e_invarg));
- return;
- }
- }
-
- p = skipwhite(get_tv_string(&argvars[0]));
- if (*p == '+')
- p = skipwhite(p + 1);
- switch (base)
- {
- case 2: what = STR2NR_BIN + STR2NR_FORCE; break;
- case 8: what = STR2NR_OCT + STR2NR_FORCE; break;
- case 16: what = STR2NR_HEX + STR2NR_FORCE; break;
- default: what = 0;
- }
- vim_str2nr(p, NULL, NULL, what, &n, NULL, 0);
- rettv->vval.v_number = n;
-}
-
-#ifdef HAVE_STRFTIME
-/*
- * "strftime({format}[, {time}])" function
- */
- static void
-f_strftime(typval_T *argvars, typval_T *rettv)
-{
- char_u result_buf[256];
- struct tm *curtime;
- time_t seconds;
- char_u *p;
-
- rettv->v_type = VAR_STRING;
-
- p = get_tv_string(&argvars[0]);
- if (argvars[1].v_type == VAR_UNKNOWN)
- seconds = time(NULL);
- else
- seconds = (time_t)get_tv_number(&argvars[1]);
- curtime = localtime(&seconds);
- /* MSVC returns NULL for an invalid value of seconds. */
- if (curtime == NULL)
- rettv->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
- else
- {
-# ifdef FEAT_MBYTE
- vimconv_T conv;
- char_u *enc;
-
- conv.vc_type = CONV_NONE;
- enc = enc_locale();
- convert_setup(&conv, p_enc, enc);
- if (conv.vc_type != CONV_NONE)
- p = string_convert(&conv, p, NULL);
-# endif
- if (p != NULL)
- (void)strftime((char *)result_buf, sizeof(result_buf),
- (char *)p, curtime);
- else
- result_buf[0] = NUL;
-
-# ifdef FEAT_MBYTE
- if (conv.vc_type != CONV_NONE)
- vim_free(p);
- convert_setup(&conv, enc, p_enc);
- if (conv.vc_type != CONV_NONE)
- rettv->vval.v_string = string_convert(&conv, result_buf, NULL);
- else
-# endif
- rettv->vval.v_string = vim_strsave(result_buf);
-
-# ifdef FEAT_MBYTE
- /* Release conversion descriptors */
- convert_setup(&conv, NULL, NULL);
- vim_free(enc);
-# endif
- }
-}
-#endif
-
-/*
- * "strgetchar()" function
- */
- static void
-f_strgetchar(typval_T *argvars, typval_T *rettv)
-{
- char_u *str;
- int len;
- int error = FALSE;
- int charidx;
-
- rettv->vval.v_number = -1;
- str = get_tv_string_chk(&argvars[0]);
- if (str == NULL)
- return;
- len = (int)STRLEN(str);
- charidx = (int)get_tv_number_chk(&argvars[1], &error);
- if (error)
- return;
-#ifdef FEAT_MBYTE
- {
- int byteidx = 0;
-
- while (charidx >= 0 && byteidx < len)
- {
- if (charidx == 0)
- {
- rettv->vval.v_number = mb_ptr2char(str + byteidx);
- break;
- }
- --charidx;
- byteidx += mb_cptr2len(str + byteidx);
- }
- }
-#else
- if (charidx < len)
- rettv->vval.v_number = str[charidx];
-#endif
-}
-
-/*
- * "stridx()" function
- */
- static void
-f_stridx(typval_T *argvars, typval_T *rettv)
-{
- char_u buf[NUMBUFLEN];
- char_u *needle;
- char_u *haystack;
- char_u *save_haystack;
- char_u *pos;
- int start_idx;
-
- needle = get_tv_string_chk(&argvars[1]);
- save_haystack = haystack = get_tv_string_buf_chk(&argvars[0], buf);
- rettv->vval.v_number = -1;
- if (needle == NULL || haystack == NULL)
- return; /* type error; errmsg already given */
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- int error = FALSE;
-
- start_idx = (int)get_tv_number_chk(&argvars[2], &error);
- if (error || start_idx >= (int)STRLEN(haystack))
- return;
- if (start_idx >= 0)
- haystack += start_idx;
- }
-
- pos = (char_u *)strstr((char *)haystack, (char *)needle);
- if (pos != NULL)
- rettv->vval.v_number = (varnumber_T)(pos - save_haystack);
-}
-
-/*
- * "string()" function
- */
- static void
-f_string(typval_T *argvars, typval_T *rettv)
-{
- char_u *tofree;
- char_u numbuf[NUMBUFLEN];
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = tv2string(&argvars[0], &tofree, numbuf,
- get_copyID());
- /* Make a copy if we have a value but it's not in allocated memory. */
- if (rettv->vval.v_string != NULL && tofree == NULL)
- rettv->vval.v_string = vim_strsave(rettv->vval.v_string);
-}
-
-/*
- * "strlen()" function
- */
- static void
-f_strlen(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = (varnumber_T)(STRLEN(
- get_tv_string(&argvars[0])));
-}
-
-/*
- * "strchars()" function
- */
- static void
-f_strchars(typval_T *argvars, typval_T *rettv)
-{
- char_u *s = get_tv_string(&argvars[0]);
- int skipcc = 0;
-#ifdef FEAT_MBYTE
- varnumber_T len = 0;
- int (*func_mb_ptr2char_adv)(char_u **pp);
-#endif
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- skipcc = (int)get_tv_number_chk(&argvars[1], NULL);
- if (skipcc < 0 || skipcc > 1)
- EMSG(_(e_invarg));
- else
- {
-#ifdef FEAT_MBYTE
- func_mb_ptr2char_adv = skipcc ? mb_ptr2char_adv : mb_cptr2char_adv;
- while (*s != NUL)
- {
- func_mb_ptr2char_adv(&s);
- ++len;
- }
- rettv->vval.v_number = len;
-#else
- rettv->vval.v_number = (varnumber_T)(STRLEN(s));
-#endif
- }
-}
-
-/*
- * "strdisplaywidth()" function
- */
- static void
-f_strdisplaywidth(typval_T *argvars, typval_T *rettv)
-{
- char_u *s = get_tv_string(&argvars[0]);
- int col = 0;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- col = (int)get_tv_number(&argvars[1]);
-
- rettv->vval.v_number = (varnumber_T)(linetabsize_col(col, s) - col);
-}
-
-/*
- * "strwidth()" function
- */
- static void
-f_strwidth(typval_T *argvars, typval_T *rettv)
-{
- char_u *s = get_tv_string(&argvars[0]);
-
- rettv->vval.v_number = (varnumber_T)(
-#ifdef FEAT_MBYTE
- mb_string2cells(s, -1)
-#else
- STRLEN(s)
-#endif
- );
-}
-
-/*
- * "strcharpart()" function
- */
- static void
-f_strcharpart(typval_T *argvars, typval_T *rettv)
-{
-#ifdef FEAT_MBYTE
- char_u *p;
- int nchar;
- int nbyte = 0;
- int charlen;
- int len = 0;
- int slen;
- int error = FALSE;
-
- p = get_tv_string(&argvars[0]);
- slen = (int)STRLEN(p);
-
- nchar = (int)get_tv_number_chk(&argvars[1], &error);
- if (!error)
- {
- if (nchar > 0)
- while (nchar > 0 && nbyte < slen)
- {
- nbyte += mb_cptr2len(p + nbyte);
- --nchar;
- }
- else
- nbyte = nchar;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- charlen = (int)get_tv_number(&argvars[2]);
- while (charlen > 0 && nbyte + len < slen)
- {
- int off = nbyte + len;
-
- if (off < 0)
- len += 1;
- else
- len += mb_cptr2len(p + off);
- --charlen;
- }
- }
- else
- len = slen - nbyte; /* default: all bytes that are available. */
- }
-
- /*
- * Only return the overlap between the specified part and the actual
- * string.
- */
- if (nbyte < 0)
- {
- len += nbyte;
- nbyte = 0;
- }
- else if (nbyte > slen)
- nbyte = slen;
- if (len < 0)
- len = 0;
- else if (nbyte + len > slen)
- len = slen - nbyte;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = vim_strnsave(p + nbyte, len);
-#else
- f_strpart(argvars, rettv);
-#endif
-}
-
-/*
- * "strpart()" function
- */
- static void
-f_strpart(typval_T *argvars, typval_T *rettv)
-{
- char_u *p;
- int n;
- int len;
- int slen;
- int error = FALSE;
-
- p = get_tv_string(&argvars[0]);
- slen = (int)STRLEN(p);
-
- n = (int)get_tv_number_chk(&argvars[1], &error);
- if (error)
- len = 0;
- else if (argvars[2].v_type != VAR_UNKNOWN)
- len = (int)get_tv_number(&argvars[2]);
- else
- len = slen - n; /* default len: all bytes that are available. */
-
- /*
- * Only return the overlap between the specified part and the actual
- * string.
- */
- if (n < 0)
- {
- len += n;
- n = 0;
- }
- else if (n > slen)
- n = slen;
- if (len < 0)
- len = 0;
- else if (n + len > slen)
- len = slen - n;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = vim_strnsave(p + n, len);
-}
-
-/*
- * "strridx()" function
- */
- static void
-f_strridx(typval_T *argvars, typval_T *rettv)
-{
- char_u buf[NUMBUFLEN];
- char_u *needle;
- char_u *haystack;
- char_u *rest;
- char_u *lastmatch = NULL;
- int haystack_len, end_idx;
-
- needle = get_tv_string_chk(&argvars[1]);
- haystack = get_tv_string_buf_chk(&argvars[0], buf);
-
- rettv->vval.v_number = -1;
- if (needle == NULL || haystack == NULL)
- return; /* type error; errmsg already given */
-
- haystack_len = (int)STRLEN(haystack);
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- /* Third argument: upper limit for index */
- end_idx = (int)get_tv_number_chk(&argvars[2], NULL);
- if (end_idx < 0)
- return; /* can never find a match */
- }
- else
- end_idx = haystack_len;
-
- if (*needle == NUL)
- {
- /* Empty string matches past the end. */
- lastmatch = haystack + end_idx;
- }
- else
- {
- for (rest = haystack; *rest != '\0'; ++rest)
- {
- rest = (char_u *)strstr((char *)rest, (char *)needle);
- if (rest == NULL || rest > haystack + end_idx)
- break;
- lastmatch = rest;
- }
- }
-
- if (lastmatch == NULL)
- rettv->vval.v_number = -1;
- else
- rettv->vval.v_number = (varnumber_T)(lastmatch - haystack);
-}
-
-/*
- * "strtrans()" function
- */
- static void
-f_strtrans(typval_T *argvars, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = transstr(get_tv_string(&argvars[0]));
-}
-
-/*
- * "submatch()" function
- */
- static void
-f_submatch(typval_T *argvars, typval_T *rettv)
-{
- int error = FALSE;
- int no;
- int retList = 0;
-
- no = (int)get_tv_number_chk(&argvars[0], &error);
- if (error)
- return;
- error = FALSE;
- if (argvars[1].v_type != VAR_UNKNOWN)
- retList = (int)get_tv_number_chk(&argvars[1], &error);
- if (error)
- return;
-
- if (retList == 0)
- {
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = reg_submatch(no);
- }
- else
- {
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = reg_submatch_list(no);
- }
-}
-
-/*
- * "substitute()" function
- */
- static void
-f_substitute(typval_T *argvars, typval_T *rettv)
-{
- char_u patbuf[NUMBUFLEN];
- char_u subbuf[NUMBUFLEN];
- char_u flagsbuf[NUMBUFLEN];
-
- char_u *str = get_tv_string_chk(&argvars[0]);
- char_u *pat = get_tv_string_buf_chk(&argvars[1], patbuf);
- char_u *sub = get_tv_string_buf_chk(&argvars[2], subbuf);
- char_u *flg = get_tv_string_buf_chk(&argvars[3], flagsbuf);
-
- rettv->v_type = VAR_STRING;
- if (str == NULL || pat == NULL || sub == NULL || flg == NULL)
- rettv->vval.v_string = NULL;
- else
- rettv->vval.v_string = do_string_sub(str, pat, sub, flg);
-}
-
-/*
- * "synID(lnum, col, trans)" function
- */
- static void
-f_synID(typval_T *argvars UNUSED, typval_T *rettv)
-{
- int id = 0;
-#ifdef FEAT_SYN_HL
- linenr_T lnum;
- colnr_T col;
- int trans;
- int transerr = FALSE;
-
- lnum = get_tv_lnum(argvars); /* -1 on type error */
- col = (linenr_T)get_tv_number(&argvars[1]) - 1; /* -1 on type error */
- trans = (int)get_tv_number_chk(&argvars[2], &transerr);
-
- if (!transerr && lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count
- && col >= 0 && col < (long)STRLEN(ml_get(lnum)))
- id = syn_get_id(curwin, lnum, (colnr_T)col, trans, NULL, FALSE);
-#endif
-
- rettv->vval.v_number = id;
-}
-
-/*
- * "synIDattr(id, what [, mode])" function
- */
- static void
-f_synIDattr(typval_T *argvars UNUSED, typval_T *rettv)
-{
- char_u *p = NULL;
-#ifdef FEAT_SYN_HL
- int id;
- char_u *what;
- char_u *mode;
- char_u modebuf[NUMBUFLEN];
- int modec;
-
- id = (int)get_tv_number(&argvars[0]);
- what = get_tv_string(&argvars[1]);
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- mode = get_tv_string_buf(&argvars[2], modebuf);
- modec = TOLOWER_ASC(mode[0]);
- if (modec != 't' && modec != 'c' && modec != 'g')
- modec = 0; /* replace invalid with current */
- }
- else
- {
-#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS)
- if (USE_24BIT)
- modec = 'g';
- else
-#endif
- if (t_colors > 1)
- modec = 'c';
- else
- modec = 't';
- }
-
-
- switch (TOLOWER_ASC(what[0]))
- {
- case 'b':
- if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
- p = highlight_color(id, what, modec);
- else /* bold */
- p = highlight_has_attr(id, HL_BOLD, modec);
- break;
-
- case 'f': /* fg[#] or font */
- p = highlight_color(id, what, modec);
- break;
-
- case 'i':
- if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
- p = highlight_has_attr(id, HL_INVERSE, modec);
- else /* italic */
- p = highlight_has_attr(id, HL_ITALIC, modec);
- break;
-
- case 'n': /* name */
- p = get_highlight_name(NULL, id - 1);
- break;
-
- case 'r': /* reverse */
- p = highlight_has_attr(id, HL_INVERSE, modec);
- break;
-
- case 's':
- if (TOLOWER_ASC(what[1]) == 'p') /* sp[#] */
- p = highlight_color(id, what, modec);
- else /* standout */
- p = highlight_has_attr(id, HL_STANDOUT, modec);
- break;
-
- case 'u':
- if (STRLEN(what) <= 5 || TOLOWER_ASC(what[5]) != 'c')
- /* underline */
- p = highlight_has_attr(id, HL_UNDERLINE, modec);
- else
- /* undercurl */
- p = highlight_has_attr(id, HL_UNDERCURL, modec);
- break;
- }
-
- if (p != NULL)
- p = vim_strsave(p);
-#endif
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = p;
-}
-
-/*
- * "synIDtrans(id)" function
- */
- static void
-f_synIDtrans(typval_T *argvars UNUSED, typval_T *rettv)
-{
- int id;
-
-#ifdef FEAT_SYN_HL
- id = (int)get_tv_number(&argvars[0]);
-
- if (id > 0)
- id = syn_get_final_id(id);
- else
-#endif
- id = 0;
-
- rettv->vval.v_number = id;
-}
-
-/*
- * "synconcealed(lnum, col)" function
- */
- static void
-f_synconcealed(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#if defined(FEAT_SYN_HL) && defined(FEAT_CONCEAL)
- linenr_T lnum;
- colnr_T col;
- int syntax_flags = 0;
- int cchar;
- int matchid = 0;
- char_u str[NUMBUFLEN];
-#endif
-
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = NULL;
-
-#if defined(FEAT_SYN_HL) && defined(FEAT_CONCEAL)
- lnum = get_tv_lnum(argvars); /* -1 on type error */
- col = (colnr_T)get_tv_number(&argvars[1]) - 1; /* -1 on type error */
-
- vim_memset(str, NUL, sizeof(str));
-
- if (rettv_list_alloc(rettv) != FAIL)
- {
- if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count
- && col >= 0 && col <= (long)STRLEN(ml_get(lnum))
- && curwin->w_p_cole > 0)
- {
- (void)syn_get_id(curwin, lnum, col, FALSE, NULL, FALSE);
- syntax_flags = get_syntax_info(&matchid);
-
- /* get the conceal character */
- if ((syntax_flags & HL_CONCEAL) && curwin->w_p_cole < 3)
- {
- cchar = syn_get_sub_char();
- if (cchar == NUL && curwin->w_p_cole == 1 && lcs_conceal != NUL)
- cchar = lcs_conceal;
- if (cchar != NUL)
- {
-# ifdef FEAT_MBYTE
- if (has_mbyte)
- (*mb_char2bytes)(cchar, str);
- else
-# endif
- str[0] = cchar;
- }
- }
- }
-
- list_append_number(rettv->vval.v_list,
- (syntax_flags & HL_CONCEAL) != 0);
- /* -1 to auto-determine strlen */
- list_append_string(rettv->vval.v_list, str, -1);
- list_append_number(rettv->vval.v_list, matchid);
- }
-#endif
-}
-
-/*
- * "synstack(lnum, col)" function
- */
- static void
-f_synstack(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_SYN_HL
- linenr_T lnum;
- colnr_T col;
- int i;
- int id;
-#endif
-
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = NULL;
-
-#ifdef FEAT_SYN_HL
- lnum = get_tv_lnum(argvars); /* -1 on type error */
- col = (colnr_T)get_tv_number(&argvars[1]) - 1; /* -1 on type error */
-
- if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count
- && col >= 0 && col <= (long)STRLEN(ml_get(lnum))
- && rettv_list_alloc(rettv) != FAIL)
- {
- (void)syn_get_id(curwin, lnum, (colnr_T)col, FALSE, NULL, TRUE);
- for (i = 0; ; ++i)
- {
- id = syn_get_stack_item(i);
- if (id < 0)
- break;
- if (list_append_number(rettv->vval.v_list, id) == FAIL)
- break;
- }
- }
-#endif
-}
-
- static void
-get_cmd_output_as_rettv(
- typval_T *argvars,
- typval_T *rettv,
- int retlist)
-{
- char_u *res = NULL;
- char_u *p;
- char_u *infile = NULL;
- char_u buf[NUMBUFLEN];
- int err = FALSE;
- FILE *fd;
- list_T *list = NULL;
- int flags = SHELL_SILENT;
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
- if (check_restricted() || check_secure())
- goto errret;
-
- if (argvars[1].v_type != VAR_UNKNOWN)
- {
- /*
- * Write the string to a temp file, to be used for input of the shell
- * command.
- */
- if ((infile = vim_tempname('i', TRUE)) == NULL)
- {
- EMSG(_(e_notmp));
- goto errret;
- }
-
- fd = mch_fopen((char *)infile, WRITEBIN);
- if (fd == NULL)
- {
- EMSG2(_(e_notopen), infile);
- goto errret;
- }
- if (argvars[1].v_type == VAR_LIST)
- {
- if (write_list(fd, argvars[1].vval.v_list, TRUE) == FAIL)
- err = TRUE;
- }
- else
- {
- size_t len;
-
- p = get_tv_string_buf_chk(&argvars[1], buf);
- if (p == NULL)
- {
- fclose(fd);
- goto errret; /* type error; errmsg already given */
- }
- len = STRLEN(p);
- if (len > 0 && fwrite(p, len, 1, fd) != 1)
- err = TRUE;
- }
- if (fclose(fd) != 0)
- err = TRUE;
- if (err)
- {
- EMSG(_("E677: Error writing temp file"));
- goto errret;
- }
- }
-
- /* Omit SHELL_COOKED when invoked with ":silent". Avoids that the shell
- * echoes typeahead, that messes up the display. */
- if (!msg_silent)
- flags += SHELL_COOKED;
-
- if (retlist)
- {
- int len;
- listitem_T *li;
- char_u *s = NULL;
- char_u *start;
- char_u *end;
- int i;
-
- res = get_cmd_output(get_tv_string(&argvars[0]), infile, flags, &len);
- if (res == NULL)
- goto errret;
-
- list = list_alloc();
- if (list == NULL)
- goto errret;
-
- for (i = 0; i < len; ++i)
- {
- start = res + i;
- while (i < len && res[i] != NL)
- ++i;
- end = res + i;
-
- s = alloc((unsigned)(end - start + 1));
- if (s == NULL)
- goto errret;
-
- for (p = s; start < end; ++p, ++start)
- *p = *start == NUL ? NL : *start;
- *p = NUL;
-
- li = listitem_alloc();
- if (li == NULL)
- {
- vim_free(s);
- goto errret;
- }
- li->li_tv.v_type = VAR_STRING;
- li->li_tv.v_lock = 0;
- li->li_tv.vval.v_string = s;
- list_append(list, li);
- }
-
- ++list->lv_refcount;
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = list;
- list = NULL;
- }
- else
- {
- res = get_cmd_output(get_tv_string(&argvars[0]), infile, flags, NULL);
-#ifdef USE_CR
- /* translate <CR> into <NL> */
- if (res != NULL)
- {
- char_u *s;
-
- for (s = res; *s; ++s)
- {
- if (*s == CAR)
- *s = NL;
- }
- }
-#else
-# ifdef USE_CRNL
- /* translate <CR><NL> into <NL> */
- if (res != NULL)
- {
- char_u *s, *d;
-
- d = res;
- for (s = res; *s; ++s)
- {
- if (s[0] == CAR && s[1] == NL)
- ++s;
- *d++ = *s;
- }
- *d = NUL;
- }
-# endif
-#endif
- rettv->vval.v_string = res;
- res = NULL;
- }
-
-errret:
- if (infile != NULL)
- {
- mch_remove(infile);
- vim_free(infile);
- }
- if (res != NULL)
- vim_free(res);
- if (list != NULL)
- list_free(list);
-}
-
-/*
- * "system()" function
- */
- static void
-f_system(typval_T *argvars, typval_T *rettv)
-{
- get_cmd_output_as_rettv(argvars, rettv, FALSE);
-}
-
-/*
- * "systemlist()" function
- */
- static void
-f_systemlist(typval_T *argvars, typval_T *rettv)
-{
- get_cmd_output_as_rettv(argvars, rettv, TRUE);
-}
-
-/*
- * "tabpagebuflist()" function
- */
- static void
-f_tabpagebuflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_WINDOWS
- tabpage_T *tp;
- win_T *wp = NULL;
-
- if (argvars[0].v_type == VAR_UNKNOWN)
- wp = firstwin;
- else
- {
- tp = find_tabpage((int)get_tv_number(&argvars[0]));
- if (tp != NULL)
- wp = (tp == curtab) ? firstwin : tp->tp_firstwin;
- }
- if (wp != NULL && rettv_list_alloc(rettv) != FAIL)
- {
- for (; wp != NULL; wp = wp->w_next)
- if (list_append_number(rettv->vval.v_list,
- wp->w_buffer->b_fnum) == FAIL)
- break;
- }
-#endif
-}
-
-
-/*
- * "tabpagenr()" function
- */
- static void
-f_tabpagenr(typval_T *argvars UNUSED, typval_T *rettv)
-{
- int nr = 1;
-#ifdef FEAT_WINDOWS
- char_u *arg;
-
- if (argvars[0].v_type != VAR_UNKNOWN)
- {
- arg = get_tv_string_chk(&argvars[0]);
- nr = 0;
- if (arg != NULL)
- {
- if (STRCMP(arg, "$") == 0)
- nr = tabpage_index(NULL) - 1;
- else
- EMSG2(_(e_invexpr2), arg);
- }
- }
- else
- nr = tabpage_index(curtab);
-#endif
- rettv->vval.v_number = nr;
-}
-
-
-#ifdef FEAT_WINDOWS
-static int get_winnr(tabpage_T *tp, typval_T *argvar);
-
-/*
- * Common code for tabpagewinnr() and winnr().
- */
- static int
-get_winnr(tabpage_T *tp, typval_T *argvar)
-{
- win_T *twin;
- int nr = 1;
- win_T *wp;
- char_u *arg;
-
- twin = (tp == curtab) ? curwin : tp->tp_curwin;
- if (argvar->v_type != VAR_UNKNOWN)
- {
- arg = get_tv_string_chk(argvar);
- if (arg == NULL)
- nr = 0; /* type error; errmsg already given */
- else if (STRCMP(arg, "$") == 0)
- twin = (tp == curtab) ? lastwin : tp->tp_lastwin;
- else if (STRCMP(arg, "#") == 0)
- {
- twin = (tp == curtab) ? prevwin : tp->tp_prevwin;
- if (twin == NULL)
- nr = 0;
- }
- else
- {
- EMSG2(_(e_invexpr2), arg);
- nr = 0;
- }
- }
-
- if (nr > 0)
- for (wp = (tp == curtab) ? firstwin : tp->tp_firstwin;
- wp != twin; wp = wp->w_next)
- {
- if (wp == NULL)
- {
- /* didn't find it in this tabpage */
- nr = 0;
- break;
- }
- ++nr;
- }
- return nr;
-}
-#endif
-
-/*
- * "tabpagewinnr()" function
- */
- static void
-f_tabpagewinnr(typval_T *argvars UNUSED, typval_T *rettv)
-{
- int nr = 1;
-#ifdef FEAT_WINDOWS
- tabpage_T *tp;
-
- tp = find_tabpage((int)get_tv_number(&argvars[0]));
- if (tp == NULL)
- nr = 0;
- else
- nr = get_winnr(tp, &argvars[1]);
-#endif
- rettv->vval.v_number = nr;
-}
-
-
-/*
- * "tagfiles()" function
- */
- static void
-f_tagfiles(typval_T *argvars UNUSED, typval_T *rettv)
-{
- char_u *fname;
- tagname_T tn;
- int first;
-
- if (rettv_list_alloc(rettv) == FAIL)
- return;
- fname = alloc(MAXPATHL);
- if (fname == NULL)
- return;
-
- for (first = TRUE; ; first = FALSE)
- if (get_tagfname(&tn, first, fname) == FAIL
- || list_append_string(rettv->vval.v_list, fname, -1) == FAIL)
- break;
- tagname_free(&tn);
- vim_free(fname);
-}
-
-/*
- * "taglist()" function
- */
- static void
-f_taglist(typval_T *argvars, typval_T *rettv)
-{
- char_u *tag_pattern;
-
- tag_pattern = get_tv_string(&argvars[0]);
-
- rettv->vval.v_number = FALSE;
- if (*tag_pattern == NUL)
- return;
-
- if (rettv_list_alloc(rettv) == OK)
- (void)get_tags(rettv->vval.v_list, tag_pattern);
-}
-
-/*
- * "tempname()" function
- */
- static void
-f_tempname(typval_T *argvars UNUSED, typval_T *rettv)
-{
- static int x = 'A';
-
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = vim_tempname(x, FALSE);
-
- /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
- * names. Skip 'I' and 'O', they are used for shell redirection. */
- do
- {
- if (x == 'Z')
- x = '0';
- else if (x == '9')
- x = 'A';
- else
- {
-#ifdef EBCDIC
- if (x == 'I')
- x = 'J';
- else if (x == 'R')
- x = 'S';
- else
-#endif
- ++x;
- }
- } while (x == 'I' || x == 'O');
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "tan()" function
- */
- static void
-f_tan(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = tan(f);
- else
- rettv->vval.v_float = 0.0;
-}
-
-/*
- * "tanh()" function
- */
- static void
-f_tanh(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- rettv->vval.v_float = tanh(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "test_alloc_fail(id, countdown, repeat)" function
- */
- static void
-f_test_alloc_fail(typval_T *argvars, typval_T *rettv UNUSED)
-{
- if (argvars[0].v_type != VAR_NUMBER
- || argvars[0].vval.v_number <= 0
- || argvars[1].v_type != VAR_NUMBER
- || argvars[1].vval.v_number < 0
- || argvars[2].v_type != VAR_NUMBER)
- EMSG(_(e_invarg));
- else
- {
- alloc_fail_id = argvars[0].vval.v_number;
- if (alloc_fail_id >= aid_last)
- EMSG(_(e_invarg));
- alloc_fail_countdown = argvars[1].vval.v_number;
- alloc_fail_repeat = argvars[2].vval.v_number;
- did_outofmem_msg = FALSE;
- }
-}
-
-/*
- * "test_autochdir()"
- */
- static void
-f_test_autochdir(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#if defined(FEAT_AUTOCHDIR)
- test_autochdir = TRUE;
-#endif
-}
-
-/*
- * "test_disable_char_avail({expr})" function
- */
- static void
-f_test_disable_char_avail(typval_T *argvars, typval_T *rettv UNUSED)
-{
- disable_char_avail_for_testing = (int)get_tv_number(&argvars[0]);
-}
-
-/*
- * "test_garbagecollect_now()" function
- */
- static void
-f_test_garbagecollect_now(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
- /* This is dangerous, any Lists and Dicts used internally may be freed
- * while still in use. */
- garbage_collect(TRUE);
-}
-
-#ifdef FEAT_JOB_CHANNEL
- static void
-f_test_null_channel(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_CHANNEL;
- rettv->vval.v_channel = NULL;
-}
-#endif
-
- static void
-f_test_null_dict(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_DICT;
- rettv->vval.v_dict = NULL;
-}
-
-#ifdef FEAT_JOB_CHANNEL
- static void
-f_test_null_job(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_JOB;
- rettv->vval.v_job = NULL;
-}
-#endif
-
- static void
-f_test_null_list(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_LIST;
- rettv->vval.v_list = NULL;
-}
-
- static void
-f_test_null_partial(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_PARTIAL;
- rettv->vval.v_partial = NULL;
-}
-
- static void
-f_test_null_string(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
-}
-
- static void
-f_test_settime(typval_T *argvars, typval_T *rettv UNUSED)
-{
- time_for_testing = (time_t)get_tv_number(&argvars[0]);
-}
-
-#if defined(FEAT_JOB_CHANNEL) || defined(FEAT_TIMERS) || defined(PROTO)
-/*
- * Get a callback from "arg". It can be a Funcref or a function name.
- * When "arg" is zero return an empty string.
- * Return NULL for an invalid argument.
- */
- char_u *
-get_callback(typval_T *arg, partial_T **pp)
-{
- if (arg->v_type == VAR_PARTIAL && arg->vval.v_partial != NULL)
- {
- *pp = arg->vval.v_partial;
- ++(*pp)->pt_refcount;
- return (*pp)->pt_name;
- }
- *pp = NULL;
- if (arg->v_type == VAR_FUNC)
- {
- func_ref(arg->vval.v_string);
- return arg->vval.v_string;
- }
- if (arg->v_type == VAR_STRING)
- return arg->vval.v_string;
- if (arg->v_type == VAR_NUMBER && arg->vval.v_number == 0)
- return (char_u *)"";
- EMSG(_("E921: Invalid callback argument"));
- return NULL;
-}
-
-/*
- * Unref/free "callback" and "partial" retured by get_callback().
- */
- void
-free_callback(char_u *callback, partial_T *partial)
-{
- if (partial != NULL)
- partial_unref(partial);
- else if (callback != NULL)
- {
- func_unref(callback);
- vim_free(callback);
- }
-}
-#endif
-
-#ifdef FEAT_TIMERS
-/*
- * "timer_start(time, callback [, options])" function
- */
- static void
-f_timer_start(typval_T *argvars, typval_T *rettv)
-{
- long msec = (long)get_tv_number(&argvars[0]);
- timer_T *timer;
- int repeat = 0;
- char_u *callback;
- dict_T *dict;
-
- if (check_secure())
- return;
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- if (argvars[2].v_type != VAR_DICT
- || (dict = argvars[2].vval.v_dict) == NULL)
- {
- EMSG2(_(e_invarg2), get_tv_string(&argvars[2]));
- return;
- }
- if (dict_find(dict, (char_u *)"repeat", -1) != NULL)
- repeat = get_dict_number(dict, (char_u *)"repeat");
- }
-
- timer = create_timer(msec, repeat);
- callback = get_callback(&argvars[1], &timer->tr_partial);
- if (callback == NULL)
- {
- stop_timer(timer);
- rettv->vval.v_number = -1;
- }
- else
- {
- timer->tr_callback = vim_strsave(callback);
- rettv->vval.v_number = timer->tr_id;
- }
-}
-
-/*
- * "timer_stop(timer)" function
- */
- static void
-f_timer_stop(typval_T *argvars, typval_T *rettv UNUSED)
-{
- timer_T *timer;
-
- if (argvars[0].v_type != VAR_NUMBER)
- {
- EMSG(_(e_number_exp));
- return;
- }
- timer = find_timer((int)get_tv_number(&argvars[0]));
- if (timer != NULL)
- stop_timer(timer);
-}
-#endif
-
-/*
- * "tolower(string)" function
- */
- static void
-f_tolower(typval_T *argvars, typval_T *rettv)
-{
- char_u *p;
-
- p = vim_strsave(get_tv_string(&argvars[0]));
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = p;
-
- if (p != NULL)
- while (*p != NUL)
- {
-#ifdef FEAT_MBYTE
- int l;
-
- if (enc_utf8)
- {
- int c, lc;
-
- c = utf_ptr2char(p);
- lc = utf_tolower(c);
- l = utf_ptr2len(p);
- /* TODO: reallocate string when byte count changes. */
- if (utf_char2len(lc) == l)
- utf_char2bytes(lc, p);
- p += l;
- }
- else if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1)
- p += l; /* skip multi-byte character */
- else
-#endif
- {
- *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
- ++p;
- }
- }
-}
-
-/*
- * "toupper(string)" function
- */
- static void
-f_toupper(typval_T *argvars, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = strup_save(get_tv_string(&argvars[0]));
-}
-
-/*
- * "tr(string, fromstr, tostr)" function
- */
- static void
-f_tr(typval_T *argvars, typval_T *rettv)
-{
- char_u *in_str;
- char_u *fromstr;
- char_u *tostr;
- char_u *p;
-#ifdef FEAT_MBYTE
- int inlen;
- int fromlen;
- int tolen;
- int idx;
- char_u *cpstr;
- int cplen;
- int first = TRUE;
-#endif
- char_u buf[NUMBUFLEN];
- char_u buf2[NUMBUFLEN];
- garray_T ga;
-
- in_str = get_tv_string(&argvars[0]);
- fromstr = get_tv_string_buf_chk(&argvars[1], buf);
- tostr = get_tv_string_buf_chk(&argvars[2], buf2);
-
- /* Default return value: empty string. */
- rettv->v_type = VAR_STRING;
- rettv->vval.v_string = NULL;
- if (fromstr == NULL || tostr == NULL)
- return; /* type error; errmsg already given */
- ga_init2(&ga, (int)sizeof(char), 80);
-
-#ifdef FEAT_MBYTE
- if (!has_mbyte)
-#endif
- /* not multi-byte: fromstr and tostr must be the same length */
- if (STRLEN(fromstr) != STRLEN(tostr))
- {
-#ifdef FEAT_MBYTE
-error:
-#endif
- EMSG2(_(e_invarg2), fromstr);
- ga_clear(&ga);
- return;
- }
-
- /* fromstr and tostr have to contain the same number of chars */
- while (*in_str != NUL)
- {
-#ifdef FEAT_MBYTE
- if (has_mbyte)
- {
- inlen = (*mb_ptr2len)(in_str);
- cpstr = in_str;
- cplen = inlen;
- idx = 0;
- for (p = fromstr; *p != NUL; p += fromlen)
- {
- fromlen = (*mb_ptr2len)(p);
- if (fromlen == inlen && STRNCMP(in_str, p, inlen) == 0)
- {
- for (p = tostr; *p != NUL; p += tolen)
- {
- tolen = (*mb_ptr2len)(p);
- if (idx-- == 0)
- {
- cplen = tolen;
- cpstr = p;
- break;
- }
- }
- if (*p == NUL) /* tostr is shorter than fromstr */
- goto error;
- break;
- }
- ++idx;
- }
-
- if (first && cpstr == in_str)
- {
- /* Check that fromstr and tostr have the same number of
- * (multi-byte) characters. Done only once when a character
- * of in_str doesn't appear in fromstr. */
- first = FALSE;
- for (p = tostr; *p != NUL; p += tolen)
- {
- tolen = (*mb_ptr2len)(p);
- --idx;
- }
- if (idx != 0)
- goto error;
- }
-
- (void)ga_grow(&ga, cplen);
- mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
- ga.ga_len += cplen;
-
- in_str += inlen;
- }
- else
-#endif
- {
- /* When not using multi-byte chars we can do it faster. */
- p = vim_strchr(fromstr, *in_str);
- if (p != NULL)
- ga_append(&ga, tostr[p - fromstr]);
- else
- ga_append(&ga, *in_str);
- ++in_str;
- }
- }
-
- /* add a terminating NUL */
- (void)ga_grow(&ga, 1);
- ga_append(&ga, NUL);
-
- rettv->vval.v_string = ga.ga_data;
-}
-
-#ifdef FEAT_FLOAT
-/*
- * "trunc({float})" function
- */
- static void
-f_trunc(typval_T *argvars, typval_T *rettv)
-{
- float_T f = 0.0;
-
- rettv->v_type = VAR_FLOAT;
- if (get_float_arg(argvars, &f) == OK)
- /* trunc() is not in C90, use floor() or ceil() instead. */
- rettv->vval.v_float = f > 0 ? floor(f) : ceil(f);
- else
- rettv->vval.v_float = 0.0;
-}
-#endif
-
-/*
- * "type(expr)" function
- */
- static void
-f_type(typval_T *argvars, typval_T *rettv)
-{
- int n = -1;
-
- switch (argvars[0].v_type)
- {
- case VAR_NUMBER: n = 0; break;
- case VAR_STRING: n = 1; break;
- case VAR_PARTIAL:
- case VAR_FUNC: n = 2; break;
- case VAR_LIST: n = 3; break;
- case VAR_DICT: n = 4; break;
- case VAR_FLOAT: n = 5; break;
- case VAR_SPECIAL:
- if (argvars[0].vval.v_number == VVAL_FALSE
- || argvars[0].vval.v_number == VVAL_TRUE)
- n = 6;
- else
- n = 7;
- break;
- case VAR_JOB: n = 8; break;
- case VAR_CHANNEL: n = 9; break;
- case VAR_UNKNOWN:
- EMSG2(_(e_intern2), "f_type(UNKNOWN)");
- n = -1;
- break;
- }
- rettv->vval.v_number = n;
-}
-
-/*
- * "undofile(name)" function
- */
- static void
-f_undofile(typval_T *argvars UNUSED, typval_T *rettv)
-{
- rettv->v_type = VAR_STRING;
-#ifdef FEAT_PERSISTENT_UNDO
- {
- char_u *fname = get_tv_string(&argvars[0]);
-
- if (*fname == NUL)
- {
- /* If there is no file name there will be no undo file. */
- rettv->vval.v_string = NULL;
- }
- else
- {
- char_u *ffname = FullName_save(fname, FALSE);
-
- if (ffname != NULL)
- rettv->vval.v_string = u_get_undo_file_name(ffname, FALSE);
- vim_free(ffname);
- }
- }
-#else
- rettv->vval.v_string = NULL;
-#endif
-}
-
-/*
- * "undotree()" function
- */
- static void
-f_undotree(typval_T *argvars UNUSED, typval_T *rettv)
-{
- if (rettv_dict_alloc(rettv) == OK)
- {
- dict_T *dict = rettv->vval.v_dict;
- list_T *list;
-
- dict_add_nr_str(dict, "synced", (long)curbuf->b_u_synced, NULL);
- dict_add_nr_str(dict, "seq_last", curbuf->b_u_seq_last, NULL);
- dict_add_nr_str(dict, "save_last",
- (long)curbuf->b_u_save_nr_last, NULL);
- dict_add_nr_str(dict, "seq_cur", curbuf->b_u_seq_cur, NULL);
- dict_add_nr_str(dict, "time_cur", (long)curbuf->b_u_time_cur, NULL);
- dict_add_nr_str(dict, "save_cur", (long)curbuf->b_u_save_nr_cur, NULL);
-
- list = list_alloc();
- if (list != NULL)
- {
- u_eval_tree(curbuf->b_u_oldhead, list);
- dict_add_list(dict, "entries", list);
- }
- }
-}
-
-/*
- * "values(dict)" function
- */
- static void
-f_values(typval_T *argvars, typval_T *rettv)
-{
- dict_list(argvars, rettv, 1);
-}
-
-/*
- * "virtcol(string)" function
- */
- static void
-f_virtcol(typval_T *argvars, typval_T *rettv)
-{
- colnr_T vcol = 0;
- pos_T *fp;
- int fnum = curbuf->b_fnum;
-
- fp = var2fpos(&argvars[0], FALSE, &fnum);
- if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count
- && fnum == curbuf->b_fnum)
- {
- getvvcol(curwin, fp, NULL, NULL, &vcol);
- ++vcol;
- }
-
- rettv->vval.v_number = vcol;
-}
-
-/*
- * "visualmode()" function
- */
- static void
-f_visualmode(typval_T *argvars, typval_T *rettv)
-{
- char_u str[2];
-
- rettv->v_type = VAR_STRING;
- str[0] = curbuf->b_visual_mode_eval;
- str[1] = NUL;
- rettv->vval.v_string = vim_strsave(str);
-
- /* A non-zero number or non-empty string argument: reset mode. */
- if (non_zero_arg(&argvars[0]))
- curbuf->b_visual_mode_eval = NUL;
-}
-
-/*
- * "wildmenumode()" function
- */
- static void
-f_wildmenumode(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
-{
-#ifdef FEAT_WILDMENU
- if (wild_menu_showing)
- rettv->vval.v_number = 1;
-#endif
-}
-
-/*
- * "winbufnr(nr)" function
- */
- static void
-f_winbufnr(typval_T *argvars, typval_T *rettv)
-{
- win_T *wp;
-
- wp = find_win_by_nr(&argvars[0], NULL);
- if (wp == NULL)
- rettv->vval.v_number = -1;
- else
- rettv->vval.v_number = wp->w_buffer->b_fnum;
-}
-
-/*
- * "wincol()" function
- */
- static void
-f_wincol(typval_T *argvars UNUSED, typval_T *rettv)
-{
- validate_cursor();
- rettv->vval.v_number = curwin->w_wcol + 1;
-}
-
-/*
- * "winheight(nr)" function
- */
- static void
-f_winheight(typval_T *argvars, typval_T *rettv)
-{
- win_T *wp;
-
- wp = find_win_by_nr(&argvars[0], NULL);
- if (wp == NULL)
- rettv->vval.v_number = -1;
- else
- rettv->vval.v_number = wp->w_height;
-}
-
-/*
- * "winline()" function
- */
- static void
-f_winline(typval_T *argvars UNUSED, typval_T *rettv)
-{
- validate_cursor();
- rettv->vval.v_number = curwin->w_wrow + 1;
-}
-
-/*
- * "winnr()" function
- */
- static void
-f_winnr(typval_T *argvars UNUSED, typval_T *rettv)
-{
- int nr = 1;
-
-#ifdef FEAT_WINDOWS
- nr = get_winnr(curtab, &argvars[0]);
-#endif
- rettv->vval.v_number = nr;
-}
-
-/*
- * "winrestcmd()" function
- */
- static void
-f_winrestcmd(typval_T *argvars UNUSED, typval_T *rettv)
-{
-#ifdef FEAT_WINDOWS
- win_T *wp;
- int winnr = 1;
- garray_T ga;
- char_u buf[50];
-
- ga_init2(&ga, (int)sizeof(char), 70);
- for (wp = firstwin; wp != NULL; wp = wp->w_next)
- {
- sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
- ga_concat(&ga, buf);
- sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
- ga_concat(&ga, buf);
- ++winnr;
- }
- ga_append(&ga, NUL);
-
- rettv->vval.v_string = ga.ga_data;
-#else
- rettv->vval.v_string = NULL;
-#endif
- rettv->v_type = VAR_STRING;
-}
-
-/*
- * "winrestview()" function
- */
- static void
-f_winrestview(typval_T *argvars, typval_T *rettv UNUSED)
-{
- dict_T *dict;
-
- if (argvars[0].v_type != VAR_DICT
- || (dict = argvars[0].vval.v_dict) == NULL)
- EMSG(_(e_invarg));
- else
- {
- if (dict_find(dict, (char_u *)"lnum", -1) != NULL)
- curwin->w_cursor.lnum = (linenr_T)get_dict_number(dict, (char_u *)"lnum");
- if (dict_find(dict, (char_u *)"col", -1) != NULL)
- curwin->w_cursor.col = (colnr_T)get_dict_number(dict, (char_u *)"col");
-#ifdef FEAT_VIRTUALEDIT
- if (dict_find(dict, (char_u *)"coladd", -1) != NULL)
- curwin->w_cursor.coladd = (colnr_T)get_dict_number(dict, (char_u *)"coladd");
-#endif
- if (dict_find(dict, (char_u *)"curswant", -1) != NULL)
- {
- curwin->w_curswant = (colnr_T)get_dict_number(dict, (char_u *)"curswant");
- curwin->w_set_curswant = FALSE;
- }
-
- if (dict_find(dict, (char_u *)"topline", -1) != NULL)
- set_topline(curwin, (linenr_T)get_dict_number(dict, (char_u *)"topline"));
-#ifdef FEAT_DIFF
- if (dict_find(dict, (char_u *)"topfill", -1) != NULL)
- curwin->w_topfill = (int)get_dict_number(dict, (char_u *)"topfill");
-#endif
- if (dict_find(dict, (char_u *)"leftcol", -1) != NULL)
- curwin->w_leftcol = (colnr_T)get_dict_number(dict, (char_u *)"leftcol");
- if (dict_find(dict, (char_u *)"skipcol", -1) != NULL)
- curwin->w_skipcol = (colnr_T)get_dict_number(dict, (char_u *)"skipcol");
-
- check_cursor();
- win_new_height(curwin, curwin->w_height);
-# ifdef FEAT_WINDOWS
- win_new_width(curwin, W_WIDTH(curwin));
-# endif
- changed_window_setting();
-
- if (curwin->w_topline <= 0)
- curwin->w_topline = 1;
- if (curwin->w_topline > curbuf->b_ml.ml_line_count)
- curwin->w_topline = curbuf->b_ml.ml_line_count;
-#ifdef FEAT_DIFF
- check_topfill(curwin, TRUE);
-#endif
- }
-}
-
-/*
- * "winsaveview()" function
- */
- static void
-f_winsaveview(typval_T *argvars UNUSED, typval_T *rettv)
-{
- dict_T *dict;
-
- if (rettv_dict_alloc(rettv) == FAIL)
- return;
- dict = rettv->vval.v_dict;
-
- dict_add_nr_str(dict, "lnum", (long)curwin->w_cursor.lnum, NULL);
- dict_add_nr_str(dict, "col", (long)curwin->w_cursor.col, NULL);
-#ifdef FEAT_VIRTUALEDIT
- dict_add_nr_str(dict, "coladd", (long)curwin->w_cursor.coladd, NULL);
-#endif
- update_curswant();
- dict_add_nr_str(dict, "curswant", (long)curwin->w_curswant, NULL);
-
- dict_add_nr_str(dict, "topline", (long)curwin->w_topline, NULL);
-#ifdef FEAT_DIFF
- dict_add_nr_str(dict, "topfill", (long)curwin->w_topfill, NULL);
-#endif
- dict_add_nr_str(dict, "leftcol", (long)curwin->w_leftcol, NULL);
- dict_add_nr_str(dict, "skipcol", (long)curwin->w_skipcol, NULL);
-}
-
-/*
- * "winwidth(nr)" function
- */
- static void
-f_winwidth(typval_T *argvars, typval_T *rettv)
-{
- win_T *wp;
-
- wp = find_win_by_nr(&argvars[0], NULL);
- if (wp == NULL)
- rettv->vval.v_number = -1;
- else
-#ifdef FEAT_WINDOWS
- rettv->vval.v_number = wp->w_width;
-#else
- rettv->vval.v_number = Columns;
-#endif
-}
-
-/*
- * "wordcount()" function
- */
- static void
-f_wordcount(typval_T *argvars UNUSED, typval_T *rettv)
-{
- if (rettv_dict_alloc(rettv) == FAIL)
- return;
- cursor_pos_info(rettv->vval.v_dict);
-}
-
-/*
- * Write list of strings to file
- */
- static int
-write_list(FILE *fd, list_T *list, int binary)
-{
- listitem_T *li;
- int c;
- int ret = OK;
- char_u *s;
-
- for (li = list->lv_first; li != NULL; li = li->li_next)
- {
- for (s = get_tv_string(&li->li_tv); *s != NUL; ++s)
- {
- if (*s == '\n')
- c = putc(NUL, fd);
- else
- c = putc(*s, fd);
- if (c == EOF)
- {
- ret = FAIL;
- break;
- }
- }
- if (!binary || li->li_next != NULL)
- if (putc('\n', fd) == EOF)
- {
- ret = FAIL;
- break;
- }
- if (ret == FAIL)
- {
- EMSG(_(e_write));
- break;
- }
- }
- return ret;
-}
-
-/*
- * "writefile()" function
- */
- static void
-f_writefile(typval_T *argvars, typval_T *rettv)
-{
- int binary = FALSE;
- int append = FALSE;
- char_u *fname;
- FILE *fd;
- int ret = 0;
-
- if (check_restricted() || check_secure())
- return;
-
- if (argvars[0].v_type != VAR_LIST)
- {
- EMSG2(_(e_listarg), "writefile()");
- return;
- }
- if (argvars[0].vval.v_list == NULL)
- return;
-
- if (argvars[2].v_type != VAR_UNKNOWN)
- {
- if (vim_strchr(get_tv_string(&argvars[2]), 'b') != NULL)
- binary = TRUE;
- if (vim_strchr(get_tv_string(&argvars[2]), 'a') != NULL)
- append = TRUE;
- }
-
- /* Always open the file in binary mode, library functions have a mind of
- * their own about CR-LF conversion. */
- fname = get_tv_string(&argvars[1]);
- if (*fname == NUL || (fd = mch_fopen((char *)fname,
- append ? APPENDBIN : WRITEBIN)) == NULL)
- {
- EMSG2(_(e_notcreate), *fname == NUL ? (char_u *)_("<empty>") : fname);
- ret = -1;
- }
- else
- {
- if (write_list(fd, argvars[0].vval.v_list, binary) == FAIL)
- ret = -1;
- fclose(fd);
- }
-
- rettv->vval.v_number = ret;
-}
-
-/*
- * "xor(expr, expr)" function
- */
- static void
-f_xor(typval_T *argvars, typval_T *rettv)
-{
- rettv->vval.v_number = get_tv_number_chk(&argvars[0], NULL)
- ^ get_tv_number_chk(&argvars[1], NULL);
-}
-
-
-/*
- * Translate a String variable into a position.
- * Returns NULL when there is an error.
- */
- static pos_T *
-var2fpos(
- typval_T *varp,
- int dollar_lnum, /* TRUE when $ is last line */
- int *fnum) /* set to fnum for '0, 'A, etc. */
-{
- char_u *name;
- static pos_T pos;
- pos_T *pp;
-
- /* Argument can be [lnum, col, coladd]. */
- if (varp->v_type == VAR_LIST)
- {
- list_T *l;
- int len;
- int error = FALSE;
- listitem_T *li;
-
- l = varp->vval.v_list;
- if (l == NULL)
- return NULL;
-
- /* Get the line number */
- pos.lnum = list_find_nr(l, 0L, &error);
- if (error || pos.lnum <= 0 || pos.lnum > curbuf->b_ml.ml_line_count)
- return NULL; /* invalid line number */
-
- /* Get the column number */
- pos.col = list_find_nr(l, 1L, &error);
- if (error)
- return NULL;
- len = (long)STRLEN(ml_get(pos.lnum));
-
- /* We accept "$" for the column number: last column. */
- li = list_find(l, 1L);
- if (li != NULL && li->li_tv.v_type == VAR_STRING
- && li->li_tv.vval.v_string != NULL
- && STRCMP(li->li_tv.vval.v_string, "$") == 0)
- pos.col = len + 1;
-
- /* Accept a position up to the NUL after the line. */
- if (pos.col == 0 || (int)pos.col > len + 1)
- return NULL; /* invalid column number */
- --pos.col;
-
-#ifdef FEAT_VIRTUALEDIT
- /* Get the virtual offset. Defaults to zero. */
- pos.coladd = list_find_nr(l, 2L, &error);
- if (error)
- pos.coladd = 0;
-#endif
-
- return &pos;
- }
-
- name = get_tv_string_chk(varp);
- if (name == NULL)
- return NULL;
- if (name[0] == '.') /* cursor */
- return &curwin->w_cursor;
- if (name[0] == 'v' && name[1] == NUL) /* Visual start */
- {
- if (VIsual_active)
- return &VIsual;
- return &curwin->w_cursor;
- }
- if (name[0] == '\'') /* mark */
- {
- pp = getmark_buf_fnum(curbuf, name[1], FALSE, fnum);
- if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
- return NULL;
- return pp;
+ pp = getmark_buf_fnum(curbuf, name[1], FALSE, fnum);
+ if (pp == NULL || pp == (pos_T *)-1 || pp->lnum <= 0)
+ return NULL;
+ return pp;
}
#ifdef FEAT_VIRTUALEDIT
* Return FAIL when conversion is not possible, doesn't check the position for
* validity.
*/
- static int
+ int
list2fpos(
typval_T *arg,
pos_T *posp,
* If the name contains 'magic' {}'s, expand them and return the
* expanded name in an allocated string via 'alias' - caller must free.
*/
- static int
+ int
get_name_len(
char_u **arg,
char_u **alias,
* Get the value of internal variable "name".
* Return OK or FAIL.
*/
- static int
+ int
get_var_tv(
char_u *name,
int len, /* length of "name" */
/*
* Set the value of a variable to NULL without freeing items.
*/
- static void
+ void
init_tv(typval_T *varp)
{
if (varp != NULL)
}
#ifdef FEAT_FLOAT
- static float_T
+ float_T
get_tv_float(typval_T *varp)
{
switch (varp->v_type)
}
#endif
-/*
- * Get the lnum from the first argument.
- * Also accepts ".", "$", etc., but that only works for the current buffer.
- * Returns -1 on error.
- */
- static linenr_T
-get_tv_lnum(typval_T *argvars)
-{
- typval_T rettv;
- linenr_T lnum;
-
- lnum = (linenr_T)get_tv_number_chk(&argvars[0], NULL);
- if (lnum == 0) /* no valid number, try using line() */
- {
- rettv.v_type = VAR_NUMBER;
- f_line(argvars, &rettv);
- lnum = (linenr_T)rettv.vval.v_number;
- clear_tv(&rettv);
- }
- return lnum;
-}
-
-/*
- * Get the lnum from the first argument.
- * Also accepts "$", then "buf" is used.
- * Returns 0 on error.
- */
- static linenr_T
-get_tv_lnum_buf(typval_T *argvars, buf_T *buf)
-{
- if (argvars[0].v_type == VAR_STRING
- && argvars[0].vval.v_string != NULL
- && argvars[0].vval.v_string[0] == '$'
- && buf != NULL)
- return buf->b_ml.ml_line_count;
- return (linenr_T)get_tv_number_chk(&argvars[0], NULL);
-}
-
/*
* Get the string value of a variable.
* If it is a Number variable, the number is converted into a string.
* Find variable "varname" in hashtab "ht" with name "htname".
* Returns NULL if not found.
*/
- static dictitem_T *
+ dictitem_T *
find_var_in_ht(
hashtab_T *ht,
int htname,
* If the variable already exists, the value is updated.
* Otherwise the variable is created.
*/
- static void
+ void
set_var(
char_u *name,
typval_T *tv,
* Return TRUE if di_flags "flags" indicates variable "name" is fixed.
* Also give an error message.
*/
- static int
+ int
var_check_fixed(int flags, char_u *name, int use_gettext)
{
if (flags & DI_FLAGS_FIX)
EMSG2(_(e_intern2), "item_copy(UNKNOWN)");
ret = FAIL;
}
- --recurse;
- return ret;
+ --recurse;
+ return ret;
+}
+
+/*
+ * This function is used by f_input() and f_inputdialog() functions. The third
+ * argument to f_input() specifies the type of completion to use at the
+ * prompt. The third argument to f_inputdialog() specifies the value to return
+ * when the user cancels the prompt.
+ */
+ void
+get_user_input(
+ typval_T *argvars,
+ typval_T *rettv,
+ int inputdialog,
+ int secret)
+{
+ char_u *prompt = get_tv_string_chk(&argvars[0]);
+ char_u *p = NULL;
+ int c;
+ char_u buf[NUMBUFLEN];
+ int cmd_silent_save = cmd_silent;
+ char_u *defstr = (char_u *)"";
+ int xp_type = EXPAND_NOTHING;
+ char_u *xp_arg = NULL;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+#ifdef NO_CONSOLE_INPUT
+ /* While starting up, there is no place to enter text. */
+ if (no_console_input())
+ return;
+#endif
+
+ cmd_silent = FALSE; /* Want to see the prompt. */
+ if (prompt != NULL)
+ {
+ /* Only the part of the message after the last NL is considered as
+ * prompt for the command line */
+ p = vim_strrchr(prompt, '\n');
+ if (p == NULL)
+ p = prompt;
+ else
+ {
+ ++p;
+ c = *p;
+ *p = NUL;
+ msg_start();
+ msg_clr_eos();
+ msg_puts_attr(prompt, echo_attr);
+ msg_didout = FALSE;
+ msg_starthere();
+ *p = c;
+ }
+ cmdline_row = msg_row;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ defstr = get_tv_string_buf_chk(&argvars[1], buf);
+ if (defstr != NULL)
+ stuffReadbuffSpec(defstr);
+
+ if (!inputdialog && argvars[2].v_type != VAR_UNKNOWN)
+ {
+ char_u *xp_name;
+ int xp_namelen;
+ long argt;
+
+ /* input() with a third argument: completion */
+ rettv->vval.v_string = NULL;
+
+ xp_name = get_tv_string_buf_chk(&argvars[2], buf);
+ if (xp_name == NULL)
+ return;
+
+ xp_namelen = (int)STRLEN(xp_name);
+
+ if (parse_compl_arg(xp_name, xp_namelen, &xp_type, &argt,
+ &xp_arg) == FAIL)
+ return;
+ }
+ }
+
+ if (defstr != NULL)
+ {
+ int save_ex_normal_busy = ex_normal_busy;
+ ex_normal_busy = 0;
+ rettv->vval.v_string =
+ getcmdline_prompt(secret ? NUL : '@', p, echo_attr,
+ xp_type, xp_arg);
+ ex_normal_busy = save_ex_normal_busy;
+ }
+ if (inputdialog && rettv->vval.v_string == NULL
+ && argvars[1].v_type != VAR_UNKNOWN
+ && argvars[2].v_type != VAR_UNKNOWN)
+ rettv->vval.v_string = vim_strsave(get_tv_string_buf(
+ &argvars[2], buf));
+
+ vim_free(xp_arg);
+
+ /* since the user typed this, no need to wait for return */
+ need_wait_return = FALSE;
+ msg_didout = FALSE;
+ }
+ cmd_silent = cmd_silent_save;
}
/*
len = (int)STRLEN(p);
if (ga_grow(&ga, len + 2) == FAIL)
{
- clear_tv(&rettv);
- ret = FAIL;
- break;
+ clear_tv(&rettv);
+ ret = FAIL;
+ break;
+ }
+ if (ga.ga_len)
+ ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
+ STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
+ ga.ga_len += len;
+ }
+
+ clear_tv(&rettv);
+ arg = skipwhite(arg);
+ }
+
+ if (ret != FAIL && ga.ga_data != NULL)
+ {
+ if (eap->cmdidx == CMD_echomsg)
+ {
+ MSG_ATTR(ga.ga_data, echo_attr);
+ out_flush();
+ }
+ else if (eap->cmdidx == CMD_echoerr)
+ {
+ /* We don't want to abort following commands, restore did_emsg. */
+ save_did_emsg = did_emsg;
+ EMSG((char_u *)ga.ga_data);
+ if (!force_abort)
+ did_emsg = save_did_emsg;
+ }
+ else if (eap->cmdidx == CMD_execute)
+ do_cmdline((char_u *)ga.ga_data,
+ eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
+ }
+
+ ga_clear(&ga);
+
+ if (eap->skip)
+ --emsg_skip;
+
+ eap->nextcmd = check_nextcmd(arg);
+}
+
+/*
+ * Find window specified by "vp" in tabpage "tp".
+ */
+ win_T *
+find_win_by_nr(
+ typval_T *vp,
+ tabpage_T *tp UNUSED) /* NULL for current tab page */
+{
+#ifdef FEAT_WINDOWS
+ win_T *wp;
+#endif
+ int nr;
+
+ nr = (int)get_tv_number_chk(vp, NULL);
+
+#ifdef FEAT_WINDOWS
+ if (nr < 0)
+ return NULL;
+ if (nr == 0)
+ return curwin;
+
+ for (wp = (tp == NULL || tp == curtab) ? firstwin : tp->tp_firstwin;
+ wp != NULL; wp = wp->w_next)
+ if (nr >= LOWEST_WIN_ID)
+ {
+ if (wp->w_id == nr)
+ return wp;
+ }
+ else if (--nr <= 0)
+ break;
+ if (nr >= LOWEST_WIN_ID)
+ return NULL;
+ return wp;
+#else
+ if (nr == 0 || nr == 1 || nr == curwin->w_id)
+ return curwin;
+ return NULL;
+#endif
+}
+
+/*
+ * Find window specified by "wvp" in tabpage "tvp".
+ */
+ win_T *
+find_tabwin(
+ typval_T *wvp, /* VAR_UNKNOWN for current window */
+ typval_T *tvp) /* VAR_UNKNOWN for current tab page */
+{
+ win_T *wp = NULL;
+ tabpage_T *tp = NULL;
+ long n;
+
+ if (wvp->v_type != VAR_UNKNOWN)
+ {
+ if (tvp->v_type != VAR_UNKNOWN)
+ {
+ n = (long)get_tv_number(tvp);
+ if (n >= 0)
+ tp = find_tabpage(n);
+ }
+ else
+ tp = curtab;
+
+ if (tp != NULL)
+ wp = find_win_by_nr(wvp, tp);
+ }
+ else
+ wp = curwin;
+
+ return wp;
+}
+
+/*
+ * getwinvar() and gettabwinvar()
+ */
+ void
+getwinvar(
+ typval_T *argvars,
+ typval_T *rettv,
+ int off) /* 1 for gettabwinvar() */
+{
+ win_T *win;
+ char_u *varname;
+ dictitem_T *v;
+ tabpage_T *tp = NULL;
+ int done = FALSE;
+#ifdef FEAT_WINDOWS
+ win_T *oldcurwin;
+ tabpage_T *oldtabpage;
+ int need_switch_win;
+#endif
+
+#ifdef FEAT_WINDOWS
+ if (off == 1)
+ tp = find_tabpage((int)get_tv_number_chk(&argvars[0], NULL));
+ else
+ tp = curtab;
+#endif
+ win = find_win_by_nr(&argvars[off], tp);
+ varname = get_tv_string_chk(&argvars[off + 1]);
+ ++emsg_off;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+ if (win != NULL && varname != NULL)
+ {
+#ifdef FEAT_WINDOWS
+ /* Set curwin to be our win, temporarily. Also set the tabpage,
+ * otherwise the window is not valid. Only do this when needed,
+ * autocommands get blocked. */
+ need_switch_win = !(tp == curtab && win == curwin);
+ if (!need_switch_win
+ || switch_win(&oldcurwin, &oldtabpage, win, tp, TRUE) == OK)
+#endif
+ {
+ if (*varname == '&') /* window-local-option */
+ {
+ if (get_option_tv(&varname, rettv, 1) == OK)
+ done = TRUE;
+ }
+ else
+ {
+ /* Look up the variable. */
+ /* Let getwinvar({nr}, "") return the "w:" dictionary. */
+ v = find_var_in_ht(&win->w_vars->dv_hashtab, 'w',
+ varname, FALSE);
+ if (v != NULL)
+ {
+ copy_tv(&v->di_tv, rettv);
+ done = TRUE;
+ }
+ }
+ }
+
+#ifdef FEAT_WINDOWS
+ if (need_switch_win)
+ /* restore previous notion of curwin */
+ restore_win(oldcurwin, oldtabpage, TRUE);
+#endif
+ }
+
+ if (!done && argvars[off + 2].v_type != VAR_UNKNOWN)
+ /* use the default return value */
+ copy_tv(&argvars[off + 2], rettv);
+
+ --emsg_off;
+}
+
+/*
+ * "setwinvar()" and "settabwinvar()" functions
+ */
+ void
+setwinvar(typval_T *argvars, typval_T *rettv UNUSED, int off)
+{
+ win_T *win;
+#ifdef FEAT_WINDOWS
+ win_T *save_curwin;
+ tabpage_T *save_curtab;
+ int need_switch_win;
+#endif
+ char_u *varname, *winvarname;
+ typval_T *varp;
+ char_u nbuf[NUMBUFLEN];
+ tabpage_T *tp = NULL;
+
+ if (check_restricted() || check_secure())
+ return;
+
+#ifdef FEAT_WINDOWS
+ if (off == 1)
+ tp = find_tabpage((int)get_tv_number_chk(&argvars[0], NULL));
+ else
+ tp = curtab;
+#endif
+ win = find_win_by_nr(&argvars[off], tp);
+ varname = get_tv_string_chk(&argvars[off + 1]);
+ varp = &argvars[off + 2];
+
+ if (win != NULL && varname != NULL && varp != NULL)
+ {
+#ifdef FEAT_WINDOWS
+ need_switch_win = !(tp == curtab && win == curwin);
+ if (!need_switch_win
+ || switch_win(&save_curwin, &save_curtab, win, tp, TRUE) == OK)
+#endif
+ {
+ if (*varname == '&')
+ {
+ long numval;
+ char_u *strval;
+ int error = FALSE;
+
+ ++varname;
+ numval = (long)get_tv_number_chk(varp, &error);
+ strval = get_tv_string_buf_chk(varp, nbuf);
+ if (!error && strval != NULL)
+ set_option_value(varname, numval, strval, OPT_LOCAL);
+ }
+ else
+ {
+ winvarname = alloc((unsigned)STRLEN(varname) + 3);
+ if (winvarname != NULL)
+ {
+ STRCPY(winvarname, "w:");
+ STRCPY(winvarname + 2, varname);
+ set_var(winvarname, varp, TRUE);
+ vim_free(winvarname);
+ }
}
- if (ga.ga_len)
- ((char_u *)(ga.ga_data))[ga.ga_len++] = ' ';
- STRCPY((char_u *)(ga.ga_data) + ga.ga_len, p);
- ga.ga_len += len;
- }
-
- clear_tv(&rettv);
- arg = skipwhite(arg);
- }
-
- if (ret != FAIL && ga.ga_data != NULL)
- {
- if (eap->cmdidx == CMD_echomsg)
- {
- MSG_ATTR(ga.ga_data, echo_attr);
- out_flush();
- }
- else if (eap->cmdidx == CMD_echoerr)
- {
- /* We don't want to abort following commands, restore did_emsg. */
- save_did_emsg = did_emsg;
- EMSG((char_u *)ga.ga_data);
- if (!force_abort)
- did_emsg = save_did_emsg;
}
- else if (eap->cmdidx == CMD_execute)
- do_cmdline((char_u *)ga.ga_data,
- eap->getline, eap->cookie, DOCMD_NOWAIT|DOCMD_VERBOSE);
+#ifdef FEAT_WINDOWS
+ if (need_switch_win)
+ restore_win(save_curwin, save_curtab, TRUE);
+#endif
}
-
- ga_clear(&ga);
-
- if (eap->skip)
- --emsg_skip;
-
- eap->nextcmd = check_nextcmd(arg);
}
/*
if (p != NULL)
{
- p = expand_env_save(p);
- eap->arg = p;
- eap->cmdidx = CMD_edit;
- cmdmod.browse = FALSE;
- do_exedit(eap, NULL);
- vim_free(p);
+ p = expand_env_save(p);
+ eap->arg = p;
+ eap->cmdidx = CMD_edit;
+ cmdmod.browse = FALSE;
+ do_exedit(eap, NULL);
+ vim_free(p);
+ }
+ }
+ }
+#endif
+ }
+}
+
+/* reset v:option_new, v:option_old and v:option_type */
+ void
+reset_v_option_vars(void)
+{
+ set_vim_var_string(VV_OPTION_NEW, NULL, -1);
+ set_vim_var_string(VV_OPTION_OLD, NULL, -1);
+ set_vim_var_string(VV_OPTION_TYPE, NULL, -1);
+}
+
+/*
+ * Prepare "gap" for an assert error and add the sourcing position.
+ */
+ void
+prepare_assert_error(garray_T *gap)
+{
+ char buf[NUMBUFLEN];
+
+ ga_init2(gap, 1, 100);
+ if (sourcing_name != NULL)
+ {
+ ga_concat(gap, sourcing_name);
+ if (sourcing_lnum > 0)
+ ga_concat(gap, (char_u *)" ");
+ }
+ if (sourcing_lnum > 0)
+ {
+ sprintf(buf, "line %ld", (long)sourcing_lnum);
+ ga_concat(gap, (char_u *)buf);
+ }
+ if (sourcing_name != NULL || sourcing_lnum > 0)
+ ga_concat(gap, (char_u *)": ");
+}
+
+/*
+ * Add an assert error to v:errors.
+ */
+ void
+assert_error(garray_T *gap)
+{
+ struct vimvar *vp = &vimvars[VV_ERRORS];
+
+ if (vp->vv_type != VAR_LIST || vimvars[VV_ERRORS].vv_list == NULL)
+ /* Make sure v:errors is a list. */
+ set_vim_var_list(VV_ERRORS, list_alloc());
+ list_append_string(vimvars[VV_ERRORS].vv_list, gap->ga_data, gap->ga_len);
+}
+
+ void
+assert_equal_common(typval_T *argvars, assert_type_T atype)
+{
+ garray_T ga;
+
+ if (tv_equal(&argvars[0], &argvars[1], FALSE, FALSE)
+ != (atype == ASSERT_EQUAL))
+ {
+ prepare_assert_error(&ga);
+ fill_assert_error(&ga, &argvars[2], NULL, &argvars[0], &argvars[1],
+ atype);
+ assert_error(&ga);
+ ga_clear(&ga);
+ }
+}
+
+ void
+assert_match_common(typval_T *argvars, assert_type_T atype)
+{
+ garray_T ga;
+ char_u buf1[NUMBUFLEN];
+ char_u buf2[NUMBUFLEN];
+ char_u *pat = get_tv_string_buf_chk(&argvars[0], buf1);
+ char_u *text = get_tv_string_buf_chk(&argvars[1], buf2);
+
+ if (pat == NULL || text == NULL)
+ EMSG(_(e_invarg));
+ else if (pattern_match(pat, text, FALSE) != (atype == ASSERT_MATCH))
+ {
+ prepare_assert_error(&ga);
+ fill_assert_error(&ga, &argvars[2], NULL, &argvars[0], &argvars[1],
+ atype);
+ assert_error(&ga);
+ ga_clear(&ga);
+ }
+}
+
+/*
+ * Common for assert_true() and assert_false().
+ */
+ void
+assert_bool(typval_T *argvars, int isTrue)
+{
+ int error = FALSE;
+ garray_T ga;
+
+ if (argvars[0].v_type == VAR_SPECIAL
+ && argvars[0].vval.v_number == (isTrue ? VVAL_TRUE : VVAL_FALSE))
+ return;
+ if (argvars[0].v_type != VAR_NUMBER
+ || (get_tv_number_chk(&argvars[0], &error) == 0) == isTrue
+ || error)
+ {
+ prepare_assert_error(&ga);
+ fill_assert_error(&ga, &argvars[1],
+ (char_u *)(isTrue ? "True" : "False"),
+ NULL, &argvars[0], ASSERT_OTHER);
+ assert_error(&ga);
+ ga_clear(&ga);
+ }
+}
+
+ void
+assert_exception(typval_T *argvars)
+{
+ garray_T ga;
+ char_u *error = get_tv_string_chk(&argvars[0]);
+
+ if (vimvars[VV_EXCEPTION].vv_str == NULL)
+ {
+ prepare_assert_error(&ga);
+ ga_concat(&ga, (char_u *)"v:exception is not set");
+ assert_error(&ga);
+ ga_clear(&ga);
+ }
+ else if (error != NULL
+ && strstr((char *)vimvars[VV_EXCEPTION].vv_str, (char *)error) == NULL)
+ {
+ prepare_assert_error(&ga);
+ fill_assert_error(&ga, &argvars[1], NULL, &argvars[0],
+ &vimvars[VV_EXCEPTION].vv_tv, ASSERT_OTHER);
+ assert_error(&ga);
+ ga_clear(&ga);
+ }
+}
+
+ void
+assert_fails(typval_T *argvars)
+{
+ char_u *cmd = get_tv_string_chk(&argvars[0]);
+ garray_T ga;
+
+ called_emsg = FALSE;
+ suppress_errthrow = TRUE;
+ emsg_silent = TRUE;
+ do_cmdline_cmd(cmd);
+ if (!called_emsg)
+ {
+ prepare_assert_error(&ga);
+ ga_concat(&ga, (char_u *)"command did not fail: ");
+ ga_concat(&ga, cmd);
+ assert_error(&ga);
+ ga_clear(&ga);
+ }
+ else if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ char_u buf[NUMBUFLEN];
+ char *error = (char *)get_tv_string_buf_chk(&argvars[1], buf);
+
+ if (error == NULL
+ || strstr((char *)vimvars[VV_ERRMSG].vv_str, error) == NULL)
+ {
+ prepare_assert_error(&ga);
+ fill_assert_error(&ga, &argvars[2], NULL, &argvars[1],
+ &vimvars[VV_ERRMSG].vv_tv, ASSERT_OTHER);
+ assert_error(&ga);
+ ga_clear(&ga);
+ }
+ }
+
+ called_emsg = FALSE;
+ suppress_errthrow = FALSE;
+ emsg_silent = FALSE;
+ emsg_on_display = FALSE;
+ set_vim_var_string(VV_ERRMSG, NULL, 0);
+}
+
+/*
+ * Append "str" to "gap", escaping unprintable characters.
+ * Changes NL to \n, CR to \r, etc.
+ */
+ static void
+ga_concat_esc(garray_T *gap, char_u *str)
+{
+ char_u *p;
+ char_u buf[NUMBUFLEN];
+
+ if (str == NULL)
+ {
+ ga_concat(gap, (char_u *)"NULL");
+ return;
+ }
+
+ for (p = str; *p != NUL; ++p)
+ switch (*p)
+ {
+ case BS: ga_concat(gap, (char_u *)"\\b"); break;
+ case ESC: ga_concat(gap, (char_u *)"\\e"); break;
+ case FF: ga_concat(gap, (char_u *)"\\f"); break;
+ case NL: ga_concat(gap, (char_u *)"\\n"); break;
+ case TAB: ga_concat(gap, (char_u *)"\\t"); break;
+ case CAR: ga_concat(gap, (char_u *)"\\r"); break;
+ case '\\': ga_concat(gap, (char_u *)"\\\\"); break;
+ default:
+ if (*p < ' ')
+ {
+ vim_snprintf((char *)buf, NUMBUFLEN, "\\x%02x", *p);
+ ga_concat(gap, buf);
}
- }
+ else
+ ga_append(gap, *p);
+ break;
}
-#endif
- }
}
-/* reset v:option_new, v:option_old and v:option_type */
+/*
+ * Fill "gap" with information about an assert error.
+ */
void
-reset_v_option_vars(void)
+fill_assert_error(
+ garray_T *gap,
+ typval_T *opt_msg_tv,
+ char_u *exp_str,
+ typval_T *exp_tv,
+ typval_T *got_tv,
+ assert_type_T atype)
{
- set_vim_var_string(VV_OPTION_NEW, NULL, -1);
- set_vim_var_string(VV_OPTION_OLD, NULL, -1);
- set_vim_var_string(VV_OPTION_TYPE, NULL, -1);
+ char_u numbuf[NUMBUFLEN];
+ char_u *tofree;
+
+ if (opt_msg_tv->v_type != VAR_UNKNOWN)
+ {
+ ga_concat(gap, tv2string(opt_msg_tv, &tofree, numbuf, 0));
+ vim_free(tofree);
+ }
+ else
+ {
+ if (atype == ASSERT_MATCH || atype == ASSERT_NOTMATCH)
+ ga_concat(gap, (char_u *)"Pattern ");
+ else
+ ga_concat(gap, (char_u *)"Expected ");
+ if (exp_str == NULL)
+ {
+ ga_concat_esc(gap, tv2string(exp_tv, &tofree, numbuf, 0));
+ vim_free(tofree);
+ }
+ else
+ ga_concat_esc(gap, exp_str);
+ if (atype == ASSERT_MATCH)
+ ga_concat(gap, (char_u *)" does not match ");
+ else if (atype == ASSERT_NOTMATCH)
+ ga_concat(gap, (char_u *)" does match ");
+ else if (atype == ASSERT_NOTEQUAL)
+ ga_concat(gap, (char_u *)" differs from ");
+ else
+ ga_concat(gap, (char_u *)" but got ");
+ ga_concat_esc(gap, tv2string(got_tv, &tofree, numbuf, 0));
+ vim_free(tofree);
+ }
}
return ret;
}
+ static int
+filter_map_one(typval_T *tv, typval_T *expr, int map, int *remp)
+{
+ typval_T rettv;
+ typval_T argv[3];
+ char_u buf[NUMBUFLEN];
+ char_u *s;
+ int retval = FAIL;
+ int dummy;
+
+ copy_tv(tv, &vimvars[VV_VAL].vv_tv);
+ argv[0] = vimvars[VV_KEY].vv_tv;
+ argv[1] = vimvars[VV_VAL].vv_tv;
+ if (expr->v_type == VAR_FUNC)
+ {
+ s = expr->vval.v_string;
+ if (call_func(s, (int)STRLEN(s),
+ &rettv, 2, argv, 0L, 0L, &dummy, TRUE, NULL, NULL) == FAIL)
+ goto theend;
+ }
+ else if (expr->v_type == VAR_PARTIAL)
+ {
+ partial_T *partial = expr->vval.v_partial;
+
+ s = partial->pt_name;
+ if (call_func(s, (int)STRLEN(s),
+ &rettv, 2, argv, 0L, 0L, &dummy, TRUE, partial, NULL)
+ == FAIL)
+ goto theend;
+ }
+ else
+ {
+ s = get_tv_string_buf_chk(expr, buf);
+ if (s == NULL)
+ goto theend;
+ s = skipwhite(s);
+ if (eval1(&s, &rettv, TRUE) == FAIL)
+ goto theend;
+ if (*s != NUL) /* check for trailing chars after expr */
+ {
+ EMSG2(_(e_invexpr2), s);
+ goto theend;
+ }
+ }
+ if (map)
+ {
+ /* map(): replace the list item value */
+ clear_tv(tv);
+ rettv.v_lock = 0;
+ *tv = rettv;
+ }
+ else
+ {
+ int error = FALSE;
+
+ /* filter(): when expr is zero remove the item */
+ *remp = (get_tv_number_chk(&rettv, &error) == 0);
+ clear_tv(&rettv);
+ /* On type error, nothing has been removed; return FAIL to stop the
+ * loop. The error message was given by get_tv_number_chk(). */
+ if (error)
+ goto theend;
+ }
+ retval = OK;
+theend:
+ clear_tv(&vimvars[VV_VAL].vv_tv);
+ return retval;
+}
+
+
+/*
+ * Implementation of map() and filter().
+ */
+ void
+filter_map(typval_T *argvars, typval_T *rettv, int map)
+{
+ typval_T *expr;
+ listitem_T *li, *nli;
+ list_T *l = NULL;
+ dictitem_T *di;
+ hashtab_T *ht;
+ hashitem_T *hi;
+ dict_T *d = NULL;
+ typval_T save_val;
+ typval_T save_key;
+ int rem;
+ int todo;
+ char_u *ermsg = (char_u *)(map ? "map()" : "filter()");
+ char_u *arg_errmsg = (char_u *)(map ? N_("map() argument")
+ : N_("filter() argument"));
+ int save_did_emsg;
+ int idx = 0;
+
+ if (argvars[0].v_type == VAR_LIST)
+ {
+ if ((l = argvars[0].vval.v_list) == NULL
+ || (!map && tv_check_lock(l->lv_lock, arg_errmsg, TRUE)))
+ return;
+ }
+ else if (argvars[0].v_type == VAR_DICT)
+ {
+ if ((d = argvars[0].vval.v_dict) == NULL
+ || (!map && tv_check_lock(d->dv_lock, arg_errmsg, TRUE)))
+ return;
+ }
+ else
+ {
+ EMSG2(_(e_listdictarg), ermsg);
+ return;
+ }
+
+ expr = &argvars[1];
+ /* On type errors, the preceding call has already displayed an error
+ * message. Avoid a misleading error message for an empty string that
+ * was not passed as argument. */
+ if (expr->v_type != VAR_UNKNOWN)
+ {
+ prepare_vimvar(VV_VAL, &save_val);
+
+ /* We reset "did_emsg" to be able to detect whether an error
+ * occurred during evaluation of the expression. */
+ save_did_emsg = did_emsg;
+ did_emsg = FALSE;
+
+ prepare_vimvar(VV_KEY, &save_key);
+ if (argvars[0].v_type == VAR_DICT)
+ {
+ vimvars[VV_KEY].vv_type = VAR_STRING;
+
+ ht = &d->dv_hashtab;
+ hash_lock(ht);
+ todo = (int)ht->ht_used;
+ for (hi = ht->ht_array; todo > 0; ++hi)
+ {
+ if (!HASHITEM_EMPTY(hi))
+ {
+ int r;
+
+ --todo;
+ di = HI2DI(hi);
+ if (map &&
+ (tv_check_lock(di->di_tv.v_lock, arg_errmsg, TRUE)
+ || var_check_ro(di->di_flags, arg_errmsg, TRUE)))
+ break;
+ vimvars[VV_KEY].vv_str = vim_strsave(di->di_key);
+ r = filter_map_one(&di->di_tv, expr, map, &rem);
+ clear_tv(&vimvars[VV_KEY].vv_tv);
+ if (r == FAIL || did_emsg)
+ break;
+ if (!map && rem)
+ {
+ if (var_check_fixed(di->di_flags, arg_errmsg, TRUE)
+ || var_check_ro(di->di_flags, arg_errmsg, TRUE))
+ break;
+ dictitem_remove(d, di);
+ }
+ }
+ }
+ hash_unlock(ht);
+ }
+ else
+ {
+ vimvars[VV_KEY].vv_type = VAR_NUMBER;
+
+ for (li = l->lv_first; li != NULL; li = nli)
+ {
+ if (map && tv_check_lock(li->li_tv.v_lock, arg_errmsg, TRUE))
+ break;
+ nli = li->li_next;
+ vimvars[VV_KEY].vv_nr = idx;
+ if (filter_map_one(&li->li_tv, expr, map, &rem) == FAIL
+ || did_emsg)
+ break;
+ if (!map && rem)
+ listitem_remove(l, li);
+ ++idx;
+ }
+ }
+
+ restore_vimvar(VV_KEY, &save_key);
+ restore_vimvar(VV_VAL, &save_val);
+
+ did_emsg |= save_did_emsg;
+ }
+
+ copy_tv(&argvars[0], rettv);
+}
+
#endif /* defined(FEAT_MODIFY_FNAME) || defined(FEAT_EVAL) */
--- /dev/null
+/* vi:set ts=8 sts=4 sw=4:
+ *
+ * VIM - Vi IMproved by Bram Moolenaar
+ *
+ * Do ":help uganda" in Vim to read copying and usage conditions.
+ * Do ":help credits" in Vim to see a list of people who contributed.
+ * See README.txt for an overview of the Vim source code.
+ */
+
+/*
+ * evalfunc.c: Builtin functions
+ */
+#define USING_FLOAT_STUFF
+
+#include "vim.h"
+
+#if defined(FEAT_EVAL) || defined(PROTO)
+
+#ifdef AMIGA
+# include <time.h> /* for strftime() */
+#endif
+
+#ifdef VMS
+# include <float.h>
+#endif
+
+#ifdef MACOS
+# include <time.h> /* for time_t */
+#endif
+
+static char *e_listarg = N_("E686: Argument of %s must be a List");
+#ifdef FEAT_QUICKFIX
+static char *e_stringreq = N_("E928: String required");
+#endif
+
+#ifdef FEAT_FLOAT
+static void f_abs(typval_T *argvars, typval_T *rettv);
+static void f_acos(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_add(typval_T *argvars, typval_T *rettv);
+static void f_and(typval_T *argvars, typval_T *rettv);
+static void f_append(typval_T *argvars, typval_T *rettv);
+static void f_argc(typval_T *argvars, typval_T *rettv);
+static void f_argidx(typval_T *argvars, typval_T *rettv);
+static void f_arglistid(typval_T *argvars, typval_T *rettv);
+static void f_argv(typval_T *argvars, typval_T *rettv);
+static void f_assert_equal(typval_T *argvars, typval_T *rettv);
+static void f_assert_exception(typval_T *argvars, typval_T *rettv);
+static void f_assert_fails(typval_T *argvars, typval_T *rettv);
+static void f_assert_false(typval_T *argvars, typval_T *rettv);
+static void f_assert_match(typval_T *argvars, typval_T *rettv);
+static void f_assert_notequal(typval_T *argvars, typval_T *rettv);
+static void f_assert_notmatch(typval_T *argvars, typval_T *rettv);
+static void f_assert_true(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_asin(typval_T *argvars, typval_T *rettv);
+static void f_atan(typval_T *argvars, typval_T *rettv);
+static void f_atan2(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_browse(typval_T *argvars, typval_T *rettv);
+static void f_browsedir(typval_T *argvars, typval_T *rettv);
+static void f_bufexists(typval_T *argvars, typval_T *rettv);
+static void f_buflisted(typval_T *argvars, typval_T *rettv);
+static void f_bufloaded(typval_T *argvars, typval_T *rettv);
+static void f_bufname(typval_T *argvars, typval_T *rettv);
+static void f_bufnr(typval_T *argvars, typval_T *rettv);
+static void f_bufwinid(typval_T *argvars, typval_T *rettv);
+static void f_bufwinnr(typval_T *argvars, typval_T *rettv);
+static void f_byte2line(typval_T *argvars, typval_T *rettv);
+static void byteidx(typval_T *argvars, typval_T *rettv, int comp);
+static void f_byteidx(typval_T *argvars, typval_T *rettv);
+static void f_byteidxcomp(typval_T *argvars, typval_T *rettv);
+static void f_call(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_ceil(typval_T *argvars, typval_T *rettv);
+#endif
+#ifdef FEAT_JOB_CHANNEL
+static void f_ch_close(typval_T *argvars, typval_T *rettv);
+static void f_ch_evalexpr(typval_T *argvars, typval_T *rettv);
+static void f_ch_evalraw(typval_T *argvars, typval_T *rettv);
+static void f_ch_getbufnr(typval_T *argvars, typval_T *rettv);
+static void f_ch_getjob(typval_T *argvars, typval_T *rettv);
+static void f_ch_info(typval_T *argvars, typval_T *rettv);
+static void f_ch_log(typval_T *argvars, typval_T *rettv);
+static void f_ch_logfile(typval_T *argvars, typval_T *rettv);
+static void f_ch_open(typval_T *argvars, typval_T *rettv);
+static void f_ch_read(typval_T *argvars, typval_T *rettv);
+static void f_ch_readraw(typval_T *argvars, typval_T *rettv);
+static void f_ch_sendexpr(typval_T *argvars, typval_T *rettv);
+static void f_ch_sendraw(typval_T *argvars, typval_T *rettv);
+static void f_ch_setoptions(typval_T *argvars, typval_T *rettv);
+static void f_ch_status(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_changenr(typval_T *argvars, typval_T *rettv);
+static void f_char2nr(typval_T *argvars, typval_T *rettv);
+static void f_cindent(typval_T *argvars, typval_T *rettv);
+static void f_clearmatches(typval_T *argvars, typval_T *rettv);
+static void f_col(typval_T *argvars, typval_T *rettv);
+#if defined(FEAT_INS_EXPAND)
+static void f_complete(typval_T *argvars, typval_T *rettv);
+static void f_complete_add(typval_T *argvars, typval_T *rettv);
+static void f_complete_check(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_confirm(typval_T *argvars, typval_T *rettv);
+static void f_copy(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_cos(typval_T *argvars, typval_T *rettv);
+static void f_cosh(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_count(typval_T *argvars, typval_T *rettv);
+static void f_cscope_connection(typval_T *argvars, typval_T *rettv);
+static void f_cursor(typval_T *argsvars, typval_T *rettv);
+static void f_deepcopy(typval_T *argvars, typval_T *rettv);
+static void f_delete(typval_T *argvars, typval_T *rettv);
+static void f_did_filetype(typval_T *argvars, typval_T *rettv);
+static void f_diff_filler(typval_T *argvars, typval_T *rettv);
+static void f_diff_hlID(typval_T *argvars, typval_T *rettv);
+static void f_empty(typval_T *argvars, typval_T *rettv);
+static void f_escape(typval_T *argvars, typval_T *rettv);
+static void f_eval(typval_T *argvars, typval_T *rettv);
+static void f_eventhandler(typval_T *argvars, typval_T *rettv);
+static void f_executable(typval_T *argvars, typval_T *rettv);
+static void f_execute(typval_T *argvars, typval_T *rettv);
+static void f_exepath(typval_T *argvars, typval_T *rettv);
+static void f_exists(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_exp(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_expand(typval_T *argvars, typval_T *rettv);
+static void f_extend(typval_T *argvars, typval_T *rettv);
+static void f_feedkeys(typval_T *argvars, typval_T *rettv);
+static void f_filereadable(typval_T *argvars, typval_T *rettv);
+static void f_filewritable(typval_T *argvars, typval_T *rettv);
+static void f_filter(typval_T *argvars, typval_T *rettv);
+static void f_finddir(typval_T *argvars, typval_T *rettv);
+static void f_findfile(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_float2nr(typval_T *argvars, typval_T *rettv);
+static void f_floor(typval_T *argvars, typval_T *rettv);
+static void f_fmod(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_fnameescape(typval_T *argvars, typval_T *rettv);
+static void f_fnamemodify(typval_T *argvars, typval_T *rettv);
+static void f_foldclosed(typval_T *argvars, typval_T *rettv);
+static void f_foldclosedend(typval_T *argvars, typval_T *rettv);
+static void f_foldlevel(typval_T *argvars, typval_T *rettv);
+static void f_foldtext(typval_T *argvars, typval_T *rettv);
+static void f_foldtextresult(typval_T *argvars, typval_T *rettv);
+static void f_foreground(typval_T *argvars, typval_T *rettv);
+static void f_function(typval_T *argvars, typval_T *rettv);
+static void f_garbagecollect(typval_T *argvars, typval_T *rettv);
+static void f_get(typval_T *argvars, typval_T *rettv);
+static void f_getbufline(typval_T *argvars, typval_T *rettv);
+static void f_getbufvar(typval_T *argvars, typval_T *rettv);
+static void f_getchar(typval_T *argvars, typval_T *rettv);
+static void f_getcharmod(typval_T *argvars, typval_T *rettv);
+static void f_getcharsearch(typval_T *argvars, typval_T *rettv);
+static void f_getcmdline(typval_T *argvars, typval_T *rettv);
+#if defined(FEAT_CMDL_COMPL)
+static void f_getcompletion(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_getcmdpos(typval_T *argvars, typval_T *rettv);
+static void f_getcmdtype(typval_T *argvars, typval_T *rettv);
+static void f_getcmdwintype(typval_T *argvars, typval_T *rettv);
+static void f_getcwd(typval_T *argvars, typval_T *rettv);
+static void f_getfontname(typval_T *argvars, typval_T *rettv);
+static void f_getfperm(typval_T *argvars, typval_T *rettv);
+static void f_getfsize(typval_T *argvars, typval_T *rettv);
+static void f_getftime(typval_T *argvars, typval_T *rettv);
+static void f_getftype(typval_T *argvars, typval_T *rettv);
+static void f_getline(typval_T *argvars, typval_T *rettv);
+static void f_getmatches(typval_T *argvars, typval_T *rettv);
+static void f_getpid(typval_T *argvars, typval_T *rettv);
+static void f_getcurpos(typval_T *argvars, typval_T *rettv);
+static void f_getpos(typval_T *argvars, typval_T *rettv);
+static void f_getqflist(typval_T *argvars, typval_T *rettv);
+static void f_getreg(typval_T *argvars, typval_T *rettv);
+static void f_getregtype(typval_T *argvars, typval_T *rettv);
+static void f_gettabvar(typval_T *argvars, typval_T *rettv);
+static void f_gettabwinvar(typval_T *argvars, typval_T *rettv);
+static void f_getwinposx(typval_T *argvars, typval_T *rettv);
+static void f_getwinposy(typval_T *argvars, typval_T *rettv);
+static void f_getwinvar(typval_T *argvars, typval_T *rettv);
+static void f_glob(typval_T *argvars, typval_T *rettv);
+static void f_globpath(typval_T *argvars, typval_T *rettv);
+static void f_glob2regpat(typval_T *argvars, typval_T *rettv);
+static void f_has(typval_T *argvars, typval_T *rettv);
+static void f_has_key(typval_T *argvars, typval_T *rettv);
+static void f_haslocaldir(typval_T *argvars, typval_T *rettv);
+static void f_hasmapto(typval_T *argvars, typval_T *rettv);
+static void f_histadd(typval_T *argvars, typval_T *rettv);
+static void f_histdel(typval_T *argvars, typval_T *rettv);
+static void f_histget(typval_T *argvars, typval_T *rettv);
+static void f_histnr(typval_T *argvars, typval_T *rettv);
+static void f_hlID(typval_T *argvars, typval_T *rettv);
+static void f_hlexists(typval_T *argvars, typval_T *rettv);
+static void f_hostname(typval_T *argvars, typval_T *rettv);
+static void f_iconv(typval_T *argvars, typval_T *rettv);
+static void f_indent(typval_T *argvars, typval_T *rettv);
+static void f_index(typval_T *argvars, typval_T *rettv);
+static void f_input(typval_T *argvars, typval_T *rettv);
+static void f_inputdialog(typval_T *argvars, typval_T *rettv);
+static void f_inputlist(typval_T *argvars, typval_T *rettv);
+static void f_inputrestore(typval_T *argvars, typval_T *rettv);
+static void f_inputsave(typval_T *argvars, typval_T *rettv);
+static void f_inputsecret(typval_T *argvars, typval_T *rettv);
+static void f_insert(typval_T *argvars, typval_T *rettv);
+static void f_invert(typval_T *argvars, typval_T *rettv);
+static void f_isdirectory(typval_T *argvars, typval_T *rettv);
+static void f_islocked(typval_T *argvars, typval_T *rettv);
+#if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
+static void f_isnan(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_items(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_JOB_CHANNEL
+static void f_job_getchannel(typval_T *argvars, typval_T *rettv);
+static void f_job_info(typval_T *argvars, typval_T *rettv);
+static void f_job_setoptions(typval_T *argvars, typval_T *rettv);
+static void f_job_start(typval_T *argvars, typval_T *rettv);
+static void f_job_stop(typval_T *argvars, typval_T *rettv);
+static void f_job_status(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_join(typval_T *argvars, typval_T *rettv);
+static void f_js_decode(typval_T *argvars, typval_T *rettv);
+static void f_js_encode(typval_T *argvars, typval_T *rettv);
+static void f_json_decode(typval_T *argvars, typval_T *rettv);
+static void f_json_encode(typval_T *argvars, typval_T *rettv);
+static void f_keys(typval_T *argvars, typval_T *rettv);
+static void f_last_buffer_nr(typval_T *argvars, typval_T *rettv);
+static void f_len(typval_T *argvars, typval_T *rettv);
+static void f_libcall(typval_T *argvars, typval_T *rettv);
+static void f_libcallnr(typval_T *argvars, typval_T *rettv);
+static void f_line(typval_T *argvars, typval_T *rettv);
+static void f_line2byte(typval_T *argvars, typval_T *rettv);
+static void f_lispindent(typval_T *argvars, typval_T *rettv);
+static void f_localtime(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_log(typval_T *argvars, typval_T *rettv);
+static void f_log10(typval_T *argvars, typval_T *rettv);
+#endif
+#ifdef FEAT_LUA
+static void f_luaeval(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_map(typval_T *argvars, typval_T *rettv);
+static void f_maparg(typval_T *argvars, typval_T *rettv);
+static void f_mapcheck(typval_T *argvars, typval_T *rettv);
+static void f_match(typval_T *argvars, typval_T *rettv);
+static void f_matchadd(typval_T *argvars, typval_T *rettv);
+static void f_matchaddpos(typval_T *argvars, typval_T *rettv);
+static void f_matcharg(typval_T *argvars, typval_T *rettv);
+static void f_matchdelete(typval_T *argvars, typval_T *rettv);
+static void f_matchend(typval_T *argvars, typval_T *rettv);
+static void f_matchlist(typval_T *argvars, typval_T *rettv);
+static void f_matchstr(typval_T *argvars, typval_T *rettv);
+static void f_matchstrpos(typval_T *argvars, typval_T *rettv);
+static void f_max(typval_T *argvars, typval_T *rettv);
+static void f_min(typval_T *argvars, typval_T *rettv);
+#ifdef vim_mkdir
+static void f_mkdir(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_mode(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_MZSCHEME
+static void f_mzeval(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_nextnonblank(typval_T *argvars, typval_T *rettv);
+static void f_nr2char(typval_T *argvars, typval_T *rettv);
+static void f_or(typval_T *argvars, typval_T *rettv);
+static void f_pathshorten(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_PERL
+static void f_perleval(typval_T *argvars, typval_T *rettv);
+#endif
+#ifdef FEAT_FLOAT
+static void f_pow(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_prevnonblank(typval_T *argvars, typval_T *rettv);
+static void f_printf(typval_T *argvars, typval_T *rettv);
+static void f_pumvisible(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_PYTHON3
+static void f_py3eval(typval_T *argvars, typval_T *rettv);
+#endif
+#ifdef FEAT_PYTHON
+static void f_pyeval(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_range(typval_T *argvars, typval_T *rettv);
+static void f_readfile(typval_T *argvars, typval_T *rettv);
+static void f_reltime(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_reltimefloat(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_reltimestr(typval_T *argvars, typval_T *rettv);
+static void f_remote_expr(typval_T *argvars, typval_T *rettv);
+static void f_remote_foreground(typval_T *argvars, typval_T *rettv);
+static void f_remote_peek(typval_T *argvars, typval_T *rettv);
+static void f_remote_read(typval_T *argvars, typval_T *rettv);
+static void f_remote_send(typval_T *argvars, typval_T *rettv);
+static void f_remove(typval_T *argvars, typval_T *rettv);
+static void f_rename(typval_T *argvars, typval_T *rettv);
+static void f_repeat(typval_T *argvars, typval_T *rettv);
+static void f_resolve(typval_T *argvars, typval_T *rettv);
+static void f_reverse(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_round(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_screenattr(typval_T *argvars, typval_T *rettv);
+static void f_screenchar(typval_T *argvars, typval_T *rettv);
+static void f_screencol(typval_T *argvars, typval_T *rettv);
+static void f_screenrow(typval_T *argvars, typval_T *rettv);
+static void f_search(typval_T *argvars, typval_T *rettv);
+static void f_searchdecl(typval_T *argvars, typval_T *rettv);
+static void f_searchpair(typval_T *argvars, typval_T *rettv);
+static void f_searchpairpos(typval_T *argvars, typval_T *rettv);
+static void f_searchpos(typval_T *argvars, typval_T *rettv);
+static void f_server2client(typval_T *argvars, typval_T *rettv);
+static void f_serverlist(typval_T *argvars, typval_T *rettv);
+static void f_setbufvar(typval_T *argvars, typval_T *rettv);
+static void f_setcharsearch(typval_T *argvars, typval_T *rettv);
+static void f_setcmdpos(typval_T *argvars, typval_T *rettv);
+static void f_setfperm(typval_T *argvars, typval_T *rettv);
+static void f_setline(typval_T *argvars, typval_T *rettv);
+static void f_setloclist(typval_T *argvars, typval_T *rettv);
+static void f_setmatches(typval_T *argvars, typval_T *rettv);
+static void f_setpos(typval_T *argvars, typval_T *rettv);
+static void f_setqflist(typval_T *argvars, typval_T *rettv);
+static void f_setreg(typval_T *argvars, typval_T *rettv);
+static void f_settabvar(typval_T *argvars, typval_T *rettv);
+static void f_settabwinvar(typval_T *argvars, typval_T *rettv);
+static void f_setwinvar(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_CRYPT
+static void f_sha256(typval_T *argvars, typval_T *rettv);
+#endif /* FEAT_CRYPT */
+static void f_shellescape(typval_T *argvars, typval_T *rettv);
+static void f_shiftwidth(typval_T *argvars, typval_T *rettv);
+static void f_simplify(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_sin(typval_T *argvars, typval_T *rettv);
+static void f_sinh(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_sort(typval_T *argvars, typval_T *rettv);
+static void f_soundfold(typval_T *argvars, typval_T *rettv);
+static void f_spellbadword(typval_T *argvars, typval_T *rettv);
+static void f_spellsuggest(typval_T *argvars, typval_T *rettv);
+static void f_split(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_sqrt(typval_T *argvars, typval_T *rettv);
+static void f_str2float(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_str2nr(typval_T *argvars, typval_T *rettv);
+static void f_strchars(typval_T *argvars, typval_T *rettv);
+#ifdef HAVE_STRFTIME
+static void f_strftime(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_strgetchar(typval_T *argvars, typval_T *rettv);
+static void f_stridx(typval_T *argvars, typval_T *rettv);
+static void f_string(typval_T *argvars, typval_T *rettv);
+static void f_strlen(typval_T *argvars, typval_T *rettv);
+static void f_strcharpart(typval_T *argvars, typval_T *rettv);
+static void f_strpart(typval_T *argvars, typval_T *rettv);
+static void f_strridx(typval_T *argvars, typval_T *rettv);
+static void f_strtrans(typval_T *argvars, typval_T *rettv);
+static void f_strdisplaywidth(typval_T *argvars, typval_T *rettv);
+static void f_strwidth(typval_T *argvars, typval_T *rettv);
+static void f_submatch(typval_T *argvars, typval_T *rettv);
+static void f_substitute(typval_T *argvars, typval_T *rettv);
+static void f_synID(typval_T *argvars, typval_T *rettv);
+static void f_synIDattr(typval_T *argvars, typval_T *rettv);
+static void f_synIDtrans(typval_T *argvars, typval_T *rettv);
+static void f_synstack(typval_T *argvars, typval_T *rettv);
+static void f_synconcealed(typval_T *argvars, typval_T *rettv);
+static void f_system(typval_T *argvars, typval_T *rettv);
+static void f_systemlist(typval_T *argvars, typval_T *rettv);
+static void f_tabpagebuflist(typval_T *argvars, typval_T *rettv);
+static void f_tabpagenr(typval_T *argvars, typval_T *rettv);
+static void f_tabpagewinnr(typval_T *argvars, typval_T *rettv);
+static void f_taglist(typval_T *argvars, typval_T *rettv);
+static void f_tagfiles(typval_T *argvars, typval_T *rettv);
+static void f_tempname(typval_T *argvars, typval_T *rettv);
+static void f_test_alloc_fail(typval_T *argvars, typval_T *rettv);
+static void f_test_autochdir(typval_T *argvars, typval_T *rettv);
+static void f_test_disable_char_avail(typval_T *argvars, typval_T *rettv);
+static void f_test_garbagecollect_now(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_JOB_CHANNEL
+static void f_test_null_channel(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_test_null_dict(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_JOB_CHANNEL
+static void f_test_null_job(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_test_null_list(typval_T *argvars, typval_T *rettv);
+static void f_test_null_partial(typval_T *argvars, typval_T *rettv);
+static void f_test_null_string(typval_T *argvars, typval_T *rettv);
+static void f_test_settime(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_tan(typval_T *argvars, typval_T *rettv);
+static void f_tanh(typval_T *argvars, typval_T *rettv);
+#endif
+#ifdef FEAT_TIMERS
+static void f_timer_start(typval_T *argvars, typval_T *rettv);
+static void f_timer_stop(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_tolower(typval_T *argvars, typval_T *rettv);
+static void f_toupper(typval_T *argvars, typval_T *rettv);
+static void f_tr(typval_T *argvars, typval_T *rettv);
+#ifdef FEAT_FLOAT
+static void f_trunc(typval_T *argvars, typval_T *rettv);
+#endif
+static void f_type(typval_T *argvars, typval_T *rettv);
+static void f_undofile(typval_T *argvars, typval_T *rettv);
+static void f_undotree(typval_T *argvars, typval_T *rettv);
+static void f_uniq(typval_T *argvars, typval_T *rettv);
+static void f_values(typval_T *argvars, typval_T *rettv);
+static void f_virtcol(typval_T *argvars, typval_T *rettv);
+static void f_visualmode(typval_T *argvars, typval_T *rettv);
+static void f_wildmenumode(typval_T *argvars, typval_T *rettv);
+static void f_win_findbuf(typval_T *argvars, typval_T *rettv);
+static void f_win_getid(typval_T *argvars, typval_T *rettv);
+static void f_win_gotoid(typval_T *argvars, typval_T *rettv);
+static void f_win_id2tabwin(typval_T *argvars, typval_T *rettv);
+static void f_win_id2win(typval_T *argvars, typval_T *rettv);
+static void f_winbufnr(typval_T *argvars, typval_T *rettv);
+static void f_wincol(typval_T *argvars, typval_T *rettv);
+static void f_winheight(typval_T *argvars, typval_T *rettv);
+static void f_winline(typval_T *argvars, typval_T *rettv);
+static void f_winnr(typval_T *argvars, typval_T *rettv);
+static void f_winrestcmd(typval_T *argvars, typval_T *rettv);
+static void f_winrestview(typval_T *argvars, typval_T *rettv);
+static void f_winsaveview(typval_T *argvars, typval_T *rettv);
+static void f_winwidth(typval_T *argvars, typval_T *rettv);
+static void f_writefile(typval_T *argvars, typval_T *rettv);
+static void f_wordcount(typval_T *argvars, typval_T *rettv);
+static void f_xor(typval_T *argvars, typval_T *rettv);
+
+/*
+ * Array with names and number of arguments of all internal functions
+ * MUST BE KEPT SORTED IN strcmp() ORDER FOR BINARY SEARCH!
+ */
+static struct fst
+{
+ char *f_name; /* function name */
+ char f_min_argc; /* minimal number of arguments */
+ char f_max_argc; /* maximal number of arguments */
+ void (*f_func)(typval_T *args, typval_T *rvar);
+ /* implementation of function */
+} functions[] =
+{
+#ifdef FEAT_FLOAT
+ {"abs", 1, 1, f_abs},
+ {"acos", 1, 1, f_acos}, /* WJMc */
+#endif
+ {"add", 2, 2, f_add},
+ {"and", 2, 2, f_and},
+ {"append", 2, 2, f_append},
+ {"argc", 0, 0, f_argc},
+ {"argidx", 0, 0, f_argidx},
+ {"arglistid", 0, 2, f_arglistid},
+ {"argv", 0, 1, f_argv},
+#ifdef FEAT_FLOAT
+ {"asin", 1, 1, f_asin}, /* WJMc */
+#endif
+ {"assert_equal", 2, 3, f_assert_equal},
+ {"assert_exception", 1, 2, f_assert_exception},
+ {"assert_fails", 1, 2, f_assert_fails},
+ {"assert_false", 1, 2, f_assert_false},
+ {"assert_match", 2, 3, f_assert_match},
+ {"assert_notequal", 2, 3, f_assert_notequal},
+ {"assert_notmatch", 2, 3, f_assert_notmatch},
+ {"assert_true", 1, 2, f_assert_true},
+#ifdef FEAT_FLOAT
+ {"atan", 1, 1, f_atan},
+ {"atan2", 2, 2, f_atan2},
+#endif
+ {"browse", 4, 4, f_browse},
+ {"browsedir", 2, 2, f_browsedir},
+ {"bufexists", 1, 1, f_bufexists},
+ {"buffer_exists", 1, 1, f_bufexists}, /* obsolete */
+ {"buffer_name", 1, 1, f_bufname}, /* obsolete */
+ {"buffer_number", 1, 1, f_bufnr}, /* obsolete */
+ {"buflisted", 1, 1, f_buflisted},
+ {"bufloaded", 1, 1, f_bufloaded},
+ {"bufname", 1, 1, f_bufname},
+ {"bufnr", 1, 2, f_bufnr},
+ {"bufwinid", 1, 1, f_bufwinid},
+ {"bufwinnr", 1, 1, f_bufwinnr},
+ {"byte2line", 1, 1, f_byte2line},
+ {"byteidx", 2, 2, f_byteidx},
+ {"byteidxcomp", 2, 2, f_byteidxcomp},
+ {"call", 2, 3, f_call},
+#ifdef FEAT_FLOAT
+ {"ceil", 1, 1, f_ceil},
+#endif
+#ifdef FEAT_JOB_CHANNEL
+ {"ch_close", 1, 1, f_ch_close},
+ {"ch_evalexpr", 2, 3, f_ch_evalexpr},
+ {"ch_evalraw", 2, 3, f_ch_evalraw},
+ {"ch_getbufnr", 2, 2, f_ch_getbufnr},
+ {"ch_getjob", 1, 1, f_ch_getjob},
+ {"ch_info", 1, 1, f_ch_info},
+ {"ch_log", 1, 2, f_ch_log},
+ {"ch_logfile", 1, 2, f_ch_logfile},
+ {"ch_open", 1, 2, f_ch_open},
+ {"ch_read", 1, 2, f_ch_read},
+ {"ch_readraw", 1, 2, f_ch_readraw},
+ {"ch_sendexpr", 2, 3, f_ch_sendexpr},
+ {"ch_sendraw", 2, 3, f_ch_sendraw},
+ {"ch_setoptions", 2, 2, f_ch_setoptions},
+ {"ch_status", 1, 1, f_ch_status},
+#endif
+ {"changenr", 0, 0, f_changenr},
+ {"char2nr", 1, 2, f_char2nr},
+ {"cindent", 1, 1, f_cindent},
+ {"clearmatches", 0, 0, f_clearmatches},
+ {"col", 1, 1, f_col},
+#if defined(FEAT_INS_EXPAND)
+ {"complete", 2, 2, f_complete},
+ {"complete_add", 1, 1, f_complete_add},
+ {"complete_check", 0, 0, f_complete_check},
+#endif
+ {"confirm", 1, 4, f_confirm},
+ {"copy", 1, 1, f_copy},
+#ifdef FEAT_FLOAT
+ {"cos", 1, 1, f_cos},
+ {"cosh", 1, 1, f_cosh},
+#endif
+ {"count", 2, 4, f_count},
+ {"cscope_connection",0,3, f_cscope_connection},
+ {"cursor", 1, 3, f_cursor},
+ {"deepcopy", 1, 2, f_deepcopy},
+ {"delete", 1, 2, f_delete},
+ {"did_filetype", 0, 0, f_did_filetype},
+ {"diff_filler", 1, 1, f_diff_filler},
+ {"diff_hlID", 2, 2, f_diff_hlID},
+ {"empty", 1, 1, f_empty},
+ {"escape", 2, 2, f_escape},
+ {"eval", 1, 1, f_eval},
+ {"eventhandler", 0, 0, f_eventhandler},
+ {"executable", 1, 1, f_executable},
+ {"execute", 1, 2, f_execute},
+ {"exepath", 1, 1, f_exepath},
+ {"exists", 1, 1, f_exists},
+#ifdef FEAT_FLOAT
+ {"exp", 1, 1, f_exp},
+#endif
+ {"expand", 1, 3, f_expand},
+ {"extend", 2, 3, f_extend},
+ {"feedkeys", 1, 2, f_feedkeys},
+ {"file_readable", 1, 1, f_filereadable}, /* obsolete */
+ {"filereadable", 1, 1, f_filereadable},
+ {"filewritable", 1, 1, f_filewritable},
+ {"filter", 2, 2, f_filter},
+ {"finddir", 1, 3, f_finddir},
+ {"findfile", 1, 3, f_findfile},
+#ifdef FEAT_FLOAT
+ {"float2nr", 1, 1, f_float2nr},
+ {"floor", 1, 1, f_floor},
+ {"fmod", 2, 2, f_fmod},
+#endif
+ {"fnameescape", 1, 1, f_fnameescape},
+ {"fnamemodify", 2, 2, f_fnamemodify},
+ {"foldclosed", 1, 1, f_foldclosed},
+ {"foldclosedend", 1, 1, f_foldclosedend},
+ {"foldlevel", 1, 1, f_foldlevel},
+ {"foldtext", 0, 0, f_foldtext},
+ {"foldtextresult", 1, 1, f_foldtextresult},
+ {"foreground", 0, 0, f_foreground},
+ {"function", 1, 3, f_function},
+ {"garbagecollect", 0, 1, f_garbagecollect},
+ {"get", 2, 3, f_get},
+ {"getbufline", 2, 3, f_getbufline},
+ {"getbufvar", 2, 3, f_getbufvar},
+ {"getchar", 0, 1, f_getchar},
+ {"getcharmod", 0, 0, f_getcharmod},
+ {"getcharsearch", 0, 0, f_getcharsearch},
+ {"getcmdline", 0, 0, f_getcmdline},
+ {"getcmdpos", 0, 0, f_getcmdpos},
+ {"getcmdtype", 0, 0, f_getcmdtype},
+ {"getcmdwintype", 0, 0, f_getcmdwintype},
+#if defined(FEAT_CMDL_COMPL)
+ {"getcompletion", 2, 2, f_getcompletion},
+#endif
+ {"getcurpos", 0, 0, f_getcurpos},
+ {"getcwd", 0, 2, f_getcwd},
+ {"getfontname", 0, 1, f_getfontname},
+ {"getfperm", 1, 1, f_getfperm},
+ {"getfsize", 1, 1, f_getfsize},
+ {"getftime", 1, 1, f_getftime},
+ {"getftype", 1, 1, f_getftype},
+ {"getline", 1, 2, f_getline},
+ {"getloclist", 1, 1, f_getqflist},
+ {"getmatches", 0, 0, f_getmatches},
+ {"getpid", 0, 0, f_getpid},
+ {"getpos", 1, 1, f_getpos},
+ {"getqflist", 0, 0, f_getqflist},
+ {"getreg", 0, 3, f_getreg},
+ {"getregtype", 0, 1, f_getregtype},
+ {"gettabvar", 2, 3, f_gettabvar},
+ {"gettabwinvar", 3, 4, f_gettabwinvar},
+ {"getwinposx", 0, 0, f_getwinposx},
+ {"getwinposy", 0, 0, f_getwinposy},
+ {"getwinvar", 2, 3, f_getwinvar},
+ {"glob", 1, 4, f_glob},
+ {"glob2regpat", 1, 1, f_glob2regpat},
+ {"globpath", 2, 5, f_globpath},
+ {"has", 1, 1, f_has},
+ {"has_key", 2, 2, f_has_key},
+ {"haslocaldir", 0, 2, f_haslocaldir},
+ {"hasmapto", 1, 3, f_hasmapto},
+ {"highlightID", 1, 1, f_hlID}, /* obsolete */
+ {"highlight_exists",1, 1, f_hlexists}, /* obsolete */
+ {"histadd", 2, 2, f_histadd},
+ {"histdel", 1, 2, f_histdel},
+ {"histget", 1, 2, f_histget},
+ {"histnr", 1, 1, f_histnr},
+ {"hlID", 1, 1, f_hlID},
+ {"hlexists", 1, 1, f_hlexists},
+ {"hostname", 0, 0, f_hostname},
+ {"iconv", 3, 3, f_iconv},
+ {"indent", 1, 1, f_indent},
+ {"index", 2, 4, f_index},
+ {"input", 1, 3, f_input},
+ {"inputdialog", 1, 3, f_inputdialog},
+ {"inputlist", 1, 1, f_inputlist},
+ {"inputrestore", 0, 0, f_inputrestore},
+ {"inputsave", 0, 0, f_inputsave},
+ {"inputsecret", 1, 2, f_inputsecret},
+ {"insert", 2, 3, f_insert},
+ {"invert", 1, 1, f_invert},
+ {"isdirectory", 1, 1, f_isdirectory},
+ {"islocked", 1, 1, f_islocked},
+#if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
+ {"isnan", 1, 1, f_isnan},
+#endif
+ {"items", 1, 1, f_items},
+#ifdef FEAT_JOB_CHANNEL
+ {"job_getchannel", 1, 1, f_job_getchannel},
+ {"job_info", 1, 1, f_job_info},
+ {"job_setoptions", 2, 2, f_job_setoptions},
+ {"job_start", 1, 2, f_job_start},
+ {"job_status", 1, 1, f_job_status},
+ {"job_stop", 1, 2, f_job_stop},
+#endif
+ {"join", 1, 2, f_join},
+ {"js_decode", 1, 1, f_js_decode},
+ {"js_encode", 1, 1, f_js_encode},
+ {"json_decode", 1, 1, f_json_decode},
+ {"json_encode", 1, 1, f_json_encode},
+ {"keys", 1, 1, f_keys},
+ {"last_buffer_nr", 0, 0, f_last_buffer_nr},/* obsolete */
+ {"len", 1, 1, f_len},
+ {"libcall", 3, 3, f_libcall},
+ {"libcallnr", 3, 3, f_libcallnr},
+ {"line", 1, 1, f_line},
+ {"line2byte", 1, 1, f_line2byte},
+ {"lispindent", 1, 1, f_lispindent},
+ {"localtime", 0, 0, f_localtime},
+#ifdef FEAT_FLOAT
+ {"log", 1, 1, f_log},
+ {"log10", 1, 1, f_log10},
+#endif
+#ifdef FEAT_LUA
+ {"luaeval", 1, 2, f_luaeval},
+#endif
+ {"map", 2, 2, f_map},
+ {"maparg", 1, 4, f_maparg},
+ {"mapcheck", 1, 3, f_mapcheck},
+ {"match", 2, 4, f_match},
+ {"matchadd", 2, 5, f_matchadd},
+ {"matchaddpos", 2, 5, f_matchaddpos},
+ {"matcharg", 1, 1, f_matcharg},
+ {"matchdelete", 1, 1, f_matchdelete},
+ {"matchend", 2, 4, f_matchend},
+ {"matchlist", 2, 4, f_matchlist},
+ {"matchstr", 2, 4, f_matchstr},
+ {"matchstrpos", 2, 4, f_matchstrpos},
+ {"max", 1, 1, f_max},
+ {"min", 1, 1, f_min},
+#ifdef vim_mkdir
+ {"mkdir", 1, 3, f_mkdir},
+#endif
+ {"mode", 0, 1, f_mode},
+#ifdef FEAT_MZSCHEME
+ {"mzeval", 1, 1, f_mzeval},
+#endif
+ {"nextnonblank", 1, 1, f_nextnonblank},
+ {"nr2char", 1, 2, f_nr2char},
+ {"or", 2, 2, f_or},
+ {"pathshorten", 1, 1, f_pathshorten},
+#ifdef FEAT_PERL
+ {"perleval", 1, 1, f_perleval},
+#endif
+#ifdef FEAT_FLOAT
+ {"pow", 2, 2, f_pow},
+#endif
+ {"prevnonblank", 1, 1, f_prevnonblank},
+ {"printf", 2, 19, f_printf},
+ {"pumvisible", 0, 0, f_pumvisible},
+#ifdef FEAT_PYTHON3
+ {"py3eval", 1, 1, f_py3eval},
+#endif
+#ifdef FEAT_PYTHON
+ {"pyeval", 1, 1, f_pyeval},
+#endif
+ {"range", 1, 3, f_range},
+ {"readfile", 1, 3, f_readfile},
+ {"reltime", 0, 2, f_reltime},
+#ifdef FEAT_FLOAT
+ {"reltimefloat", 1, 1, f_reltimefloat},
+#endif
+ {"reltimestr", 1, 1, f_reltimestr},
+ {"remote_expr", 2, 3, f_remote_expr},
+ {"remote_foreground", 1, 1, f_remote_foreground},
+ {"remote_peek", 1, 2, f_remote_peek},
+ {"remote_read", 1, 1, f_remote_read},
+ {"remote_send", 2, 3, f_remote_send},
+ {"remove", 2, 3, f_remove},
+ {"rename", 2, 2, f_rename},
+ {"repeat", 2, 2, f_repeat},
+ {"resolve", 1, 1, f_resolve},
+ {"reverse", 1, 1, f_reverse},
+#ifdef FEAT_FLOAT
+ {"round", 1, 1, f_round},
+#endif
+ {"screenattr", 2, 2, f_screenattr},
+ {"screenchar", 2, 2, f_screenchar},
+ {"screencol", 0, 0, f_screencol},
+ {"screenrow", 0, 0, f_screenrow},
+ {"search", 1, 4, f_search},
+ {"searchdecl", 1, 3, f_searchdecl},
+ {"searchpair", 3, 7, f_searchpair},
+ {"searchpairpos", 3, 7, f_searchpairpos},
+ {"searchpos", 1, 4, f_searchpos},
+ {"server2client", 2, 2, f_server2client},
+ {"serverlist", 0, 0, f_serverlist},
+ {"setbufvar", 3, 3, f_setbufvar},
+ {"setcharsearch", 1, 1, f_setcharsearch},
+ {"setcmdpos", 1, 1, f_setcmdpos},
+ {"setfperm", 2, 2, f_setfperm},
+ {"setline", 2, 2, f_setline},
+ {"setloclist", 2, 3, f_setloclist},
+ {"setmatches", 1, 1, f_setmatches},
+ {"setpos", 2, 2, f_setpos},
+ {"setqflist", 1, 2, f_setqflist},
+ {"setreg", 2, 3, f_setreg},
+ {"settabvar", 3, 3, f_settabvar},
+ {"settabwinvar", 4, 4, f_settabwinvar},
+ {"setwinvar", 3, 3, f_setwinvar},
+#ifdef FEAT_CRYPT
+ {"sha256", 1, 1, f_sha256},
+#endif
+ {"shellescape", 1, 2, f_shellescape},
+ {"shiftwidth", 0, 0, f_shiftwidth},
+ {"simplify", 1, 1, f_simplify},
+#ifdef FEAT_FLOAT
+ {"sin", 1, 1, f_sin},
+ {"sinh", 1, 1, f_sinh},
+#endif
+ {"sort", 1, 3, f_sort},
+ {"soundfold", 1, 1, f_soundfold},
+ {"spellbadword", 0, 1, f_spellbadword},
+ {"spellsuggest", 1, 3, f_spellsuggest},
+ {"split", 1, 3, f_split},
+#ifdef FEAT_FLOAT
+ {"sqrt", 1, 1, f_sqrt},
+ {"str2float", 1, 1, f_str2float},
+#endif
+ {"str2nr", 1, 2, f_str2nr},
+ {"strcharpart", 2, 3, f_strcharpart},
+ {"strchars", 1, 2, f_strchars},
+ {"strdisplaywidth", 1, 2, f_strdisplaywidth},
+#ifdef HAVE_STRFTIME
+ {"strftime", 1, 2, f_strftime},
+#endif
+ {"strgetchar", 2, 2, f_strgetchar},
+ {"stridx", 2, 3, f_stridx},
+ {"string", 1, 1, f_string},
+ {"strlen", 1, 1, f_strlen},
+ {"strpart", 2, 3, f_strpart},
+ {"strridx", 2, 3, f_strridx},
+ {"strtrans", 1, 1, f_strtrans},
+ {"strwidth", 1, 1, f_strwidth},
+ {"submatch", 1, 2, f_submatch},
+ {"substitute", 4, 4, f_substitute},
+ {"synID", 3, 3, f_synID},
+ {"synIDattr", 2, 3, f_synIDattr},
+ {"synIDtrans", 1, 1, f_synIDtrans},
+ {"synconcealed", 2, 2, f_synconcealed},
+ {"synstack", 2, 2, f_synstack},
+ {"system", 1, 2, f_system},
+ {"systemlist", 1, 2, f_systemlist},
+ {"tabpagebuflist", 0, 1, f_tabpagebuflist},
+ {"tabpagenr", 0, 1, f_tabpagenr},
+ {"tabpagewinnr", 1, 2, f_tabpagewinnr},
+ {"tagfiles", 0, 0, f_tagfiles},
+ {"taglist", 1, 1, f_taglist},
+#ifdef FEAT_FLOAT
+ {"tan", 1, 1, f_tan},
+ {"tanh", 1, 1, f_tanh},
+#endif
+ {"tempname", 0, 0, f_tempname},
+ {"test_alloc_fail", 3, 3, f_test_alloc_fail},
+ {"test_autochdir", 0, 0, f_test_autochdir},
+ {"test_disable_char_avail", 1, 1, f_test_disable_char_avail},
+ {"test_garbagecollect_now", 0, 0, f_test_garbagecollect_now},
+#ifdef FEAT_JOB_CHANNEL
+ {"test_null_channel", 0, 0, f_test_null_channel},
+#endif
+ {"test_null_dict", 0, 0, f_test_null_dict},
+#ifdef FEAT_JOB_CHANNEL
+ {"test_null_job", 0, 0, f_test_null_job},
+#endif
+ {"test_null_list", 0, 0, f_test_null_list},
+ {"test_null_partial", 0, 0, f_test_null_partial},
+ {"test_null_string", 0, 0, f_test_null_string},
+ {"test_settime", 1, 1, f_test_settime},
+#ifdef FEAT_TIMERS
+ {"timer_start", 2, 3, f_timer_start},
+ {"timer_stop", 1, 1, f_timer_stop},
+#endif
+ {"tolower", 1, 1, f_tolower},
+ {"toupper", 1, 1, f_toupper},
+ {"tr", 3, 3, f_tr},
+#ifdef FEAT_FLOAT
+ {"trunc", 1, 1, f_trunc},
+#endif
+ {"type", 1, 1, f_type},
+ {"undofile", 1, 1, f_undofile},
+ {"undotree", 0, 0, f_undotree},
+ {"uniq", 1, 3, f_uniq},
+ {"values", 1, 1, f_values},
+ {"virtcol", 1, 1, f_virtcol},
+ {"visualmode", 0, 1, f_visualmode},
+ {"wildmenumode", 0, 0, f_wildmenumode},
+ {"win_findbuf", 1, 1, f_win_findbuf},
+ {"win_getid", 0, 2, f_win_getid},
+ {"win_gotoid", 1, 1, f_win_gotoid},
+ {"win_id2tabwin", 1, 1, f_win_id2tabwin},
+ {"win_id2win", 1, 1, f_win_id2win},
+ {"winbufnr", 1, 1, f_winbufnr},
+ {"wincol", 0, 0, f_wincol},
+ {"winheight", 1, 1, f_winheight},
+ {"winline", 0, 0, f_winline},
+ {"winnr", 0, 1, f_winnr},
+ {"winrestcmd", 0, 0, f_winrestcmd},
+ {"winrestview", 1, 1, f_winrestview},
+ {"winsaveview", 0, 0, f_winsaveview},
+ {"winwidth", 1, 1, f_winwidth},
+ {"wordcount", 0, 0, f_wordcount},
+ {"writefile", 2, 3, f_writefile},
+ {"xor", 2, 2, f_xor},
+};
+
+#if defined(FEAT_CMDL_COMPL) || defined(PROTO)
+
+/*
+ * Function given to ExpandGeneric() to obtain the list of internal
+ * or user defined function names.
+ */
+ char_u *
+get_function_name(expand_T *xp, int idx)
+{
+ static int intidx = -1;
+ char_u *name;
+
+ if (idx == 0)
+ intidx = -1;
+ if (intidx < 0)
+ {
+ name = get_user_func_name(xp, idx);
+ if (name != NULL)
+ return name;
+ }
+ if (++intidx < (int)(sizeof(functions) / sizeof(struct fst)))
+ {
+ STRCPY(IObuff, functions[intidx].f_name);
+ STRCAT(IObuff, "(");
+ if (functions[intidx].f_max_argc == 0)
+ STRCAT(IObuff, ")");
+ return IObuff;
+ }
+
+ return NULL;
+}
+
+/*
+ * Function given to ExpandGeneric() to obtain the list of internal or
+ * user defined variable or function names.
+ */
+ char_u *
+get_expr_name(expand_T *xp, int idx)
+{
+ static int intidx = -1;
+ char_u *name;
+
+ if (idx == 0)
+ intidx = -1;
+ if (intidx < 0)
+ {
+ name = get_function_name(xp, idx);
+ if (name != NULL)
+ return name;
+ }
+ return get_user_var_name(xp, ++intidx);
+}
+
+#endif /* FEAT_CMDL_COMPL */
+
+#if defined(EBCDIC) || defined(PROTO)
+/*
+ * Compare struct fst by function name.
+ */
+ static int
+compare_func_name(const void *s1, const void *s2)
+{
+ struct fst *p1 = (struct fst *)s1;
+ struct fst *p2 = (struct fst *)s2;
+
+ return STRCMP(p1->f_name, p2->f_name);
+}
+
+/*
+ * Sort the function table by function name.
+ * The sorting of the table above is ASCII dependant.
+ * On machines using EBCDIC we have to sort it.
+ */
+ static void
+sortFunctions(void)
+{
+ int funcCnt = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
+
+ qsort(functions, (size_t)funcCnt, sizeof(struct fst), compare_func_name);
+}
+#endif
+
+
+/*
+ * Find internal function in table above.
+ * Return index, or -1 if not found
+ */
+ int
+find_internal_func(
+ char_u *name) /* name of the function */
+{
+ int first = 0;
+ int last = (int)(sizeof(functions) / sizeof(struct fst)) - 1;
+ int cmp;
+ int x;
+
+ /*
+ * Find the function name in the table. Binary search.
+ */
+ while (first <= last)
+ {
+ x = first + ((unsigned)(last - first) >> 1);
+ cmp = STRCMP(name, functions[x].f_name);
+ if (cmp < 0)
+ last = x - 1;
+ else if (cmp > 0)
+ first = x + 1;
+ else
+ return x;
+ }
+ return -1;
+}
+
+ int
+call_internal_func(
+ char_u *name,
+ int argcount,
+ typval_T *argvars,
+ typval_T *rettv)
+{
+ int i;
+
+ i = find_internal_func(name);
+ if (i < 0)
+ return ERROR_UNKNOWN;
+ if (argcount < functions[i].f_min_argc)
+ return ERROR_TOOFEW;
+ if (argcount > functions[i].f_max_argc)
+ return ERROR_TOOMANY;
+ argvars[argcount].v_type = VAR_UNKNOWN;
+ functions[i].f_func(argvars, rettv);
+ return ERROR_NONE;
+}
+
+/*
+ * Return TRUE for a non-zero Number and a non-empty String.
+ */
+ static int
+non_zero_arg(typval_T *argvars)
+{
+ return ((argvars[0].v_type == VAR_NUMBER
+ && argvars[0].vval.v_number != 0)
+ || (argvars[0].v_type == VAR_SPECIAL
+ && argvars[0].vval.v_number == VVAL_TRUE)
+ || (argvars[0].v_type == VAR_STRING
+ && argvars[0].vval.v_string != NULL
+ && *argvars[0].vval.v_string != NUL));
+}
+
+/*
+ * Get the lnum from the first argument.
+ * Also accepts ".", "$", etc., but that only works for the current buffer.
+ * Returns -1 on error.
+ */
+ static linenr_T
+get_tv_lnum(typval_T *argvars)
+{
+ typval_T rettv;
+ linenr_T lnum;
+
+ lnum = (linenr_T)get_tv_number_chk(&argvars[0], NULL);
+ if (lnum == 0) /* no valid number, try using line() */
+ {
+ rettv.v_type = VAR_NUMBER;
+ f_line(argvars, &rettv);
+ lnum = (linenr_T)rettv.vval.v_number;
+ clear_tv(&rettv);
+ }
+ return lnum;
+}
+
+#ifdef FEAT_FLOAT
+static int get_float_arg(typval_T *argvars, float_T *f);
+
+/*
+ * Get the float value of "argvars[0]" into "f".
+ * Returns FAIL when the argument is not a Number or Float.
+ */
+ static int
+get_float_arg(typval_T *argvars, float_T *f)
+{
+ if (argvars[0].v_type == VAR_FLOAT)
+ {
+ *f = argvars[0].vval.v_float;
+ return OK;
+ }
+ if (argvars[0].v_type == VAR_NUMBER)
+ {
+ *f = (float_T)argvars[0].vval.v_number;
+ return OK;
+ }
+ EMSG(_("E808: Number or Float required"));
+ return FAIL;
+}
+
+/*
+ * "abs(expr)" function
+ */
+ static void
+f_abs(typval_T *argvars, typval_T *rettv)
+{
+ if (argvars[0].v_type == VAR_FLOAT)
+ {
+ rettv->v_type = VAR_FLOAT;
+ rettv->vval.v_float = fabs(argvars[0].vval.v_float);
+ }
+ else
+ {
+ varnumber_T n;
+ int error = FALSE;
+
+ n = get_tv_number_chk(&argvars[0], &error);
+ if (error)
+ rettv->vval.v_number = -1;
+ else if (n > 0)
+ rettv->vval.v_number = n;
+ else
+ rettv->vval.v_number = -n;
+ }
+}
+
+/*
+ * "acos()" function
+ */
+ static void
+f_acos(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = acos(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "add(list, item)" function
+ */
+ static void
+f_add(typval_T *argvars, typval_T *rettv)
+{
+ list_T *l;
+
+ rettv->vval.v_number = 1; /* Default: Failed */
+ if (argvars[0].v_type == VAR_LIST)
+ {
+ if ((l = argvars[0].vval.v_list) != NULL
+ && !tv_check_lock(l->lv_lock,
+ (char_u *)N_("add() argument"), TRUE)
+ && list_append_tv(l, &argvars[1]) == OK)
+ copy_tv(&argvars[0], rettv);
+ }
+ else
+ EMSG(_(e_listreq));
+}
+
+/*
+ * "and(expr, expr)" function
+ */
+ static void
+f_and(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = get_tv_number_chk(&argvars[0], NULL)
+ & get_tv_number_chk(&argvars[1], NULL);
+}
+
+/*
+ * "append(lnum, string/list)" function
+ */
+ static void
+f_append(typval_T *argvars, typval_T *rettv)
+{
+ long lnum;
+ char_u *line;
+ list_T *l = NULL;
+ listitem_T *li = NULL;
+ typval_T *tv;
+ long added = 0;
+
+ /* When coming here from Insert mode, sync undo, so that this can be
+ * undone separately from what was previously inserted. */
+ if (u_sync_once == 2)
+ {
+ u_sync_once = 1; /* notify that u_sync() was called */
+ u_sync(TRUE);
+ }
+
+ lnum = get_tv_lnum(argvars);
+ if (lnum >= 0
+ && lnum <= curbuf->b_ml.ml_line_count
+ && u_save(lnum, lnum + 1) == OK)
+ {
+ if (argvars[1].v_type == VAR_LIST)
+ {
+ l = argvars[1].vval.v_list;
+ if (l == NULL)
+ return;
+ li = l->lv_first;
+ }
+ for (;;)
+ {
+ if (l == NULL)
+ tv = &argvars[1]; /* append a string */
+ else if (li == NULL)
+ break; /* end of list */
+ else
+ tv = &li->li_tv; /* append item from list */
+ line = get_tv_string_chk(tv);
+ if (line == NULL) /* type error */
+ {
+ rettv->vval.v_number = 1; /* Failed */
+ break;
+ }
+ ml_append(lnum + added, line, (colnr_T)0, FALSE);
+ ++added;
+ if (l == NULL)
+ break;
+ li = li->li_next;
+ }
+
+ appended_lines_mark(lnum, added);
+ if (curwin->w_cursor.lnum > lnum)
+ curwin->w_cursor.lnum += added;
+ }
+ else
+ rettv->vval.v_number = 1; /* Failed */
+}
+
+/*
+ * "argc()" function
+ */
+ static void
+f_argc(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = ARGCOUNT;
+}
+
+/*
+ * "argidx()" function
+ */
+ static void
+f_argidx(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = curwin->w_arg_idx;
+}
+
+/*
+ * "arglistid()" function
+ */
+ static void
+f_arglistid(typval_T *argvars, typval_T *rettv)
+{
+ win_T *wp;
+
+ rettv->vval.v_number = -1;
+ wp = find_tabwin(&argvars[0], &argvars[1]);
+ if (wp != NULL)
+ rettv->vval.v_number = wp->w_alist->id;
+}
+
+/*
+ * "argv(nr)" function
+ */
+ static void
+f_argv(typval_T *argvars, typval_T *rettv)
+{
+ int idx;
+
+ if (argvars[0].v_type != VAR_UNKNOWN)
+ {
+ idx = (int)get_tv_number_chk(&argvars[0], NULL);
+ if (idx >= 0 && idx < ARGCOUNT)
+ rettv->vval.v_string = vim_strsave(alist_name(&ARGLIST[idx]));
+ else
+ rettv->vval.v_string = NULL;
+ rettv->v_type = VAR_STRING;
+ }
+ else if (rettv_list_alloc(rettv) == OK)
+ for (idx = 0; idx < ARGCOUNT; ++idx)
+ list_append_string(rettv->vval.v_list,
+ alist_name(&ARGLIST[idx]), -1);
+}
+
+/*
+ * "assert_equal(expected, actual[, msg])" function
+ */
+ static void
+f_assert_equal(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ assert_equal_common(argvars, ASSERT_EQUAL);
+}
+
+/*
+ * "assert_notequal(expected, actual[, msg])" function
+ */
+ static void
+f_assert_notequal(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ assert_equal_common(argvars, ASSERT_NOTEQUAL);
+}
+
+/*
+ * "assert_exception(string[, msg])" function
+ */
+ static void
+f_assert_exception(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ assert_exception(argvars);
+}
+
+/*
+ * "assert_fails(cmd [, error])" function
+ */
+ static void
+f_assert_fails(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ assert_fails(argvars);
+}
+
+/*
+ * "assert_false(actual[, msg])" function
+ */
+ static void
+f_assert_false(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ assert_bool(argvars, FALSE);
+}
+
+/*
+ * "assert_match(pattern, actual[, msg])" function
+ */
+ static void
+f_assert_match(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ assert_match_common(argvars, ASSERT_MATCH);
+}
+
+/*
+ * "assert_notmatch(pattern, actual[, msg])" function
+ */
+ static void
+f_assert_notmatch(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ assert_match_common(argvars, ASSERT_NOTMATCH);
+}
+
+/*
+ * "assert_true(actual[, msg])" function
+ */
+ static void
+f_assert_true(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ assert_bool(argvars, TRUE);
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "asin()" function
+ */
+ static void
+f_asin(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = asin(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+
+/*
+ * "atan()" function
+ */
+ static void
+f_atan(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = atan(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+
+/*
+ * "atan2()" function
+ */
+ static void
+f_atan2(typval_T *argvars, typval_T *rettv)
+{
+ float_T fx = 0.0, fy = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &fx) == OK
+ && get_float_arg(&argvars[1], &fy) == OK)
+ rettv->vval.v_float = atan2(fx, fy);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "browse(save, title, initdir, default)" function
+ */
+ static void
+f_browse(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_BROWSE
+ int save;
+ char_u *title;
+ char_u *initdir;
+ char_u *defname;
+ char_u buf[NUMBUFLEN];
+ char_u buf2[NUMBUFLEN];
+ int error = FALSE;
+
+ save = (int)get_tv_number_chk(&argvars[0], &error);
+ title = get_tv_string_chk(&argvars[1]);
+ initdir = get_tv_string_buf_chk(&argvars[2], buf);
+ defname = get_tv_string_buf_chk(&argvars[3], buf2);
+
+ if (error || title == NULL || initdir == NULL || defname == NULL)
+ rettv->vval.v_string = NULL;
+ else
+ rettv->vval.v_string =
+ do_browse(save ? BROWSE_SAVE : 0,
+ title, defname, NULL, initdir, NULL, curbuf);
+#else
+ rettv->vval.v_string = NULL;
+#endif
+ rettv->v_type = VAR_STRING;
+}
+
+/*
+ * "browsedir(title, initdir)" function
+ */
+ static void
+f_browsedir(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_BROWSE
+ char_u *title;
+ char_u *initdir;
+ char_u buf[NUMBUFLEN];
+
+ title = get_tv_string_chk(&argvars[0]);
+ initdir = get_tv_string_buf_chk(&argvars[1], buf);
+
+ if (title == NULL || initdir == NULL)
+ rettv->vval.v_string = NULL;
+ else
+ rettv->vval.v_string = do_browse(BROWSE_DIR,
+ title, NULL, NULL, initdir, NULL, curbuf);
+#else
+ rettv->vval.v_string = NULL;
+#endif
+ rettv->v_type = VAR_STRING;
+}
+
+static buf_T *find_buffer(typval_T *avar);
+
+/*
+ * Find a buffer by number or exact name.
+ */
+ static buf_T *
+find_buffer(typval_T *avar)
+{
+ buf_T *buf = NULL;
+
+ if (avar->v_type == VAR_NUMBER)
+ buf = buflist_findnr((int)avar->vval.v_number);
+ else if (avar->v_type == VAR_STRING && avar->vval.v_string != NULL)
+ {
+ buf = buflist_findname_exp(avar->vval.v_string);
+ if (buf == NULL)
+ {
+ /* No full path name match, try a match with a URL or a "nofile"
+ * buffer, these don't use the full path. */
+ for (buf = firstbuf; buf != NULL; buf = buf->b_next)
+ if (buf->b_fname != NULL
+ && (path_with_url(buf->b_fname)
+#ifdef FEAT_QUICKFIX
+ || bt_nofile(buf)
+#endif
+ )
+ && STRCMP(buf->b_fname, avar->vval.v_string) == 0)
+ break;
+ }
+ }
+ return buf;
+}
+
+/*
+ * "bufexists(expr)" function
+ */
+ static void
+f_bufexists(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = (find_buffer(&argvars[0]) != NULL);
+}
+
+/*
+ * "buflisted(expr)" function
+ */
+ static void
+f_buflisted(typval_T *argvars, typval_T *rettv)
+{
+ buf_T *buf;
+
+ buf = find_buffer(&argvars[0]);
+ rettv->vval.v_number = (buf != NULL && buf->b_p_bl);
+}
+
+/*
+ * "bufloaded(expr)" function
+ */
+ static void
+f_bufloaded(typval_T *argvars, typval_T *rettv)
+{
+ buf_T *buf;
+
+ buf = find_buffer(&argvars[0]);
+ rettv->vval.v_number = (buf != NULL && buf->b_ml.ml_mfp != NULL);
+}
+
+ buf_T *
+buflist_find_by_name(char_u *name, int curtab_only)
+{
+ int save_magic;
+ char_u *save_cpo;
+ buf_T *buf;
+
+ /* Ignore 'magic' and 'cpoptions' here to make scripts portable */
+ save_magic = p_magic;
+ p_magic = TRUE;
+ save_cpo = p_cpo;
+ p_cpo = (char_u *)"";
+
+ buf = buflist_findnr(buflist_findpat(name, name + STRLEN(name),
+ TRUE, FALSE, curtab_only));
+
+ p_magic = save_magic;
+ p_cpo = save_cpo;
+ return buf;
+}
+
+/*
+ * Get buffer by number or pattern.
+ */
+ static buf_T *
+get_buf_tv(typval_T *tv, int curtab_only)
+{
+ char_u *name = tv->vval.v_string;
+ buf_T *buf;
+
+ if (tv->v_type == VAR_NUMBER)
+ return buflist_findnr((int)tv->vval.v_number);
+ if (tv->v_type != VAR_STRING)
+ return NULL;
+ if (name == NULL || *name == NUL)
+ return curbuf;
+ if (name[0] == '$' && name[1] == NUL)
+ return lastbuf;
+
+ buf = buflist_find_by_name(name, curtab_only);
+
+ /* If not found, try expanding the name, like done for bufexists(). */
+ if (buf == NULL)
+ buf = find_buffer(tv);
+
+ return buf;
+}
+
+/*
+ * "bufname(expr)" function
+ */
+ static void
+f_bufname(typval_T *argvars, typval_T *rettv)
+{
+ buf_T *buf;
+
+ (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
+ ++emsg_off;
+ buf = get_buf_tv(&argvars[0], FALSE);
+ rettv->v_type = VAR_STRING;
+ if (buf != NULL && buf->b_fname != NULL)
+ rettv->vval.v_string = vim_strsave(buf->b_fname);
+ else
+ rettv->vval.v_string = NULL;
+ --emsg_off;
+}
+
+/*
+ * "bufnr(expr)" function
+ */
+ static void
+f_bufnr(typval_T *argvars, typval_T *rettv)
+{
+ buf_T *buf;
+ int error = FALSE;
+ char_u *name;
+
+ (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
+ ++emsg_off;
+ buf = get_buf_tv(&argvars[0], FALSE);
+ --emsg_off;
+
+ /* If the buffer isn't found and the second argument is not zero create a
+ * new buffer. */
+ if (buf == NULL
+ && argvars[1].v_type != VAR_UNKNOWN
+ && get_tv_number_chk(&argvars[1], &error) != 0
+ && !error
+ && (name = get_tv_string_chk(&argvars[0])) != NULL
+ && !error)
+ buf = buflist_new(name, NULL, (linenr_T)1, 0);
+
+ if (buf != NULL)
+ rettv->vval.v_number = buf->b_fnum;
+ else
+ rettv->vval.v_number = -1;
+}
+
+ static void
+buf_win_common(typval_T *argvars, typval_T *rettv, int get_nr)
+{
+#ifdef FEAT_WINDOWS
+ win_T *wp;
+ int winnr = 0;
+#endif
+ buf_T *buf;
+
+ (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
+ ++emsg_off;
+ buf = get_buf_tv(&argvars[0], TRUE);
+#ifdef FEAT_WINDOWS
+ for (wp = firstwin; wp; wp = wp->w_next)
+ {
+ ++winnr;
+ if (wp->w_buffer == buf)
+ break;
+ }
+ rettv->vval.v_number = (wp != NULL ? (get_nr ? winnr : wp->w_id) : -1);
+#else
+ rettv->vval.v_number = (curwin->w_buffer == buf
+ ? (get_nr ? 1 : curwin->w_id) : -1);
+#endif
+ --emsg_off;
+}
+
+/*
+ * "bufwinid(nr)" function
+ */
+ static void
+f_bufwinid(typval_T *argvars, typval_T *rettv)
+{
+ buf_win_common(argvars, rettv, FALSE);
+}
+
+/*
+ * "bufwinnr(nr)" function
+ */
+ static void
+f_bufwinnr(typval_T *argvars, typval_T *rettv)
+{
+ buf_win_common(argvars, rettv, TRUE);
+}
+
+/*
+ * "byte2line(byte)" function
+ */
+ static void
+f_byte2line(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifndef FEAT_BYTEOFF
+ rettv->vval.v_number = -1;
+#else
+ long boff = 0;
+
+ boff = get_tv_number(&argvars[0]) - 1; /* boff gets -1 on type error */
+ if (boff < 0)
+ rettv->vval.v_number = -1;
+ else
+ rettv->vval.v_number = ml_find_line_or_offset(curbuf,
+ (linenr_T)0, &boff);
+#endif
+}
+
+ static void
+byteidx(typval_T *argvars, typval_T *rettv, int comp UNUSED)
+{
+#ifdef FEAT_MBYTE
+ char_u *t;
+#endif
+ char_u *str;
+ varnumber_T idx;
+
+ str = get_tv_string_chk(&argvars[0]);
+ idx = get_tv_number_chk(&argvars[1], NULL);
+ rettv->vval.v_number = -1;
+ if (str == NULL || idx < 0)
+ return;
+
+#ifdef FEAT_MBYTE
+ t = str;
+ for ( ; idx > 0; idx--)
+ {
+ if (*t == NUL) /* EOL reached */
+ return;
+ if (enc_utf8 && comp)
+ t += utf_ptr2len(t);
+ else
+ t += (*mb_ptr2len)(t);
+ }
+ rettv->vval.v_number = (varnumber_T)(t - str);
+#else
+ if ((size_t)idx <= STRLEN(str))
+ rettv->vval.v_number = idx;
+#endif
+}
+
+/*
+ * "byteidx()" function
+ */
+ static void
+f_byteidx(typval_T *argvars, typval_T *rettv)
+{
+ byteidx(argvars, rettv, FALSE);
+}
+
+/*
+ * "byteidxcomp()" function
+ */
+ static void
+f_byteidxcomp(typval_T *argvars, typval_T *rettv)
+{
+ byteidx(argvars, rettv, TRUE);
+}
+
+/*
+ * "call(func, arglist [, dict])" function
+ */
+ static void
+f_call(typval_T *argvars, typval_T *rettv)
+{
+ char_u *func;
+ partial_T *partial = NULL;
+ dict_T *selfdict = NULL;
+
+ if (argvars[1].v_type != VAR_LIST)
+ {
+ EMSG(_(e_listreq));
+ return;
+ }
+ if (argvars[1].vval.v_list == NULL)
+ return;
+
+ if (argvars[0].v_type == VAR_FUNC)
+ func = argvars[0].vval.v_string;
+ else if (argvars[0].v_type == VAR_PARTIAL)
+ {
+ partial = argvars[0].vval.v_partial;
+ func = partial->pt_name;
+ }
+ else
+ func = get_tv_string(&argvars[0]);
+ if (*func == NUL)
+ return; /* type error or empty name */
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ if (argvars[2].v_type != VAR_DICT)
+ {
+ EMSG(_(e_dictreq));
+ return;
+ }
+ selfdict = argvars[2].vval.v_dict;
+ }
+
+ (void)func_call(func, &argvars[1], partial, selfdict, rettv);
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "ceil({float})" function
+ */
+ static void
+f_ceil(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = ceil(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+#ifdef FEAT_JOB_CHANNEL
+/*
+ * "ch_close()" function
+ */
+ static void
+f_ch_close(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ channel_T *channel = get_channel_arg(&argvars[0], TRUE, FALSE, 0);
+
+ if (channel != NULL)
+ {
+ channel_close(channel, FALSE);
+ channel_clear(channel);
+ }
+}
+
+/*
+ * "ch_getbufnr()" function
+ */
+ static void
+f_ch_getbufnr(typval_T *argvars, typval_T *rettv)
+{
+ channel_T *channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
+
+ rettv->vval.v_number = -1;
+ if (channel != NULL)
+ {
+ char_u *what = get_tv_string(&argvars[1]);
+ int part;
+
+ if (STRCMP(what, "err") == 0)
+ part = PART_ERR;
+ else if (STRCMP(what, "out") == 0)
+ part = PART_OUT;
+ else if (STRCMP(what, "in") == 0)
+ part = PART_IN;
+ else
+ part = PART_SOCK;
+ if (channel->ch_part[part].ch_bufref.br_buf != NULL)
+ rettv->vval.v_number =
+ channel->ch_part[part].ch_bufref.br_buf->b_fnum;
+ }
+}
+
+/*
+ * "ch_getjob()" function
+ */
+ static void
+f_ch_getjob(typval_T *argvars, typval_T *rettv)
+{
+ channel_T *channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
+
+ if (channel != NULL)
+ {
+ rettv->v_type = VAR_JOB;
+ rettv->vval.v_job = channel->ch_job;
+ if (channel->ch_job != NULL)
+ ++channel->ch_job->jv_refcount;
+ }
+}
+
+/*
+ * "ch_info()" function
+ */
+ static void
+f_ch_info(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ channel_T *channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
+
+ if (channel != NULL && rettv_dict_alloc(rettv) != FAIL)
+ channel_info(channel, rettv->vval.v_dict);
+}
+
+/*
+ * "ch_log()" function
+ */
+ static void
+f_ch_log(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ char_u *msg = get_tv_string(&argvars[0]);
+ channel_T *channel = NULL;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ channel = get_channel_arg(&argvars[1], FALSE, FALSE, 0);
+
+ ch_log(channel, (char *)msg);
+}
+
+/*
+ * "ch_logfile()" function
+ */
+ static void
+f_ch_logfile(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ char_u *fname;
+ char_u *opt = (char_u *)"";
+ char_u buf[NUMBUFLEN];
+
+ fname = get_tv_string(&argvars[0]);
+ if (argvars[1].v_type == VAR_STRING)
+ opt = get_tv_string_buf(&argvars[1], buf);
+ ch_logfile(fname, opt);
+}
+
+/*
+ * "ch_open()" function
+ */
+ static void
+f_ch_open(typval_T *argvars, typval_T *rettv)
+{
+ rettv->v_type = VAR_CHANNEL;
+ if (check_restricted() || check_secure())
+ return;
+ rettv->vval.v_channel = channel_open_func(argvars);
+}
+
+/*
+ * "ch_read()" function
+ */
+ static void
+f_ch_read(typval_T *argvars, typval_T *rettv)
+{
+ common_channel_read(argvars, rettv, FALSE);
+}
+
+/*
+ * "ch_readraw()" function
+ */
+ static void
+f_ch_readraw(typval_T *argvars, typval_T *rettv)
+{
+ common_channel_read(argvars, rettv, TRUE);
+}
+
+/*
+ * "ch_evalexpr()" function
+ */
+ static void
+f_ch_evalexpr(typval_T *argvars, typval_T *rettv)
+{
+ ch_expr_common(argvars, rettv, TRUE);
+}
+
+/*
+ * "ch_sendexpr()" function
+ */
+ static void
+f_ch_sendexpr(typval_T *argvars, typval_T *rettv)
+{
+ ch_expr_common(argvars, rettv, FALSE);
+}
+
+/*
+ * "ch_evalraw()" function
+ */
+ static void
+f_ch_evalraw(typval_T *argvars, typval_T *rettv)
+{
+ ch_raw_common(argvars, rettv, TRUE);
+}
+
+/*
+ * "ch_sendraw()" function
+ */
+ static void
+f_ch_sendraw(typval_T *argvars, typval_T *rettv)
+{
+ ch_raw_common(argvars, rettv, FALSE);
+}
+
+/*
+ * "ch_setoptions()" function
+ */
+ static void
+f_ch_setoptions(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ channel_T *channel;
+ jobopt_T opt;
+
+ channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
+ if (channel == NULL)
+ return;
+ clear_job_options(&opt);
+ if (get_job_options(&argvars[1], &opt,
+ JO_CB_ALL + JO_TIMEOUT_ALL + JO_MODE_ALL) == OK)
+ channel_set_options(channel, &opt);
+ free_job_options(&opt);
+}
+
+/*
+ * "ch_status()" function
+ */
+ static void
+f_ch_status(typval_T *argvars, typval_T *rettv)
+{
+ channel_T *channel;
+
+ /* return an empty string by default */
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+ channel = get_channel_arg(&argvars[0], FALSE, FALSE, 0);
+ rettv->vval.v_string = vim_strsave((char_u *)channel_status(channel));
+}
+#endif
+
+/*
+ * "changenr()" function
+ */
+ static void
+f_changenr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = curbuf->b_u_seq_cur;
+}
+
+/*
+ * "char2nr(string)" function
+ */
+ static void
+f_char2nr(typval_T *argvars, typval_T *rettv)
+{
+#ifdef FEAT_MBYTE
+ if (has_mbyte)
+ {
+ int utf8 = 0;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ utf8 = (int)get_tv_number_chk(&argvars[1], NULL);
+
+ if (utf8)
+ rettv->vval.v_number = (*utf_ptr2char)(get_tv_string(&argvars[0]));
+ else
+ rettv->vval.v_number = (*mb_ptr2char)(get_tv_string(&argvars[0]));
+ }
+ else
+#endif
+ rettv->vval.v_number = get_tv_string(&argvars[0])[0];
+}
+
+/*
+ * "cindent(lnum)" function
+ */
+ static void
+f_cindent(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_CINDENT
+ pos_T pos;
+ linenr_T lnum;
+
+ pos = curwin->w_cursor;
+ lnum = get_tv_lnum(argvars);
+ if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
+ {
+ curwin->w_cursor.lnum = lnum;
+ rettv->vval.v_number = get_c_indent();
+ curwin->w_cursor = pos;
+ }
+ else
+#endif
+ rettv->vval.v_number = -1;
+}
+
+/*
+ * "clearmatches()" function
+ */
+ static void
+f_clearmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_SEARCH_EXTRA
+ clear_matches(curwin);
+#endif
+}
+
+/*
+ * "col(string)" function
+ */
+ static void
+f_col(typval_T *argvars, typval_T *rettv)
+{
+ colnr_T col = 0;
+ pos_T *fp;
+ int fnum = curbuf->b_fnum;
+
+ fp = var2fpos(&argvars[0], FALSE, &fnum);
+ if (fp != NULL && fnum == curbuf->b_fnum)
+ {
+ if (fp->col == MAXCOL)
+ {
+ /* '> can be MAXCOL, get the length of the line then */
+ if (fp->lnum <= curbuf->b_ml.ml_line_count)
+ col = (colnr_T)STRLEN(ml_get(fp->lnum)) + 1;
+ else
+ col = MAXCOL;
+ }
+ else
+ {
+ col = fp->col + 1;
+#ifdef FEAT_VIRTUALEDIT
+ /* col(".") when the cursor is on the NUL at the end of the line
+ * because of "coladd" can be seen as an extra column. */
+ if (virtual_active() && fp == &curwin->w_cursor)
+ {
+ char_u *p = ml_get_cursor();
+
+ if (curwin->w_cursor.coladd >= (colnr_T)chartabsize(p,
+ curwin->w_virtcol - curwin->w_cursor.coladd))
+ {
+# ifdef FEAT_MBYTE
+ int l;
+
+ if (*p != NUL && p[(l = (*mb_ptr2len)(p))] == NUL)
+ col += l;
+# else
+ if (*p != NUL && p[1] == NUL)
+ ++col;
+# endif
+ }
+ }
+#endif
+ }
+ }
+ rettv->vval.v_number = col;
+}
+
+#if defined(FEAT_INS_EXPAND)
+/*
+ * "complete()" function
+ */
+ static void
+f_complete(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ int startcol;
+
+ if ((State & INSERT) == 0)
+ {
+ EMSG(_("E785: complete() can only be used in Insert mode"));
+ return;
+ }
+
+ /* Check for undo allowed here, because if something was already inserted
+ * the line was already saved for undo and this check isn't done. */
+ if (!undo_allowed())
+ return;
+
+ if (argvars[1].v_type != VAR_LIST || argvars[1].vval.v_list == NULL)
+ {
+ EMSG(_(e_invarg));
+ return;
+ }
+
+ startcol = (int)get_tv_number_chk(&argvars[0], NULL);
+ if (startcol <= 0)
+ return;
+
+ set_completion(startcol - 1, argvars[1].vval.v_list);
+}
+
+/*
+ * "complete_add()" function
+ */
+ static void
+f_complete_add(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = ins_compl_add_tv(&argvars[0], 0);
+}
+
+/*
+ * "complete_check()" function
+ */
+ static void
+f_complete_check(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ int saved = RedrawingDisabled;
+
+ RedrawingDisabled = 0;
+ ins_compl_check_keys(0);
+ rettv->vval.v_number = compl_interrupted;
+ RedrawingDisabled = saved;
+}
+#endif
+
+/*
+ * "confirm(message, buttons[, default [, type]])" function
+ */
+ static void
+f_confirm(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
+ char_u *message;
+ char_u *buttons = NULL;
+ char_u buf[NUMBUFLEN];
+ char_u buf2[NUMBUFLEN];
+ int def = 1;
+ int type = VIM_GENERIC;
+ char_u *typestr;
+ int error = FALSE;
+
+ message = get_tv_string_chk(&argvars[0]);
+ if (message == NULL)
+ error = TRUE;
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ buttons = get_tv_string_buf_chk(&argvars[1], buf);
+ if (buttons == NULL)
+ error = TRUE;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ def = (int)get_tv_number_chk(&argvars[2], &error);
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ {
+ typestr = get_tv_string_buf_chk(&argvars[3], buf2);
+ if (typestr == NULL)
+ error = TRUE;
+ else
+ {
+ switch (TOUPPER_ASC(*typestr))
+ {
+ case 'E': type = VIM_ERROR; break;
+ case 'Q': type = VIM_QUESTION; break;
+ case 'I': type = VIM_INFO; break;
+ case 'W': type = VIM_WARNING; break;
+ case 'G': type = VIM_GENERIC; break;
+ }
+ }
+ }
+ }
+ }
+
+ if (buttons == NULL || *buttons == NUL)
+ buttons = (char_u *)_("&Ok");
+
+ if (!error)
+ rettv->vval.v_number = do_dialog(type, NULL, message, buttons,
+ def, NULL, FALSE);
+#endif
+}
+
+/*
+ * "copy()" function
+ */
+ static void
+f_copy(typval_T *argvars, typval_T *rettv)
+{
+ item_copy(&argvars[0], rettv, FALSE, 0);
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "cos()" function
+ */
+ static void
+f_cos(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = cos(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+
+/*
+ * "cosh()" function
+ */
+ static void
+f_cosh(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = cosh(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "count()" function
+ */
+ static void
+f_count(typval_T *argvars, typval_T *rettv)
+{
+ long n = 0;
+ int ic = FALSE;
+
+ if (argvars[0].v_type == VAR_LIST)
+ {
+ listitem_T *li;
+ list_T *l;
+ long idx;
+
+ if ((l = argvars[0].vval.v_list) != NULL)
+ {
+ li = l->lv_first;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ int error = FALSE;
+
+ ic = (int)get_tv_number_chk(&argvars[2], &error);
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ {
+ idx = (long)get_tv_number_chk(&argvars[3], &error);
+ if (!error)
+ {
+ li = list_find(l, idx);
+ if (li == NULL)
+ EMSGN(_(e_listidx), idx);
+ }
+ }
+ if (error)
+ li = NULL;
+ }
+
+ for ( ; li != NULL; li = li->li_next)
+ if (tv_equal(&li->li_tv, &argvars[1], ic, FALSE))
+ ++n;
+ }
+ }
+ else if (argvars[0].v_type == VAR_DICT)
+ {
+ int todo;
+ dict_T *d;
+ hashitem_T *hi;
+
+ if ((d = argvars[0].vval.v_dict) != NULL)
+ {
+ int error = FALSE;
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ ic = (int)get_tv_number_chk(&argvars[2], &error);
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ EMSG(_(e_invarg));
+ }
+
+ todo = error ? 0 : (int)d->dv_hashtab.ht_used;
+ for (hi = d->dv_hashtab.ht_array; todo > 0; ++hi)
+ {
+ if (!HASHITEM_EMPTY(hi))
+ {
+ --todo;
+ if (tv_equal(&HI2DI(hi)->di_tv, &argvars[1], ic, FALSE))
+ ++n;
+ }
+ }
+ }
+ }
+ else
+ EMSG2(_(e_listdictarg), "count()");
+ rettv->vval.v_number = n;
+}
+
+/*
+ * "cscope_connection([{num} , {dbpath} [, {prepend}]])" function
+ *
+ * Checks the existence of a cscope connection.
+ */
+ static void
+f_cscope_connection(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_CSCOPE
+ int num = 0;
+ char_u *dbpath = NULL;
+ char_u *prepend = NULL;
+ char_u buf[NUMBUFLEN];
+
+ if (argvars[0].v_type != VAR_UNKNOWN
+ && argvars[1].v_type != VAR_UNKNOWN)
+ {
+ num = (int)get_tv_number(&argvars[0]);
+ dbpath = get_tv_string(&argvars[1]);
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ prepend = get_tv_string_buf(&argvars[2], buf);
+ }
+
+ rettv->vval.v_number = cs_connection(num, dbpath, prepend);
+#endif
+}
+
+/*
+ * "cursor(lnum, col)" function, or
+ * "cursor(list)"
+ *
+ * Moves the cursor to the specified line and column.
+ * Returns 0 when the position could be set, -1 otherwise.
+ */
+ static void
+f_cursor(typval_T *argvars, typval_T *rettv)
+{
+ long line, col;
+#ifdef FEAT_VIRTUALEDIT
+ long coladd = 0;
+#endif
+ int set_curswant = TRUE;
+
+ rettv->vval.v_number = -1;
+ if (argvars[1].v_type == VAR_UNKNOWN)
+ {
+ pos_T pos;
+ colnr_T curswant = -1;
+
+ if (list2fpos(argvars, &pos, NULL, &curswant) == FAIL)
+ {
+ EMSG(_(e_invarg));
+ return;
+ }
+ line = pos.lnum;
+ col = pos.col;
+#ifdef FEAT_VIRTUALEDIT
+ coladd = pos.coladd;
+#endif
+ if (curswant >= 0)
+ {
+ curwin->w_curswant = curswant - 1;
+ set_curswant = FALSE;
+ }
+ }
+ else
+ {
+ line = get_tv_lnum(argvars);
+ col = (long)get_tv_number_chk(&argvars[1], NULL);
+#ifdef FEAT_VIRTUALEDIT
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ coladd = (long)get_tv_number_chk(&argvars[2], NULL);
+#endif
+ }
+ if (line < 0 || col < 0
+#ifdef FEAT_VIRTUALEDIT
+ || coladd < 0
+#endif
+ )
+ return; /* type error; errmsg already given */
+ if (line > 0)
+ curwin->w_cursor.lnum = line;
+ if (col > 0)
+ curwin->w_cursor.col = col - 1;
+#ifdef FEAT_VIRTUALEDIT
+ curwin->w_cursor.coladd = coladd;
+#endif
+
+ /* Make sure the cursor is in a valid position. */
+ check_cursor();
+#ifdef FEAT_MBYTE
+ /* Correct cursor for multi-byte character. */
+ if (has_mbyte)
+ mb_adjust_cursor();
+#endif
+
+ curwin->w_set_curswant = set_curswant;
+ rettv->vval.v_number = 0;
+}
+
+/*
+ * "deepcopy()" function
+ */
+ static void
+f_deepcopy(typval_T *argvars, typval_T *rettv)
+{
+ int noref = 0;
+ int copyID;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ noref = (int)get_tv_number_chk(&argvars[1], NULL);
+ if (noref < 0 || noref > 1)
+ EMSG(_(e_invarg));
+ else
+ {
+ copyID = get_copyID();
+ item_copy(&argvars[0], rettv, TRUE, noref == 0 ? copyID : 0);
+ }
+}
+
+/*
+ * "delete()" function
+ */
+ static void
+f_delete(typval_T *argvars, typval_T *rettv)
+{
+ char_u nbuf[NUMBUFLEN];
+ char_u *name;
+ char_u *flags;
+
+ rettv->vval.v_number = -1;
+ if (check_restricted() || check_secure())
+ return;
+
+ name = get_tv_string(&argvars[0]);
+ if (name == NULL || *name == NUL)
+ {
+ EMSG(_(e_invarg));
+ return;
+ }
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ flags = get_tv_string_buf(&argvars[1], nbuf);
+ else
+ flags = (char_u *)"";
+
+ if (*flags == NUL)
+ /* delete a file */
+ rettv->vval.v_number = mch_remove(name) == 0 ? 0 : -1;
+ else if (STRCMP(flags, "d") == 0)
+ /* delete an empty directory */
+ rettv->vval.v_number = mch_rmdir(name) == 0 ? 0 : -1;
+ else if (STRCMP(flags, "rf") == 0)
+ /* delete a directory recursively */
+ rettv->vval.v_number = delete_recursive(name);
+ else
+ EMSG2(_(e_invexpr2), flags);
+}
+
+/*
+ * "did_filetype()" function
+ */
+ static void
+f_did_filetype(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_AUTOCMD
+ rettv->vval.v_number = did_filetype;
+#endif
+}
+
+/*
+ * "diff_filler()" function
+ */
+ static void
+f_diff_filler(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_DIFF
+ rettv->vval.v_number = diff_check_fill(curwin, get_tv_lnum(argvars));
+#endif
+}
+
+/*
+ * "diff_hlID()" function
+ */
+ static void
+f_diff_hlID(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_DIFF
+ linenr_T lnum = get_tv_lnum(argvars);
+ static linenr_T prev_lnum = 0;
+ static int changedtick = 0;
+ static int fnum = 0;
+ static int change_start = 0;
+ static int change_end = 0;
+ static hlf_T hlID = (hlf_T)0;
+ int filler_lines;
+ int col;
+
+ if (lnum < 0) /* ignore type error in {lnum} arg */
+ lnum = 0;
+ if (lnum != prev_lnum
+ || changedtick != curbuf->b_changedtick
+ || fnum != curbuf->b_fnum)
+ {
+ /* New line, buffer, change: need to get the values. */
+ filler_lines = diff_check(curwin, lnum);
+ if (filler_lines < 0)
+ {
+ if (filler_lines == -1)
+ {
+ change_start = MAXCOL;
+ change_end = -1;
+ if (diff_find_change(curwin, lnum, &change_start, &change_end))
+ hlID = HLF_ADD; /* added line */
+ else
+ hlID = HLF_CHD; /* changed line */
+ }
+ else
+ hlID = HLF_ADD; /* added line */
+ }
+ else
+ hlID = (hlf_T)0;
+ prev_lnum = lnum;
+ changedtick = curbuf->b_changedtick;
+ fnum = curbuf->b_fnum;
+ }
+
+ if (hlID == HLF_CHD || hlID == HLF_TXD)
+ {
+ col = get_tv_number(&argvars[1]) - 1; /* ignore type error in {col} */
+ if (col >= change_start && col <= change_end)
+ hlID = HLF_TXD; /* changed text */
+ else
+ hlID = HLF_CHD; /* changed line */
+ }
+ rettv->vval.v_number = hlID == (hlf_T)0 ? 0 : (int)hlID;
+#endif
+}
+
+/*
+ * "empty({expr})" function
+ */
+ static void
+f_empty(typval_T *argvars, typval_T *rettv)
+{
+ int n = FALSE;
+
+ switch (argvars[0].v_type)
+ {
+ case VAR_STRING:
+ case VAR_FUNC:
+ n = argvars[0].vval.v_string == NULL
+ || *argvars[0].vval.v_string == NUL;
+ break;
+ case VAR_PARTIAL:
+ n = FALSE;
+ break;
+ case VAR_NUMBER:
+ n = argvars[0].vval.v_number == 0;
+ break;
+ case VAR_FLOAT:
+#ifdef FEAT_FLOAT
+ n = argvars[0].vval.v_float == 0.0;
+ break;
+#endif
+ case VAR_LIST:
+ n = argvars[0].vval.v_list == NULL
+ || argvars[0].vval.v_list->lv_first == NULL;
+ break;
+ case VAR_DICT:
+ n = argvars[0].vval.v_dict == NULL
+ || argvars[0].vval.v_dict->dv_hashtab.ht_used == 0;
+ break;
+ case VAR_SPECIAL:
+ n = argvars[0].vval.v_number != VVAL_TRUE;
+ break;
+
+ case VAR_JOB:
+#ifdef FEAT_JOB_CHANNEL
+ n = argvars[0].vval.v_job == NULL
+ || argvars[0].vval.v_job->jv_status != JOB_STARTED;
+ break;
+#endif
+ case VAR_CHANNEL:
+#ifdef FEAT_JOB_CHANNEL
+ n = argvars[0].vval.v_channel == NULL
+ || !channel_is_open(argvars[0].vval.v_channel);
+ break;
+#endif
+ case VAR_UNKNOWN:
+ EMSG2(_(e_intern2), "f_empty(UNKNOWN)");
+ n = TRUE;
+ break;
+ }
+
+ rettv->vval.v_number = n;
+}
+
+/*
+ * "escape({string}, {chars})" function
+ */
+ static void
+f_escape(typval_T *argvars, typval_T *rettv)
+{
+ char_u buf[NUMBUFLEN];
+
+ rettv->vval.v_string = vim_strsave_escaped(get_tv_string(&argvars[0]),
+ get_tv_string_buf(&argvars[1], buf));
+ rettv->v_type = VAR_STRING;
+}
+
+/*
+ * "eval()" function
+ */
+ static void
+f_eval(typval_T *argvars, typval_T *rettv)
+{
+ char_u *s, *p;
+
+ s = get_tv_string_chk(&argvars[0]);
+ if (s != NULL)
+ s = skipwhite(s);
+
+ p = s;
+ if (s == NULL || eval1(&s, rettv, TRUE) == FAIL)
+ {
+ if (p != NULL && !aborting())
+ EMSG2(_(e_invexpr2), p);
+ need_clr_eos = FALSE;
+ rettv->v_type = VAR_NUMBER;
+ rettv->vval.v_number = 0;
+ }
+ else if (*s != NUL)
+ EMSG(_(e_trailing));
+}
+
+/*
+ * "eventhandler()" function
+ */
+ static void
+f_eventhandler(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = vgetc_busy;
+}
+
+/*
+ * "executable()" function
+ */
+ static void
+f_executable(typval_T *argvars, typval_T *rettv)
+{
+ char_u *name = get_tv_string(&argvars[0]);
+
+ /* Check in $PATH and also check directly if there is a directory name. */
+ rettv->vval.v_number = mch_can_exe(name, NULL, TRUE)
+ || (gettail(name) != name && mch_can_exe(name, NULL, FALSE));
+}
+
+static garray_T redir_execute_ga;
+
+/*
+ * Append "value[value_len]" to the execute() output.
+ */
+ void
+execute_redir_str(char_u *value, int value_len)
+{
+ int len;
+
+ if (value_len == -1)
+ len = (int)STRLEN(value); /* Append the entire string */
+ else
+ len = value_len; /* Append only "value_len" characters */
+ if (ga_grow(&redir_execute_ga, len) == OK)
+ {
+ mch_memmove((char *)redir_execute_ga.ga_data
+ + redir_execute_ga.ga_len, value, len);
+ redir_execute_ga.ga_len += len;
+ }
+}
+
+/*
+ * Get next line from a list.
+ * Called by do_cmdline() to get the next line.
+ * Returns allocated string, or NULL for end of function.
+ */
+
+ static char_u *
+get_list_line(
+ int c UNUSED,
+ void *cookie,
+ int indent UNUSED)
+{
+ listitem_T **p = (listitem_T **)cookie;
+ listitem_T *item = *p;
+ char_u buf[NUMBUFLEN];
+ char_u *s;
+
+ if (item == NULL)
+ return NULL;
+ s = get_tv_string_buf_chk(&item->li_tv, buf);
+ *p = item->li_next;
+ return s == NULL ? NULL : vim_strsave(s);
+}
+
+/*
+ * "execute()" function
+ */
+ static void
+f_execute(typval_T *argvars, typval_T *rettv)
+{
+ char_u *cmd = NULL;
+ list_T *list = NULL;
+ int save_msg_silent = msg_silent;
+ int save_emsg_silent = emsg_silent;
+ int save_emsg_noredir = emsg_noredir;
+ int save_redir_execute = redir_execute;
+ garray_T save_ga;
+
+ rettv->vval.v_string = NULL;
+ rettv->v_type = VAR_STRING;
+
+ if (argvars[0].v_type == VAR_LIST)
+ {
+ list = argvars[0].vval.v_list;
+ if (list == NULL || list->lv_first == NULL)
+ /* empty list, no commands, empty output */
+ return;
+ ++list->lv_refcount;
+ }
+ else
+ {
+ cmd = get_tv_string_chk(&argvars[0]);
+ if (cmd == NULL)
+ return;
+ }
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ char_u buf[NUMBUFLEN];
+ char_u *s = get_tv_string_buf_chk(&argvars[1], buf);
+
+ if (s == NULL)
+ return;
+ if (STRNCMP(s, "silent", 6) == 0)
+ ++msg_silent;
+ if (STRCMP(s, "silent!") == 0)
+ {
+ emsg_silent = TRUE;
+ emsg_noredir = TRUE;
+ }
+ }
+ else
+ ++msg_silent;
+
+ if (redir_execute)
+ save_ga = redir_execute_ga;
+ ga_init2(&redir_execute_ga, (int)sizeof(char), 500);
+ redir_execute = TRUE;
+
+ if (cmd != NULL)
+ do_cmdline_cmd(cmd);
+ else
+ {
+ listitem_T *item = list->lv_first;
+
+ do_cmdline(NULL, get_list_line, (void *)&item,
+ DOCMD_NOWAIT|DOCMD_VERBOSE|DOCMD_REPEAT|DOCMD_KEYTYPED);
+ --list->lv_refcount;
+ }
+
+ rettv->vval.v_string = redir_execute_ga.ga_data;
+ msg_silent = save_msg_silent;
+ emsg_silent = save_emsg_silent;
+ emsg_noredir = save_emsg_noredir;
+
+ redir_execute = save_redir_execute;
+ if (redir_execute)
+ redir_execute_ga = save_ga;
+
+ /* "silent reg" or "silent echo x" leaves msg_col somewhere in the
+ * line. Put it back in the first column. */
+ msg_col = 0;
+}
+
+/*
+ * "exepath()" function
+ */
+ static void
+f_exepath(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p = NULL;
+
+ (void)mch_can_exe(get_tv_string(&argvars[0]), &p, TRUE);
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = p;
+}
+
+/*
+ * "exists()" function
+ */
+ static void
+f_exists(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p;
+ char_u *name;
+ int n = FALSE;
+ int len = 0;
+
+ p = get_tv_string(&argvars[0]);
+ if (*p == '$') /* environment variable */
+ {
+ /* first try "normal" environment variables (fast) */
+ if (mch_getenv(p + 1) != NULL)
+ n = TRUE;
+ else
+ {
+ /* try expanding things like $VIM and ${HOME} */
+ p = expand_env_save(p);
+ if (p != NULL && *p != '$')
+ n = TRUE;
+ vim_free(p);
+ }
+ }
+ else if (*p == '&' || *p == '+') /* option */
+ {
+ n = (get_option_tv(&p, NULL, TRUE) == OK);
+ if (*skipwhite(p) != NUL)
+ n = FALSE; /* trailing garbage */
+ }
+ else if (*p == '*') /* internal or user defined function */
+ {
+ n = function_exists(p + 1);
+ }
+ else if (*p == ':')
+ {
+ n = cmd_exists(p + 1);
+ }
+ else if (*p == '#')
+ {
+#ifdef FEAT_AUTOCMD
+ if (p[1] == '#')
+ n = autocmd_supported(p + 2);
+ else
+ n = au_exists(p + 1);
+#endif
+ }
+ else /* internal variable */
+ {
+ char_u *tofree;
+ typval_T tv;
+
+ /* get_name_len() takes care of expanding curly braces */
+ name = p;
+ len = get_name_len(&p, &tofree, TRUE, FALSE);
+ if (len > 0)
+ {
+ if (tofree != NULL)
+ name = tofree;
+ n = (get_var_tv(name, len, &tv, NULL, FALSE, TRUE) == OK);
+ if (n)
+ {
+ /* handle d.key, l[idx], f(expr) */
+ n = (handle_subscript(&p, &tv, TRUE, FALSE) == OK);
+ if (n)
+ clear_tv(&tv);
+ }
+ }
+ if (*p != NUL)
+ n = FALSE;
+
+ vim_free(tofree);
+ }
+
+ rettv->vval.v_number = n;
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "exp()" function
+ */
+ static void
+f_exp(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = exp(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "expand()" function
+ */
+ static void
+f_expand(typval_T *argvars, typval_T *rettv)
+{
+ char_u *s;
+ int len;
+ char_u *errormsg;
+ int options = WILD_SILENT|WILD_USE_NL|WILD_LIST_NOTFOUND;
+ expand_T xpc;
+ int error = FALSE;
+ char_u *result;
+
+ rettv->v_type = VAR_STRING;
+ if (argvars[1].v_type != VAR_UNKNOWN
+ && argvars[2].v_type != VAR_UNKNOWN
+ && get_tv_number_chk(&argvars[2], &error)
+ && !error)
+ {
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = NULL;
+ }
+
+ s = get_tv_string(&argvars[0]);
+ if (*s == '%' || *s == '#' || *s == '<')
+ {
+ ++emsg_off;
+ result = eval_vars(s, s, &len, NULL, &errormsg, NULL);
+ --emsg_off;
+ if (rettv->v_type == VAR_LIST)
+ {
+ if (rettv_list_alloc(rettv) != FAIL && result != NULL)
+ list_append_string(rettv->vval.v_list, result, -1);
+ else
+ vim_free(result);
+ }
+ else
+ rettv->vval.v_string = result;
+ }
+ else
+ {
+ /* When the optional second argument is non-zero, don't remove matches
+ * for 'wildignore' and don't put matches for 'suffixes' at the end. */
+ if (argvars[1].v_type != VAR_UNKNOWN
+ && get_tv_number_chk(&argvars[1], &error))
+ options |= WILD_KEEP_ALL;
+ if (!error)
+ {
+ ExpandInit(&xpc);
+ xpc.xp_context = EXPAND_FILES;
+ if (p_wic)
+ options += WILD_ICASE;
+ if (rettv->v_type == VAR_STRING)
+ rettv->vval.v_string = ExpandOne(&xpc, s, NULL,
+ options, WILD_ALL);
+ else if (rettv_list_alloc(rettv) != FAIL)
+ {
+ int i;
+
+ ExpandOne(&xpc, s, NULL, options, WILD_ALL_KEEP);
+ for (i = 0; i < xpc.xp_numfiles; i++)
+ list_append_string(rettv->vval.v_list, xpc.xp_files[i], -1);
+ ExpandCleanup(&xpc);
+ }
+ }
+ else
+ rettv->vval.v_string = NULL;
+ }
+}
+
+/*
+ * "extend(list, list [, idx])" function
+ * "extend(dict, dict [, action])" function
+ */
+ static void
+f_extend(typval_T *argvars, typval_T *rettv)
+{
+ char_u *arg_errmsg = (char_u *)N_("extend() argument");
+
+ if (argvars[0].v_type == VAR_LIST && argvars[1].v_type == VAR_LIST)
+ {
+ list_T *l1, *l2;
+ listitem_T *item;
+ long before;
+ int error = FALSE;
+
+ l1 = argvars[0].vval.v_list;
+ l2 = argvars[1].vval.v_list;
+ if (l1 != NULL && !tv_check_lock(l1->lv_lock, arg_errmsg, TRUE)
+ && l2 != NULL)
+ {
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ before = (long)get_tv_number_chk(&argvars[2], &error);
+ if (error)
+ return; /* type error; errmsg already given */
+
+ if (before == l1->lv_len)
+ item = NULL;
+ else
+ {
+ item = list_find(l1, before);
+ if (item == NULL)
+ {
+ EMSGN(_(e_listidx), before);
+ return;
+ }
+ }
+ }
+ else
+ item = NULL;
+ list_extend(l1, l2, item);
+
+ copy_tv(&argvars[0], rettv);
+ }
+ }
+ else if (argvars[0].v_type == VAR_DICT && argvars[1].v_type == VAR_DICT)
+ {
+ dict_T *d1, *d2;
+ char_u *action;
+ int i;
+
+ d1 = argvars[0].vval.v_dict;
+ d2 = argvars[1].vval.v_dict;
+ if (d1 != NULL && !tv_check_lock(d1->dv_lock, arg_errmsg, TRUE)
+ && d2 != NULL)
+ {
+ /* Check the third argument. */
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ static char *(av[]) = {"keep", "force", "error"};
+
+ action = get_tv_string_chk(&argvars[2]);
+ if (action == NULL)
+ return; /* type error; errmsg already given */
+ for (i = 0; i < 3; ++i)
+ if (STRCMP(action, av[i]) == 0)
+ break;
+ if (i == 3)
+ {
+ EMSG2(_(e_invarg2), action);
+ return;
+ }
+ }
+ else
+ action = (char_u *)"force";
+
+ dict_extend(d1, d2, action);
+
+ copy_tv(&argvars[0], rettv);
+ }
+ }
+ else
+ EMSG2(_(e_listdictarg), "extend()");
+}
+
+/*
+ * "feedkeys()" function
+ */
+ static void
+f_feedkeys(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ int remap = TRUE;
+ int insert = FALSE;
+ char_u *keys, *flags;
+ char_u nbuf[NUMBUFLEN];
+ int typed = FALSE;
+ int execute = FALSE;
+ int dangerous = FALSE;
+ char_u *keys_esc;
+
+ /* This is not allowed in the sandbox. If the commands would still be
+ * executed in the sandbox it would be OK, but it probably happens later,
+ * when "sandbox" is no longer set. */
+ if (check_secure())
+ return;
+
+ keys = get_tv_string(&argvars[0]);
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ flags = get_tv_string_buf(&argvars[1], nbuf);
+ for ( ; *flags != NUL; ++flags)
+ {
+ switch (*flags)
+ {
+ case 'n': remap = FALSE; break;
+ case 'm': remap = TRUE; break;
+ case 't': typed = TRUE; break;
+ case 'i': insert = TRUE; break;
+ case 'x': execute = TRUE; break;
+ case '!': dangerous = TRUE; break;
+ }
+ }
+ }
+
+ if (*keys != NUL || execute)
+ {
+ /* Need to escape K_SPECIAL and CSI before putting the string in the
+ * typeahead buffer. */
+ keys_esc = vim_strsave_escape_csi(keys);
+ if (keys_esc != NULL)
+ {
+ ins_typebuf(keys_esc, (remap ? REMAP_YES : REMAP_NONE),
+ insert ? 0 : typebuf.tb_len, !typed, FALSE);
+ vim_free(keys_esc);
+ if (vgetc_busy)
+ typebuf_was_filled = TRUE;
+ if (execute)
+ {
+ int save_msg_scroll = msg_scroll;
+
+ /* Avoid a 1 second delay when the keys start Insert mode. */
+ msg_scroll = FALSE;
+
+ if (!dangerous)
+ ++ex_normal_busy;
+ exec_normal(TRUE);
+ if (!dangerous)
+ --ex_normal_busy;
+ msg_scroll |= save_msg_scroll;
+ }
+ }
+ }
+}
+
+/*
+ * "filereadable()" function
+ */
+ static void
+f_filereadable(typval_T *argvars, typval_T *rettv)
+{
+ int fd;
+ char_u *p;
+ int n;
+
+#ifndef O_NONBLOCK
+# define O_NONBLOCK 0
+#endif
+ p = get_tv_string(&argvars[0]);
+ if (*p && !mch_isdir(p) && (fd = mch_open((char *)p,
+ O_RDONLY | O_NONBLOCK, 0)) >= 0)
+ {
+ n = TRUE;
+ close(fd);
+ }
+ else
+ n = FALSE;
+
+ rettv->vval.v_number = n;
+}
+
+/*
+ * Return 0 for not writable, 1 for writable file, 2 for a dir which we have
+ * rights to write into.
+ */
+ static void
+f_filewritable(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = filewritable(get_tv_string(&argvars[0]));
+}
+
+ static void
+findfilendir(
+ typval_T *argvars UNUSED,
+ typval_T *rettv,
+ int find_what UNUSED)
+{
+#ifdef FEAT_SEARCHPATH
+ char_u *fname;
+ char_u *fresult = NULL;
+ char_u *path = *curbuf->b_p_path == NUL ? p_path : curbuf->b_p_path;
+ char_u *p;
+ char_u pathbuf[NUMBUFLEN];
+ int count = 1;
+ int first = TRUE;
+ int error = FALSE;
+#endif
+
+ rettv->vval.v_string = NULL;
+ rettv->v_type = VAR_STRING;
+
+#ifdef FEAT_SEARCHPATH
+ fname = get_tv_string(&argvars[0]);
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ p = get_tv_string_buf_chk(&argvars[1], pathbuf);
+ if (p == NULL)
+ error = TRUE;
+ else
+ {
+ if (*p != NUL)
+ path = p;
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ count = (int)get_tv_number_chk(&argvars[2], &error);
+ }
+ }
+
+ if (count < 0 && rettv_list_alloc(rettv) == FAIL)
+ error = TRUE;
+
+ if (*fname != NUL && !error)
+ {
+ do
+ {
+ if (rettv->v_type == VAR_STRING || rettv->v_type == VAR_LIST)
+ vim_free(fresult);
+ fresult = find_file_in_path_option(first ? fname : NULL,
+ first ? (int)STRLEN(fname) : 0,
+ 0, first, path,
+ find_what,
+ curbuf->b_ffname,
+ find_what == FINDFILE_DIR
+ ? (char_u *)"" : curbuf->b_p_sua);
+ first = FALSE;
+
+ if (fresult != NULL && rettv->v_type == VAR_LIST)
+ list_append_string(rettv->vval.v_list, fresult, -1);
+
+ } while ((rettv->v_type == VAR_LIST || --count > 0) && fresult != NULL);
+ }
+
+ if (rettv->v_type == VAR_STRING)
+ rettv->vval.v_string = fresult;
+#endif
+}
+
+/*
+ * "filter()" function
+ */
+ static void
+f_filter(typval_T *argvars, typval_T *rettv)
+{
+ filter_map(argvars, rettv, FALSE);
+}
+
+/*
+ * "finddir({fname}[, {path}[, {count}]])" function
+ */
+ static void
+f_finddir(typval_T *argvars, typval_T *rettv)
+{
+ findfilendir(argvars, rettv, FINDFILE_DIR);
+}
+
+/*
+ * "findfile({fname}[, {path}[, {count}]])" function
+ */
+ static void
+f_findfile(typval_T *argvars, typval_T *rettv)
+{
+ findfilendir(argvars, rettv, FINDFILE_FILE);
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "float2nr({float})" function
+ */
+ static void
+f_float2nr(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ if (get_float_arg(argvars, &f) == OK)
+ {
+# ifdef FEAT_NUM64
+ if (f < -0x7fffffffffffffff)
+ rettv->vval.v_number = -0x7fffffffffffffff;
+ else if (f > 0x7fffffffffffffff)
+ rettv->vval.v_number = 0x7fffffffffffffff;
+ else
+ rettv->vval.v_number = (varnumber_T)f;
+# else
+ if (f < -0x7fffffff)
+ rettv->vval.v_number = -0x7fffffff;
+ else if (f > 0x7fffffff)
+ rettv->vval.v_number = 0x7fffffff;
+ else
+ rettv->vval.v_number = (varnumber_T)f;
+# endif
+ }
+}
+
+/*
+ * "floor({float})" function
+ */
+ static void
+f_floor(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = floor(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+
+/*
+ * "fmod()" function
+ */
+ static void
+f_fmod(typval_T *argvars, typval_T *rettv)
+{
+ float_T fx = 0.0, fy = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &fx) == OK
+ && get_float_arg(&argvars[1], &fy) == OK)
+ rettv->vval.v_float = fmod(fx, fy);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "fnameescape({string})" function
+ */
+ static void
+f_fnameescape(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_string = vim_strsave_fnameescape(
+ get_tv_string(&argvars[0]), FALSE);
+ rettv->v_type = VAR_STRING;
+}
+
+/*
+ * "fnamemodify({fname}, {mods})" function
+ */
+ static void
+f_fnamemodify(typval_T *argvars, typval_T *rettv)
+{
+ char_u *fname;
+ char_u *mods;
+ int usedlen = 0;
+ int len;
+ char_u *fbuf = NULL;
+ char_u buf[NUMBUFLEN];
+
+ fname = get_tv_string_chk(&argvars[0]);
+ mods = get_tv_string_buf_chk(&argvars[1], buf);
+ if (fname == NULL || mods == NULL)
+ fname = NULL;
+ else
+ {
+ len = (int)STRLEN(fname);
+ (void)modify_fname(mods, &usedlen, &fname, &fbuf, &len);
+ }
+
+ rettv->v_type = VAR_STRING;
+ if (fname == NULL)
+ rettv->vval.v_string = NULL;
+ else
+ rettv->vval.v_string = vim_strnsave(fname, len);
+ vim_free(fbuf);
+}
+
+static void foldclosed_both(typval_T *argvars, typval_T *rettv, int end);
+
+/*
+ * "foldclosed()" function
+ */
+ static void
+foldclosed_both(
+ typval_T *argvars UNUSED,
+ typval_T *rettv,
+ int end UNUSED)
+{
+#ifdef FEAT_FOLDING
+ linenr_T lnum;
+ linenr_T first, last;
+
+ lnum = get_tv_lnum(argvars);
+ if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
+ {
+ if (hasFoldingWin(curwin, lnum, &first, &last, FALSE, NULL))
+ {
+ if (end)
+ rettv->vval.v_number = (varnumber_T)last;
+ else
+ rettv->vval.v_number = (varnumber_T)first;
+ return;
+ }
+ }
+#endif
+ rettv->vval.v_number = -1;
+}
+
+/*
+ * "foldclosed()" function
+ */
+ static void
+f_foldclosed(typval_T *argvars, typval_T *rettv)
+{
+ foldclosed_both(argvars, rettv, FALSE);
+}
+
+/*
+ * "foldclosedend()" function
+ */
+ static void
+f_foldclosedend(typval_T *argvars, typval_T *rettv)
+{
+ foldclosed_both(argvars, rettv, TRUE);
+}
+
+/*
+ * "foldlevel()" function
+ */
+ static void
+f_foldlevel(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_FOLDING
+ linenr_T lnum;
+
+ lnum = get_tv_lnum(argvars);
+ if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
+ rettv->vval.v_number = foldLevel(lnum);
+#endif
+}
+
+/*
+ * "foldtext()" function
+ */
+ static void
+f_foldtext(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_FOLDING
+ linenr_T foldstart;
+ linenr_T foldend;
+ char_u *dashes;
+ linenr_T lnum;
+ char_u *s;
+ char_u *r;
+ int len;
+ char *txt;
+#endif
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+#ifdef FEAT_FOLDING
+ foldstart = (linenr_T)get_vim_var_nr(VV_FOLDSTART);
+ foldend = (linenr_T)get_vim_var_nr(VV_FOLDEND);
+ dashes = get_vim_var_str(VV_FOLDDASHES);
+ if (foldstart > 0 && foldend <= curbuf->b_ml.ml_line_count
+ && dashes != NULL)
+ {
+ /* Find first non-empty line in the fold. */
+ while (lnum < (linenr_T)get_vim_var_nr(VV_FOLDEND))
+ {
+ if (!linewhite(lnum))
+ break;
+ ++lnum;
+ }
+
+ /* Find interesting text in this line. */
+ s = skipwhite(ml_get(lnum));
+ /* skip C comment-start */
+ if (s[0] == '/' && (s[1] == '*' || s[1] == '/'))
+ {
+ s = skipwhite(s + 2);
+ if (*skipwhite(s) == NUL
+ && lnum + 1 < (linenr_T)get_vim_var_nr(VV_FOLDEND))
+ {
+ s = skipwhite(ml_get(lnum + 1));
+ if (*s == '*')
+ s = skipwhite(s + 1);
+ }
+ }
+ txt = _("+-%s%3ld lines: ");
+ r = alloc((unsigned)(STRLEN(txt)
+ + STRLEN(dashes) /* for %s */
+ + 20 /* for %3ld */
+ + STRLEN(s))); /* concatenated */
+ if (r != NULL)
+ {
+ sprintf((char *)r, txt, dashes, (long)(foldend - foldstart + 1));
+ len = (int)STRLEN(r);
+ STRCAT(r, s);
+ /* remove 'foldmarker' and 'commentstring' */
+ foldtext_cleanup(r + len);
+ rettv->vval.v_string = r;
+ }
+ }
+#endif
+}
+
+/*
+ * "foldtextresult(lnum)" function
+ */
+ static void
+f_foldtextresult(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_FOLDING
+ linenr_T lnum;
+ char_u *text;
+ char_u buf[51];
+ foldinfo_T foldinfo;
+ int fold_count;
+#endif
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+#ifdef FEAT_FOLDING
+ lnum = get_tv_lnum(argvars);
+ /* treat illegal types and illegal string values for {lnum} the same */
+ if (lnum < 0)
+ lnum = 0;
+ fold_count = foldedCount(curwin, lnum, &foldinfo);
+ if (fold_count > 0)
+ {
+ text = get_foldtext(curwin, lnum, lnum + fold_count - 1,
+ &foldinfo, buf);
+ if (text == buf)
+ text = vim_strsave(text);
+ rettv->vval.v_string = text;
+ }
+#endif
+}
+
+/*
+ * "foreground()" function
+ */
+ static void
+f_foreground(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_GUI
+ if (gui.in_use)
+ gui_mch_set_foreground();
+#else
+# ifdef WIN32
+ win32_set_foreground();
+# endif
+#endif
+}
+
+/*
+ * "function()" function
+ */
+ static void
+f_function(typval_T *argvars, typval_T *rettv)
+{
+ char_u *s;
+ char_u *name;
+ int use_string = FALSE;
+ partial_T *arg_pt = NULL;
+
+ if (argvars[0].v_type == VAR_FUNC)
+ {
+ /* function(MyFunc, [arg], dict) */
+ s = argvars[0].vval.v_string;
+ }
+ else if (argvars[0].v_type == VAR_PARTIAL
+ && argvars[0].vval.v_partial != NULL)
+ {
+ /* function(dict.MyFunc, [arg]) */
+ arg_pt = argvars[0].vval.v_partial;
+ s = arg_pt->pt_name;
+ }
+ else
+ {
+ /* function('MyFunc', [arg], dict) */
+ s = get_tv_string(&argvars[0]);
+ use_string = TRUE;
+ }
+
+ if (s == NULL || *s == NUL || (use_string && VIM_ISDIGIT(*s)))
+ EMSG2(_(e_invarg2), s);
+ /* Don't check an autoload name for existence here. */
+ else if (use_string && vim_strchr(s, AUTOLOAD_CHAR) == NULL
+ && !function_exists(s))
+ EMSG2(_("E700: Unknown function: %s"), s);
+ else
+ {
+ int dict_idx = 0;
+ int arg_idx = 0;
+ list_T *list = NULL;
+
+ if (STRNCMP(s, "s:", 2) == 0 || STRNCMP(s, "<SID>", 5) == 0)
+ {
+ char sid_buf[25];
+ int off = *s == 's' ? 2 : 5;
+
+ /* Expand s: and <SID> into <SNR>nr_, so that the function can
+ * also be called from another script. Using trans_function_name()
+ * would also work, but some plugins depend on the name being
+ * printable text. */
+ sprintf(sid_buf, "<SNR>%ld_", (long)current_SID);
+ name = alloc((int)(STRLEN(sid_buf) + STRLEN(s + off) + 1));
+ if (name != NULL)
+ {
+ STRCPY(name, sid_buf);
+ STRCAT(name, s + off);
+ }
+ }
+ else
+ name = vim_strsave(s);
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ /* function(name, [args], dict) */
+ arg_idx = 1;
+ dict_idx = 2;
+ }
+ else if (argvars[1].v_type == VAR_DICT)
+ /* function(name, dict) */
+ dict_idx = 1;
+ else
+ /* function(name, [args]) */
+ arg_idx = 1;
+ if (dict_idx > 0)
+ {
+ if (argvars[dict_idx].v_type != VAR_DICT)
+ {
+ EMSG(_("E922: expected a dict"));
+ vim_free(name);
+ return;
+ }
+ if (argvars[dict_idx].vval.v_dict == NULL)
+ dict_idx = 0;
+ }
+ if (arg_idx > 0)
+ {
+ if (argvars[arg_idx].v_type != VAR_LIST)
+ {
+ EMSG(_("E923: Second argument of function() must be a list or a dict"));
+ vim_free(name);
+ return;
+ }
+ list = argvars[arg_idx].vval.v_list;
+ if (list == NULL || list->lv_len == 0)
+ arg_idx = 0;
+ }
+ }
+ if (dict_idx > 0 || arg_idx > 0 || arg_pt != NULL)
+ {
+ partial_T *pt = (partial_T *)alloc_clear(sizeof(partial_T));
+
+ /* result is a VAR_PARTIAL */
+ if (pt == NULL)
+ vim_free(name);
+ else
+ {
+ if (arg_idx > 0 || (arg_pt != NULL && arg_pt->pt_argc > 0))
+ {
+ listitem_T *li;
+ int i = 0;
+ int arg_len = 0;
+ int lv_len = 0;
+
+ if (arg_pt != NULL)
+ arg_len = arg_pt->pt_argc;
+ if (list != NULL)
+ lv_len = list->lv_len;
+ pt->pt_argc = arg_len + lv_len;
+ pt->pt_argv = (typval_T *)alloc(
+ sizeof(typval_T) * pt->pt_argc);
+ if (pt->pt_argv == NULL)
+ {
+ vim_free(pt);
+ vim_free(name);
+ return;
+ }
+ else
+ {
+ for (i = 0; i < arg_len; i++)
+ copy_tv(&arg_pt->pt_argv[i], &pt->pt_argv[i]);
+ if (lv_len > 0)
+ for (li = list->lv_first; li != NULL;
+ li = li->li_next)
+ copy_tv(&li->li_tv, &pt->pt_argv[i++]);
+ }
+ }
+
+ /* For "function(dict.func, [], dict)" and "func" is a partial
+ * use "dict". That is backwards compatible. */
+ if (dict_idx > 0)
+ {
+ /* The dict is bound explicitly, pt_auto is FALSE. */
+ pt->pt_dict = argvars[dict_idx].vval.v_dict;
+ ++pt->pt_dict->dv_refcount;
+ }
+ else if (arg_pt != NULL)
+ {
+ /* If the dict was bound automatically the result is also
+ * bound automatically. */
+ pt->pt_dict = arg_pt->pt_dict;
+ pt->pt_auto = arg_pt->pt_auto;
+ if (pt->pt_dict != NULL)
+ ++pt->pt_dict->dv_refcount;
+ }
+
+ pt->pt_refcount = 1;
+ pt->pt_name = name;
+ func_ref(pt->pt_name);
+ }
+ rettv->v_type = VAR_PARTIAL;
+ rettv->vval.v_partial = pt;
+ }
+ else
+ {
+ /* result is a VAR_FUNC */
+ rettv->v_type = VAR_FUNC;
+ rettv->vval.v_string = name;
+ func_ref(name);
+ }
+ }
+}
+
+/*
+ * "garbagecollect()" function
+ */
+ static void
+f_garbagecollect(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ /* This is postponed until we are back at the toplevel, because we may be
+ * using Lists and Dicts internally. E.g.: ":echo [garbagecollect()]". */
+ want_garbage_collect = TRUE;
+
+ if (argvars[0].v_type != VAR_UNKNOWN && get_tv_number(&argvars[0]) == 1)
+ garbage_collect_at_exit = TRUE;
+}
+
+/*
+ * "get()" function
+ */
+ static void
+f_get(typval_T *argvars, typval_T *rettv)
+{
+ listitem_T *li;
+ list_T *l;
+ dictitem_T *di;
+ dict_T *d;
+ typval_T *tv = NULL;
+
+ if (argvars[0].v_type == VAR_LIST)
+ {
+ if ((l = argvars[0].vval.v_list) != NULL)
+ {
+ int error = FALSE;
+
+ li = list_find(l, (long)get_tv_number_chk(&argvars[1], &error));
+ if (!error && li != NULL)
+ tv = &li->li_tv;
+ }
+ }
+ else if (argvars[0].v_type == VAR_DICT)
+ {
+ if ((d = argvars[0].vval.v_dict) != NULL)
+ {
+ di = dict_find(d, get_tv_string(&argvars[1]), -1);
+ if (di != NULL)
+ tv = &di->di_tv;
+ }
+ }
+ else if (argvars[0].v_type == VAR_PARTIAL || argvars[0].v_type == VAR_FUNC)
+ {
+ partial_T *pt;
+ partial_T fref_pt;
+
+ if (argvars[0].v_type == VAR_PARTIAL)
+ pt = argvars[0].vval.v_partial;
+ else
+ {
+ vim_memset(&fref_pt, 0, sizeof(fref_pt));
+ fref_pt.pt_name = argvars[0].vval.v_string;
+ pt = &fref_pt;
+ }
+
+ if (pt != NULL)
+ {
+ char_u *what = get_tv_string(&argvars[1]);
+
+ if (STRCMP(what, "func") == 0 || STRCMP(what, "name") == 0)
+ {
+ rettv->v_type = (*what == 'f' ? VAR_FUNC : VAR_STRING);
+ if (pt->pt_name == NULL)
+ rettv->vval.v_string = NULL;
+ else
+ rettv->vval.v_string = vim_strsave(pt->pt_name);
+ }
+ else if (STRCMP(what, "dict") == 0)
+ {
+ rettv->v_type = VAR_DICT;
+ rettv->vval.v_dict = pt->pt_dict;
+ if (pt->pt_dict != NULL)
+ ++pt->pt_dict->dv_refcount;
+ }
+ else if (STRCMP(what, "args") == 0)
+ {
+ rettv->v_type = VAR_LIST;
+ if (rettv_list_alloc(rettv) == OK)
+ {
+ int i;
+
+ for (i = 0; i < pt->pt_argc; ++i)
+ list_append_tv(rettv->vval.v_list, &pt->pt_argv[i]);
+ }
+ }
+ else
+ EMSG2(_(e_invarg2), what);
+ return;
+ }
+ }
+ else
+ EMSG2(_(e_listdictarg), "get()");
+
+ if (tv == NULL)
+ {
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ copy_tv(&argvars[2], rettv);
+ }
+ else
+ copy_tv(tv, rettv);
+}
+
+static void get_buffer_lines(buf_T *buf, linenr_T start, linenr_T end, int retlist, typval_T *rettv);
+
+/*
+ * Get line or list of lines from buffer "buf" into "rettv".
+ * Return a range (from start to end) of lines in rettv from the specified
+ * buffer.
+ * If 'retlist' is TRUE, then the lines are returned as a Vim List.
+ */
+ static void
+get_buffer_lines(
+ buf_T *buf,
+ linenr_T start,
+ linenr_T end,
+ int retlist,
+ typval_T *rettv)
+{
+ char_u *p;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+ if (retlist && rettv_list_alloc(rettv) == FAIL)
+ return;
+
+ if (buf == NULL || buf->b_ml.ml_mfp == NULL || start < 0)
+ return;
+
+ if (!retlist)
+ {
+ if (start >= 1 && start <= buf->b_ml.ml_line_count)
+ p = ml_get_buf(buf, start, FALSE);
+ else
+ p = (char_u *)"";
+ rettv->vval.v_string = vim_strsave(p);
+ }
+ else
+ {
+ if (end < start)
+ return;
+
+ if (start < 1)
+ start = 1;
+ if (end > buf->b_ml.ml_line_count)
+ end = buf->b_ml.ml_line_count;
+ while (start <= end)
+ if (list_append_string(rettv->vval.v_list,
+ ml_get_buf(buf, start++, FALSE), -1) == FAIL)
+ break;
+ }
+}
+
+/*
+ * Get the lnum from the first argument.
+ * Also accepts "$", then "buf" is used.
+ * Returns 0 on error.
+ */
+ static linenr_T
+get_tv_lnum_buf(typval_T *argvars, buf_T *buf)
+{
+ if (argvars[0].v_type == VAR_STRING
+ && argvars[0].vval.v_string != NULL
+ && argvars[0].vval.v_string[0] == '$'
+ && buf != NULL)
+ return buf->b_ml.ml_line_count;
+ return (linenr_T)get_tv_number_chk(&argvars[0], NULL);
+}
+
+/*
+ * "getbufline()" function
+ */
+ static void
+f_getbufline(typval_T *argvars, typval_T *rettv)
+{
+ linenr_T lnum;
+ linenr_T end;
+ buf_T *buf;
+
+ (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
+ ++emsg_off;
+ buf = get_buf_tv(&argvars[0], FALSE);
+ --emsg_off;
+
+ lnum = get_tv_lnum_buf(&argvars[1], buf);
+ if (argvars[2].v_type == VAR_UNKNOWN)
+ end = lnum;
+ else
+ end = get_tv_lnum_buf(&argvars[2], buf);
+
+ get_buffer_lines(buf, lnum, end, TRUE, rettv);
+}
+
+/*
+ * "getbufvar()" function
+ */
+ static void
+f_getbufvar(typval_T *argvars, typval_T *rettv)
+{
+ buf_T *buf;
+ buf_T *save_curbuf;
+ char_u *varname;
+ dictitem_T *v;
+ int done = FALSE;
+
+ (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
+ varname = get_tv_string_chk(&argvars[1]);
+ ++emsg_off;
+ buf = get_buf_tv(&argvars[0], FALSE);
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+ if (buf != NULL && varname != NULL)
+ {
+ /* set curbuf to be our buf, temporarily */
+ save_curbuf = curbuf;
+ curbuf = buf;
+
+ if (*varname == '&') /* buffer-local-option */
+ {
+ if (get_option_tv(&varname, rettv, TRUE) == OK)
+ done = TRUE;
+ }
+ else if (STRCMP(varname, "changedtick") == 0)
+ {
+ rettv->v_type = VAR_NUMBER;
+ rettv->vval.v_number = curbuf->b_changedtick;
+ done = TRUE;
+ }
+ else
+ {
+ /* Look up the variable. */
+ /* Let getbufvar({nr}, "") return the "b:" dictionary. */
+ v = find_var_in_ht(&curbuf->b_vars->dv_hashtab,
+ 'b', varname, FALSE);
+ if (v != NULL)
+ {
+ copy_tv(&v->di_tv, rettv);
+ done = TRUE;
+ }
+ }
+
+ /* restore previous notion of curbuf */
+ curbuf = save_curbuf;
+ }
+
+ if (!done && argvars[2].v_type != VAR_UNKNOWN)
+ /* use the default value */
+ copy_tv(&argvars[2], rettv);
+
+ --emsg_off;
+}
+
+/*
+ * "getchar()" function
+ */
+ static void
+f_getchar(typval_T *argvars, typval_T *rettv)
+{
+ varnumber_T n;
+ int error = FALSE;
+
+ /* Position the cursor. Needed after a message that ends in a space. */
+ windgoto(msg_row, msg_col);
+
+ ++no_mapping;
+ ++allow_keys;
+ for (;;)
+ {
+ if (argvars[0].v_type == VAR_UNKNOWN)
+ /* getchar(): blocking wait. */
+ n = safe_vgetc();
+ else if (get_tv_number_chk(&argvars[0], &error) == 1)
+ /* getchar(1): only check if char avail */
+ n = vpeekc_any();
+ else if (error || vpeekc_any() == NUL)
+ /* illegal argument or getchar(0) and no char avail: return zero */
+ n = 0;
+ else
+ /* getchar(0) and char avail: return char */
+ n = safe_vgetc();
+
+ if (n == K_IGNORE)
+ continue;
+ break;
+ }
+ --no_mapping;
+ --allow_keys;
+
+ set_vim_var_nr(VV_MOUSE_WIN, 0);
+ set_vim_var_nr(VV_MOUSE_WINID, 0);
+ set_vim_var_nr(VV_MOUSE_LNUM, 0);
+ set_vim_var_nr(VV_MOUSE_COL, 0);
+
+ rettv->vval.v_number = n;
+ if (IS_SPECIAL(n) || mod_mask != 0)
+ {
+ char_u temp[10]; /* modifier: 3, mbyte-char: 6, NUL: 1 */
+ int i = 0;
+
+ /* Turn a special key into three bytes, plus modifier. */
+ if (mod_mask != 0)
+ {
+ temp[i++] = K_SPECIAL;
+ temp[i++] = KS_MODIFIER;
+ temp[i++] = mod_mask;
+ }
+ if (IS_SPECIAL(n))
+ {
+ temp[i++] = K_SPECIAL;
+ temp[i++] = K_SECOND(n);
+ temp[i++] = K_THIRD(n);
+ }
+#ifdef FEAT_MBYTE
+ else if (has_mbyte)
+ i += (*mb_char2bytes)(n, temp + i);
+#endif
+ else
+ temp[i++] = n;
+ temp[i++] = NUL;
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = vim_strsave(temp);
+
+#ifdef FEAT_MOUSE
+ if (is_mouse_key(n))
+ {
+ int row = mouse_row;
+ int col = mouse_col;
+ win_T *win;
+ linenr_T lnum;
+# ifdef FEAT_WINDOWS
+ win_T *wp;
+# endif
+ int winnr = 1;
+
+ if (row >= 0 && col >= 0)
+ {
+ /* Find the window at the mouse coordinates and compute the
+ * text position. */
+ win = mouse_find_win(&row, &col);
+ (void)mouse_comp_pos(win, &row, &col, &lnum);
+# ifdef FEAT_WINDOWS
+ for (wp = firstwin; wp != win; wp = wp->w_next)
+ ++winnr;
+# endif
+ set_vim_var_nr(VV_MOUSE_WIN, winnr);
+ set_vim_var_nr(VV_MOUSE_WINID, win->w_id);
+ set_vim_var_nr(VV_MOUSE_LNUM, lnum);
+ set_vim_var_nr(VV_MOUSE_COL, col + 1);
+ }
+ }
+#endif
+ }
+}
+
+/*
+ * "getcharmod()" function
+ */
+ static void
+f_getcharmod(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = mod_mask;
+}
+
+/*
+ * "getcharsearch()" function
+ */
+ static void
+f_getcharsearch(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ if (rettv_dict_alloc(rettv) != FAIL)
+ {
+ dict_T *dict = rettv->vval.v_dict;
+
+ dict_add_nr_str(dict, "char", 0L, last_csearch());
+ dict_add_nr_str(dict, "forward", last_csearch_forward(), NULL);
+ dict_add_nr_str(dict, "until", last_csearch_until(), NULL);
+ }
+}
+
+/*
+ * "getcmdline()" function
+ */
+ static void
+f_getcmdline(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = get_cmdline_str();
+}
+
+/*
+ * "getcmdpos()" function
+ */
+ static void
+f_getcmdpos(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = get_cmdline_pos() + 1;
+}
+
+/*
+ * "getcmdtype()" function
+ */
+ static void
+f_getcmdtype(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = alloc(2);
+ if (rettv->vval.v_string != NULL)
+ {
+ rettv->vval.v_string[0] = get_cmdline_type();
+ rettv->vval.v_string[1] = NUL;
+ }
+}
+
+/*
+ * "getcmdwintype()" function
+ */
+ static void
+f_getcmdwintype(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+#ifdef FEAT_CMDWIN
+ rettv->vval.v_string = alloc(2);
+ if (rettv->vval.v_string != NULL)
+ {
+ rettv->vval.v_string[0] = cmdwin_type;
+ rettv->vval.v_string[1] = NUL;
+ }
+#endif
+}
+
+#if defined(FEAT_CMDL_COMPL)
+/*
+ * "getcompletion()" function
+ */
+ static void
+f_getcompletion(typval_T *argvars, typval_T *rettv)
+{
+ char_u *pat;
+ expand_T xpc;
+ int options = WILD_KEEP_ALL | WILD_SILENT | WILD_USE_NL
+ | WILD_LIST_NOTFOUND | WILD_NO_BEEP;
+
+ if (p_wic)
+ options |= WILD_ICASE;
+
+ ExpandInit(&xpc);
+ xpc.xp_pattern = get_tv_string(&argvars[0]);
+ xpc.xp_pattern_len = (int)STRLEN(xpc.xp_pattern);
+ xpc.xp_context = cmdcomplete_str_to_type(get_tv_string(&argvars[1]));
+ if (xpc.xp_context == EXPAND_NOTHING)
+ {
+ if (argvars[1].v_type == VAR_STRING)
+ EMSG2(_(e_invarg2), argvars[1].vval.v_string);
+ else
+ EMSG(_(e_invarg));
+ return;
+ }
+
+# if defined(FEAT_MENU)
+ if (xpc.xp_context == EXPAND_MENUS)
+ {
+ set_context_in_menu_cmd(&xpc, (char_u *)"menu", xpc.xp_pattern, FALSE);
+ xpc.xp_pattern_len = (int)STRLEN(xpc.xp_pattern);
+ }
+# endif
+
+ pat = addstar(xpc.xp_pattern, xpc.xp_pattern_len, xpc.xp_context);
+ if ((rettv_list_alloc(rettv) != FAIL) && (pat != NULL))
+ {
+ int i;
+
+ ExpandOne(&xpc, pat, NULL, options, WILD_ALL_KEEP);
+
+ for (i = 0; i < xpc.xp_numfiles; i++)
+ list_append_string(rettv->vval.v_list, xpc.xp_files[i], -1);
+ }
+ vim_free(pat);
+ ExpandCleanup(&xpc);
+}
+#endif
+
+/*
+ * "getcwd()" function
+ */
+ static void
+f_getcwd(typval_T *argvars, typval_T *rettv)
+{
+ win_T *wp = NULL;
+ char_u *cwd;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+ wp = find_tabwin(&argvars[0], &argvars[1]);
+ if (wp != NULL)
+ {
+ if (wp->w_localdir != NULL)
+ rettv->vval.v_string = vim_strsave(wp->w_localdir);
+ else if (globaldir != NULL)
+ rettv->vval.v_string = vim_strsave(globaldir);
+ else
+ {
+ cwd = alloc(MAXPATHL);
+ if (cwd != NULL)
+ {
+ if (mch_dirname(cwd, MAXPATHL) != FAIL)
+ rettv->vval.v_string = vim_strsave(cwd);
+ vim_free(cwd);
+ }
+ }
+#ifdef BACKSLASH_IN_FILENAME
+ if (rettv->vval.v_string != NULL)
+ slash_adjust(rettv->vval.v_string);
+#endif
+ }
+}
+
+/*
+ * "getfontname()" function
+ */
+ static void
+f_getfontname(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+#ifdef FEAT_GUI
+ if (gui.in_use)
+ {
+ GuiFont font;
+ char_u *name = NULL;
+
+ if (argvars[0].v_type == VAR_UNKNOWN)
+ {
+ /* Get the "Normal" font. Either the name saved by
+ * hl_set_font_name() or from the font ID. */
+ font = gui.norm_font;
+ name = hl_get_font_name();
+ }
+ else
+ {
+ name = get_tv_string(&argvars[0]);
+ if (STRCMP(name, "*") == 0) /* don't use font dialog */
+ return;
+ font = gui_mch_get_font(name, FALSE);
+ if (font == NOFONT)
+ return; /* Invalid font name, return empty string. */
+ }
+ rettv->vval.v_string = gui_mch_get_fontname(font, name);
+ if (argvars[0].v_type != VAR_UNKNOWN)
+ gui_mch_free_font(font);
+ }
+#endif
+}
+
+/*
+ * "getfperm({fname})" function
+ */
+ static void
+f_getfperm(typval_T *argvars, typval_T *rettv)
+{
+ char_u *fname;
+ stat_T st;
+ char_u *perm = NULL;
+ char_u flags[] = "rwx";
+ int i;
+
+ fname = get_tv_string(&argvars[0]);
+
+ rettv->v_type = VAR_STRING;
+ if (mch_stat((char *)fname, &st) >= 0)
+ {
+ perm = vim_strsave((char_u *)"---------");
+ if (perm != NULL)
+ {
+ for (i = 0; i < 9; i++)
+ {
+ if (st.st_mode & (1 << (8 - i)))
+ perm[i] = flags[i % 3];
+ }
+ }
+ }
+ rettv->vval.v_string = perm;
+}
+
+/*
+ * "getfsize({fname})" function
+ */
+ static void
+f_getfsize(typval_T *argvars, typval_T *rettv)
+{
+ char_u *fname;
+ stat_T st;
+
+ fname = get_tv_string(&argvars[0]);
+
+ rettv->v_type = VAR_NUMBER;
+
+ if (mch_stat((char *)fname, &st) >= 0)
+ {
+ if (mch_isdir(fname))
+ rettv->vval.v_number = 0;
+ else
+ {
+ rettv->vval.v_number = (varnumber_T)st.st_size;
+
+ /* non-perfect check for overflow */
+ if ((off_T)rettv->vval.v_number != (off_T)st.st_size)
+ rettv->vval.v_number = -2;
+ }
+ }
+ else
+ rettv->vval.v_number = -1;
+}
+
+/*
+ * "getftime({fname})" function
+ */
+ static void
+f_getftime(typval_T *argvars, typval_T *rettv)
+{
+ char_u *fname;
+ stat_T st;
+
+ fname = get_tv_string(&argvars[0]);
+
+ if (mch_stat((char *)fname, &st) >= 0)
+ rettv->vval.v_number = (varnumber_T)st.st_mtime;
+ else
+ rettv->vval.v_number = -1;
+}
+
+/*
+ * "getftype({fname})" function
+ */
+ static void
+f_getftype(typval_T *argvars, typval_T *rettv)
+{
+ char_u *fname;
+ stat_T st;
+ char_u *type = NULL;
+ char *t;
+
+ fname = get_tv_string(&argvars[0]);
+
+ rettv->v_type = VAR_STRING;
+ if (mch_lstat((char *)fname, &st) >= 0)
+ {
+#ifdef S_ISREG
+ if (S_ISREG(st.st_mode))
+ t = "file";
+ else if (S_ISDIR(st.st_mode))
+ t = "dir";
+# ifdef S_ISLNK
+ else if (S_ISLNK(st.st_mode))
+ t = "link";
+# endif
+# ifdef S_ISBLK
+ else if (S_ISBLK(st.st_mode))
+ t = "bdev";
+# endif
+# ifdef S_ISCHR
+ else if (S_ISCHR(st.st_mode))
+ t = "cdev";
+# endif
+# ifdef S_ISFIFO
+ else if (S_ISFIFO(st.st_mode))
+ t = "fifo";
+# endif
+# ifdef S_ISSOCK
+ else if (S_ISSOCK(st.st_mode))
+ t = "fifo";
+# endif
+ else
+ t = "other";
+#else
+# ifdef S_IFMT
+ switch (st.st_mode & S_IFMT)
+ {
+ case S_IFREG: t = "file"; break;
+ case S_IFDIR: t = "dir"; break;
+# ifdef S_IFLNK
+ case S_IFLNK: t = "link"; break;
+# endif
+# ifdef S_IFBLK
+ case S_IFBLK: t = "bdev"; break;
+# endif
+# ifdef S_IFCHR
+ case S_IFCHR: t = "cdev"; break;
+# endif
+# ifdef S_IFIFO
+ case S_IFIFO: t = "fifo"; break;
+# endif
+# ifdef S_IFSOCK
+ case S_IFSOCK: t = "socket"; break;
+# endif
+ default: t = "other";
+ }
+# else
+ if (mch_isdir(fname))
+ t = "dir";
+ else
+ t = "file";
+# endif
+#endif
+ type = vim_strsave((char_u *)t);
+ }
+ rettv->vval.v_string = type;
+}
+
+/*
+ * "getline(lnum, [end])" function
+ */
+ static void
+f_getline(typval_T *argvars, typval_T *rettv)
+{
+ linenr_T lnum;
+ linenr_T end;
+ int retlist;
+
+ lnum = get_tv_lnum(argvars);
+ if (argvars[1].v_type == VAR_UNKNOWN)
+ {
+ end = 0;
+ retlist = FALSE;
+ }
+ else
+ {
+ end = get_tv_lnum(&argvars[1]);
+ retlist = TRUE;
+ }
+
+ get_buffer_lines(curbuf, lnum, end, retlist, rettv);
+}
+
+/*
+ * "getmatches()" function
+ */
+ static void
+f_getmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_SEARCH_EXTRA
+ dict_T *dict;
+ matchitem_T *cur = curwin->w_match_head;
+ int i;
+
+ if (rettv_list_alloc(rettv) == OK)
+ {
+ while (cur != NULL)
+ {
+ dict = dict_alloc();
+ if (dict == NULL)
+ return;
+ if (cur->match.regprog == NULL)
+ {
+ /* match added with matchaddpos() */
+ for (i = 0; i < MAXPOSMATCH; ++i)
+ {
+ llpos_T *llpos;
+ char buf[6];
+ list_T *l;
+
+ llpos = &cur->pos.pos[i];
+ if (llpos->lnum == 0)
+ break;
+ l = list_alloc();
+ if (l == NULL)
+ break;
+ list_append_number(l, (varnumber_T)llpos->lnum);
+ if (llpos->col > 0)
+ {
+ list_append_number(l, (varnumber_T)llpos->col);
+ list_append_number(l, (varnumber_T)llpos->len);
+ }
+ sprintf(buf, "pos%d", i + 1);
+ dict_add_list(dict, buf, l);
+ }
+ }
+ else
+ {
+ dict_add_nr_str(dict, "pattern", 0L, cur->pattern);
+ }
+ dict_add_nr_str(dict, "group", 0L, syn_id2name(cur->hlg_id));
+ dict_add_nr_str(dict, "priority", (long)cur->priority, NULL);
+ dict_add_nr_str(dict, "id", (long)cur->id, NULL);
+# if defined(FEAT_CONCEAL) && defined(FEAT_MBYTE)
+ if (cur->conceal_char)
+ {
+ char_u buf[MB_MAXBYTES + 1];
+
+ buf[(*mb_char2bytes)((int)cur->conceal_char, buf)] = NUL;
+ dict_add_nr_str(dict, "conceal", 0L, (char_u *)&buf);
+ }
+# endif
+ list_append_dict(rettv->vval.v_list, dict);
+ cur = cur->next;
+ }
+ }
+#endif
+}
+
+/*
+ * "getpid()" function
+ */
+ static void
+f_getpid(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = mch_get_pid();
+}
+
+ static void
+getpos_both(
+ typval_T *argvars,
+ typval_T *rettv,
+ int getcurpos)
+{
+ pos_T *fp;
+ list_T *l;
+ int fnum = -1;
+
+ if (rettv_list_alloc(rettv) == OK)
+ {
+ l = rettv->vval.v_list;
+ if (getcurpos)
+ fp = &curwin->w_cursor;
+ else
+ fp = var2fpos(&argvars[0], TRUE, &fnum);
+ if (fnum != -1)
+ list_append_number(l, (varnumber_T)fnum);
+ else
+ list_append_number(l, (varnumber_T)0);
+ list_append_number(l, (fp != NULL) ? (varnumber_T)fp->lnum
+ : (varnumber_T)0);
+ list_append_number(l, (fp != NULL)
+ ? (varnumber_T)(fp->col == MAXCOL ? MAXCOL : fp->col + 1)
+ : (varnumber_T)0);
+ list_append_number(l,
+#ifdef FEAT_VIRTUALEDIT
+ (fp != NULL) ? (varnumber_T)fp->coladd :
+#endif
+ (varnumber_T)0);
+ if (getcurpos)
+ {
+ update_curswant();
+ list_append_number(l, curwin->w_curswant == MAXCOL ?
+ (varnumber_T)MAXCOL : (varnumber_T)curwin->w_curswant + 1);
+ }
+ }
+ else
+ rettv->vval.v_number = FALSE;
+}
+
+
+/*
+ * "getcurpos()" function
+ */
+ static void
+f_getcurpos(typval_T *argvars, typval_T *rettv)
+{
+ getpos_both(argvars, rettv, TRUE);
+}
+
+/*
+ * "getpos(string)" function
+ */
+ static void
+f_getpos(typval_T *argvars, typval_T *rettv)
+{
+ getpos_both(argvars, rettv, FALSE);
+}
+
+/*
+ * "getqflist()" and "getloclist()" functions
+ */
+ static void
+f_getqflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_QUICKFIX
+ win_T *wp;
+#endif
+
+#ifdef FEAT_QUICKFIX
+ if (rettv_list_alloc(rettv) == OK)
+ {
+ wp = NULL;
+ if (argvars[0].v_type != VAR_UNKNOWN) /* getloclist() */
+ {
+ wp = find_win_by_nr(&argvars[0], NULL);
+ if (wp == NULL)
+ return;
+ }
+
+ (void)get_errorlist(wp, rettv->vval.v_list);
+ }
+#endif
+}
+
+/*
+ * "getreg()" function
+ */
+ static void
+f_getreg(typval_T *argvars, typval_T *rettv)
+{
+ char_u *strregname;
+ int regname;
+ int arg2 = FALSE;
+ int return_list = FALSE;
+ int error = FALSE;
+
+ if (argvars[0].v_type != VAR_UNKNOWN)
+ {
+ strregname = get_tv_string_chk(&argvars[0]);
+ error = strregname == NULL;
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ arg2 = (int)get_tv_number_chk(&argvars[1], &error);
+ if (!error && argvars[2].v_type != VAR_UNKNOWN)
+ return_list = (int)get_tv_number_chk(&argvars[2], &error);
+ }
+ }
+ else
+ strregname = get_vim_var_str(VV_REG);
+
+ if (error)
+ return;
+
+ regname = (strregname == NULL ? '"' : *strregname);
+ if (regname == 0)
+ regname = '"';
+
+ if (return_list)
+ {
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = (list_T *)get_reg_contents(regname,
+ (arg2 ? GREG_EXPR_SRC : 0) | GREG_LIST);
+ if (rettv->vval.v_list == NULL)
+ (void)rettv_list_alloc(rettv);
+ else
+ ++rettv->vval.v_list->lv_refcount;
+ }
+ else
+ {
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = get_reg_contents(regname,
+ arg2 ? GREG_EXPR_SRC : 0);
+ }
+}
+
+/*
+ * "getregtype()" function
+ */
+ static void
+f_getregtype(typval_T *argvars, typval_T *rettv)
+{
+ char_u *strregname;
+ int regname;
+ char_u buf[NUMBUFLEN + 2];
+ long reglen = 0;
+
+ if (argvars[0].v_type != VAR_UNKNOWN)
+ {
+ strregname = get_tv_string_chk(&argvars[0]);
+ if (strregname == NULL) /* type error; errmsg already given */
+ {
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+ return;
+ }
+ }
+ else
+ /* Default to v:register */
+ strregname = get_vim_var_str(VV_REG);
+
+ regname = (strregname == NULL ? '"' : *strregname);
+ if (regname == 0)
+ regname = '"';
+
+ buf[0] = NUL;
+ buf[1] = NUL;
+ switch (get_reg_type(regname, ®len))
+ {
+ case MLINE: buf[0] = 'V'; break;
+ case MCHAR: buf[0] = 'v'; break;
+ case MBLOCK:
+ buf[0] = Ctrl_V;
+ sprintf((char *)buf + 1, "%ld", reglen + 1);
+ break;
+ }
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = vim_strsave(buf);
+}
+
+/*
+ * "gettabvar()" function
+ */
+ static void
+f_gettabvar(typval_T *argvars, typval_T *rettv)
+{
+ win_T *oldcurwin;
+ tabpage_T *tp, *oldtabpage;
+ dictitem_T *v;
+ char_u *varname;
+ int done = FALSE;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+ varname = get_tv_string_chk(&argvars[1]);
+ tp = find_tabpage((int)get_tv_number_chk(&argvars[0], NULL));
+ if (tp != NULL && varname != NULL)
+ {
+ /* Set tp to be our tabpage, temporarily. Also set the window to the
+ * first window in the tabpage, otherwise the window is not valid. */
+ if (switch_win(&oldcurwin, &oldtabpage,
+ tp->tp_firstwin == NULL ? firstwin : tp->tp_firstwin, tp, TRUE)
+ == OK)
+ {
+ /* look up the variable */
+ /* Let gettabvar({nr}, "") return the "t:" dictionary. */
+ v = find_var_in_ht(&tp->tp_vars->dv_hashtab, 't', varname, FALSE);
+ if (v != NULL)
+ {
+ copy_tv(&v->di_tv, rettv);
+ done = TRUE;
+ }
+ }
+
+ /* restore previous notion of curwin */
+ restore_win(oldcurwin, oldtabpage, TRUE);
+ }
+
+ if (!done && argvars[2].v_type != VAR_UNKNOWN)
+ copy_tv(&argvars[2], rettv);
+}
+
+/*
+ * "gettabwinvar()" function
+ */
+ static void
+f_gettabwinvar(typval_T *argvars, typval_T *rettv)
+{
+ getwinvar(argvars, rettv, 1);
+}
+
+/*
+ * "getwinposx()" function
+ */
+ static void
+f_getwinposx(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = -1;
+#ifdef FEAT_GUI
+ if (gui.in_use)
+ {
+ int x, y;
+
+ if (gui_mch_get_winpos(&x, &y) == OK)
+ rettv->vval.v_number = x;
+ }
+#endif
+}
+
+/*
+ * "win_findbuf()" function
+ */
+ static void
+f_win_findbuf(typval_T *argvars, typval_T *rettv)
+{
+ if (rettv_list_alloc(rettv) != FAIL)
+ win_findbuf(argvars, rettv->vval.v_list);
+}
+
+/*
+ * "win_getid()" function
+ */
+ static void
+f_win_getid(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = win_getid(argvars);
+}
+
+/*
+ * "win_gotoid()" function
+ */
+ static void
+f_win_gotoid(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = win_gotoid(argvars);
+}
+
+/*
+ * "win_id2tabwin()" function
+ */
+ static void
+f_win_id2tabwin(typval_T *argvars, typval_T *rettv)
+{
+ if (rettv_list_alloc(rettv) != FAIL)
+ win_id2tabwin(argvars, rettv->vval.v_list);
+}
+
+/*
+ * "win_id2win()" function
+ */
+ static void
+f_win_id2win(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = win_id2win(argvars);
+}
+
+/*
+ * "getwinposy()" function
+ */
+ static void
+f_getwinposy(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = -1;
+#ifdef FEAT_GUI
+ if (gui.in_use)
+ {
+ int x, y;
+
+ if (gui_mch_get_winpos(&x, &y) == OK)
+ rettv->vval.v_number = y;
+ }
+#endif
+}
+
+/*
+ * "getwinvar()" function
+ */
+ static void
+f_getwinvar(typval_T *argvars, typval_T *rettv)
+{
+ getwinvar(argvars, rettv, 0);
+}
+
+/*
+ * "glob()" function
+ */
+ static void
+f_glob(typval_T *argvars, typval_T *rettv)
+{
+ int options = WILD_SILENT|WILD_USE_NL;
+ expand_T xpc;
+ int error = FALSE;
+
+ /* When the optional second argument is non-zero, don't remove matches
+ * for 'wildignore' and don't put matches for 'suffixes' at the end. */
+ rettv->v_type = VAR_STRING;
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ if (get_tv_number_chk(&argvars[1], &error))
+ options |= WILD_KEEP_ALL;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ if (get_tv_number_chk(&argvars[2], &error))
+ {
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = NULL;
+ }
+ if (argvars[3].v_type != VAR_UNKNOWN
+ && get_tv_number_chk(&argvars[3], &error))
+ options |= WILD_ALLLINKS;
+ }
+ }
+ if (!error)
+ {
+ ExpandInit(&xpc);
+ xpc.xp_context = EXPAND_FILES;
+ if (p_wic)
+ options += WILD_ICASE;
+ if (rettv->v_type == VAR_STRING)
+ rettv->vval.v_string = ExpandOne(&xpc, get_tv_string(&argvars[0]),
+ NULL, options, WILD_ALL);
+ else if (rettv_list_alloc(rettv) != FAIL)
+ {
+ int i;
+
+ ExpandOne(&xpc, get_tv_string(&argvars[0]),
+ NULL, options, WILD_ALL_KEEP);
+ for (i = 0; i < xpc.xp_numfiles; i++)
+ list_append_string(rettv->vval.v_list, xpc.xp_files[i], -1);
+
+ ExpandCleanup(&xpc);
+ }
+ }
+ else
+ rettv->vval.v_string = NULL;
+}
+
+/*
+ * "globpath()" function
+ */
+ static void
+f_globpath(typval_T *argvars, typval_T *rettv)
+{
+ int flags = 0;
+ char_u buf1[NUMBUFLEN];
+ char_u *file = get_tv_string_buf_chk(&argvars[1], buf1);
+ int error = FALSE;
+ garray_T ga;
+ int i;
+
+ /* When the optional second argument is non-zero, don't remove matches
+ * for 'wildignore' and don't put matches for 'suffixes' at the end. */
+ rettv->v_type = VAR_STRING;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ if (get_tv_number_chk(&argvars[2], &error))
+ flags |= WILD_KEEP_ALL;
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ {
+ if (get_tv_number_chk(&argvars[3], &error))
+ {
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = NULL;
+ }
+ if (argvars[4].v_type != VAR_UNKNOWN
+ && get_tv_number_chk(&argvars[4], &error))
+ flags |= WILD_ALLLINKS;
+ }
+ }
+ if (file != NULL && !error)
+ {
+ ga_init2(&ga, (int)sizeof(char_u *), 10);
+ globpath(get_tv_string(&argvars[0]), file, &ga, flags);
+ if (rettv->v_type == VAR_STRING)
+ rettv->vval.v_string = ga_concat_strings(&ga, "\n");
+ else if (rettv_list_alloc(rettv) != FAIL)
+ for (i = 0; i < ga.ga_len; ++i)
+ list_append_string(rettv->vval.v_list,
+ ((char_u **)(ga.ga_data))[i], -1);
+ ga_clear_strings(&ga);
+ }
+ else
+ rettv->vval.v_string = NULL;
+}
+
+/*
+ * "glob2regpat()" function
+ */
+ static void
+f_glob2regpat(typval_T *argvars, typval_T *rettv)
+{
+ char_u *pat = get_tv_string_chk(&argvars[0]);
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = (pat == NULL)
+ ? NULL : file_pat_to_reg_pat(pat, NULL, NULL, FALSE);
+}
+
+/* for VIM_VERSION_ defines */
+#include "version.h"
+
+/*
+ * "has()" function
+ */
+ static void
+f_has(typval_T *argvars, typval_T *rettv)
+{
+ int i;
+ char_u *name;
+ int n = FALSE;
+ static char *(has_list[]) =
+ {
+#ifdef AMIGA
+ "amiga",
+# ifdef FEAT_ARP
+ "arp",
+# endif
+#endif
+#ifdef __BEOS__
+ "beos",
+#endif
+#ifdef MACOS
+ "mac",
+#endif
+#if defined(MACOS_X_UNIX)
+ "macunix", /* built with 'darwin' enabled */
+#endif
+#if defined(__APPLE__) && __APPLE__ == 1
+ "osx", /* built with or without 'darwin' enabled */
+#endif
+#ifdef __QNX__
+ "qnx",
+#endif
+#ifdef UNIX
+ "unix",
+#endif
+#ifdef VMS
+ "vms",
+#endif
+#ifdef WIN32
+ "win32",
+#endif
+#if defined(UNIX) && (defined(__CYGWIN32__) || defined(__CYGWIN__))
+ "win32unix",
+#endif
+#if defined(WIN64) || defined(_WIN64)
+ "win64",
+#endif
+#ifdef EBCDIC
+ "ebcdic",
+#endif
+#ifndef CASE_INSENSITIVE_FILENAME
+ "fname_case",
+#endif
+#ifdef HAVE_ACL
+ "acl",
+#endif
+#ifdef FEAT_ARABIC
+ "arabic",
+#endif
+#ifdef FEAT_AUTOCMD
+ "autocmd",
+#endif
+#ifdef FEAT_BEVAL
+ "balloon_eval",
+# ifndef FEAT_GUI_W32 /* other GUIs always have multiline balloons */
+ "balloon_multiline",
+# endif
+#endif
+#if defined(SOME_BUILTIN_TCAPS) || defined(ALL_BUILTIN_TCAPS)
+ "builtin_terms",
+# ifdef ALL_BUILTIN_TCAPS
+ "all_builtin_terms",
+# endif
+#endif
+#if defined(FEAT_BROWSE) && (defined(USE_FILE_CHOOSER) \
+ || defined(FEAT_GUI_W32) \
+ || defined(FEAT_GUI_MOTIF))
+ "browsefilter",
+#endif
+#ifdef FEAT_BYTEOFF
+ "byte_offset",
+#endif
+#ifdef FEAT_JOB_CHANNEL
+ "channel",
+#endif
+#ifdef FEAT_CINDENT
+ "cindent",
+#endif
+#ifdef FEAT_CLIENTSERVER
+ "clientserver",
+#endif
+#ifdef FEAT_CLIPBOARD
+ "clipboard",
+#endif
+#ifdef FEAT_CMDL_COMPL
+ "cmdline_compl",
+#endif
+#ifdef FEAT_CMDHIST
+ "cmdline_hist",
+#endif
+#ifdef FEAT_COMMENTS
+ "comments",
+#endif
+#ifdef FEAT_CONCEAL
+ "conceal",
+#endif
+#ifdef FEAT_CRYPT
+ "cryptv",
+ "crypt-blowfish",
+ "crypt-blowfish2",
+#endif
+#ifdef FEAT_CSCOPE
+ "cscope",
+#endif
+#ifdef FEAT_CURSORBIND
+ "cursorbind",
+#endif
+#ifdef CURSOR_SHAPE
+ "cursorshape",
+#endif
+#ifdef DEBUG
+ "debug",
+#endif
+#ifdef FEAT_CON_DIALOG
+ "dialog_con",
+#endif
+#ifdef FEAT_GUI_DIALOG
+ "dialog_gui",
+#endif
+#ifdef FEAT_DIFF
+ "diff",
+#endif
+#ifdef FEAT_DIGRAPHS
+ "digraphs",
+#endif
+#ifdef FEAT_DIRECTX
+ "directx",
+#endif
+#ifdef FEAT_DND
+ "dnd",
+#endif
+#ifdef FEAT_EMACS_TAGS
+ "emacs_tags",
+#endif
+ "eval", /* always present, of course! */
+ "ex_extra", /* graduated feature */
+#ifdef FEAT_SEARCH_EXTRA
+ "extra_search",
+#endif
+#ifdef FEAT_FKMAP
+ "farsi",
+#endif
+#ifdef FEAT_SEARCHPATH
+ "file_in_path",
+#endif
+#ifdef FEAT_FILTERPIPE
+ "filterpipe",
+#endif
+#ifdef FEAT_FIND_ID
+ "find_in_path",
+#endif
+#ifdef FEAT_FLOAT
+ "float",
+#endif
+#ifdef FEAT_FOLDING
+ "folding",
+#endif
+#ifdef FEAT_FOOTER
+ "footer",
+#endif
+#if !defined(USE_SYSTEM) && defined(UNIX)
+ "fork",
+#endif
+#ifdef FEAT_GETTEXT
+ "gettext",
+#endif
+#ifdef FEAT_GUI
+ "gui",
+#endif
+#ifdef FEAT_GUI_ATHENA
+# ifdef FEAT_GUI_NEXTAW
+ "gui_neXtaw",
+# else
+ "gui_athena",
+# endif
+#endif
+#ifdef FEAT_GUI_GTK
+ "gui_gtk",
+# ifdef USE_GTK3
+ "gui_gtk3",
+# else
+ "gui_gtk2",
+# endif
+#endif
+#ifdef FEAT_GUI_GNOME
+ "gui_gnome",
+#endif
+#ifdef FEAT_GUI_MAC
+ "gui_mac",
+#endif
+#ifdef FEAT_GUI_MOTIF
+ "gui_motif",
+#endif
+#ifdef FEAT_GUI_PHOTON
+ "gui_photon",
+#endif
+#ifdef FEAT_GUI_W32
+ "gui_win32",
+#endif
+#ifdef FEAT_HANGULIN
+ "hangul_input",
+#endif
+#if defined(HAVE_ICONV_H) && defined(USE_ICONV)
+ "iconv",
+#endif
+#ifdef FEAT_INS_EXPAND
+ "insert_expand",
+#endif
+#ifdef FEAT_JOB_CHANNEL
+ "job",
+#endif
+#ifdef FEAT_JUMPLIST
+ "jumplist",
+#endif
+#ifdef FEAT_KEYMAP
+ "keymap",
+#endif
+#ifdef FEAT_LANGMAP
+ "langmap",
+#endif
+#ifdef FEAT_LIBCALL
+ "libcall",
+#endif
+#ifdef FEAT_LINEBREAK
+ "linebreak",
+#endif
+#ifdef FEAT_LISP
+ "lispindent",
+#endif
+#ifdef FEAT_LISTCMDS
+ "listcmds",
+#endif
+#ifdef FEAT_LOCALMAP
+ "localmap",
+#endif
+#ifdef FEAT_LUA
+# ifndef DYNAMIC_LUA
+ "lua",
+# endif
+#endif
+#ifdef FEAT_MENU
+ "menu",
+#endif
+#ifdef FEAT_SESSION
+ "mksession",
+#endif
+#ifdef FEAT_MODIFY_FNAME
+ "modify_fname",
+#endif
+#ifdef FEAT_MOUSE
+ "mouse",
+#endif
+#ifdef FEAT_MOUSESHAPE
+ "mouseshape",
+#endif
+#if defined(UNIX) || defined(VMS)
+# ifdef FEAT_MOUSE_DEC
+ "mouse_dec",
+# endif
+# ifdef FEAT_MOUSE_GPM
+ "mouse_gpm",
+# endif
+# ifdef FEAT_MOUSE_JSB
+ "mouse_jsbterm",
+# endif
+# ifdef FEAT_MOUSE_NET
+ "mouse_netterm",
+# endif
+# ifdef FEAT_MOUSE_PTERM
+ "mouse_pterm",
+# endif
+# ifdef FEAT_MOUSE_SGR
+ "mouse_sgr",
+# endif
+# ifdef FEAT_SYSMOUSE
+ "mouse_sysmouse",
+# endif
+# ifdef FEAT_MOUSE_URXVT
+ "mouse_urxvt",
+# endif
+# ifdef FEAT_MOUSE_XTERM
+ "mouse_xterm",
+# endif
+#endif
+#ifdef FEAT_MBYTE
+ "multi_byte",
+#endif
+#ifdef FEAT_MBYTE_IME
+ "multi_byte_ime",
+#endif
+#ifdef FEAT_MULTI_LANG
+ "multi_lang",
+#endif
+#ifdef FEAT_MZSCHEME
+#ifndef DYNAMIC_MZSCHEME
+ "mzscheme",
+#endif
+#endif
+#ifdef FEAT_NUM64
+ "num64",
+#endif
+#ifdef FEAT_OLE
+ "ole",
+#endif
+ "packages",
+#ifdef FEAT_PATH_EXTRA
+ "path_extra",
+#endif
+#ifdef FEAT_PERL
+#ifndef DYNAMIC_PERL
+ "perl",
+#endif
+#endif
+#ifdef FEAT_PERSISTENT_UNDO
+ "persistent_undo",
+#endif
+#ifdef FEAT_PYTHON
+#ifndef DYNAMIC_PYTHON
+ "python",
+#endif
+#endif
+#ifdef FEAT_PYTHON3
+#ifndef DYNAMIC_PYTHON3
+ "python3",
+#endif
+#endif
+#ifdef FEAT_POSTSCRIPT
+ "postscript",
+#endif
+#ifdef FEAT_PRINTER
+ "printer",
+#endif
+#ifdef FEAT_PROFILE
+ "profile",
+#endif
+#ifdef FEAT_RELTIME
+ "reltime",
+#endif
+#ifdef FEAT_QUICKFIX
+ "quickfix",
+#endif
+#ifdef FEAT_RIGHTLEFT
+ "rightleft",
+#endif
+#if defined(FEAT_RUBY) && !defined(DYNAMIC_RUBY)
+ "ruby",
+#endif
+#ifdef FEAT_SCROLLBIND
+ "scrollbind",
+#endif
+#ifdef FEAT_CMDL_INFO
+ "showcmd",
+ "cmdline_info",
+#endif
+#ifdef FEAT_SIGNS
+ "signs",
+#endif
+#ifdef FEAT_SMARTINDENT
+ "smartindent",
+#endif
+#ifdef STARTUPTIME
+ "startuptime",
+#endif
+#ifdef FEAT_STL_OPT
+ "statusline",
+#endif
+#ifdef FEAT_SUN_WORKSHOP
+ "sun_workshop",
+#endif
+#ifdef FEAT_NETBEANS_INTG
+ "netbeans_intg",
+#endif
+#ifdef FEAT_SPELL
+ "spell",
+#endif
+#ifdef FEAT_SYN_HL
+ "syntax",
+#endif
+#if defined(USE_SYSTEM) || !defined(UNIX)
+ "system",
+#endif
+#ifdef FEAT_TAG_BINS
+ "tag_binary",
+#endif
+#ifdef FEAT_TAG_OLDSTATIC
+ "tag_old_static",
+#endif
+#ifdef FEAT_TAG_ANYWHITE
+ "tag_any_white",
+#endif
+#ifdef FEAT_TCL
+# ifndef DYNAMIC_TCL
+ "tcl",
+# endif
+#endif
+#ifdef FEAT_TERMGUICOLORS
+ "termguicolors",
+#endif
+#ifdef TERMINFO
+ "terminfo",
+#endif
+#ifdef FEAT_TERMRESPONSE
+ "termresponse",
+#endif
+#ifdef FEAT_TEXTOBJ
+ "textobjects",
+#endif
+#ifdef HAVE_TGETENT
+ "tgetent",
+#endif
+#ifdef FEAT_TIMERS
+ "timers",
+#endif
+#ifdef FEAT_TITLE
+ "title",
+#endif
+#ifdef FEAT_TOOLBAR
+ "toolbar",
+#endif
+#if defined(FEAT_CLIPBOARD) && defined(FEAT_X11)
+ "unnamedplus",
+#endif
+#ifdef FEAT_USR_CMDS
+ "user-commands", /* was accidentally included in 5.4 */
+ "user_commands",
+#endif
+#ifdef FEAT_VIMINFO
+ "viminfo",
+#endif
+#ifdef FEAT_WINDOWS
+ "vertsplit",
+#endif
+#ifdef FEAT_VIRTUALEDIT
+ "virtualedit",
+#endif
+ "visual",
+#ifdef FEAT_VISUALEXTRA
+ "visualextra",
+#endif
+#ifdef FEAT_VREPLACE
+ "vreplace",
+#endif
+#ifdef FEAT_WILDIGN
+ "wildignore",
+#endif
+#ifdef FEAT_WILDMENU
+ "wildmenu",
+#endif
+#ifdef FEAT_WINDOWS
+ "windows",
+#endif
+#ifdef FEAT_WAK
+ "winaltkeys",
+#endif
+#ifdef FEAT_WRITEBACKUP
+ "writebackup",
+#endif
+#ifdef FEAT_XIM
+ "xim",
+#endif
+#ifdef FEAT_XFONTSET
+ "xfontset",
+#endif
+#ifdef FEAT_XPM_W32
+ "xpm",
+ "xpm_w32", /* for backward compatibility */
+#else
+# if defined(HAVE_XPM)
+ "xpm",
+# endif
+#endif
+#ifdef USE_XSMP
+ "xsmp",
+#endif
+#ifdef USE_XSMP_INTERACT
+ "xsmp_interact",
+#endif
+#ifdef FEAT_XCLIPBOARD
+ "xterm_clipboard",
+#endif
+#ifdef FEAT_XTERM_SAVE
+ "xterm_save",
+#endif
+#if defined(UNIX) && defined(FEAT_X11)
+ "X11",
+#endif
+ NULL
+ };
+
+ name = get_tv_string(&argvars[0]);
+ for (i = 0; has_list[i] != NULL; ++i)
+ if (STRICMP(name, has_list[i]) == 0)
+ {
+ n = TRUE;
+ break;
+ }
+
+ if (n == FALSE)
+ {
+ if (STRNICMP(name, "patch", 5) == 0)
+ {
+ if (name[5] == '-'
+ && STRLEN(name) >= 11
+ && vim_isdigit(name[6])
+ && vim_isdigit(name[8])
+ && vim_isdigit(name[10]))
+ {
+ int major = atoi((char *)name + 6);
+ int minor = atoi((char *)name + 8);
+
+ /* Expect "patch-9.9.01234". */
+ n = (major < VIM_VERSION_MAJOR
+ || (major == VIM_VERSION_MAJOR
+ && (minor < VIM_VERSION_MINOR
+ || (minor == VIM_VERSION_MINOR
+ && has_patch(atoi((char *)name + 10))))));
+ }
+ else
+ n = has_patch(atoi((char *)name + 5));
+ }
+ else if (STRICMP(name, "vim_starting") == 0)
+ n = (starting != 0);
+#ifdef FEAT_MBYTE
+ else if (STRICMP(name, "multi_byte_encoding") == 0)
+ n = has_mbyte;
+#endif
+#if defined(FEAT_BEVAL) && defined(FEAT_GUI_W32)
+ else if (STRICMP(name, "balloon_multiline") == 0)
+ n = multiline_balloon_available();
+#endif
+#ifdef DYNAMIC_TCL
+ else if (STRICMP(name, "tcl") == 0)
+ n = tcl_enabled(FALSE);
+#endif
+#if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
+ else if (STRICMP(name, "iconv") == 0)
+ n = iconv_enabled(FALSE);
+#endif
+#ifdef DYNAMIC_LUA
+ else if (STRICMP(name, "lua") == 0)
+ n = lua_enabled(FALSE);
+#endif
+#ifdef DYNAMIC_MZSCHEME
+ else if (STRICMP(name, "mzscheme") == 0)
+ n = mzscheme_enabled(FALSE);
+#endif
+#ifdef DYNAMIC_RUBY
+ else if (STRICMP(name, "ruby") == 0)
+ n = ruby_enabled(FALSE);
+#endif
+#ifdef FEAT_PYTHON
+#ifdef DYNAMIC_PYTHON
+ else if (STRICMP(name, "python") == 0)
+ n = python_enabled(FALSE);
+#endif
+#endif
+#ifdef FEAT_PYTHON3
+#ifdef DYNAMIC_PYTHON3
+ else if (STRICMP(name, "python3") == 0)
+ n = python3_enabled(FALSE);
+#endif
+#endif
+#ifdef DYNAMIC_PERL
+ else if (STRICMP(name, "perl") == 0)
+ n = perl_enabled(FALSE);
+#endif
+#ifdef FEAT_GUI
+ else if (STRICMP(name, "gui_running") == 0)
+ n = (gui.in_use || gui.starting);
+# ifdef FEAT_GUI_W32
+ else if (STRICMP(name, "gui_win32s") == 0)
+ n = gui_is_win32s();
+# endif
+# ifdef FEAT_BROWSE
+ else if (STRICMP(name, "browse") == 0)
+ n = gui.in_use; /* gui_mch_browse() works when GUI is running */
+# endif
+#endif
+#ifdef FEAT_SYN_HL
+ else if (STRICMP(name, "syntax_items") == 0)
+ n = syntax_present(curwin);
+#endif
+#if defined(WIN3264)
+ else if (STRICMP(name, "win95") == 0)
+ n = mch_windows95();
+#endif
+#ifdef FEAT_NETBEANS_INTG
+ else if (STRICMP(name, "netbeans_enabled") == 0)
+ n = netbeans_active();
+#endif
+ }
+
+ rettv->vval.v_number = n;
+}
+
+/*
+ * "has_key()" function
+ */
+ static void
+f_has_key(typval_T *argvars, typval_T *rettv)
+{
+ if (argvars[0].v_type != VAR_DICT)
+ {
+ EMSG(_(e_dictreq));
+ return;
+ }
+ if (argvars[0].vval.v_dict == NULL)
+ return;
+
+ rettv->vval.v_number = dict_find(argvars[0].vval.v_dict,
+ get_tv_string(&argvars[1]), -1) != NULL;
+}
+
+/*
+ * "haslocaldir()" function
+ */
+ static void
+f_haslocaldir(typval_T *argvars, typval_T *rettv)
+{
+ win_T *wp = NULL;
+
+ wp = find_tabwin(&argvars[0], &argvars[1]);
+ rettv->vval.v_number = (wp != NULL && wp->w_localdir != NULL);
+}
+
+/*
+ * "hasmapto()" function
+ */
+ static void
+f_hasmapto(typval_T *argvars, typval_T *rettv)
+{
+ char_u *name;
+ char_u *mode;
+ char_u buf[NUMBUFLEN];
+ int abbr = FALSE;
+
+ name = get_tv_string(&argvars[0]);
+ if (argvars[1].v_type == VAR_UNKNOWN)
+ mode = (char_u *)"nvo";
+ else
+ {
+ mode = get_tv_string_buf(&argvars[1], buf);
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ abbr = (int)get_tv_number(&argvars[2]);
+ }
+
+ if (map_to_exists(name, mode, abbr))
+ rettv->vval.v_number = TRUE;
+ else
+ rettv->vval.v_number = FALSE;
+}
+
+/*
+ * "histadd()" function
+ */
+ static void
+f_histadd(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_CMDHIST
+ int histype;
+ char_u *str;
+ char_u buf[NUMBUFLEN];
+#endif
+
+ rettv->vval.v_number = FALSE;
+ if (check_restricted() || check_secure())
+ return;
+#ifdef FEAT_CMDHIST
+ str = get_tv_string_chk(&argvars[0]); /* NULL on type error */
+ histype = str != NULL ? get_histtype(str) : -1;
+ if (histype >= 0)
+ {
+ str = get_tv_string_buf(&argvars[1], buf);
+ if (*str != NUL)
+ {
+ init_history();
+ add_to_history(histype, str, FALSE, NUL);
+ rettv->vval.v_number = TRUE;
+ return;
+ }
+ }
+#endif
+}
+
+/*
+ * "histdel()" function
+ */
+ static void
+f_histdel(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_CMDHIST
+ int n;
+ char_u buf[NUMBUFLEN];
+ char_u *str;
+
+ str = get_tv_string_chk(&argvars[0]); /* NULL on type error */
+ if (str == NULL)
+ n = 0;
+ else if (argvars[1].v_type == VAR_UNKNOWN)
+ /* only one argument: clear entire history */
+ n = clr_history(get_histtype(str));
+ else if (argvars[1].v_type == VAR_NUMBER)
+ /* index given: remove that entry */
+ n = del_history_idx(get_histtype(str),
+ (int)get_tv_number(&argvars[1]));
+ else
+ /* string given: remove all matching entries */
+ n = del_history_entry(get_histtype(str),
+ get_tv_string_buf(&argvars[1], buf));
+ rettv->vval.v_number = n;
+#endif
+}
+
+/*
+ * "histget()" function
+ */
+ static void
+f_histget(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_CMDHIST
+ int type;
+ int idx;
+ char_u *str;
+
+ str = get_tv_string_chk(&argvars[0]); /* NULL on type error */
+ if (str == NULL)
+ rettv->vval.v_string = NULL;
+ else
+ {
+ type = get_histtype(str);
+ if (argvars[1].v_type == VAR_UNKNOWN)
+ idx = get_history_idx(type);
+ else
+ idx = (int)get_tv_number_chk(&argvars[1], NULL);
+ /* -1 on type error */
+ rettv->vval.v_string = vim_strsave(get_history_entry(type, idx));
+ }
+#else
+ rettv->vval.v_string = NULL;
+#endif
+ rettv->v_type = VAR_STRING;
+}
+
+/*
+ * "histnr()" function
+ */
+ static void
+f_histnr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ int i;
+
+#ifdef FEAT_CMDHIST
+ char_u *history = get_tv_string_chk(&argvars[0]);
+
+ i = history == NULL ? HIST_CMD - 1 : get_histtype(history);
+ if (i >= HIST_CMD && i < HIST_COUNT)
+ i = get_history_idx(i);
+ else
+#endif
+ i = -1;
+ rettv->vval.v_number = i;
+}
+
+/*
+ * "highlightID(name)" function
+ */
+ static void
+f_hlID(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = syn_name2id(get_tv_string(&argvars[0]));
+}
+
+/*
+ * "highlight_exists()" function
+ */
+ static void
+f_hlexists(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = highlight_exists(get_tv_string(&argvars[0]));
+}
+
+/*
+ * "hostname()" function
+ */
+ static void
+f_hostname(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ char_u hostname[256];
+
+ mch_get_host_name(hostname, 256);
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = vim_strsave(hostname);
+}
+
+/*
+ * iconv() function
+ */
+ static void
+f_iconv(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_MBYTE
+ char_u buf1[NUMBUFLEN];
+ char_u buf2[NUMBUFLEN];
+ char_u *from, *to, *str;
+ vimconv_T vimconv;
+#endif
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+#ifdef FEAT_MBYTE
+ str = get_tv_string(&argvars[0]);
+ from = enc_canonize(enc_skip(get_tv_string_buf(&argvars[1], buf1)));
+ to = enc_canonize(enc_skip(get_tv_string_buf(&argvars[2], buf2)));
+ vimconv.vc_type = CONV_NONE;
+ convert_setup(&vimconv, from, to);
+
+ /* If the encodings are equal, no conversion needed. */
+ if (vimconv.vc_type == CONV_NONE)
+ rettv->vval.v_string = vim_strsave(str);
+ else
+ rettv->vval.v_string = string_convert(&vimconv, str, NULL);
+
+ convert_setup(&vimconv, NULL, NULL);
+ vim_free(from);
+ vim_free(to);
+#endif
+}
+
+/*
+ * "indent()" function
+ */
+ static void
+f_indent(typval_T *argvars, typval_T *rettv)
+{
+ linenr_T lnum;
+
+ lnum = get_tv_lnum(argvars);
+ if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
+ rettv->vval.v_number = get_indent_lnum(lnum);
+ else
+ rettv->vval.v_number = -1;
+}
+
+/*
+ * "index()" function
+ */
+ static void
+f_index(typval_T *argvars, typval_T *rettv)
+{
+ list_T *l;
+ listitem_T *item;
+ long idx = 0;
+ int ic = FALSE;
+
+ rettv->vval.v_number = -1;
+ if (argvars[0].v_type != VAR_LIST)
+ {
+ EMSG(_(e_listreq));
+ return;
+ }
+ l = argvars[0].vval.v_list;
+ if (l != NULL)
+ {
+ item = l->lv_first;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ int error = FALSE;
+
+ /* Start at specified item. Use the cached index that list_find()
+ * sets, so that a negative number also works. */
+ item = list_find(l, (long)get_tv_number_chk(&argvars[2], &error));
+ idx = l->lv_idx;
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ ic = (int)get_tv_number_chk(&argvars[3], &error);
+ if (error)
+ item = NULL;
+ }
+
+ for ( ; item != NULL; item = item->li_next, ++idx)
+ if (tv_equal(&item->li_tv, &argvars[1], ic, FALSE))
+ {
+ rettv->vval.v_number = idx;
+ break;
+ }
+ }
+}
+
+static int inputsecret_flag = 0;
+
+/*
+ * "input()" function
+ * Also handles inputsecret() when inputsecret is set.
+ */
+ static void
+f_input(typval_T *argvars, typval_T *rettv)
+{
+ get_user_input(argvars, rettv, FALSE, inputsecret_flag);
+}
+
+/*
+ * "inputdialog()" function
+ */
+ static void
+f_inputdialog(typval_T *argvars, typval_T *rettv)
+{
+#if defined(FEAT_GUI_TEXTDIALOG)
+ /* Use a GUI dialog if the GUI is running and 'c' is not in 'guioptions' */
+ if (gui.in_use && vim_strchr(p_go, GO_CONDIALOG) == NULL)
+ {
+ char_u *message;
+ char_u buf[NUMBUFLEN];
+ char_u *defstr = (char_u *)"";
+
+ message = get_tv_string_chk(&argvars[0]);
+ if (argvars[1].v_type != VAR_UNKNOWN
+ && (defstr = get_tv_string_buf_chk(&argvars[1], buf)) != NULL)
+ vim_strncpy(IObuff, defstr, IOSIZE - 1);
+ else
+ IObuff[0] = NUL;
+ if (message != NULL && defstr != NULL
+ && do_dialog(VIM_QUESTION, NULL, message,
+ (char_u *)_("&OK\n&Cancel"), 1, IObuff, FALSE) == 1)
+ rettv->vval.v_string = vim_strsave(IObuff);
+ else
+ {
+ if (message != NULL && defstr != NULL
+ && argvars[1].v_type != VAR_UNKNOWN
+ && argvars[2].v_type != VAR_UNKNOWN)
+ rettv->vval.v_string = vim_strsave(
+ get_tv_string_buf(&argvars[2], buf));
+ else
+ rettv->vval.v_string = NULL;
+ }
+ rettv->v_type = VAR_STRING;
+ }
+ else
+#endif
+ get_user_input(argvars, rettv, TRUE, inputsecret_flag);
+}
+
+/*
+ * "inputlist()" function
+ */
+ static void
+f_inputlist(typval_T *argvars, typval_T *rettv)
+{
+ listitem_T *li;
+ int selected;
+ int mouse_used;
+
+#ifdef NO_CONSOLE_INPUT
+ /* While starting up, there is no place to enter text. */
+ if (no_console_input())
+ return;
+#endif
+ if (argvars[0].v_type != VAR_LIST || argvars[0].vval.v_list == NULL)
+ {
+ EMSG2(_(e_listarg), "inputlist()");
+ return;
+ }
+
+ msg_start();
+ msg_row = Rows - 1; /* for when 'cmdheight' > 1 */
+ lines_left = Rows; /* avoid more prompt */
+ msg_scroll = TRUE;
+ msg_clr_eos();
+
+ for (li = argvars[0].vval.v_list->lv_first; li != NULL; li = li->li_next)
+ {
+ msg_puts(get_tv_string(&li->li_tv));
+ msg_putchar('\n');
+ }
+
+ /* Ask for choice. */
+ selected = prompt_for_number(&mouse_used);
+ if (mouse_used)
+ selected -= lines_left;
+
+ rettv->vval.v_number = selected;
+}
+
+
+static garray_T ga_userinput = {0, 0, sizeof(tasave_T), 4, NULL};
+
+/*
+ * "inputrestore()" function
+ */
+ static void
+f_inputrestore(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ if (ga_userinput.ga_len > 0)
+ {
+ --ga_userinput.ga_len;
+ restore_typeahead((tasave_T *)(ga_userinput.ga_data)
+ + ga_userinput.ga_len);
+ /* default return is zero == OK */
+ }
+ else if (p_verbose > 1)
+ {
+ verb_msg((char_u *)_("called inputrestore() more often than inputsave()"));
+ rettv->vval.v_number = 1; /* Failed */
+ }
+}
+
+/*
+ * "inputsave()" function
+ */
+ static void
+f_inputsave(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ /* Add an entry to the stack of typeahead storage. */
+ if (ga_grow(&ga_userinput, 1) == OK)
+ {
+ save_typeahead((tasave_T *)(ga_userinput.ga_data)
+ + ga_userinput.ga_len);
+ ++ga_userinput.ga_len;
+ /* default return is zero == OK */
+ }
+ else
+ rettv->vval.v_number = 1; /* Failed */
+}
+
+/*
+ * "inputsecret()" function
+ */
+ static void
+f_inputsecret(typval_T *argvars, typval_T *rettv)
+{
+ ++cmdline_star;
+ ++inputsecret_flag;
+ f_input(argvars, rettv);
+ --cmdline_star;
+ --inputsecret_flag;
+}
+
+/*
+ * "insert()" function
+ */
+ static void
+f_insert(typval_T *argvars, typval_T *rettv)
+{
+ long before = 0;
+ listitem_T *item;
+ list_T *l;
+ int error = FALSE;
+
+ if (argvars[0].v_type != VAR_LIST)
+ EMSG2(_(e_listarg), "insert()");
+ else if ((l = argvars[0].vval.v_list) != NULL
+ && !tv_check_lock(l->lv_lock, (char_u *)N_("insert() argument"), TRUE))
+ {
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ before = (long)get_tv_number_chk(&argvars[2], &error);
+ if (error)
+ return; /* type error; errmsg already given */
+
+ if (before == l->lv_len)
+ item = NULL;
+ else
+ {
+ item = list_find(l, before);
+ if (item == NULL)
+ {
+ EMSGN(_(e_listidx), before);
+ l = NULL;
+ }
+ }
+ if (l != NULL)
+ {
+ list_insert_tv(l, &argvars[1], item);
+ copy_tv(&argvars[0], rettv);
+ }
+ }
+}
+
+/*
+ * "invert(expr)" function
+ */
+ static void
+f_invert(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = ~get_tv_number_chk(&argvars[0], NULL);
+}
+
+/*
+ * "isdirectory()" function
+ */
+ static void
+f_isdirectory(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = mch_isdir(get_tv_string(&argvars[0]));
+}
+
+/*
+ * Return TRUE if typeval "tv" is locked: Either that value is locked itself
+ * or it refers to a List or Dictionary that is locked.
+ */
+ static int
+tv_islocked(typval_T *tv)
+{
+ return (tv->v_lock & VAR_LOCKED)
+ || (tv->v_type == VAR_LIST
+ && tv->vval.v_list != NULL
+ && (tv->vval.v_list->lv_lock & VAR_LOCKED))
+ || (tv->v_type == VAR_DICT
+ && tv->vval.v_dict != NULL
+ && (tv->vval.v_dict->dv_lock & VAR_LOCKED));
+}
+
+/*
+ * "islocked()" function
+ */
+ static void
+f_islocked(typval_T *argvars, typval_T *rettv)
+{
+ lval_T lv;
+ char_u *end;
+ dictitem_T *di;
+
+ rettv->vval.v_number = -1;
+ end = get_lval(get_tv_string(&argvars[0]), NULL, &lv, FALSE, FALSE,
+ GLV_NO_AUTOLOAD, FNE_CHECK_START);
+ if (end != NULL && lv.ll_name != NULL)
+ {
+ if (*end != NUL)
+ EMSG(_(e_trailing));
+ else
+ {
+ if (lv.ll_tv == NULL)
+ {
+ if (check_changedtick(lv.ll_name))
+ rettv->vval.v_number = 1; /* always locked */
+ else
+ {
+ di = find_var(lv.ll_name, NULL, TRUE);
+ if (di != NULL)
+ {
+ /* Consider a variable locked when:
+ * 1. the variable itself is locked
+ * 2. the value of the variable is locked.
+ * 3. the List or Dict value is locked.
+ */
+ rettv->vval.v_number = ((di->di_flags & DI_FLAGS_LOCK)
+ || tv_islocked(&di->di_tv));
+ }
+ }
+ }
+ else if (lv.ll_range)
+ EMSG(_("E786: Range not allowed"));
+ else if (lv.ll_newkey != NULL)
+ EMSG2(_(e_dictkey), lv.ll_newkey);
+ else if (lv.ll_list != NULL)
+ /* List item. */
+ rettv->vval.v_number = tv_islocked(&lv.ll_li->li_tv);
+ else
+ /* Dictionary item. */
+ rettv->vval.v_number = tv_islocked(&lv.ll_di->di_tv);
+ }
+ }
+
+ clear_lval(&lv);
+}
+
+#if defined(FEAT_FLOAT) && defined(HAVE_MATH_H)
+/*
+ * "isnan()" function
+ */
+ static void
+f_isnan(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = argvars[0].v_type == VAR_FLOAT
+ && isnan(argvars[0].vval.v_float);
+}
+#endif
+
+/*
+ * "items(dict)" function
+ */
+ static void
+f_items(typval_T *argvars, typval_T *rettv)
+{
+ dict_list(argvars, rettv, 2);
+}
+
+#if defined(FEAT_JOB_CHANNEL) || defined(PROTO)
+/*
+ * Get the job from the argument.
+ * Returns NULL if the job is invalid.
+ */
+ static job_T *
+get_job_arg(typval_T *tv)
+{
+ job_T *job;
+
+ if (tv->v_type != VAR_JOB)
+ {
+ EMSG2(_(e_invarg2), get_tv_string(tv));
+ return NULL;
+ }
+ job = tv->vval.v_job;
+
+ if (job == NULL)
+ EMSG(_("E916: not a valid job"));
+ return job;
+}
+
+/*
+ * "job_getchannel()" function
+ */
+ static void
+f_job_getchannel(typval_T *argvars, typval_T *rettv)
+{
+ job_T *job = get_job_arg(&argvars[0]);
+
+ if (job != NULL)
+ {
+ rettv->v_type = VAR_CHANNEL;
+ rettv->vval.v_channel = job->jv_channel;
+ if (job->jv_channel != NULL)
+ ++job->jv_channel->ch_refcount;
+ }
+}
+
+/*
+ * "job_info()" function
+ */
+ static void
+f_job_info(typval_T *argvars, typval_T *rettv)
+{
+ job_T *job = get_job_arg(&argvars[0]);
+
+ if (job != NULL && rettv_dict_alloc(rettv) != FAIL)
+ job_info(job, rettv->vval.v_dict);
+}
+
+/*
+ * "job_setoptions()" function
+ */
+ static void
+f_job_setoptions(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ job_T *job = get_job_arg(&argvars[0]);
+ jobopt_T opt;
+
+ if (job == NULL)
+ return;
+ clear_job_options(&opt);
+ if (get_job_options(&argvars[1], &opt, JO_STOPONEXIT + JO_EXIT_CB) == OK)
+ job_set_options(job, &opt);
+ free_job_options(&opt);
+}
+
+/*
+ * "job_start()" function
+ */
+ static void
+f_job_start(typval_T *argvars, typval_T *rettv)
+{
+ rettv->v_type = VAR_JOB;
+ if (check_restricted() || check_secure())
+ return;
+ rettv->vval.v_job = job_start(argvars);
+}
+
+/*
+ * "job_status()" function
+ */
+ static void
+f_job_status(typval_T *argvars, typval_T *rettv)
+{
+ job_T *job = get_job_arg(&argvars[0]);
+
+ if (job != NULL)
+ {
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = vim_strsave((char_u *)job_status(job));
+ }
+}
+
+/*
+ * "job_stop()" function
+ */
+ static void
+f_job_stop(typval_T *argvars, typval_T *rettv)
+{
+ job_T *job = get_job_arg(&argvars[0]);
+
+ if (job != NULL)
+ rettv->vval.v_number = job_stop(job, argvars);
+}
+#endif
+
+/*
+ * "join()" function
+ */
+ static void
+f_join(typval_T *argvars, typval_T *rettv)
+{
+ garray_T ga;
+ char_u *sep;
+
+ if (argvars[0].v_type != VAR_LIST)
+ {
+ EMSG(_(e_listreq));
+ return;
+ }
+ if (argvars[0].vval.v_list == NULL)
+ return;
+ if (argvars[1].v_type == VAR_UNKNOWN)
+ sep = (char_u *)" ";
+ else
+ sep = get_tv_string_chk(&argvars[1]);
+
+ rettv->v_type = VAR_STRING;
+
+ if (sep != NULL)
+ {
+ ga_init2(&ga, (int)sizeof(char), 80);
+ list_join(&ga, argvars[0].vval.v_list, sep, TRUE, FALSE, 0);
+ ga_append(&ga, NUL);
+ rettv->vval.v_string = (char_u *)ga.ga_data;
+ }
+ else
+ rettv->vval.v_string = NULL;
+}
+
+/*
+ * "js_decode()" function
+ */
+ static void
+f_js_decode(typval_T *argvars, typval_T *rettv)
+{
+ js_read_T reader;
+
+ reader.js_buf = get_tv_string(&argvars[0]);
+ reader.js_fill = NULL;
+ reader.js_used = 0;
+ if (json_decode_all(&reader, rettv, JSON_JS) != OK)
+ EMSG(_(e_invarg));
+}
+
+/*
+ * "js_encode()" function
+ */
+ static void
+f_js_encode(typval_T *argvars, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = json_encode(&argvars[0], JSON_JS);
+}
+
+/*
+ * "json_decode()" function
+ */
+ static void
+f_json_decode(typval_T *argvars, typval_T *rettv)
+{
+ js_read_T reader;
+
+ reader.js_buf = get_tv_string(&argvars[0]);
+ reader.js_fill = NULL;
+ reader.js_used = 0;
+ if (json_decode_all(&reader, rettv, 0) != OK)
+ EMSG(_(e_invarg));
+}
+
+/*
+ * "json_encode()" function
+ */
+ static void
+f_json_encode(typval_T *argvars, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = json_encode(&argvars[0], 0);
+}
+
+/*
+ * "keys()" function
+ */
+ static void
+f_keys(typval_T *argvars, typval_T *rettv)
+{
+ dict_list(argvars, rettv, 0);
+}
+
+/*
+ * "last_buffer_nr()" function.
+ */
+ static void
+f_last_buffer_nr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ int n = 0;
+ buf_T *buf;
+
+ for (buf = firstbuf; buf != NULL; buf = buf->b_next)
+ if (n < buf->b_fnum)
+ n = buf->b_fnum;
+
+ rettv->vval.v_number = n;
+}
+
+/*
+ * "len()" function
+ */
+ static void
+f_len(typval_T *argvars, typval_T *rettv)
+{
+ switch (argvars[0].v_type)
+ {
+ case VAR_STRING:
+ case VAR_NUMBER:
+ rettv->vval.v_number = (varnumber_T)STRLEN(
+ get_tv_string(&argvars[0]));
+ break;
+ case VAR_LIST:
+ rettv->vval.v_number = list_len(argvars[0].vval.v_list);
+ break;
+ case VAR_DICT:
+ rettv->vval.v_number = dict_len(argvars[0].vval.v_dict);
+ break;
+ case VAR_UNKNOWN:
+ case VAR_SPECIAL:
+ case VAR_FLOAT:
+ case VAR_FUNC:
+ case VAR_PARTIAL:
+ case VAR_JOB:
+ case VAR_CHANNEL:
+ EMSG(_("E701: Invalid type for len()"));
+ break;
+ }
+}
+
+static void libcall_common(typval_T *argvars, typval_T *rettv, int type);
+
+ static void
+libcall_common(typval_T *argvars, typval_T *rettv, int type)
+{
+#ifdef FEAT_LIBCALL
+ char_u *string_in;
+ char_u **string_result;
+ int nr_result;
+#endif
+
+ rettv->v_type = type;
+ if (type != VAR_NUMBER)
+ rettv->vval.v_string = NULL;
+
+ if (check_restricted() || check_secure())
+ return;
+
+#ifdef FEAT_LIBCALL
+ /* The first two args must be strings, otherwise its meaningless */
+ if (argvars[0].v_type == VAR_STRING && argvars[1].v_type == VAR_STRING)
+ {
+ string_in = NULL;
+ if (argvars[2].v_type == VAR_STRING)
+ string_in = argvars[2].vval.v_string;
+ if (type == VAR_NUMBER)
+ string_result = NULL;
+ else
+ string_result = &rettv->vval.v_string;
+ if (mch_libcall(argvars[0].vval.v_string,
+ argvars[1].vval.v_string,
+ string_in,
+ argvars[2].vval.v_number,
+ string_result,
+ &nr_result) == OK
+ && type == VAR_NUMBER)
+ rettv->vval.v_number = nr_result;
+ }
+#endif
+}
+
+/*
+ * "libcall()" function
+ */
+ static void
+f_libcall(typval_T *argvars, typval_T *rettv)
+{
+ libcall_common(argvars, rettv, VAR_STRING);
+}
+
+/*
+ * "libcallnr()" function
+ */
+ static void
+f_libcallnr(typval_T *argvars, typval_T *rettv)
+{
+ libcall_common(argvars, rettv, VAR_NUMBER);
+}
+
+/*
+ * "line(string)" function
+ */
+ static void
+f_line(typval_T *argvars, typval_T *rettv)
+{
+ linenr_T lnum = 0;
+ pos_T *fp;
+ int fnum;
+
+ fp = var2fpos(&argvars[0], TRUE, &fnum);
+ if (fp != NULL)
+ lnum = fp->lnum;
+ rettv->vval.v_number = lnum;
+}
+
+/*
+ * "line2byte(lnum)" function
+ */
+ static void
+f_line2byte(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifndef FEAT_BYTEOFF
+ rettv->vval.v_number = -1;
+#else
+ linenr_T lnum;
+
+ lnum = get_tv_lnum(argvars);
+ if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
+ rettv->vval.v_number = -1;
+ else
+ rettv->vval.v_number = ml_find_line_or_offset(curbuf, lnum, NULL);
+ if (rettv->vval.v_number >= 0)
+ ++rettv->vval.v_number;
+#endif
+}
+
+/*
+ * "lispindent(lnum)" function
+ */
+ static void
+f_lispindent(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_LISP
+ pos_T pos;
+ linenr_T lnum;
+
+ pos = curwin->w_cursor;
+ lnum = get_tv_lnum(argvars);
+ if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count)
+ {
+ curwin->w_cursor.lnum = lnum;
+ rettv->vval.v_number = get_lisp_indent();
+ curwin->w_cursor = pos;
+ }
+ else
+#endif
+ rettv->vval.v_number = -1;
+}
+
+/*
+ * "localtime()" function
+ */
+ static void
+f_localtime(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = (varnumber_T)time(NULL);
+}
+
+static void get_maparg(typval_T *argvars, typval_T *rettv, int exact);
+
+ static void
+get_maparg(typval_T *argvars, typval_T *rettv, int exact)
+{
+ char_u *keys;
+ char_u *which;
+ char_u buf[NUMBUFLEN];
+ char_u *keys_buf = NULL;
+ char_u *rhs;
+ int mode;
+ int abbr = FALSE;
+ int get_dict = FALSE;
+ mapblock_T *mp;
+ int buffer_local;
+
+ /* return empty string for failure */
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+ keys = get_tv_string(&argvars[0]);
+ if (*keys == NUL)
+ return;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ which = get_tv_string_buf_chk(&argvars[1], buf);
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ abbr = (int)get_tv_number(&argvars[2]);
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ get_dict = (int)get_tv_number(&argvars[3]);
+ }
+ }
+ else
+ which = (char_u *)"";
+ if (which == NULL)
+ return;
+
+ mode = get_map_mode(&which, 0);
+
+ keys = replace_termcodes(keys, &keys_buf, TRUE, TRUE, FALSE);
+ rhs = check_map(keys, mode, exact, FALSE, abbr, &mp, &buffer_local);
+ vim_free(keys_buf);
+
+ if (!get_dict)
+ {
+ /* Return a string. */
+ if (rhs != NULL)
+ rettv->vval.v_string = str2special_save(rhs, FALSE);
+
+ }
+ else if (rettv_dict_alloc(rettv) != FAIL && rhs != NULL)
+ {
+ /* Return a dictionary. */
+ char_u *lhs = str2special_save(mp->m_keys, TRUE);
+ char_u *mapmode = map_mode_to_chars(mp->m_mode);
+ dict_T *dict = rettv->vval.v_dict;
+
+ dict_add_nr_str(dict, "lhs", 0L, lhs);
+ dict_add_nr_str(dict, "rhs", 0L, mp->m_orig_str);
+ dict_add_nr_str(dict, "noremap", mp->m_noremap ? 1L : 0L , NULL);
+ dict_add_nr_str(dict, "expr", mp->m_expr ? 1L : 0L, NULL);
+ dict_add_nr_str(dict, "silent", mp->m_silent ? 1L : 0L, NULL);
+ dict_add_nr_str(dict, "sid", (long)mp->m_script_ID, NULL);
+ dict_add_nr_str(dict, "buffer", (long)buffer_local, NULL);
+ dict_add_nr_str(dict, "nowait", mp->m_nowait ? 1L : 0L, NULL);
+ dict_add_nr_str(dict, "mode", 0L, mapmode);
+
+ vim_free(lhs);
+ vim_free(mapmode);
+ }
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "log()" function
+ */
+ static void
+f_log(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = log(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+
+/*
+ * "log10()" function
+ */
+ static void
+f_log10(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = log10(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+#ifdef FEAT_LUA
+/*
+ * "luaeval()" function
+ */
+ static void
+f_luaeval(typval_T *argvars, typval_T *rettv)
+{
+ char_u *str;
+ char_u buf[NUMBUFLEN];
+
+ str = get_tv_string_buf(&argvars[0], buf);
+ do_luaeval(str, argvars + 1, rettv);
+}
+#endif
+
+/*
+ * "map()" function
+ */
+ static void
+f_map(typval_T *argvars, typval_T *rettv)
+{
+ filter_map(argvars, rettv, TRUE);
+}
+
+/*
+ * "maparg()" function
+ */
+ static void
+f_maparg(typval_T *argvars, typval_T *rettv)
+{
+ get_maparg(argvars, rettv, TRUE);
+}
+
+/*
+ * "mapcheck()" function
+ */
+ static void
+f_mapcheck(typval_T *argvars, typval_T *rettv)
+{
+ get_maparg(argvars, rettv, FALSE);
+}
+
+static void find_some_match(typval_T *argvars, typval_T *rettv, int start);
+
+ static void
+find_some_match(typval_T *argvars, typval_T *rettv, int type)
+{
+ char_u *str = NULL;
+ long len = 0;
+ char_u *expr = NULL;
+ char_u *pat;
+ regmatch_T regmatch;
+ char_u patbuf[NUMBUFLEN];
+ char_u strbuf[NUMBUFLEN];
+ char_u *save_cpo;
+ long start = 0;
+ long nth = 1;
+ colnr_T startcol = 0;
+ int match = 0;
+ list_T *l = NULL;
+ listitem_T *li = NULL;
+ long idx = 0;
+ char_u *tofree = NULL;
+
+ /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
+ save_cpo = p_cpo;
+ p_cpo = (char_u *)"";
+
+ rettv->vval.v_number = -1;
+ if (type == 3 || type == 4)
+ {
+ /* type 3: return empty list when there are no matches.
+ * type 4: return ["", -1, -1, -1] */
+ if (rettv_list_alloc(rettv) == FAIL)
+ goto theend;
+ if (type == 4
+ && (list_append_string(rettv->vval.v_list,
+ (char_u *)"", 0) == FAIL
+ || list_append_number(rettv->vval.v_list,
+ (varnumber_T)-1) == FAIL
+ || list_append_number(rettv->vval.v_list,
+ (varnumber_T)-1) == FAIL
+ || list_append_number(rettv->vval.v_list,
+ (varnumber_T)-1) == FAIL))
+ {
+ list_free(rettv->vval.v_list);
+ rettv->vval.v_list = NULL;
+ goto theend;
+ }
+ }
+ else if (type == 2)
+ {
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+ }
+
+ if (argvars[0].v_type == VAR_LIST)
+ {
+ if ((l = argvars[0].vval.v_list) == NULL)
+ goto theend;
+ li = l->lv_first;
+ }
+ else
+ {
+ expr = str = get_tv_string(&argvars[0]);
+ len = (long)STRLEN(str);
+ }
+
+ pat = get_tv_string_buf_chk(&argvars[1], patbuf);
+ if (pat == NULL)
+ goto theend;
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ int error = FALSE;
+
+ start = (long)get_tv_number_chk(&argvars[2], &error);
+ if (error)
+ goto theend;
+ if (l != NULL)
+ {
+ li = list_find(l, start);
+ if (li == NULL)
+ goto theend;
+ idx = l->lv_idx; /* use the cached index */
+ }
+ else
+ {
+ if (start < 0)
+ start = 0;
+ if (start > len)
+ goto theend;
+ /* When "count" argument is there ignore matches before "start",
+ * otherwise skip part of the string. Differs when pattern is "^"
+ * or "\<". */
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ startcol = start;
+ else
+ {
+ str += start;
+ len -= start;
+ }
+ }
+
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ nth = (long)get_tv_number_chk(&argvars[3], &error);
+ if (error)
+ goto theend;
+ }
+
+ regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
+ if (regmatch.regprog != NULL)
+ {
+ regmatch.rm_ic = p_ic;
+
+ for (;;)
+ {
+ if (l != NULL)
+ {
+ if (li == NULL)
+ {
+ match = FALSE;
+ break;
+ }
+ vim_free(tofree);
+ expr = str = echo_string(&li->li_tv, &tofree, strbuf, 0);
+ if (str == NULL)
+ break;
+ }
+
+ match = vim_regexec_nl(®match, str, (colnr_T)startcol);
+
+ if (match && --nth <= 0)
+ break;
+ if (l == NULL && !match)
+ break;
+
+ /* Advance to just after the match. */
+ if (l != NULL)
+ {
+ li = li->li_next;
+ ++idx;
+ }
+ else
+ {
+#ifdef FEAT_MBYTE
+ startcol = (colnr_T)(regmatch.startp[0]
+ + (*mb_ptr2len)(regmatch.startp[0]) - str);
+#else
+ startcol = (colnr_T)(regmatch.startp[0] + 1 - str);
+#endif
+ if (startcol > (colnr_T)len
+ || str + startcol <= regmatch.startp[0])
+ {
+ match = FALSE;
+ break;
+ }
+ }
+ }
+
+ if (match)
+ {
+ if (type == 4)
+ {
+ listitem_T *li1 = rettv->vval.v_list->lv_first;
+ listitem_T *li2 = li1->li_next;
+ listitem_T *li3 = li2->li_next;
+ listitem_T *li4 = li3->li_next;
+
+ vim_free(li1->li_tv.vval.v_string);
+ li1->li_tv.vval.v_string = vim_strnsave(regmatch.startp[0],
+ (int)(regmatch.endp[0] - regmatch.startp[0]));
+ li3->li_tv.vval.v_number =
+ (varnumber_T)(regmatch.startp[0] - expr);
+ li4->li_tv.vval.v_number =
+ (varnumber_T)(regmatch.endp[0] - expr);
+ if (l != NULL)
+ li2->li_tv.vval.v_number = (varnumber_T)idx;
+ }
+ else if (type == 3)
+ {
+ int i;
+
+ /* return list with matched string and submatches */
+ for (i = 0; i < NSUBEXP; ++i)
+ {
+ if (regmatch.endp[i] == NULL)
+ {
+ if (list_append_string(rettv->vval.v_list,
+ (char_u *)"", 0) == FAIL)
+ break;
+ }
+ else if (list_append_string(rettv->vval.v_list,
+ regmatch.startp[i],
+ (int)(regmatch.endp[i] - regmatch.startp[i]))
+ == FAIL)
+ break;
+ }
+ }
+ else if (type == 2)
+ {
+ /* return matched string */
+ if (l != NULL)
+ copy_tv(&li->li_tv, rettv);
+ else
+ rettv->vval.v_string = vim_strnsave(regmatch.startp[0],
+ (int)(regmatch.endp[0] - regmatch.startp[0]));
+ }
+ else if (l != NULL)
+ rettv->vval.v_number = idx;
+ else
+ {
+ if (type != 0)
+ rettv->vval.v_number =
+ (varnumber_T)(regmatch.startp[0] - str);
+ else
+ rettv->vval.v_number =
+ (varnumber_T)(regmatch.endp[0] - str);
+ rettv->vval.v_number += (varnumber_T)(str - expr);
+ }
+ }
+ vim_regfree(regmatch.regprog);
+ }
+
+ if (type == 4 && l == NULL)
+ /* matchstrpos() without a list: drop the second item. */
+ listitem_remove(rettv->vval.v_list,
+ rettv->vval.v_list->lv_first->li_next);
+
+theend:
+ vim_free(tofree);
+ p_cpo = save_cpo;
+}
+
+/*
+ * "match()" function
+ */
+ static void
+f_match(typval_T *argvars, typval_T *rettv)
+{
+ find_some_match(argvars, rettv, 1);
+}
+
+/*
+ * "matchadd()" function
+ */
+ static void
+f_matchadd(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_SEARCH_EXTRA
+ char_u buf[NUMBUFLEN];
+ char_u *grp = get_tv_string_buf_chk(&argvars[0], buf); /* group */
+ char_u *pat = get_tv_string_buf_chk(&argvars[1], buf); /* pattern */
+ int prio = 10; /* default priority */
+ int id = -1;
+ int error = FALSE;
+ char_u *conceal_char = NULL;
+
+ rettv->vval.v_number = -1;
+
+ if (grp == NULL || pat == NULL)
+ return;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ prio = (int)get_tv_number_chk(&argvars[2], &error);
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ {
+ id = (int)get_tv_number_chk(&argvars[3], &error);
+ if (argvars[4].v_type != VAR_UNKNOWN)
+ {
+ if (argvars[4].v_type != VAR_DICT)
+ {
+ EMSG(_(e_dictreq));
+ return;
+ }
+ if (dict_find(argvars[4].vval.v_dict,
+ (char_u *)"conceal", -1) != NULL)
+ conceal_char = get_dict_string(argvars[4].vval.v_dict,
+ (char_u *)"conceal", FALSE);
+ }
+ }
+ }
+ if (error == TRUE)
+ return;
+ if (id >= 1 && id <= 3)
+ {
+ EMSGN("E798: ID is reserved for \":match\": %ld", id);
+ return;
+ }
+
+ rettv->vval.v_number = match_add(curwin, grp, pat, prio, id, NULL,
+ conceal_char);
+#endif
+}
+
+/*
+ * "matchaddpos()" function
+ */
+ static void
+f_matchaddpos(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_SEARCH_EXTRA
+ char_u buf[NUMBUFLEN];
+ char_u *group;
+ int prio = 10;
+ int id = -1;
+ int error = FALSE;
+ list_T *l;
+ char_u *conceal_char = NULL;
+
+ rettv->vval.v_number = -1;
+
+ group = get_tv_string_buf_chk(&argvars[0], buf);
+ if (group == NULL)
+ return;
+
+ if (argvars[1].v_type != VAR_LIST)
+ {
+ EMSG2(_(e_listarg), "matchaddpos()");
+ return;
+ }
+ l = argvars[1].vval.v_list;
+ if (l == NULL)
+ return;
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ prio = (int)get_tv_number_chk(&argvars[2], &error);
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ {
+ id = (int)get_tv_number_chk(&argvars[3], &error);
+ if (argvars[4].v_type != VAR_UNKNOWN)
+ {
+ if (argvars[4].v_type != VAR_DICT)
+ {
+ EMSG(_(e_dictreq));
+ return;
+ }
+ if (dict_find(argvars[4].vval.v_dict,
+ (char_u *)"conceal", -1) != NULL)
+ conceal_char = get_dict_string(argvars[4].vval.v_dict,
+ (char_u *)"conceal", FALSE);
+ }
+ }
+ }
+ if (error == TRUE)
+ return;
+
+ /* id == 3 is ok because matchaddpos() is supposed to substitute :3match */
+ if (id == 1 || id == 2)
+ {
+ EMSGN("E798: ID is reserved for \":match\": %ld", id);
+ return;
+ }
+
+ rettv->vval.v_number = match_add(curwin, group, NULL, prio, id, l,
+ conceal_char);
+#endif
+}
+
+/*
+ * "matcharg()" function
+ */
+ static void
+f_matcharg(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ if (rettv_list_alloc(rettv) == OK)
+ {
+#ifdef FEAT_SEARCH_EXTRA
+ int id = (int)get_tv_number(&argvars[0]);
+ matchitem_T *m;
+
+ if (id >= 1 && id <= 3)
+ {
+ if ((m = (matchitem_T *)get_match(curwin, id)) != NULL)
+ {
+ list_append_string(rettv->vval.v_list,
+ syn_id2name(m->hlg_id), -1);
+ list_append_string(rettv->vval.v_list, m->pattern, -1);
+ }
+ else
+ {
+ list_append_string(rettv->vval.v_list, NULL, -1);
+ list_append_string(rettv->vval.v_list, NULL, -1);
+ }
+ }
+#endif
+ }
+}
+
+/*
+ * "matchdelete()" function
+ */
+ static void
+f_matchdelete(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_SEARCH_EXTRA
+ rettv->vval.v_number = match_delete(curwin,
+ (int)get_tv_number(&argvars[0]), TRUE);
+#endif
+}
+
+/*
+ * "matchend()" function
+ */
+ static void
+f_matchend(typval_T *argvars, typval_T *rettv)
+{
+ find_some_match(argvars, rettv, 0);
+}
+
+/*
+ * "matchlist()" function
+ */
+ static void
+f_matchlist(typval_T *argvars, typval_T *rettv)
+{
+ find_some_match(argvars, rettv, 3);
+}
+
+/*
+ * "matchstr()" function
+ */
+ static void
+f_matchstr(typval_T *argvars, typval_T *rettv)
+{
+ find_some_match(argvars, rettv, 2);
+}
+
+/*
+ * "matchstrpos()" function
+ */
+ static void
+f_matchstrpos(typval_T *argvars, typval_T *rettv)
+{
+ find_some_match(argvars, rettv, 4);
+}
+
+static void max_min(typval_T *argvars, typval_T *rettv, int domax);
+
+ static void
+max_min(typval_T *argvars, typval_T *rettv, int domax)
+{
+ varnumber_T n = 0;
+ varnumber_T i;
+ int error = FALSE;
+
+ if (argvars[0].v_type == VAR_LIST)
+ {
+ list_T *l;
+ listitem_T *li;
+
+ l = argvars[0].vval.v_list;
+ if (l != NULL)
+ {
+ li = l->lv_first;
+ if (li != NULL)
+ {
+ n = get_tv_number_chk(&li->li_tv, &error);
+ for (;;)
+ {
+ li = li->li_next;
+ if (li == NULL)
+ break;
+ i = get_tv_number_chk(&li->li_tv, &error);
+ if (domax ? i > n : i < n)
+ n = i;
+ }
+ }
+ }
+ }
+ else if (argvars[0].v_type == VAR_DICT)
+ {
+ dict_T *d;
+ int first = TRUE;
+ hashitem_T *hi;
+ int todo;
+
+ d = argvars[0].vval.v_dict;
+ if (d != NULL)
+ {
+ todo = (int)d->dv_hashtab.ht_used;
+ for (hi = d->dv_hashtab.ht_array; todo > 0; ++hi)
+ {
+ if (!HASHITEM_EMPTY(hi))
+ {
+ --todo;
+ i = get_tv_number_chk(&HI2DI(hi)->di_tv, &error);
+ if (first)
+ {
+ n = i;
+ first = FALSE;
+ }
+ else if (domax ? i > n : i < n)
+ n = i;
+ }
+ }
+ }
+ }
+ else
+ EMSG(_(e_listdictarg));
+ rettv->vval.v_number = error ? 0 : n;
+}
+
+/*
+ * "max()" function
+ */
+ static void
+f_max(typval_T *argvars, typval_T *rettv)
+{
+ max_min(argvars, rettv, TRUE);
+}
+
+/*
+ * "min()" function
+ */
+ static void
+f_min(typval_T *argvars, typval_T *rettv)
+{
+ max_min(argvars, rettv, FALSE);
+}
+
+static int mkdir_recurse(char_u *dir, int prot);
+
+/*
+ * Create the directory in which "dir" is located, and higher levels when
+ * needed.
+ */
+ static int
+mkdir_recurse(char_u *dir, int prot)
+{
+ char_u *p;
+ char_u *updir;
+ int r = FAIL;
+
+ /* Get end of directory name in "dir".
+ * We're done when it's "/" or "c:/". */
+ p = gettail_sep(dir);
+ if (p <= get_past_head(dir))
+ return OK;
+
+ /* If the directory exists we're done. Otherwise: create it.*/
+ updir = vim_strnsave(dir, (int)(p - dir));
+ if (updir == NULL)
+ return FAIL;
+ if (mch_isdir(updir))
+ r = OK;
+ else if (mkdir_recurse(updir, prot) == OK)
+ r = vim_mkdir_emsg(updir, prot);
+ vim_free(updir);
+ return r;
+}
+
+#ifdef vim_mkdir
+/*
+ * "mkdir()" function
+ */
+ static void
+f_mkdir(typval_T *argvars, typval_T *rettv)
+{
+ char_u *dir;
+ char_u buf[NUMBUFLEN];
+ int prot = 0755;
+
+ rettv->vval.v_number = FAIL;
+ if (check_restricted() || check_secure())
+ return;
+
+ dir = get_tv_string_buf(&argvars[0], buf);
+ if (*dir == NUL)
+ rettv->vval.v_number = FAIL;
+ else
+ {
+ if (*gettail(dir) == NUL)
+ /* remove trailing slashes */
+ *gettail_sep(dir) = NUL;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ prot = (int)get_tv_number_chk(&argvars[2], NULL);
+ if (prot != -1 && STRCMP(get_tv_string(&argvars[1]), "p") == 0)
+ mkdir_recurse(dir, prot);
+ }
+ rettv->vval.v_number = prot == -1 ? FAIL : vim_mkdir_emsg(dir, prot);
+ }
+}
+#endif
+
+/*
+ * "mode()" function
+ */
+ static void
+f_mode(typval_T *argvars, typval_T *rettv)
+{
+ char_u buf[3];
+
+ buf[1] = NUL;
+ buf[2] = NUL;
+
+ if (time_for_testing == 93784)
+ {
+ /* Testing the two-character code. */
+ buf[0] = 'x';
+ buf[1] = '!';
+ }
+ else if (VIsual_active)
+ {
+ if (VIsual_select)
+ buf[0] = VIsual_mode + 's' - 'v';
+ else
+ buf[0] = VIsual_mode;
+ }
+ else if (State == HITRETURN || State == ASKMORE || State == SETWSIZE
+ || State == CONFIRM)
+ {
+ buf[0] = 'r';
+ if (State == ASKMORE)
+ buf[1] = 'm';
+ else if (State == CONFIRM)
+ buf[1] = '?';
+ }
+ else if (State == EXTERNCMD)
+ buf[0] = '!';
+ else if (State & INSERT)
+ {
+#ifdef FEAT_VREPLACE
+ if (State & VREPLACE_FLAG)
+ {
+ buf[0] = 'R';
+ buf[1] = 'v';
+ }
+ else
+#endif
+ if (State & REPLACE_FLAG)
+ buf[0] = 'R';
+ else
+ buf[0] = 'i';
+ }
+ else if (State & CMDLINE)
+ {
+ buf[0] = 'c';
+ if (exmode_active)
+ buf[1] = 'v';
+ }
+ else if (exmode_active)
+ {
+ buf[0] = 'c';
+ buf[1] = 'e';
+ }
+ else
+ {
+ buf[0] = 'n';
+ if (finish_op)
+ buf[1] = 'o';
+ }
+
+ /* Clear out the minor mode when the argument is not a non-zero number or
+ * non-empty string. */
+ if (!non_zero_arg(&argvars[0]))
+ buf[1] = NUL;
+
+ rettv->vval.v_string = vim_strsave(buf);
+ rettv->v_type = VAR_STRING;
+}
+
+#if defined(FEAT_MZSCHEME) || defined(PROTO)
+/*
+ * "mzeval()" function
+ */
+ static void
+f_mzeval(typval_T *argvars, typval_T *rettv)
+{
+ char_u *str;
+ char_u buf[NUMBUFLEN];
+
+ str = get_tv_string_buf(&argvars[0], buf);
+ do_mzeval(str, rettv);
+}
+
+ void
+mzscheme_call_vim(char_u *name, typval_T *args, typval_T *rettv)
+{
+ typval_T argvars[3];
+
+ argvars[0].v_type = VAR_STRING;
+ argvars[0].vval.v_string = name;
+ copy_tv(args, &argvars[1]);
+ argvars[2].v_type = VAR_UNKNOWN;
+ f_call(argvars, rettv);
+ clear_tv(&argvars[1]);
+}
+#endif
+
+/*
+ * "nextnonblank()" function
+ */
+ static void
+f_nextnonblank(typval_T *argvars, typval_T *rettv)
+{
+ linenr_T lnum;
+
+ for (lnum = get_tv_lnum(argvars); ; ++lnum)
+ {
+ if (lnum < 0 || lnum > curbuf->b_ml.ml_line_count)
+ {
+ lnum = 0;
+ break;
+ }
+ if (*skipwhite(ml_get(lnum)) != NUL)
+ break;
+ }
+ rettv->vval.v_number = lnum;
+}
+
+/*
+ * "nr2char()" function
+ */
+ static void
+f_nr2char(typval_T *argvars, typval_T *rettv)
+{
+ char_u buf[NUMBUFLEN];
+
+#ifdef FEAT_MBYTE
+ if (has_mbyte)
+ {
+ int utf8 = 0;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ utf8 = (int)get_tv_number_chk(&argvars[1], NULL);
+ if (utf8)
+ buf[(*utf_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
+ else
+ buf[(*mb_char2bytes)((int)get_tv_number(&argvars[0]), buf)] = NUL;
+ }
+ else
+#endif
+ {
+ buf[0] = (char_u)get_tv_number(&argvars[0]);
+ buf[1] = NUL;
+ }
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = vim_strsave(buf);
+}
+
+/*
+ * "or(expr, expr)" function
+ */
+ static void
+f_or(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = get_tv_number_chk(&argvars[0], NULL)
+ | get_tv_number_chk(&argvars[1], NULL);
+}
+
+/*
+ * "pathshorten()" function
+ */
+ static void
+f_pathshorten(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p;
+
+ rettv->v_type = VAR_STRING;
+ p = get_tv_string_chk(&argvars[0]);
+ if (p == NULL)
+ rettv->vval.v_string = NULL;
+ else
+ {
+ p = vim_strsave(p);
+ rettv->vval.v_string = p;
+ if (p != NULL)
+ shorten_dir(p);
+ }
+}
+
+#ifdef FEAT_PERL
+/*
+ * "perleval()" function
+ */
+ static void
+f_perleval(typval_T *argvars, typval_T *rettv)
+{
+ char_u *str;
+ char_u buf[NUMBUFLEN];
+
+ str = get_tv_string_buf(&argvars[0], buf);
+ do_perleval(str, rettv);
+}
+#endif
+
+#ifdef FEAT_FLOAT
+/*
+ * "pow()" function
+ */
+ static void
+f_pow(typval_T *argvars, typval_T *rettv)
+{
+ float_T fx = 0.0, fy = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &fx) == OK
+ && get_float_arg(&argvars[1], &fy) == OK)
+ rettv->vval.v_float = pow(fx, fy);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "prevnonblank()" function
+ */
+ static void
+f_prevnonblank(typval_T *argvars, typval_T *rettv)
+{
+ linenr_T lnum;
+
+ lnum = get_tv_lnum(argvars);
+ if (lnum < 1 || lnum > curbuf->b_ml.ml_line_count)
+ lnum = 0;
+ else
+ while (lnum >= 1 && *skipwhite(ml_get(lnum)) == NUL)
+ --lnum;
+ rettv->vval.v_number = lnum;
+}
+
+/* This dummy va_list is here because:
+ * - passing a NULL pointer doesn't work when va_list isn't a pointer
+ * - locally in the function results in a "used before set" warning
+ * - using va_start() to initialize it gives "function with fixed args" error */
+static va_list ap;
+
+/*
+ * "printf()" function
+ */
+ static void
+f_printf(typval_T *argvars, typval_T *rettv)
+{
+ char_u buf[NUMBUFLEN];
+ int len;
+ char_u *s;
+ int saved_did_emsg = did_emsg;
+ char *fmt;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+ /* Get the required length, allocate the buffer and do it for real. */
+ did_emsg = FALSE;
+ fmt = (char *)get_tv_string_buf(&argvars[0], buf);
+ len = vim_vsnprintf(NULL, 0, fmt, ap, argvars + 1);
+ if (!did_emsg)
+ {
+ s = alloc(len + 1);
+ if (s != NULL)
+ {
+ rettv->vval.v_string = s;
+ (void)vim_vsnprintf((char *)s, len + 1, fmt, ap, argvars + 1);
+ }
+ }
+ did_emsg |= saved_did_emsg;
+}
+
+/*
+ * "pumvisible()" function
+ */
+ static void
+f_pumvisible(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_INS_EXPAND
+ if (pum_visible())
+ rettv->vval.v_number = 1;
+#endif
+}
+
+#ifdef FEAT_PYTHON3
+/*
+ * "py3eval()" function
+ */
+ static void
+f_py3eval(typval_T *argvars, typval_T *rettv)
+{
+ char_u *str;
+ char_u buf[NUMBUFLEN];
+
+ str = get_tv_string_buf(&argvars[0], buf);
+ do_py3eval(str, rettv);
+}
+#endif
+
+#ifdef FEAT_PYTHON
+/*
+ * "pyeval()" function
+ */
+ static void
+f_pyeval(typval_T *argvars, typval_T *rettv)
+{
+ char_u *str;
+ char_u buf[NUMBUFLEN];
+
+ str = get_tv_string_buf(&argvars[0], buf);
+ do_pyeval(str, rettv);
+}
+#endif
+
+/*
+ * "range()" function
+ */
+ static void
+f_range(typval_T *argvars, typval_T *rettv)
+{
+ varnumber_T start;
+ varnumber_T end;
+ varnumber_T stride = 1;
+ varnumber_T i;
+ int error = FALSE;
+
+ start = get_tv_number_chk(&argvars[0], &error);
+ if (argvars[1].v_type == VAR_UNKNOWN)
+ {
+ end = start - 1;
+ start = 0;
+ }
+ else
+ {
+ end = get_tv_number_chk(&argvars[1], &error);
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ stride = get_tv_number_chk(&argvars[2], &error);
+ }
+
+ if (error)
+ return; /* type error; errmsg already given */
+ if (stride == 0)
+ EMSG(_("E726: Stride is zero"));
+ else if (stride > 0 ? end + 1 < start : end - 1 > start)
+ EMSG(_("E727: Start past end"));
+ else
+ {
+ if (rettv_list_alloc(rettv) == OK)
+ for (i = start; stride > 0 ? i <= end : i >= end; i += stride)
+ if (list_append_number(rettv->vval.v_list,
+ (varnumber_T)i) == FAIL)
+ break;
+ }
+}
+
+/*
+ * "readfile()" function
+ */
+ static void
+f_readfile(typval_T *argvars, typval_T *rettv)
+{
+ int binary = FALSE;
+ int failed = FALSE;
+ char_u *fname;
+ FILE *fd;
+ char_u buf[(IOSIZE/256)*256]; /* rounded to avoid odd + 1 */
+ int io_size = sizeof(buf);
+ int readlen; /* size of last fread() */
+ char_u *prev = NULL; /* previously read bytes, if any */
+ long prevlen = 0; /* length of data in prev */
+ long prevsize = 0; /* size of prev buffer */
+ long maxline = MAXLNUM;
+ long cnt = 0;
+ char_u *p; /* position in buf */
+ char_u *start; /* start of current line */
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ if (STRCMP(get_tv_string(&argvars[1]), "b") == 0)
+ binary = TRUE;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ maxline = (long)get_tv_number(&argvars[2]);
+ }
+
+ if (rettv_list_alloc(rettv) == FAIL)
+ return;
+
+ /* Always open the file in binary mode, library functions have a mind of
+ * their own about CR-LF conversion. */
+ fname = get_tv_string(&argvars[0]);
+ if (*fname == NUL || (fd = mch_fopen((char *)fname, READBIN)) == NULL)
+ {
+ EMSG2(_(e_notopen), *fname == NUL ? (char_u *)_("<empty>") : fname);
+ return;
+ }
+
+ while (cnt < maxline || maxline < 0)
+ {
+ readlen = (int)fread(buf, 1, io_size, fd);
+
+ /* This for loop processes what was read, but is also entered at end
+ * of file so that either:
+ * - an incomplete line gets written
+ * - a "binary" file gets an empty line at the end if it ends in a
+ * newline. */
+ for (p = buf, start = buf;
+ p < buf + readlen || (readlen <= 0 && (prevlen > 0 || binary));
+ ++p)
+ {
+ if (*p == '\n' || readlen <= 0)
+ {
+ listitem_T *li;
+ char_u *s = NULL;
+ long_u len = p - start;
+
+ /* Finished a line. Remove CRs before NL. */
+ if (readlen > 0 && !binary)
+ {
+ while (len > 0 && start[len - 1] == '\r')
+ --len;
+ /* removal may cross back to the "prev" string */
+ if (len == 0)
+ while (prevlen > 0 && prev[prevlen - 1] == '\r')
+ --prevlen;
+ }
+ if (prevlen == 0)
+ s = vim_strnsave(start, (int)len);
+ else
+ {
+ /* Change "prev" buffer to be the right size. This way
+ * the bytes are only copied once, and very long lines are
+ * allocated only once. */
+ if ((s = vim_realloc(prev, prevlen + len + 1)) != NULL)
+ {
+ mch_memmove(s + prevlen, start, len);
+ s[prevlen + len] = NUL;
+ prev = NULL; /* the list will own the string */
+ prevlen = prevsize = 0;
+ }
+ }
+ if (s == NULL)
+ {
+ do_outofmem_msg((long_u) prevlen + len + 1);
+ failed = TRUE;
+ break;
+ }
+
+ if ((li = listitem_alloc()) == NULL)
+ {
+ vim_free(s);
+ failed = TRUE;
+ break;
+ }
+ li->li_tv.v_type = VAR_STRING;
+ li->li_tv.v_lock = 0;
+ li->li_tv.vval.v_string = s;
+ list_append(rettv->vval.v_list, li);
+
+ start = p + 1; /* step over newline */
+ if ((++cnt >= maxline && maxline >= 0) || readlen <= 0)
+ break;
+ }
+ else if (*p == NUL)
+ *p = '\n';
+#ifdef FEAT_MBYTE
+ /* Check for utf8 "bom"; U+FEFF is encoded as EF BB BF. Do this
+ * when finding the BF and check the previous two bytes. */
+ else if (*p == 0xbf && enc_utf8 && !binary)
+ {
+ /* Find the two bytes before the 0xbf. If p is at buf, or buf
+ * + 1, these may be in the "prev" string. */
+ char_u back1 = p >= buf + 1 ? p[-1]
+ : prevlen >= 1 ? prev[prevlen - 1] : NUL;
+ char_u back2 = p >= buf + 2 ? p[-2]
+ : p == buf + 1 && prevlen >= 1 ? prev[prevlen - 1]
+ : prevlen >= 2 ? prev[prevlen - 2] : NUL;
+
+ if (back2 == 0xef && back1 == 0xbb)
+ {
+ char_u *dest = p - 2;
+
+ /* Usually a BOM is at the beginning of a file, and so at
+ * the beginning of a line; then we can just step over it.
+ */
+ if (start == dest)
+ start = p + 1;
+ else
+ {
+ /* have to shuffle buf to close gap */
+ int adjust_prevlen = 0;
+
+ if (dest < buf)
+ {
+ adjust_prevlen = (int)(buf - dest); /* must be 1 or 2 */
+ dest = buf;
+ }
+ if (readlen > p - buf + 1)
+ mch_memmove(dest, p + 1, readlen - (p - buf) - 1);
+ readlen -= 3 - adjust_prevlen;
+ prevlen -= adjust_prevlen;
+ p = dest - 1;
+ }
+ }
+ }
+#endif
+ } /* for */
+
+ if (failed || (cnt >= maxline && maxline >= 0) || readlen <= 0)
+ break;
+ if (start < p)
+ {
+ /* There's part of a line in buf, store it in "prev". */
+ if (p - start + prevlen >= prevsize)
+ {
+ /* need bigger "prev" buffer */
+ char_u *newprev;
+
+ /* A common use case is ordinary text files and "prev" gets a
+ * fragment of a line, so the first allocation is made
+ * small, to avoid repeatedly 'allocing' large and
+ * 'reallocing' small. */
+ if (prevsize == 0)
+ prevsize = (long)(p - start);
+ else
+ {
+ long grow50pc = (prevsize * 3) / 2;
+ long growmin = (long)((p - start) * 2 + prevlen);
+ prevsize = grow50pc > growmin ? grow50pc : growmin;
+ }
+ newprev = prev == NULL ? alloc(prevsize)
+ : vim_realloc(prev, prevsize);
+ if (newprev == NULL)
+ {
+ do_outofmem_msg((long_u)prevsize);
+ failed = TRUE;
+ break;
+ }
+ prev = newprev;
+ }
+ /* Add the line part to end of "prev". */
+ mch_memmove(prev + prevlen, start, p - start);
+ prevlen += (long)(p - start);
+ }
+ } /* while */
+
+ /*
+ * For a negative line count use only the lines at the end of the file,
+ * free the rest.
+ */
+ if (!failed && maxline < 0)
+ while (cnt > -maxline)
+ {
+ listitem_remove(rettv->vval.v_list, rettv->vval.v_list->lv_first);
+ --cnt;
+ }
+
+ if (failed)
+ {
+ list_free(rettv->vval.v_list);
+ /* readfile doc says an empty list is returned on error */
+ rettv->vval.v_list = list_alloc();
+ }
+
+ vim_free(prev);
+ fclose(fd);
+}
+
+#if defined(FEAT_RELTIME)
+static int list2proftime(typval_T *arg, proftime_T *tm);
+
+/*
+ * Convert a List to proftime_T.
+ * Return FAIL when there is something wrong.
+ */
+ static int
+list2proftime(typval_T *arg, proftime_T *tm)
+{
+ long n1, n2;
+ int error = FALSE;
+
+ if (arg->v_type != VAR_LIST || arg->vval.v_list == NULL
+ || arg->vval.v_list->lv_len != 2)
+ return FAIL;
+ n1 = list_find_nr(arg->vval.v_list, 0L, &error);
+ n2 = list_find_nr(arg->vval.v_list, 1L, &error);
+# ifdef WIN3264
+ tm->HighPart = n1;
+ tm->LowPart = n2;
+# else
+ tm->tv_sec = n1;
+ tm->tv_usec = n2;
+# endif
+ return error ? FAIL : OK;
+}
+#endif /* FEAT_RELTIME */
+
+/*
+ * "reltime()" function
+ */
+ static void
+f_reltime(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_RELTIME
+ proftime_T res;
+ proftime_T start;
+
+ if (argvars[0].v_type == VAR_UNKNOWN)
+ {
+ /* No arguments: get current time. */
+ profile_start(&res);
+ }
+ else if (argvars[1].v_type == VAR_UNKNOWN)
+ {
+ if (list2proftime(&argvars[0], &res) == FAIL)
+ return;
+ profile_end(&res);
+ }
+ else
+ {
+ /* Two arguments: compute the difference. */
+ if (list2proftime(&argvars[0], &start) == FAIL
+ || list2proftime(&argvars[1], &res) == FAIL)
+ return;
+ profile_sub(&res, &start);
+ }
+
+ if (rettv_list_alloc(rettv) == OK)
+ {
+ long n1, n2;
+
+# ifdef WIN3264
+ n1 = res.HighPart;
+ n2 = res.LowPart;
+# else
+ n1 = res.tv_sec;
+ n2 = res.tv_usec;
+# endif
+ list_append_number(rettv->vval.v_list, (varnumber_T)n1);
+ list_append_number(rettv->vval.v_list, (varnumber_T)n2);
+ }
+#endif
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "reltimefloat()" function
+ */
+ static void
+f_reltimefloat(typval_T *argvars UNUSED, typval_T *rettv)
+{
+# ifdef FEAT_RELTIME
+ proftime_T tm;
+# endif
+
+ rettv->v_type = VAR_FLOAT;
+ rettv->vval.v_float = 0;
+# ifdef FEAT_RELTIME
+ if (list2proftime(&argvars[0], &tm) == OK)
+ rettv->vval.v_float = profile_float(&tm);
+# endif
+}
+#endif
+
+/*
+ * "reltimestr()" function
+ */
+ static void
+f_reltimestr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_RELTIME
+ proftime_T tm;
+#endif
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+#ifdef FEAT_RELTIME
+ if (list2proftime(&argvars[0], &tm) == OK)
+ rettv->vval.v_string = vim_strsave((char_u *)profile_msg(&tm));
+#endif
+}
+
+#if defined(FEAT_CLIENTSERVER) && defined(FEAT_X11)
+static void make_connection(void);
+static int check_connection(void);
+
+ static void
+make_connection(void)
+{
+ if (X_DISPLAY == NULL
+# ifdef FEAT_GUI
+ && !gui.in_use
+# endif
+ )
+ {
+ x_force_connect = TRUE;
+ setup_term_clip();
+ x_force_connect = FALSE;
+ }
+}
+
+ static int
+check_connection(void)
+{
+ make_connection();
+ if (X_DISPLAY == NULL)
+ {
+ EMSG(_("E240: No connection to Vim server"));
+ return FAIL;
+ }
+ return OK;
+}
+#endif
+
+#ifdef FEAT_CLIENTSERVER
+ static void
+remote_common(typval_T *argvars, typval_T *rettv, int expr)
+{
+ char_u *server_name;
+ char_u *keys;
+ char_u *r = NULL;
+ char_u buf[NUMBUFLEN];
+# ifdef WIN32
+ HWND w;
+# else
+ Window w;
+# endif
+
+ if (check_restricted() || check_secure())
+ return;
+
+# ifdef FEAT_X11
+ if (check_connection() == FAIL)
+ return;
+# endif
+
+ server_name = get_tv_string_chk(&argvars[0]);
+ if (server_name == NULL)
+ return; /* type error; errmsg already given */
+ keys = get_tv_string_buf(&argvars[1], buf);
+# ifdef WIN32
+ if (serverSendToVim(server_name, keys, &r, &w, expr, TRUE) < 0)
+# else
+ if (serverSendToVim(X_DISPLAY, server_name, keys, &r, &w, expr, 0, TRUE)
+ < 0)
+# endif
+ {
+ if (r != NULL)
+ EMSG(r); /* sending worked but evaluation failed */
+ else
+ EMSG2(_("E241: Unable to send to %s"), server_name);
+ return;
+ }
+
+ rettv->vval.v_string = r;
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ dictitem_T v;
+ char_u str[30];
+ char_u *idvar;
+
+ sprintf((char *)str, PRINTF_HEX_LONG_U, (long_u)w);
+ v.di_tv.v_type = VAR_STRING;
+ v.di_tv.vval.v_string = vim_strsave(str);
+ idvar = get_tv_string_chk(&argvars[2]);
+ if (idvar != NULL)
+ set_var(idvar, &v.di_tv, FALSE);
+ vim_free(v.di_tv.vval.v_string);
+ }
+}
+#endif
+
+/*
+ * "remote_expr()" function
+ */
+ static void
+f_remote_expr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+#ifdef FEAT_CLIENTSERVER
+ remote_common(argvars, rettv, TRUE);
+#endif
+}
+
+/*
+ * "remote_foreground()" function
+ */
+ static void
+f_remote_foreground(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_CLIENTSERVER
+# ifdef WIN32
+ /* On Win32 it's done in this application. */
+ {
+ char_u *server_name = get_tv_string_chk(&argvars[0]);
+
+ if (server_name != NULL)
+ serverForeground(server_name);
+ }
+# else
+ /* Send a foreground() expression to the server. */
+ argvars[1].v_type = VAR_STRING;
+ argvars[1].vval.v_string = vim_strsave((char_u *)"foreground()");
+ argvars[2].v_type = VAR_UNKNOWN;
+ remote_common(argvars, rettv, TRUE);
+ vim_free(argvars[1].vval.v_string);
+# endif
+#endif
+}
+
+ static void
+f_remote_peek(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_CLIENTSERVER
+ dictitem_T v;
+ char_u *s = NULL;
+# ifdef WIN32
+ long_u n = 0;
+# endif
+ char_u *serverid;
+
+ if (check_restricted() || check_secure())
+ {
+ rettv->vval.v_number = -1;
+ return;
+ }
+ serverid = get_tv_string_chk(&argvars[0]);
+ if (serverid == NULL)
+ {
+ rettv->vval.v_number = -1;
+ return; /* type error; errmsg already given */
+ }
+# ifdef WIN32
+ sscanf((const char *)serverid, SCANF_HEX_LONG_U, &n);
+ if (n == 0)
+ rettv->vval.v_number = -1;
+ else
+ {
+ s = serverGetReply((HWND)n, FALSE, FALSE, FALSE);
+ rettv->vval.v_number = (s != NULL);
+ }
+# else
+ if (check_connection() == FAIL)
+ return;
+
+ rettv->vval.v_number = serverPeekReply(X_DISPLAY,
+ serverStrToWin(serverid), &s);
+# endif
+
+ if (argvars[1].v_type != VAR_UNKNOWN && rettv->vval.v_number > 0)
+ {
+ char_u *retvar;
+
+ v.di_tv.v_type = VAR_STRING;
+ v.di_tv.vval.v_string = vim_strsave(s);
+ retvar = get_tv_string_chk(&argvars[1]);
+ if (retvar != NULL)
+ set_var(retvar, &v.di_tv, FALSE);
+ vim_free(v.di_tv.vval.v_string);
+ }
+#else
+ rettv->vval.v_number = -1;
+#endif
+}
+
+ static void
+f_remote_read(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ char_u *r = NULL;
+
+#ifdef FEAT_CLIENTSERVER
+ char_u *serverid = get_tv_string_chk(&argvars[0]);
+
+ if (serverid != NULL && !check_restricted() && !check_secure())
+ {
+# ifdef WIN32
+ /* The server's HWND is encoded in the 'id' parameter */
+ long_u n = 0;
+
+ sscanf((char *)serverid, SCANF_HEX_LONG_U, &n);
+ if (n != 0)
+ r = serverGetReply((HWND)n, FALSE, TRUE, TRUE);
+ if (r == NULL)
+# else
+ if (check_connection() == FAIL || serverReadReply(X_DISPLAY,
+ serverStrToWin(serverid), &r, FALSE) < 0)
+# endif
+ EMSG(_("E277: Unable to read a server reply"));
+ }
+#endif
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = r;
+}
+
+/*
+ * "remote_send()" function
+ */
+ static void
+f_remote_send(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+#ifdef FEAT_CLIENTSERVER
+ remote_common(argvars, rettv, FALSE);
+#endif
+}
+
+/*
+ * "remove()" function
+ */
+ static void
+f_remove(typval_T *argvars, typval_T *rettv)
+{
+ list_T *l;
+ listitem_T *item, *item2;
+ listitem_T *li;
+ long idx;
+ long end;
+ char_u *key;
+ dict_T *d;
+ dictitem_T *di;
+ char_u *arg_errmsg = (char_u *)N_("remove() argument");
+
+ if (argvars[0].v_type == VAR_DICT)
+ {
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ EMSG2(_(e_toomanyarg), "remove()");
+ else if ((d = argvars[0].vval.v_dict) != NULL
+ && !tv_check_lock(d->dv_lock, arg_errmsg, TRUE))
+ {
+ key = get_tv_string_chk(&argvars[1]);
+ if (key != NULL)
+ {
+ di = dict_find(d, key, -1);
+ if (di == NULL)
+ EMSG2(_(e_dictkey), key);
+ else if (!var_check_fixed(di->di_flags, arg_errmsg, TRUE)
+ && !var_check_ro(di->di_flags, arg_errmsg, TRUE))
+ {
+ *rettv = di->di_tv;
+ init_tv(&di->di_tv);
+ dictitem_remove(d, di);
+ }
+ }
+ }
+ }
+ else if (argvars[0].v_type != VAR_LIST)
+ EMSG2(_(e_listdictarg), "remove()");
+ else if ((l = argvars[0].vval.v_list) != NULL
+ && !tv_check_lock(l->lv_lock, arg_errmsg, TRUE))
+ {
+ int error = FALSE;
+
+ idx = (long)get_tv_number_chk(&argvars[1], &error);
+ if (error)
+ ; /* type error: do nothing, errmsg already given */
+ else if ((item = list_find(l, idx)) == NULL)
+ EMSGN(_(e_listidx), idx);
+ else
+ {
+ if (argvars[2].v_type == VAR_UNKNOWN)
+ {
+ /* Remove one item, return its value. */
+ vimlist_remove(l, item, item);
+ *rettv = item->li_tv;
+ vim_free(item);
+ }
+ else
+ {
+ /* Remove range of items, return list with values. */
+ end = (long)get_tv_number_chk(&argvars[2], &error);
+ if (error)
+ ; /* type error: do nothing */
+ else if ((item2 = list_find(l, end)) == NULL)
+ EMSGN(_(e_listidx), end);
+ else
+ {
+ int cnt = 0;
+
+ for (li = item; li != NULL; li = li->li_next)
+ {
+ ++cnt;
+ if (li == item2)
+ break;
+ }
+ if (li == NULL) /* didn't find "item2" after "item" */
+ EMSG(_(e_invrange));
+ else
+ {
+ vimlist_remove(l, item, item2);
+ if (rettv_list_alloc(rettv) == OK)
+ {
+ l = rettv->vval.v_list;
+ l->lv_first = item;
+ l->lv_last = item2;
+ item->li_prev = NULL;
+ item2->li_next = NULL;
+ l->lv_len = cnt;
+ }
+ }
+ }
+ }
+ }
+ }
+}
+
+/*
+ * "rename({from}, {to})" function
+ */
+ static void
+f_rename(typval_T *argvars, typval_T *rettv)
+{
+ char_u buf[NUMBUFLEN];
+
+ if (check_restricted() || check_secure())
+ rettv->vval.v_number = -1;
+ else
+ rettv->vval.v_number = vim_rename(get_tv_string(&argvars[0]),
+ get_tv_string_buf(&argvars[1], buf));
+}
+
+/*
+ * "repeat()" function
+ */
+ static void
+f_repeat(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p;
+ int n;
+ int slen;
+ int len;
+ char_u *r;
+ int i;
+
+ n = (int)get_tv_number(&argvars[1]);
+ if (argvars[0].v_type == VAR_LIST)
+ {
+ if (rettv_list_alloc(rettv) == OK && argvars[0].vval.v_list != NULL)
+ while (n-- > 0)
+ if (list_extend(rettv->vval.v_list,
+ argvars[0].vval.v_list, NULL) == FAIL)
+ break;
+ }
+ else
+ {
+ p = get_tv_string(&argvars[0]);
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+
+ slen = (int)STRLEN(p);
+ len = slen * n;
+ if (len <= 0)
+ return;
+
+ r = alloc(len + 1);
+ if (r != NULL)
+ {
+ for (i = 0; i < n; i++)
+ mch_memmove(r + i * slen, p, (size_t)slen);
+ r[len] = NUL;
+ }
+
+ rettv->vval.v_string = r;
+ }
+}
+
+/*
+ * "resolve()" function
+ */
+ static void
+f_resolve(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p;
+#ifdef HAVE_READLINK
+ char_u *buf = NULL;
+#endif
+
+ p = get_tv_string(&argvars[0]);
+#ifdef FEAT_SHORTCUT
+ {
+ char_u *v = NULL;
+
+ v = mch_resolve_shortcut(p);
+ if (v != NULL)
+ rettv->vval.v_string = v;
+ else
+ rettv->vval.v_string = vim_strsave(p);
+ }
+#else
+# ifdef HAVE_READLINK
+ {
+ char_u *cpy;
+ int len;
+ char_u *remain = NULL;
+ char_u *q;
+ int is_relative_to_current = FALSE;
+ int has_trailing_pathsep = FALSE;
+ int limit = 100;
+
+ p = vim_strsave(p);
+
+ if (p[0] == '.' && (vim_ispathsep(p[1])
+ || (p[1] == '.' && (vim_ispathsep(p[2])))))
+ is_relative_to_current = TRUE;
+
+ len = STRLEN(p);
+ if (len > 0 && after_pathsep(p, p + len))
+ {
+ has_trailing_pathsep = TRUE;
+ p[len - 1] = NUL; /* the trailing slash breaks readlink() */
+ }
+
+ q = getnextcomp(p);
+ if (*q != NUL)
+ {
+ /* Separate the first path component in "p", and keep the
+ * remainder (beginning with the path separator). */
+ remain = vim_strsave(q - 1);
+ q[-1] = NUL;
+ }
+
+ buf = alloc(MAXPATHL + 1);
+ if (buf == NULL)
+ goto fail;
+
+ for (;;)
+ {
+ for (;;)
+ {
+ len = readlink((char *)p, (char *)buf, MAXPATHL);
+ if (len <= 0)
+ break;
+ buf[len] = NUL;
+
+ if (limit-- == 0)
+ {
+ vim_free(p);
+ vim_free(remain);
+ EMSG(_("E655: Too many symbolic links (cycle?)"));
+ rettv->vval.v_string = NULL;
+ goto fail;
+ }
+
+ /* Ensure that the result will have a trailing path separator
+ * if the argument has one. */
+ if (remain == NULL && has_trailing_pathsep)
+ add_pathsep(buf);
+
+ /* Separate the first path component in the link value and
+ * concatenate the remainders. */
+ q = getnextcomp(vim_ispathsep(*buf) ? buf + 1 : buf);
+ if (*q != NUL)
+ {
+ if (remain == NULL)
+ remain = vim_strsave(q - 1);
+ else
+ {
+ cpy = concat_str(q - 1, remain);
+ if (cpy != NULL)
+ {
+ vim_free(remain);
+ remain = cpy;
+ }
+ }
+ q[-1] = NUL;
+ }
+
+ q = gettail(p);
+ if (q > p && *q == NUL)
+ {
+ /* Ignore trailing path separator. */
+ q[-1] = NUL;
+ q = gettail(p);
+ }
+ if (q > p && !mch_isFullName(buf))
+ {
+ /* symlink is relative to directory of argument */
+ cpy = alloc((unsigned)(STRLEN(p) + STRLEN(buf) + 1));
+ if (cpy != NULL)
+ {
+ STRCPY(cpy, p);
+ STRCPY(gettail(cpy), buf);
+ vim_free(p);
+ p = cpy;
+ }
+ }
+ else
+ {
+ vim_free(p);
+ p = vim_strsave(buf);
+ }
+ }
+
+ if (remain == NULL)
+ break;
+
+ /* Append the first path component of "remain" to "p". */
+ q = getnextcomp(remain + 1);
+ len = q - remain - (*q != NUL);
+ cpy = vim_strnsave(p, STRLEN(p) + len);
+ if (cpy != NULL)
+ {
+ STRNCAT(cpy, remain, len);
+ vim_free(p);
+ p = cpy;
+ }
+ /* Shorten "remain". */
+ if (*q != NUL)
+ STRMOVE(remain, q - 1);
+ else
+ {
+ vim_free(remain);
+ remain = NULL;
+ }
+ }
+
+ /* If the result is a relative path name, make it explicitly relative to
+ * the current directory if and only if the argument had this form. */
+ if (!vim_ispathsep(*p))
+ {
+ if (is_relative_to_current
+ && *p != NUL
+ && !(p[0] == '.'
+ && (p[1] == NUL
+ || vim_ispathsep(p[1])
+ || (p[1] == '.'
+ && (p[2] == NUL
+ || vim_ispathsep(p[2]))))))
+ {
+ /* Prepend "./". */
+ cpy = concat_str((char_u *)"./", p);
+ if (cpy != NULL)
+ {
+ vim_free(p);
+ p = cpy;
+ }
+ }
+ else if (!is_relative_to_current)
+ {
+ /* Strip leading "./". */
+ q = p;
+ while (q[0] == '.' && vim_ispathsep(q[1]))
+ q += 2;
+ if (q > p)
+ STRMOVE(p, p + 2);
+ }
+ }
+
+ /* Ensure that the result will have no trailing path separator
+ * if the argument had none. But keep "/" or "//". */
+ if (!has_trailing_pathsep)
+ {
+ q = p + STRLEN(p);
+ if (after_pathsep(p, q))
+ *gettail_sep(p) = NUL;
+ }
+
+ rettv->vval.v_string = p;
+ }
+# else
+ rettv->vval.v_string = vim_strsave(p);
+# endif
+#endif
+
+ simplify_filename(rettv->vval.v_string);
+
+#ifdef HAVE_READLINK
+fail:
+ vim_free(buf);
+#endif
+ rettv->v_type = VAR_STRING;
+}
+
+/*
+ * "reverse({list})" function
+ */
+ static void
+f_reverse(typval_T *argvars, typval_T *rettv)
+{
+ list_T *l;
+ listitem_T *li, *ni;
+
+ if (argvars[0].v_type != VAR_LIST)
+ EMSG2(_(e_listarg), "reverse()");
+ else if ((l = argvars[0].vval.v_list) != NULL
+ && !tv_check_lock(l->lv_lock,
+ (char_u *)N_("reverse() argument"), TRUE))
+ {
+ li = l->lv_last;
+ l->lv_first = l->lv_last = NULL;
+ l->lv_len = 0;
+ while (li != NULL)
+ {
+ ni = li->li_prev;
+ list_append(l, li);
+ li = ni;
+ }
+ rettv->vval.v_list = l;
+ rettv->v_type = VAR_LIST;
+ ++l->lv_refcount;
+ l->lv_idx = l->lv_len - l->lv_idx - 1;
+ }
+}
+
+#define SP_NOMOVE 0x01 /* don't move cursor */
+#define SP_REPEAT 0x02 /* repeat to find outer pair */
+#define SP_RETCOUNT 0x04 /* return matchcount */
+#define SP_SETPCMARK 0x08 /* set previous context mark */
+#define SP_START 0x10 /* accept match at start position */
+#define SP_SUBPAT 0x20 /* return nr of matching sub-pattern */
+#define SP_END 0x40 /* leave cursor at end of match */
+#define SP_COLUMN 0x80 /* start at cursor column */
+
+static int get_search_arg(typval_T *varp, int *flagsp);
+
+/*
+ * Get flags for a search function.
+ * Possibly sets "p_ws".
+ * Returns BACKWARD, FORWARD or zero (for an error).
+ */
+ static int
+get_search_arg(typval_T *varp, int *flagsp)
+{
+ int dir = FORWARD;
+ char_u *flags;
+ char_u nbuf[NUMBUFLEN];
+ int mask;
+
+ if (varp->v_type != VAR_UNKNOWN)
+ {
+ flags = get_tv_string_buf_chk(varp, nbuf);
+ if (flags == NULL)
+ return 0; /* type error; errmsg already given */
+ while (*flags != NUL)
+ {
+ switch (*flags)
+ {
+ case 'b': dir = BACKWARD; break;
+ case 'w': p_ws = TRUE; break;
+ case 'W': p_ws = FALSE; break;
+ default: mask = 0;
+ if (flagsp != NULL)
+ switch (*flags)
+ {
+ case 'c': mask = SP_START; break;
+ case 'e': mask = SP_END; break;
+ case 'm': mask = SP_RETCOUNT; break;
+ case 'n': mask = SP_NOMOVE; break;
+ case 'p': mask = SP_SUBPAT; break;
+ case 'r': mask = SP_REPEAT; break;
+ case 's': mask = SP_SETPCMARK; break;
+ case 'z': mask = SP_COLUMN; break;
+ }
+ if (mask == 0)
+ {
+ EMSG2(_(e_invarg2), flags);
+ dir = 0;
+ }
+ else
+ *flagsp |= mask;
+ }
+ if (dir == 0)
+ break;
+ ++flags;
+ }
+ }
+ return dir;
+}
+
+/*
+ * Shared by search() and searchpos() functions.
+ */
+ static int
+search_cmn(typval_T *argvars, pos_T *match_pos, int *flagsp)
+{
+ int flags;
+ char_u *pat;
+ pos_T pos;
+ pos_T save_cursor;
+ int save_p_ws = p_ws;
+ int dir;
+ int retval = 0; /* default: FAIL */
+ long lnum_stop = 0;
+ proftime_T tm;
+#ifdef FEAT_RELTIME
+ long time_limit = 0;
+#endif
+ int options = SEARCH_KEEP;
+ int subpatnum;
+
+ pat = get_tv_string(&argvars[0]);
+ dir = get_search_arg(&argvars[1], flagsp); /* may set p_ws */
+ if (dir == 0)
+ goto theend;
+ flags = *flagsp;
+ if (flags & SP_START)
+ options |= SEARCH_START;
+ if (flags & SP_END)
+ options |= SEARCH_END;
+ if (flags & SP_COLUMN)
+ options |= SEARCH_COL;
+
+ /* Optional arguments: line number to stop searching and timeout. */
+ if (argvars[1].v_type != VAR_UNKNOWN && argvars[2].v_type != VAR_UNKNOWN)
+ {
+ lnum_stop = (long)get_tv_number_chk(&argvars[2], NULL);
+ if (lnum_stop < 0)
+ goto theend;
+#ifdef FEAT_RELTIME
+ if (argvars[3].v_type != VAR_UNKNOWN)
+ {
+ time_limit = (long)get_tv_number_chk(&argvars[3], NULL);
+ if (time_limit < 0)
+ goto theend;
+ }
+#endif
+ }
+
+#ifdef FEAT_RELTIME
+ /* Set the time limit, if there is one. */
+ profile_setlimit(time_limit, &tm);
+#endif
+
+ /*
+ * This function does not accept SP_REPEAT and SP_RETCOUNT flags.
+ * Check to make sure only those flags are set.
+ * Also, Only the SP_NOMOVE or the SP_SETPCMARK flag can be set. Both
+ * flags cannot be set. Check for that condition also.
+ */
+ if (((flags & (SP_REPEAT | SP_RETCOUNT)) != 0)
+ || ((flags & SP_NOMOVE) && (flags & SP_SETPCMARK)))
+ {
+ EMSG2(_(e_invarg2), get_tv_string(&argvars[1]));
+ goto theend;
+ }
+
+ pos = save_cursor = curwin->w_cursor;
+ subpatnum = searchit(curwin, curbuf, &pos, dir, pat, 1L,
+ options, RE_SEARCH, (linenr_T)lnum_stop, &tm);
+ if (subpatnum != FAIL)
+ {
+ if (flags & SP_SUBPAT)
+ retval = subpatnum;
+ else
+ retval = pos.lnum;
+ if (flags & SP_SETPCMARK)
+ setpcmark();
+ curwin->w_cursor = pos;
+ if (match_pos != NULL)
+ {
+ /* Store the match cursor position */
+ match_pos->lnum = pos.lnum;
+ match_pos->col = pos.col + 1;
+ }
+ /* "/$" will put the cursor after the end of the line, may need to
+ * correct that here */
+ check_cursor();
+ }
+
+ /* If 'n' flag is used: restore cursor position. */
+ if (flags & SP_NOMOVE)
+ curwin->w_cursor = save_cursor;
+ else
+ curwin->w_set_curswant = TRUE;
+theend:
+ p_ws = save_p_ws;
+
+ return retval;
+}
+
+#ifdef FEAT_FLOAT
+
+/*
+ * round() is not in C90, use ceil() or floor() instead.
+ */
+ float_T
+vim_round(float_T f)
+{
+ return f > 0 ? floor(f + 0.5) : ceil(f - 0.5);
+}
+
+/*
+ * "round({float})" function
+ */
+ static void
+f_round(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = vim_round(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "screenattr()" function
+ */
+ static void
+f_screenattr(typval_T *argvars, typval_T *rettv)
+{
+ int row;
+ int col;
+ int c;
+
+ row = (int)get_tv_number_chk(&argvars[0], NULL) - 1;
+ col = (int)get_tv_number_chk(&argvars[1], NULL) - 1;
+ if (row < 0 || row >= screen_Rows
+ || col < 0 || col >= screen_Columns)
+ c = -1;
+ else
+ c = ScreenAttrs[LineOffset[row] + col];
+ rettv->vval.v_number = c;
+}
+
+/*
+ * "screenchar()" function
+ */
+ static void
+f_screenchar(typval_T *argvars, typval_T *rettv)
+{
+ int row;
+ int col;
+ int off;
+ int c;
+
+ row = (int)get_tv_number_chk(&argvars[0], NULL) - 1;
+ col = (int)get_tv_number_chk(&argvars[1], NULL) - 1;
+ if (row < 0 || row >= screen_Rows
+ || col < 0 || col >= screen_Columns)
+ c = -1;
+ else
+ {
+ off = LineOffset[row] + col;
+#ifdef FEAT_MBYTE
+ if (enc_utf8 && ScreenLinesUC[off] != 0)
+ c = ScreenLinesUC[off];
+ else
+#endif
+ c = ScreenLines[off];
+ }
+ rettv->vval.v_number = c;
+}
+
+/*
+ * "screencol()" function
+ *
+ * First column is 1 to be consistent with virtcol().
+ */
+ static void
+f_screencol(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = screen_screencol() + 1;
+}
+
+/*
+ * "screenrow()" function
+ */
+ static void
+f_screenrow(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = screen_screenrow() + 1;
+}
+
+/*
+ * "search()" function
+ */
+ static void
+f_search(typval_T *argvars, typval_T *rettv)
+{
+ int flags = 0;
+
+ rettv->vval.v_number = search_cmn(argvars, NULL, &flags);
+}
+
+/*
+ * "searchdecl()" function
+ */
+ static void
+f_searchdecl(typval_T *argvars, typval_T *rettv)
+{
+ int locally = 1;
+ int thisblock = 0;
+ int error = FALSE;
+ char_u *name;
+
+ rettv->vval.v_number = 1; /* default: FAIL */
+
+ name = get_tv_string_chk(&argvars[0]);
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ locally = (int)get_tv_number_chk(&argvars[1], &error) == 0;
+ if (!error && argvars[2].v_type != VAR_UNKNOWN)
+ thisblock = (int)get_tv_number_chk(&argvars[2], &error) != 0;
+ }
+ if (!error && name != NULL)
+ rettv->vval.v_number = find_decl(name, (int)STRLEN(name),
+ locally, thisblock, SEARCH_KEEP) == FAIL;
+}
+
+/*
+ * Used by searchpair() and searchpairpos()
+ */
+ static int
+searchpair_cmn(typval_T *argvars, pos_T *match_pos)
+{
+ char_u *spat, *mpat, *epat;
+ char_u *skip;
+ int save_p_ws = p_ws;
+ int dir;
+ int flags = 0;
+ char_u nbuf1[NUMBUFLEN];
+ char_u nbuf2[NUMBUFLEN];
+ char_u nbuf3[NUMBUFLEN];
+ int retval = 0; /* default: FAIL */
+ long lnum_stop = 0;
+ long time_limit = 0;
+
+ /* Get the three pattern arguments: start, middle, end. */
+ spat = get_tv_string_chk(&argvars[0]);
+ mpat = get_tv_string_buf_chk(&argvars[1], nbuf1);
+ epat = get_tv_string_buf_chk(&argvars[2], nbuf2);
+ if (spat == NULL || mpat == NULL || epat == NULL)
+ goto theend; /* type error */
+
+ /* Handle the optional fourth argument: flags */
+ dir = get_search_arg(&argvars[3], &flags); /* may set p_ws */
+ if (dir == 0)
+ goto theend;
+
+ /* Don't accept SP_END or SP_SUBPAT.
+ * Only one of the SP_NOMOVE or SP_SETPCMARK flags can be set.
+ */
+ if ((flags & (SP_END | SP_SUBPAT)) != 0
+ || ((flags & SP_NOMOVE) && (flags & SP_SETPCMARK)))
+ {
+ EMSG2(_(e_invarg2), get_tv_string(&argvars[3]));
+ goto theend;
+ }
+
+ /* Using 'r' implies 'W', otherwise it doesn't work. */
+ if (flags & SP_REPEAT)
+ p_ws = FALSE;
+
+ /* Optional fifth argument: skip expression */
+ if (argvars[3].v_type == VAR_UNKNOWN
+ || argvars[4].v_type == VAR_UNKNOWN)
+ skip = (char_u *)"";
+ else
+ {
+ skip = get_tv_string_buf_chk(&argvars[4], nbuf3);
+ if (argvars[5].v_type != VAR_UNKNOWN)
+ {
+ lnum_stop = (long)get_tv_number_chk(&argvars[5], NULL);
+ if (lnum_stop < 0)
+ goto theend;
+#ifdef FEAT_RELTIME
+ if (argvars[6].v_type != VAR_UNKNOWN)
+ {
+ time_limit = (long)get_tv_number_chk(&argvars[6], NULL);
+ if (time_limit < 0)
+ goto theend;
+ }
+#endif
+ }
+ }
+ if (skip == NULL)
+ goto theend; /* type error */
+
+ retval = do_searchpair(spat, mpat, epat, dir, skip, flags,
+ match_pos, lnum_stop, time_limit);
+
+theend:
+ p_ws = save_p_ws;
+
+ return retval;
+}
+
+/*
+ * "searchpair()" function
+ */
+ static void
+f_searchpair(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = searchpair_cmn(argvars, NULL);
+}
+
+/*
+ * "searchpairpos()" function
+ */
+ static void
+f_searchpairpos(typval_T *argvars, typval_T *rettv)
+{
+ pos_T match_pos;
+ int lnum = 0;
+ int col = 0;
+
+ if (rettv_list_alloc(rettv) == FAIL)
+ return;
+
+ if (searchpair_cmn(argvars, &match_pos) > 0)
+ {
+ lnum = match_pos.lnum;
+ col = match_pos.col;
+ }
+
+ list_append_number(rettv->vval.v_list, (varnumber_T)lnum);
+ list_append_number(rettv->vval.v_list, (varnumber_T)col);
+}
+
+/*
+ * Search for a start/middle/end thing.
+ * Used by searchpair(), see its documentation for the details.
+ * Returns 0 or -1 for no match,
+ */
+ long
+do_searchpair(
+ char_u *spat, /* start pattern */
+ char_u *mpat, /* middle pattern */
+ char_u *epat, /* end pattern */
+ int dir, /* BACKWARD or FORWARD */
+ char_u *skip, /* skip expression */
+ int flags, /* SP_SETPCMARK and other SP_ values */
+ pos_T *match_pos,
+ linenr_T lnum_stop, /* stop at this line if not zero */
+ long time_limit UNUSED) /* stop after this many msec */
+{
+ char_u *save_cpo;
+ char_u *pat, *pat2 = NULL, *pat3 = NULL;
+ long retval = 0;
+ pos_T pos;
+ pos_T firstpos;
+ pos_T foundpos;
+ pos_T save_cursor;
+ pos_T save_pos;
+ int n;
+ int r;
+ int nest = 1;
+ int err;
+ int options = SEARCH_KEEP;
+ proftime_T tm;
+
+ /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
+ save_cpo = p_cpo;
+ p_cpo = empty_option;
+
+#ifdef FEAT_RELTIME
+ /* Set the time limit, if there is one. */
+ profile_setlimit(time_limit, &tm);
+#endif
+
+ /* Make two search patterns: start/end (pat2, for in nested pairs) and
+ * start/middle/end (pat3, for the top pair). */
+ pat2 = alloc((unsigned)(STRLEN(spat) + STRLEN(epat) + 15));
+ pat3 = alloc((unsigned)(STRLEN(spat) + STRLEN(mpat) + STRLEN(epat) + 23));
+ if (pat2 == NULL || pat3 == NULL)
+ goto theend;
+ sprintf((char *)pat2, "\\(%s\\m\\)\\|\\(%s\\m\\)", spat, epat);
+ if (*mpat == NUL)
+ STRCPY(pat3, pat2);
+ else
+ sprintf((char *)pat3, "\\(%s\\m\\)\\|\\(%s\\m\\)\\|\\(%s\\m\\)",
+ spat, epat, mpat);
+ if (flags & SP_START)
+ options |= SEARCH_START;
+
+ save_cursor = curwin->w_cursor;
+ pos = curwin->w_cursor;
+ clearpos(&firstpos);
+ clearpos(&foundpos);
+ pat = pat3;
+ for (;;)
+ {
+ n = searchit(curwin, curbuf, &pos, dir, pat, 1L,
+ options, RE_SEARCH, lnum_stop, &tm);
+ if (n == FAIL || (firstpos.lnum != 0 && equalpos(pos, firstpos)))
+ /* didn't find it or found the first match again: FAIL */
+ break;
+
+ if (firstpos.lnum == 0)
+ firstpos = pos;
+ if (equalpos(pos, foundpos))
+ {
+ /* Found the same position again. Can happen with a pattern that
+ * has "\zs" at the end and searching backwards. Advance one
+ * character and try again. */
+ if (dir == BACKWARD)
+ decl(&pos);
+ else
+ incl(&pos);
+ }
+ foundpos = pos;
+
+ /* clear the start flag to avoid getting stuck here */
+ options &= ~SEARCH_START;
+
+ /* If the skip pattern matches, ignore this match. */
+ if (*skip != NUL)
+ {
+ save_pos = curwin->w_cursor;
+ curwin->w_cursor = pos;
+ r = eval_to_bool(skip, &err, NULL, FALSE);
+ curwin->w_cursor = save_pos;
+ if (err)
+ {
+ /* Evaluating {skip} caused an error, break here. */
+ curwin->w_cursor = save_cursor;
+ retval = -1;
+ break;
+ }
+ if (r)
+ continue;
+ }
+
+ if ((dir == BACKWARD && n == 3) || (dir == FORWARD && n == 2))
+ {
+ /* Found end when searching backwards or start when searching
+ * forward: nested pair. */
+ ++nest;
+ pat = pat2; /* nested, don't search for middle */
+ }
+ else
+ {
+ /* Found end when searching forward or start when searching
+ * backward: end of (nested) pair; or found middle in outer pair. */
+ if (--nest == 1)
+ pat = pat3; /* outer level, search for middle */
+ }
+
+ if (nest == 0)
+ {
+ /* Found the match: return matchcount or line number. */
+ if (flags & SP_RETCOUNT)
+ ++retval;
+ else
+ retval = pos.lnum;
+ if (flags & SP_SETPCMARK)
+ setpcmark();
+ curwin->w_cursor = pos;
+ if (!(flags & SP_REPEAT))
+ break;
+ nest = 1; /* search for next unmatched */
+ }
+ }
+
+ if (match_pos != NULL)
+ {
+ /* Store the match cursor position */
+ match_pos->lnum = curwin->w_cursor.lnum;
+ match_pos->col = curwin->w_cursor.col + 1;
+ }
+
+ /* If 'n' flag is used or search failed: restore cursor position. */
+ if ((flags & SP_NOMOVE) || retval == 0)
+ curwin->w_cursor = save_cursor;
+
+theend:
+ vim_free(pat2);
+ vim_free(pat3);
+ if (p_cpo == empty_option)
+ p_cpo = save_cpo;
+ else
+ /* Darn, evaluating the {skip} expression changed the value. */
+ free_string_option(save_cpo);
+
+ return retval;
+}
+
+/*
+ * "searchpos()" function
+ */
+ static void
+f_searchpos(typval_T *argvars, typval_T *rettv)
+{
+ pos_T match_pos;
+ int lnum = 0;
+ int col = 0;
+ int n;
+ int flags = 0;
+
+ if (rettv_list_alloc(rettv) == FAIL)
+ return;
+
+ n = search_cmn(argvars, &match_pos, &flags);
+ if (n > 0)
+ {
+ lnum = match_pos.lnum;
+ col = match_pos.col;
+ }
+
+ list_append_number(rettv->vval.v_list, (varnumber_T)lnum);
+ list_append_number(rettv->vval.v_list, (varnumber_T)col);
+ if (flags & SP_SUBPAT)
+ list_append_number(rettv->vval.v_list, (varnumber_T)n);
+}
+
+ static void
+f_server2client(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_CLIENTSERVER
+ char_u buf[NUMBUFLEN];
+ char_u *server = get_tv_string_chk(&argvars[0]);
+ char_u *reply = get_tv_string_buf_chk(&argvars[1], buf);
+
+ rettv->vval.v_number = -1;
+ if (server == NULL || reply == NULL)
+ return;
+ if (check_restricted() || check_secure())
+ return;
+# ifdef FEAT_X11
+ if (check_connection() == FAIL)
+ return;
+# endif
+
+ if (serverSendReply(server, reply) < 0)
+ {
+ EMSG(_("E258: Unable to send to client"));
+ return;
+ }
+ rettv->vval.v_number = 0;
+#else
+ rettv->vval.v_number = -1;
+#endif
+}
+
+ static void
+f_serverlist(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ char_u *r = NULL;
+
+#ifdef FEAT_CLIENTSERVER
+# ifdef WIN32
+ r = serverGetVimNames();
+# else
+ make_connection();
+ if (X_DISPLAY != NULL)
+ r = serverGetVimNames(X_DISPLAY);
+# endif
+#endif
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = r;
+}
+
+/*
+ * "setbufvar()" function
+ */
+ static void
+f_setbufvar(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ buf_T *buf;
+ char_u *varname, *bufvarname;
+ typval_T *varp;
+ char_u nbuf[NUMBUFLEN];
+
+ if (check_restricted() || check_secure())
+ return;
+ (void)get_tv_number(&argvars[0]); /* issue errmsg if type error */
+ varname = get_tv_string_chk(&argvars[1]);
+ buf = get_buf_tv(&argvars[0], FALSE);
+ varp = &argvars[2];
+
+ if (buf != NULL && varname != NULL && varp != NULL)
+ {
+ if (*varname == '&')
+ {
+ long numval;
+ char_u *strval;
+ int error = FALSE;
+ aco_save_T aco;
+
+ /* set curbuf to be our buf, temporarily */
+ aucmd_prepbuf(&aco, buf);
+
+ ++varname;
+ numval = (long)get_tv_number_chk(varp, &error);
+ strval = get_tv_string_buf_chk(varp, nbuf);
+ if (!error && strval != NULL)
+ set_option_value(varname, numval, strval, OPT_LOCAL);
+
+ /* reset notion of buffer */
+ aucmd_restbuf(&aco);
+ }
+ else
+ {
+ buf_T *save_curbuf = curbuf;
+
+ bufvarname = alloc((unsigned)STRLEN(varname) + 3);
+ if (bufvarname != NULL)
+ {
+ curbuf = buf;
+ STRCPY(bufvarname, "b:");
+ STRCPY(bufvarname + 2, varname);
+ set_var(bufvarname, varp, TRUE);
+ vim_free(bufvarname);
+ curbuf = save_curbuf;
+ }
+ }
+ }
+}
+
+ static void
+f_setcharsearch(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ dict_T *d;
+ dictitem_T *di;
+ char_u *csearch;
+
+ if (argvars[0].v_type != VAR_DICT)
+ {
+ EMSG(_(e_dictreq));
+ return;
+ }
+
+ if ((d = argvars[0].vval.v_dict) != NULL)
+ {
+ csearch = get_dict_string(d, (char_u *)"char", FALSE);
+ if (csearch != NULL)
+ {
+#ifdef FEAT_MBYTE
+ if (enc_utf8)
+ {
+ int pcc[MAX_MCO];
+ int c = utfc_ptr2char(csearch, pcc);
+
+ set_last_csearch(c, csearch, utfc_ptr2len(csearch));
+ }
+ else
+#endif
+ set_last_csearch(PTR2CHAR(csearch),
+ csearch, MB_PTR2LEN(csearch));
+ }
+
+ di = dict_find(d, (char_u *)"forward", -1);
+ if (di != NULL)
+ set_csearch_direction((int)get_tv_number(&di->di_tv)
+ ? FORWARD : BACKWARD);
+
+ di = dict_find(d, (char_u *)"until", -1);
+ if (di != NULL)
+ set_csearch_until(!!get_tv_number(&di->di_tv));
+ }
+}
+
+/*
+ * "setcmdpos()" function
+ */
+ static void
+f_setcmdpos(typval_T *argvars, typval_T *rettv)
+{
+ int pos = (int)get_tv_number(&argvars[0]) - 1;
+
+ if (pos >= 0)
+ rettv->vval.v_number = set_cmdline_pos(pos);
+}
+
+/*
+ * "setfperm({fname}, {mode})" function
+ */
+ static void
+f_setfperm(typval_T *argvars, typval_T *rettv)
+{
+ char_u *fname;
+ char_u modebuf[NUMBUFLEN];
+ char_u *mode_str;
+ int i;
+ int mask;
+ int mode = 0;
+
+ rettv->vval.v_number = 0;
+ fname = get_tv_string_chk(&argvars[0]);
+ if (fname == NULL)
+ return;
+ mode_str = get_tv_string_buf_chk(&argvars[1], modebuf);
+ if (mode_str == NULL)
+ return;
+ if (STRLEN(mode_str) != 9)
+ {
+ EMSG2(_(e_invarg2), mode_str);
+ return;
+ }
+
+ mask = 1;
+ for (i = 8; i >= 0; --i)
+ {
+ if (mode_str[i] != '-')
+ mode |= mask;
+ mask = mask << 1;
+ }
+ rettv->vval.v_number = mch_setperm(fname, mode) == OK;
+}
+
+/*
+ * "setline()" function
+ */
+ static void
+f_setline(typval_T *argvars, typval_T *rettv)
+{
+ linenr_T lnum;
+ char_u *line = NULL;
+ list_T *l = NULL;
+ listitem_T *li = NULL;
+ long added = 0;
+ linenr_T lcount = curbuf->b_ml.ml_line_count;
+
+ lnum = get_tv_lnum(&argvars[0]);
+ if (argvars[1].v_type == VAR_LIST)
+ {
+ l = argvars[1].vval.v_list;
+ li = l->lv_first;
+ }
+ else
+ line = get_tv_string_chk(&argvars[1]);
+
+ /* default result is zero == OK */
+ for (;;)
+ {
+ if (l != NULL)
+ {
+ /* list argument, get next string */
+ if (li == NULL)
+ break;
+ line = get_tv_string_chk(&li->li_tv);
+ li = li->li_next;
+ }
+
+ rettv->vval.v_number = 1; /* FAIL */
+ if (line == NULL || lnum < 1 || lnum > curbuf->b_ml.ml_line_count + 1)
+ break;
+
+ /* When coming here from Insert mode, sync undo, so that this can be
+ * undone separately from what was previously inserted. */
+ if (u_sync_once == 2)
+ {
+ u_sync_once = 1; /* notify that u_sync() was called */
+ u_sync(TRUE);
+ }
+
+ if (lnum <= curbuf->b_ml.ml_line_count)
+ {
+ /* existing line, replace it */
+ if (u_savesub(lnum) == OK && ml_replace(lnum, line, TRUE) == OK)
+ {
+ changed_bytes(lnum, 0);
+ if (lnum == curwin->w_cursor.lnum)
+ check_cursor_col();
+ rettv->vval.v_number = 0; /* OK */
+ }
+ }
+ else if (added > 0 || u_save(lnum - 1, lnum) == OK)
+ {
+ /* lnum is one past the last line, append the line */
+ ++added;
+ if (ml_append(lnum - 1, line, (colnr_T)0, FALSE) == OK)
+ rettv->vval.v_number = 0; /* OK */
+ }
+
+ if (l == NULL) /* only one string argument */
+ break;
+ ++lnum;
+ }
+
+ if (added > 0)
+ appended_lines_mark(lcount, added);
+}
+
+static void set_qf_ll_list(win_T *wp, typval_T *list_arg, typval_T *action_arg, typval_T *rettv);
+
+/*
+ * Used by "setqflist()" and "setloclist()" functions
+ */
+ static void
+set_qf_ll_list(
+ win_T *wp UNUSED,
+ typval_T *list_arg UNUSED,
+ typval_T *action_arg UNUSED,
+ typval_T *rettv)
+{
+#ifdef FEAT_QUICKFIX
+ static char *e_invact = N_("E927: Invalid action: '%s'");
+ char_u *act;
+ int action = 0;
+#endif
+
+ rettv->vval.v_number = -1;
+
+#ifdef FEAT_QUICKFIX
+ if (list_arg->v_type != VAR_LIST)
+ EMSG(_(e_listreq));
+ else
+ {
+ list_T *l = list_arg->vval.v_list;
+
+ if (action_arg->v_type == VAR_STRING)
+ {
+ act = get_tv_string_chk(action_arg);
+ if (act == NULL)
+ return; /* type error; errmsg already given */
+ if ((*act == 'a' || *act == 'r' || *act == ' ') && act[1] == NUL)
+ action = *act;
+ else
+ EMSG2(_(e_invact), act);
+ }
+ else if (action_arg->v_type == VAR_UNKNOWN)
+ action = ' ';
+ else
+ EMSG(_(e_stringreq));
+
+ if (l != NULL && action && set_errorlist(wp, l, action,
+ (char_u *)(wp == NULL ? "setqflist()" : "setloclist()")) == OK)
+ rettv->vval.v_number = 0;
+ }
+#endif
+}
+
+/*
+ * "setloclist()" function
+ */
+ static void
+f_setloclist(typval_T *argvars, typval_T *rettv)
+{
+ win_T *win;
+
+ rettv->vval.v_number = -1;
+
+ win = find_win_by_nr(&argvars[0], NULL);
+ if (win != NULL)
+ set_qf_ll_list(win, &argvars[1], &argvars[2], rettv);
+}
+
+/*
+ * "setmatches()" function
+ */
+ static void
+f_setmatches(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_SEARCH_EXTRA
+ list_T *l;
+ listitem_T *li;
+ dict_T *d;
+ list_T *s = NULL;
+
+ rettv->vval.v_number = -1;
+ if (argvars[0].v_type != VAR_LIST)
+ {
+ EMSG(_(e_listreq));
+ return;
+ }
+ if ((l = argvars[0].vval.v_list) != NULL)
+ {
+
+ /* To some extent make sure that we are dealing with a list from
+ * "getmatches()". */
+ li = l->lv_first;
+ while (li != NULL)
+ {
+ if (li->li_tv.v_type != VAR_DICT
+ || (d = li->li_tv.vval.v_dict) == NULL)
+ {
+ EMSG(_(e_invarg));
+ return;
+ }
+ if (!(dict_find(d, (char_u *)"group", -1) != NULL
+ && (dict_find(d, (char_u *)"pattern", -1) != NULL
+ || dict_find(d, (char_u *)"pos1", -1) != NULL)
+ && dict_find(d, (char_u *)"priority", -1) != NULL
+ && dict_find(d, (char_u *)"id", -1) != NULL))
+ {
+ EMSG(_(e_invarg));
+ return;
+ }
+ li = li->li_next;
+ }
+
+ clear_matches(curwin);
+ li = l->lv_first;
+ while (li != NULL)
+ {
+ int i = 0;
+ char_u buf[5];
+ dictitem_T *di;
+ char_u *group;
+ int priority;
+ int id;
+ char_u *conceal;
+
+ d = li->li_tv.vval.v_dict;
+ if (dict_find(d, (char_u *)"pattern", -1) == NULL)
+ {
+ if (s == NULL)
+ {
+ s = list_alloc();
+ if (s == NULL)
+ return;
+ }
+
+ /* match from matchaddpos() */
+ for (i = 1; i < 9; i++)
+ {
+ sprintf((char *)buf, (char *)"pos%d", i);
+ if ((di = dict_find(d, (char_u *)buf, -1)) != NULL)
+ {
+ if (di->di_tv.v_type != VAR_LIST)
+ return;
+
+ list_append_tv(s, &di->di_tv);
+ s->lv_refcount++;
+ }
+ else
+ break;
+ }
+ }
+
+ group = get_dict_string(d, (char_u *)"group", FALSE);
+ priority = (int)get_dict_number(d, (char_u *)"priority");
+ id = (int)get_dict_number(d, (char_u *)"id");
+ conceal = dict_find(d, (char_u *)"conceal", -1) != NULL
+ ? get_dict_string(d, (char_u *)"conceal", FALSE)
+ : NULL;
+ if (i == 0)
+ {
+ match_add(curwin, group,
+ get_dict_string(d, (char_u *)"pattern", FALSE),
+ priority, id, NULL, conceal);
+ }
+ else
+ {
+ match_add(curwin, group, NULL, priority, id, s, conceal);
+ list_unref(s);
+ s = NULL;
+ }
+
+ li = li->li_next;
+ }
+ rettv->vval.v_number = 0;
+ }
+#endif
+}
+
+/*
+ * "setpos()" function
+ */
+ static void
+f_setpos(typval_T *argvars, typval_T *rettv)
+{
+ pos_T pos;
+ int fnum;
+ char_u *name;
+ colnr_T curswant = -1;
+
+ rettv->vval.v_number = -1;
+ name = get_tv_string_chk(argvars);
+ if (name != NULL)
+ {
+ if (list2fpos(&argvars[1], &pos, &fnum, &curswant) == OK)
+ {
+ if (--pos.col < 0)
+ pos.col = 0;
+ if (name[0] == '.' && name[1] == NUL)
+ {
+ /* set cursor */
+ if (fnum == curbuf->b_fnum)
+ {
+ curwin->w_cursor = pos;
+ if (curswant >= 0)
+ {
+ curwin->w_curswant = curswant - 1;
+ curwin->w_set_curswant = FALSE;
+ }
+ check_cursor();
+ rettv->vval.v_number = 0;
+ }
+ else
+ EMSG(_(e_invarg));
+ }
+ else if (name[0] == '\'' && name[1] != NUL && name[2] == NUL)
+ {
+ /* set mark */
+ if (setmark_pos(name[1], &pos, fnum) == OK)
+ rettv->vval.v_number = 0;
+ }
+ else
+ EMSG(_(e_invarg));
+ }
+ }
+}
+
+/*
+ * "setqflist()" function
+ */
+ static void
+f_setqflist(typval_T *argvars, typval_T *rettv)
+{
+ set_qf_ll_list(NULL, &argvars[0], &argvars[1], rettv);
+}
+
+/*
+ * "setreg()" function
+ */
+ static void
+f_setreg(typval_T *argvars, typval_T *rettv)
+{
+ int regname;
+ char_u *strregname;
+ char_u *stropt;
+ char_u *strval;
+ int append;
+ char_u yank_type;
+ long block_len;
+
+ block_len = -1;
+ yank_type = MAUTO;
+ append = FALSE;
+
+ strregname = get_tv_string_chk(argvars);
+ rettv->vval.v_number = 1; /* FAIL is default */
+
+ if (strregname == NULL)
+ return; /* type error; errmsg already given */
+ regname = *strregname;
+ if (regname == 0 || regname == '@')
+ regname = '"';
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ stropt = get_tv_string_chk(&argvars[2]);
+ if (stropt == NULL)
+ return; /* type error */
+ for (; *stropt != NUL; ++stropt)
+ switch (*stropt)
+ {
+ case 'a': case 'A': /* append */
+ append = TRUE;
+ break;
+ case 'v': case 'c': /* character-wise selection */
+ yank_type = MCHAR;
+ break;
+ case 'V': case 'l': /* line-wise selection */
+ yank_type = MLINE;
+ break;
+ case 'b': case Ctrl_V: /* block-wise selection */
+ yank_type = MBLOCK;
+ if (VIM_ISDIGIT(stropt[1]))
+ {
+ ++stropt;
+ block_len = getdigits(&stropt) - 1;
+ --stropt;
+ }
+ break;
+ }
+ }
+
+ if (argvars[1].v_type == VAR_LIST)
+ {
+ char_u **lstval;
+ char_u **allocval;
+ char_u buf[NUMBUFLEN];
+ char_u **curval;
+ char_u **curallocval;
+ list_T *ll = argvars[1].vval.v_list;
+ listitem_T *li;
+ int len;
+
+ /* If the list is NULL handle like an empty list. */
+ len = ll == NULL ? 0 : ll->lv_len;
+
+ /* First half: use for pointers to result lines; second half: use for
+ * pointers to allocated copies. */
+ lstval = (char_u **)alloc(sizeof(char_u *) * ((len + 1) * 2));
+ if (lstval == NULL)
+ return;
+ curval = lstval;
+ allocval = lstval + len + 2;
+ curallocval = allocval;
+
+ for (li = ll == NULL ? NULL : ll->lv_first; li != NULL;
+ li = li->li_next)
+ {
+ strval = get_tv_string_buf_chk(&li->li_tv, buf);
+ if (strval == NULL)
+ goto free_lstval;
+ if (strval == buf)
+ {
+ /* Need to make a copy, next get_tv_string_buf_chk() will
+ * overwrite the string. */
+ strval = vim_strsave(buf);
+ if (strval == NULL)
+ goto free_lstval;
+ *curallocval++ = strval;
+ }
+ *curval++ = strval;
+ }
+ *curval++ = NULL;
+
+ write_reg_contents_lst(regname, lstval, -1,
+ append, yank_type, block_len);
+free_lstval:
+ while (curallocval > allocval)
+ vim_free(*--curallocval);
+ vim_free(lstval);
+ }
+ else
+ {
+ strval = get_tv_string_chk(&argvars[1]);
+ if (strval == NULL)
+ return;
+ write_reg_contents_ex(regname, strval, -1,
+ append, yank_type, block_len);
+ }
+ rettv->vval.v_number = 0;
+}
+
+/*
+ * "settabvar()" function
+ */
+ static void
+f_settabvar(typval_T *argvars, typval_T *rettv)
+{
+#ifdef FEAT_WINDOWS
+ tabpage_T *save_curtab;
+ tabpage_T *tp;
+#endif
+ char_u *varname, *tabvarname;
+ typval_T *varp;
+
+ rettv->vval.v_number = 0;
+
+ if (check_restricted() || check_secure())
+ return;
+
+#ifdef FEAT_WINDOWS
+ tp = find_tabpage((int)get_tv_number_chk(&argvars[0], NULL));
+#endif
+ varname = get_tv_string_chk(&argvars[1]);
+ varp = &argvars[2];
+
+ if (varname != NULL && varp != NULL
+#ifdef FEAT_WINDOWS
+ && tp != NULL
+#endif
+ )
+ {
+#ifdef FEAT_WINDOWS
+ save_curtab = curtab;
+ goto_tabpage_tp(tp, FALSE, FALSE);
+#endif
+
+ tabvarname = alloc((unsigned)STRLEN(varname) + 3);
+ if (tabvarname != NULL)
+ {
+ STRCPY(tabvarname, "t:");
+ STRCPY(tabvarname + 2, varname);
+ set_var(tabvarname, varp, TRUE);
+ vim_free(tabvarname);
+ }
+
+#ifdef FEAT_WINDOWS
+ /* Restore current tabpage */
+ if (valid_tabpage(save_curtab))
+ goto_tabpage_tp(save_curtab, FALSE, FALSE);
+#endif
+ }
+}
+
+/*
+ * "settabwinvar()" function
+ */
+ static void
+f_settabwinvar(typval_T *argvars, typval_T *rettv)
+{
+ setwinvar(argvars, rettv, 1);
+}
+
+/*
+ * "setwinvar()" function
+ */
+ static void
+f_setwinvar(typval_T *argvars, typval_T *rettv)
+{
+ setwinvar(argvars, rettv, 0);
+}
+
+#ifdef FEAT_CRYPT
+/*
+ * "sha256({string})" function
+ */
+ static void
+f_sha256(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p;
+
+ p = get_tv_string(&argvars[0]);
+ rettv->vval.v_string = vim_strsave(
+ sha256_bytes(p, (int)STRLEN(p), NULL, 0));
+ rettv->v_type = VAR_STRING;
+}
+#endif /* FEAT_CRYPT */
+
+/*
+ * "shellescape({string})" function
+ */
+ static void
+f_shellescape(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_string = vim_strsave_shellescape(
+ get_tv_string(&argvars[0]), non_zero_arg(&argvars[1]), TRUE);
+ rettv->v_type = VAR_STRING;
+}
+
+/*
+ * shiftwidth() function
+ */
+ static void
+f_shiftwidth(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->vval.v_number = get_sw_value(curbuf);
+}
+
+/*
+ * "simplify()" function
+ */
+ static void
+f_simplify(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p;
+
+ p = get_tv_string(&argvars[0]);
+ rettv->vval.v_string = vim_strsave(p);
+ simplify_filename(rettv->vval.v_string); /* simplify in place */
+ rettv->v_type = VAR_STRING;
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "sin()" function
+ */
+ static void
+f_sin(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = sin(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+
+/*
+ * "sinh()" function
+ */
+ static void
+f_sinh(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = sinh(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+static int
+#ifdef __BORLANDC__
+ _RTLENTRYF
+#endif
+ item_compare(const void *s1, const void *s2);
+static int
+#ifdef __BORLANDC__
+ _RTLENTRYF
+#endif
+ item_compare2(const void *s1, const void *s2);
+
+/* struct used in the array that's given to qsort() */
+typedef struct
+{
+ listitem_T *item;
+ int idx;
+} sortItem_T;
+
+/* struct storing information about current sort */
+typedef struct
+{
+ int item_compare_ic;
+ int item_compare_numeric;
+ int item_compare_numbers;
+#ifdef FEAT_FLOAT
+ int item_compare_float;
+#endif
+ char_u *item_compare_func;
+ partial_T *item_compare_partial;
+ dict_T *item_compare_selfdict;
+ int item_compare_func_err;
+ int item_compare_keep_zero;
+} sortinfo_T;
+static sortinfo_T *sortinfo = NULL;
+static void do_sort_uniq(typval_T *argvars, typval_T *rettv, int sort);
+#define ITEM_COMPARE_FAIL 999
+
+/*
+ * Compare functions for f_sort() and f_uniq() below.
+ */
+ static int
+#ifdef __BORLANDC__
+_RTLENTRYF
+#endif
+item_compare(const void *s1, const void *s2)
+{
+ sortItem_T *si1, *si2;
+ typval_T *tv1, *tv2;
+ char_u *p1, *p2;
+ char_u *tofree1 = NULL, *tofree2 = NULL;
+ int res;
+ char_u numbuf1[NUMBUFLEN];
+ char_u numbuf2[NUMBUFLEN];
+
+ si1 = (sortItem_T *)s1;
+ si2 = (sortItem_T *)s2;
+ tv1 = &si1->item->li_tv;
+ tv2 = &si2->item->li_tv;
+
+ if (sortinfo->item_compare_numbers)
+ {
+ varnumber_T v1 = get_tv_number(tv1);
+ varnumber_T v2 = get_tv_number(tv2);
+
+ return v1 == v2 ? 0 : v1 > v2 ? 1 : -1;
+ }
+
+#ifdef FEAT_FLOAT
+ if (sortinfo->item_compare_float)
+ {
+ float_T v1 = get_tv_float(tv1);
+ float_T v2 = get_tv_float(tv2);
+
+ return v1 == v2 ? 0 : v1 > v2 ? 1 : -1;
+ }
+#endif
+
+ /* tv2string() puts quotes around a string and allocates memory. Don't do
+ * that for string variables. Use a single quote when comparing with a
+ * non-string to do what the docs promise. */
+ if (tv1->v_type == VAR_STRING)
+ {
+ if (tv2->v_type != VAR_STRING || sortinfo->item_compare_numeric)
+ p1 = (char_u *)"'";
+ else
+ p1 = tv1->vval.v_string;
+ }
+ else
+ p1 = tv2string(tv1, &tofree1, numbuf1, 0);
+ if (tv2->v_type == VAR_STRING)
+ {
+ if (tv1->v_type != VAR_STRING || sortinfo->item_compare_numeric)
+ p2 = (char_u *)"'";
+ else
+ p2 = tv2->vval.v_string;
+ }
+ else
+ p2 = tv2string(tv2, &tofree2, numbuf2, 0);
+ if (p1 == NULL)
+ p1 = (char_u *)"";
+ if (p2 == NULL)
+ p2 = (char_u *)"";
+ if (!sortinfo->item_compare_numeric)
+ {
+ if (sortinfo->item_compare_ic)
+ res = STRICMP(p1, p2);
+ else
+ res = STRCMP(p1, p2);
+ }
+ else
+ {
+ double n1, n2;
+ n1 = strtod((char *)p1, (char **)&p1);
+ n2 = strtod((char *)p2, (char **)&p2);
+ res = n1 == n2 ? 0 : n1 > n2 ? 1 : -1;
+ }
+
+ /* When the result would be zero, compare the item indexes. Makes the
+ * sort stable. */
+ if (res == 0 && !sortinfo->item_compare_keep_zero)
+ res = si1->idx > si2->idx ? 1 : -1;
+
+ vim_free(tofree1);
+ vim_free(tofree2);
+ return res;
+}
+
+ static int
+#ifdef __BORLANDC__
+_RTLENTRYF
+#endif
+item_compare2(const void *s1, const void *s2)
+{
+ sortItem_T *si1, *si2;
+ int res;
+ typval_T rettv;
+ typval_T argv[3];
+ int dummy;
+ char_u *func_name;
+ partial_T *partial = sortinfo->item_compare_partial;
+
+ /* shortcut after failure in previous call; compare all items equal */
+ if (sortinfo->item_compare_func_err)
+ return 0;
+
+ si1 = (sortItem_T *)s1;
+ si2 = (sortItem_T *)s2;
+
+ if (partial == NULL)
+ func_name = sortinfo->item_compare_func;
+ else
+ func_name = partial->pt_name;
+
+ /* Copy the values. This is needed to be able to set v_lock to VAR_FIXED
+ * in the copy without changing the original list items. */
+ copy_tv(&si1->item->li_tv, &argv[0]);
+ copy_tv(&si2->item->li_tv, &argv[1]);
+
+ rettv.v_type = VAR_UNKNOWN; /* clear_tv() uses this */
+ res = call_func(func_name, (int)STRLEN(func_name),
+ &rettv, 2, argv, 0L, 0L, &dummy, TRUE,
+ partial, sortinfo->item_compare_selfdict);
+ clear_tv(&argv[0]);
+ clear_tv(&argv[1]);
+
+ if (res == FAIL)
+ res = ITEM_COMPARE_FAIL;
+ else
+ res = (int)get_tv_number_chk(&rettv, &sortinfo->item_compare_func_err);
+ if (sortinfo->item_compare_func_err)
+ res = ITEM_COMPARE_FAIL; /* return value has wrong type */
+ clear_tv(&rettv);
+
+ /* When the result would be zero, compare the pointers themselves. Makes
+ * the sort stable. */
+ if (res == 0 && !sortinfo->item_compare_keep_zero)
+ res = si1->idx > si2->idx ? 1 : -1;
+
+ return res;
+}
+
+/*
+ * "sort({list})" function
+ */
+ static void
+do_sort_uniq(typval_T *argvars, typval_T *rettv, int sort)
+{
+ list_T *l;
+ listitem_T *li;
+ sortItem_T *ptrs;
+ sortinfo_T *old_sortinfo;
+ sortinfo_T info;
+ long len;
+ long i;
+
+ /* Pointer to current info struct used in compare function. Save and
+ * restore the current one for nested calls. */
+ old_sortinfo = sortinfo;
+ sortinfo = &info;
+
+ if (argvars[0].v_type != VAR_LIST)
+ EMSG2(_(e_listarg), sort ? "sort()" : "uniq()");
+ else
+ {
+ l = argvars[0].vval.v_list;
+ if (l == NULL || tv_check_lock(l->lv_lock,
+ (char_u *)(sort ? N_("sort() argument") : N_("uniq() argument")),
+ TRUE))
+ goto theend;
+ rettv->vval.v_list = l;
+ rettv->v_type = VAR_LIST;
+ ++l->lv_refcount;
+
+ len = list_len(l);
+ if (len <= 1)
+ goto theend; /* short list sorts pretty quickly */
+
+ info.item_compare_ic = FALSE;
+ info.item_compare_numeric = FALSE;
+ info.item_compare_numbers = FALSE;
+#ifdef FEAT_FLOAT
+ info.item_compare_float = FALSE;
+#endif
+ info.item_compare_func = NULL;
+ info.item_compare_partial = NULL;
+ info.item_compare_selfdict = NULL;
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ /* optional second argument: {func} */
+ if (argvars[1].v_type == VAR_FUNC)
+ info.item_compare_func = argvars[1].vval.v_string;
+ else if (argvars[1].v_type == VAR_PARTIAL)
+ info.item_compare_partial = argvars[1].vval.v_partial;
+ else
+ {
+ int error = FALSE;
+
+ i = (long)get_tv_number_chk(&argvars[1], &error);
+ if (error)
+ goto theend; /* type error; errmsg already given */
+ if (i == 1)
+ info.item_compare_ic = TRUE;
+ else if (argvars[1].v_type != VAR_NUMBER)
+ info.item_compare_func = get_tv_string(&argvars[1]);
+ else if (i != 0)
+ {
+ EMSG(_(e_invarg));
+ goto theend;
+ }
+ if (info.item_compare_func != NULL)
+ {
+ if (*info.item_compare_func == NUL)
+ {
+ /* empty string means default sort */
+ info.item_compare_func = NULL;
+ }
+ else if (STRCMP(info.item_compare_func, "n") == 0)
+ {
+ info.item_compare_func = NULL;
+ info.item_compare_numeric = TRUE;
+ }
+ else if (STRCMP(info.item_compare_func, "N") == 0)
+ {
+ info.item_compare_func = NULL;
+ info.item_compare_numbers = TRUE;
+ }
+#ifdef FEAT_FLOAT
+ else if (STRCMP(info.item_compare_func, "f") == 0)
+ {
+ info.item_compare_func = NULL;
+ info.item_compare_float = TRUE;
+ }
+#endif
+ else if (STRCMP(info.item_compare_func, "i") == 0)
+ {
+ info.item_compare_func = NULL;
+ info.item_compare_ic = TRUE;
+ }
+ }
+ }
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ /* optional third argument: {dict} */
+ if (argvars[2].v_type != VAR_DICT)
+ {
+ EMSG(_(e_dictreq));
+ goto theend;
+ }
+ info.item_compare_selfdict = argvars[2].vval.v_dict;
+ }
+ }
+
+ /* Make an array with each entry pointing to an item in the List. */
+ ptrs = (sortItem_T *)alloc((int)(len * sizeof(sortItem_T)));
+ if (ptrs == NULL)
+ goto theend;
+
+ i = 0;
+ if (sort)
+ {
+ /* sort(): ptrs will be the list to sort */
+ for (li = l->lv_first; li != NULL; li = li->li_next)
+ {
+ ptrs[i].item = li;
+ ptrs[i].idx = i;
+ ++i;
+ }
+
+ info.item_compare_func_err = FALSE;
+ info.item_compare_keep_zero = FALSE;
+ /* test the compare function */
+ if ((info.item_compare_func != NULL
+ || info.item_compare_partial != NULL)
+ && item_compare2((void *)&ptrs[0], (void *)&ptrs[1])
+ == ITEM_COMPARE_FAIL)
+ EMSG(_("E702: Sort compare function failed"));
+ else
+ {
+ /* Sort the array with item pointers. */
+ qsort((void *)ptrs, (size_t)len, sizeof(sortItem_T),
+ info.item_compare_func == NULL
+ && info.item_compare_partial == NULL
+ ? item_compare : item_compare2);
+
+ if (!info.item_compare_func_err)
+ {
+ /* Clear the List and append the items in sorted order. */
+ l->lv_first = l->lv_last = l->lv_idx_item = NULL;
+ l->lv_len = 0;
+ for (i = 0; i < len; ++i)
+ list_append(l, ptrs[i].item);
+ }
+ }
+ }
+ else
+ {
+ int (*item_compare_func_ptr)(const void *, const void *);
+
+ /* f_uniq(): ptrs will be a stack of items to remove */
+ info.item_compare_func_err = FALSE;
+ info.item_compare_keep_zero = TRUE;
+ item_compare_func_ptr = info.item_compare_func != NULL
+ || info.item_compare_partial != NULL
+ ? item_compare2 : item_compare;
+
+ for (li = l->lv_first; li != NULL && li->li_next != NULL;
+ li = li->li_next)
+ {
+ if (item_compare_func_ptr((void *)&li, (void *)&li->li_next)
+ == 0)
+ ptrs[i++].item = li;
+ if (info.item_compare_func_err)
+ {
+ EMSG(_("E882: Uniq compare function failed"));
+ break;
+ }
+ }
+
+ if (!info.item_compare_func_err)
+ {
+ while (--i >= 0)
+ {
+ li = ptrs[i].item->li_next;
+ ptrs[i].item->li_next = li->li_next;
+ if (li->li_next != NULL)
+ li->li_next->li_prev = ptrs[i].item;
+ else
+ l->lv_last = ptrs[i].item;
+ list_fix_watch(l, li);
+ listitem_free(li);
+ l->lv_len--;
+ }
+ }
+ }
+
+ vim_free(ptrs);
+ }
+theend:
+ sortinfo = old_sortinfo;
+}
+
+/*
+ * "sort({list})" function
+ */
+ static void
+f_sort(typval_T *argvars, typval_T *rettv)
+{
+ do_sort_uniq(argvars, rettv, TRUE);
+}
+
+/*
+ * "uniq({list})" function
+ */
+ static void
+f_uniq(typval_T *argvars, typval_T *rettv)
+{
+ do_sort_uniq(argvars, rettv, FALSE);
+}
+
+/*
+ * "soundfold({word})" function
+ */
+ static void
+f_soundfold(typval_T *argvars, typval_T *rettv)
+{
+ char_u *s;
+
+ rettv->v_type = VAR_STRING;
+ s = get_tv_string(&argvars[0]);
+#ifdef FEAT_SPELL
+ rettv->vval.v_string = eval_soundfold(s);
+#else
+ rettv->vval.v_string = vim_strsave(s);
+#endif
+}
+
+/*
+ * "spellbadword()" function
+ */
+ static void
+f_spellbadword(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ char_u *word = (char_u *)"";
+ hlf_T attr = HLF_COUNT;
+ int len = 0;
+
+ if (rettv_list_alloc(rettv) == FAIL)
+ return;
+
+#ifdef FEAT_SPELL
+ if (argvars[0].v_type == VAR_UNKNOWN)
+ {
+ /* Find the start and length of the badly spelled word. */
+ len = spell_move_to(curwin, FORWARD, TRUE, TRUE, &attr);
+ if (len != 0)
+ word = ml_get_cursor();
+ }
+ else if (curwin->w_p_spell && *curbuf->b_s.b_p_spl != NUL)
+ {
+ char_u *str = get_tv_string_chk(&argvars[0]);
+ int capcol = -1;
+
+ if (str != NULL)
+ {
+ /* Check the argument for spelling. */
+ while (*str != NUL)
+ {
+ len = spell_check(curwin, str, &attr, &capcol, FALSE);
+ if (attr != HLF_COUNT)
+ {
+ word = str;
+ break;
+ }
+ str += len;
+ }
+ }
+ }
+#endif
+
+ list_append_string(rettv->vval.v_list, word, len);
+ list_append_string(rettv->vval.v_list, (char_u *)(
+ attr == HLF_SPB ? "bad" :
+ attr == HLF_SPR ? "rare" :
+ attr == HLF_SPL ? "local" :
+ attr == HLF_SPC ? "caps" :
+ ""), -1);
+}
+
+/*
+ * "spellsuggest()" function
+ */
+ static void
+f_spellsuggest(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_SPELL
+ char_u *str;
+ int typeerr = FALSE;
+ int maxcount;
+ garray_T ga;
+ int i;
+ listitem_T *li;
+ int need_capital = FALSE;
+#endif
+
+ if (rettv_list_alloc(rettv) == FAIL)
+ return;
+
+#ifdef FEAT_SPELL
+ if (curwin->w_p_spell && *curwin->w_s->b_p_spl != NUL)
+ {
+ str = get_tv_string(&argvars[0]);
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ maxcount = (int)get_tv_number_chk(&argvars[1], &typeerr);
+ if (maxcount <= 0)
+ return;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ need_capital = (int)get_tv_number_chk(&argvars[2], &typeerr);
+ if (typeerr)
+ return;
+ }
+ }
+ else
+ maxcount = 25;
+
+ spell_suggest_list(&ga, str, maxcount, need_capital, FALSE);
+
+ for (i = 0; i < ga.ga_len; ++i)
+ {
+ str = ((char_u **)ga.ga_data)[i];
+
+ li = listitem_alloc();
+ if (li == NULL)
+ vim_free(str);
+ else
+ {
+ li->li_tv.v_type = VAR_STRING;
+ li->li_tv.v_lock = 0;
+ li->li_tv.vval.v_string = str;
+ list_append(rettv->vval.v_list, li);
+ }
+ }
+ ga_clear(&ga);
+ }
+#endif
+}
+
+ static void
+f_split(typval_T *argvars, typval_T *rettv)
+{
+ char_u *str;
+ char_u *end;
+ char_u *pat = NULL;
+ regmatch_T regmatch;
+ char_u patbuf[NUMBUFLEN];
+ char_u *save_cpo;
+ int match;
+ colnr_T col = 0;
+ int keepempty = FALSE;
+ int typeerr = FALSE;
+
+ /* Make 'cpoptions' empty, the 'l' flag should not be used here. */
+ save_cpo = p_cpo;
+ p_cpo = (char_u *)"";
+
+ str = get_tv_string(&argvars[0]);
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ pat = get_tv_string_buf_chk(&argvars[1], patbuf);
+ if (pat == NULL)
+ typeerr = TRUE;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ keepempty = (int)get_tv_number_chk(&argvars[2], &typeerr);
+ }
+ if (pat == NULL || *pat == NUL)
+ pat = (char_u *)"[\\x01- ]\\+";
+
+ if (rettv_list_alloc(rettv) == FAIL)
+ return;
+ if (typeerr)
+ return;
+
+ regmatch.regprog = vim_regcomp(pat, RE_MAGIC + RE_STRING);
+ if (regmatch.regprog != NULL)
+ {
+ regmatch.rm_ic = FALSE;
+ while (*str != NUL || keepempty)
+ {
+ if (*str == NUL)
+ match = FALSE; /* empty item at the end */
+ else
+ match = vim_regexec_nl(®match, str, col);
+ if (match)
+ end = regmatch.startp[0];
+ else
+ end = str + STRLEN(str);
+ if (keepempty || end > str || (rettv->vval.v_list->lv_len > 0
+ && *str != NUL && match && end < regmatch.endp[0]))
+ {
+ if (list_append_string(rettv->vval.v_list, str,
+ (int)(end - str)) == FAIL)
+ break;
+ }
+ if (!match)
+ break;
+ /* Advance to just after the match. */
+ if (regmatch.endp[0] > str)
+ col = 0;
+ else
+ {
+ /* Don't get stuck at the same match. */
+#ifdef FEAT_MBYTE
+ col = (*mb_ptr2len)(regmatch.endp[0]);
+#else
+ col = 1;
+#endif
+ }
+ str = regmatch.endp[0];
+ }
+
+ vim_regfree(regmatch.regprog);
+ }
+
+ p_cpo = save_cpo;
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "sqrt()" function
+ */
+ static void
+f_sqrt(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = sqrt(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+
+/*
+ * "str2float()" function
+ */
+ static void
+f_str2float(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p = skipwhite(get_tv_string(&argvars[0]));
+
+ if (*p == '+')
+ p = skipwhite(p + 1);
+ (void)string2float(p, &rettv->vval.v_float);
+ rettv->v_type = VAR_FLOAT;
+}
+#endif
+
+/*
+ * "str2nr()" function
+ */
+ static void
+f_str2nr(typval_T *argvars, typval_T *rettv)
+{
+ int base = 10;
+ char_u *p;
+ varnumber_T n;
+ int what;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ base = (int)get_tv_number(&argvars[1]);
+ if (base != 2 && base != 8 && base != 10 && base != 16)
+ {
+ EMSG(_(e_invarg));
+ return;
+ }
+ }
+
+ p = skipwhite(get_tv_string(&argvars[0]));
+ if (*p == '+')
+ p = skipwhite(p + 1);
+ switch (base)
+ {
+ case 2: what = STR2NR_BIN + STR2NR_FORCE; break;
+ case 8: what = STR2NR_OCT + STR2NR_FORCE; break;
+ case 16: what = STR2NR_HEX + STR2NR_FORCE; break;
+ default: what = 0;
+ }
+ vim_str2nr(p, NULL, NULL, what, &n, NULL, 0);
+ rettv->vval.v_number = n;
+}
+
+#ifdef HAVE_STRFTIME
+/*
+ * "strftime({format}[, {time}])" function
+ */
+ static void
+f_strftime(typval_T *argvars, typval_T *rettv)
+{
+ char_u result_buf[256];
+ struct tm *curtime;
+ time_t seconds;
+ char_u *p;
+
+ rettv->v_type = VAR_STRING;
+
+ p = get_tv_string(&argvars[0]);
+ if (argvars[1].v_type == VAR_UNKNOWN)
+ seconds = time(NULL);
+ else
+ seconds = (time_t)get_tv_number(&argvars[1]);
+ curtime = localtime(&seconds);
+ /* MSVC returns NULL for an invalid value of seconds. */
+ if (curtime == NULL)
+ rettv->vval.v_string = vim_strsave((char_u *)_("(Invalid)"));
+ else
+ {
+# ifdef FEAT_MBYTE
+ vimconv_T conv;
+ char_u *enc;
+
+ conv.vc_type = CONV_NONE;
+ enc = enc_locale();
+ convert_setup(&conv, p_enc, enc);
+ if (conv.vc_type != CONV_NONE)
+ p = string_convert(&conv, p, NULL);
+# endif
+ if (p != NULL)
+ (void)strftime((char *)result_buf, sizeof(result_buf),
+ (char *)p, curtime);
+ else
+ result_buf[0] = NUL;
+
+# ifdef FEAT_MBYTE
+ if (conv.vc_type != CONV_NONE)
+ vim_free(p);
+ convert_setup(&conv, enc, p_enc);
+ if (conv.vc_type != CONV_NONE)
+ rettv->vval.v_string = string_convert(&conv, result_buf, NULL);
+ else
+# endif
+ rettv->vval.v_string = vim_strsave(result_buf);
+
+# ifdef FEAT_MBYTE
+ /* Release conversion descriptors */
+ convert_setup(&conv, NULL, NULL);
+ vim_free(enc);
+# endif
+ }
+}
+#endif
+
+/*
+ * "strgetchar()" function
+ */
+ static void
+f_strgetchar(typval_T *argvars, typval_T *rettv)
+{
+ char_u *str;
+ int len;
+ int error = FALSE;
+ int charidx;
+
+ rettv->vval.v_number = -1;
+ str = get_tv_string_chk(&argvars[0]);
+ if (str == NULL)
+ return;
+ len = (int)STRLEN(str);
+ charidx = (int)get_tv_number_chk(&argvars[1], &error);
+ if (error)
+ return;
+#ifdef FEAT_MBYTE
+ {
+ int byteidx = 0;
+
+ while (charidx >= 0 && byteidx < len)
+ {
+ if (charidx == 0)
+ {
+ rettv->vval.v_number = mb_ptr2char(str + byteidx);
+ break;
+ }
+ --charidx;
+ byteidx += mb_cptr2len(str + byteidx);
+ }
+ }
+#else
+ if (charidx < len)
+ rettv->vval.v_number = str[charidx];
+#endif
+}
+
+/*
+ * "stridx()" function
+ */
+ static void
+f_stridx(typval_T *argvars, typval_T *rettv)
+{
+ char_u buf[NUMBUFLEN];
+ char_u *needle;
+ char_u *haystack;
+ char_u *save_haystack;
+ char_u *pos;
+ int start_idx;
+
+ needle = get_tv_string_chk(&argvars[1]);
+ save_haystack = haystack = get_tv_string_buf_chk(&argvars[0], buf);
+ rettv->vval.v_number = -1;
+ if (needle == NULL || haystack == NULL)
+ return; /* type error; errmsg already given */
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ int error = FALSE;
+
+ start_idx = (int)get_tv_number_chk(&argvars[2], &error);
+ if (error || start_idx >= (int)STRLEN(haystack))
+ return;
+ if (start_idx >= 0)
+ haystack += start_idx;
+ }
+
+ pos = (char_u *)strstr((char *)haystack, (char *)needle);
+ if (pos != NULL)
+ rettv->vval.v_number = (varnumber_T)(pos - save_haystack);
+}
+
+/*
+ * "string()" function
+ */
+ static void
+f_string(typval_T *argvars, typval_T *rettv)
+{
+ char_u *tofree;
+ char_u numbuf[NUMBUFLEN];
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = tv2string(&argvars[0], &tofree, numbuf,
+ get_copyID());
+ /* Make a copy if we have a value but it's not in allocated memory. */
+ if (rettv->vval.v_string != NULL && tofree == NULL)
+ rettv->vval.v_string = vim_strsave(rettv->vval.v_string);
+}
+
+/*
+ * "strlen()" function
+ */
+ static void
+f_strlen(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = (varnumber_T)(STRLEN(
+ get_tv_string(&argvars[0])));
+}
+
+/*
+ * "strchars()" function
+ */
+ static void
+f_strchars(typval_T *argvars, typval_T *rettv)
+{
+ char_u *s = get_tv_string(&argvars[0]);
+ int skipcc = 0;
+#ifdef FEAT_MBYTE
+ varnumber_T len = 0;
+ int (*func_mb_ptr2char_adv)(char_u **pp);
+#endif
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ skipcc = (int)get_tv_number_chk(&argvars[1], NULL);
+ if (skipcc < 0 || skipcc > 1)
+ EMSG(_(e_invarg));
+ else
+ {
+#ifdef FEAT_MBYTE
+ func_mb_ptr2char_adv = skipcc ? mb_ptr2char_adv : mb_cptr2char_adv;
+ while (*s != NUL)
+ {
+ func_mb_ptr2char_adv(&s);
+ ++len;
+ }
+ rettv->vval.v_number = len;
+#else
+ rettv->vval.v_number = (varnumber_T)(STRLEN(s));
+#endif
+ }
+}
+
+/*
+ * "strdisplaywidth()" function
+ */
+ static void
+f_strdisplaywidth(typval_T *argvars, typval_T *rettv)
+{
+ char_u *s = get_tv_string(&argvars[0]);
+ int col = 0;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ col = (int)get_tv_number(&argvars[1]);
+
+ rettv->vval.v_number = (varnumber_T)(linetabsize_col(col, s) - col);
+}
+
+/*
+ * "strwidth()" function
+ */
+ static void
+f_strwidth(typval_T *argvars, typval_T *rettv)
+{
+ char_u *s = get_tv_string(&argvars[0]);
+
+ rettv->vval.v_number = (varnumber_T)(
+#ifdef FEAT_MBYTE
+ mb_string2cells(s, -1)
+#else
+ STRLEN(s)
+#endif
+ );
+}
+
+/*
+ * "strcharpart()" function
+ */
+ static void
+f_strcharpart(typval_T *argvars, typval_T *rettv)
+{
+#ifdef FEAT_MBYTE
+ char_u *p;
+ int nchar;
+ int nbyte = 0;
+ int charlen;
+ int len = 0;
+ int slen;
+ int error = FALSE;
+
+ p = get_tv_string(&argvars[0]);
+ slen = (int)STRLEN(p);
+
+ nchar = (int)get_tv_number_chk(&argvars[1], &error);
+ if (!error)
+ {
+ if (nchar > 0)
+ while (nchar > 0 && nbyte < slen)
+ {
+ nbyte += mb_cptr2len(p + nbyte);
+ --nchar;
+ }
+ else
+ nbyte = nchar;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ charlen = (int)get_tv_number(&argvars[2]);
+ while (charlen > 0 && nbyte + len < slen)
+ {
+ int off = nbyte + len;
+
+ if (off < 0)
+ len += 1;
+ else
+ len += mb_cptr2len(p + off);
+ --charlen;
+ }
+ }
+ else
+ len = slen - nbyte; /* default: all bytes that are available. */
+ }
+
+ /*
+ * Only return the overlap between the specified part and the actual
+ * string.
+ */
+ if (nbyte < 0)
+ {
+ len += nbyte;
+ nbyte = 0;
+ }
+ else if (nbyte > slen)
+ nbyte = slen;
+ if (len < 0)
+ len = 0;
+ else if (nbyte + len > slen)
+ len = slen - nbyte;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = vim_strnsave(p + nbyte, len);
+#else
+ f_strpart(argvars, rettv);
+#endif
+}
+
+/*
+ * "strpart()" function
+ */
+ static void
+f_strpart(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p;
+ int n;
+ int len;
+ int slen;
+ int error = FALSE;
+
+ p = get_tv_string(&argvars[0]);
+ slen = (int)STRLEN(p);
+
+ n = (int)get_tv_number_chk(&argvars[1], &error);
+ if (error)
+ len = 0;
+ else if (argvars[2].v_type != VAR_UNKNOWN)
+ len = (int)get_tv_number(&argvars[2]);
+ else
+ len = slen - n; /* default len: all bytes that are available. */
+
+ /*
+ * Only return the overlap between the specified part and the actual
+ * string.
+ */
+ if (n < 0)
+ {
+ len += n;
+ n = 0;
+ }
+ else if (n > slen)
+ n = slen;
+ if (len < 0)
+ len = 0;
+ else if (n + len > slen)
+ len = slen - n;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = vim_strnsave(p + n, len);
+}
+
+/*
+ * "strridx()" function
+ */
+ static void
+f_strridx(typval_T *argvars, typval_T *rettv)
+{
+ char_u buf[NUMBUFLEN];
+ char_u *needle;
+ char_u *haystack;
+ char_u *rest;
+ char_u *lastmatch = NULL;
+ int haystack_len, end_idx;
+
+ needle = get_tv_string_chk(&argvars[1]);
+ haystack = get_tv_string_buf_chk(&argvars[0], buf);
+
+ rettv->vval.v_number = -1;
+ if (needle == NULL || haystack == NULL)
+ return; /* type error; errmsg already given */
+
+ haystack_len = (int)STRLEN(haystack);
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ /* Third argument: upper limit for index */
+ end_idx = (int)get_tv_number_chk(&argvars[2], NULL);
+ if (end_idx < 0)
+ return; /* can never find a match */
+ }
+ else
+ end_idx = haystack_len;
+
+ if (*needle == NUL)
+ {
+ /* Empty string matches past the end. */
+ lastmatch = haystack + end_idx;
+ }
+ else
+ {
+ for (rest = haystack; *rest != '\0'; ++rest)
+ {
+ rest = (char_u *)strstr((char *)rest, (char *)needle);
+ if (rest == NULL || rest > haystack + end_idx)
+ break;
+ lastmatch = rest;
+ }
+ }
+
+ if (lastmatch == NULL)
+ rettv->vval.v_number = -1;
+ else
+ rettv->vval.v_number = (varnumber_T)(lastmatch - haystack);
+}
+
+/*
+ * "strtrans()" function
+ */
+ static void
+f_strtrans(typval_T *argvars, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = transstr(get_tv_string(&argvars[0]));
+}
+
+/*
+ * "submatch()" function
+ */
+ static void
+f_submatch(typval_T *argvars, typval_T *rettv)
+{
+ int error = FALSE;
+ int no;
+ int retList = 0;
+
+ no = (int)get_tv_number_chk(&argvars[0], &error);
+ if (error)
+ return;
+ error = FALSE;
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ retList = (int)get_tv_number_chk(&argvars[1], &error);
+ if (error)
+ return;
+
+ if (retList == 0)
+ {
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = reg_submatch(no);
+ }
+ else
+ {
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = reg_submatch_list(no);
+ }
+}
+
+/*
+ * "substitute()" function
+ */
+ static void
+f_substitute(typval_T *argvars, typval_T *rettv)
+{
+ char_u patbuf[NUMBUFLEN];
+ char_u subbuf[NUMBUFLEN];
+ char_u flagsbuf[NUMBUFLEN];
+
+ char_u *str = get_tv_string_chk(&argvars[0]);
+ char_u *pat = get_tv_string_buf_chk(&argvars[1], patbuf);
+ char_u *sub = get_tv_string_buf_chk(&argvars[2], subbuf);
+ char_u *flg = get_tv_string_buf_chk(&argvars[3], flagsbuf);
+
+ rettv->v_type = VAR_STRING;
+ if (str == NULL || pat == NULL || sub == NULL || flg == NULL)
+ rettv->vval.v_string = NULL;
+ else
+ rettv->vval.v_string = do_string_sub(str, pat, sub, flg);
+}
+
+/*
+ * "synID(lnum, col, trans)" function
+ */
+ static void
+f_synID(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ int id = 0;
+#ifdef FEAT_SYN_HL
+ linenr_T lnum;
+ colnr_T col;
+ int trans;
+ int transerr = FALSE;
+
+ lnum = get_tv_lnum(argvars); /* -1 on type error */
+ col = (linenr_T)get_tv_number(&argvars[1]) - 1; /* -1 on type error */
+ trans = (int)get_tv_number_chk(&argvars[2], &transerr);
+
+ if (!transerr && lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count
+ && col >= 0 && col < (long)STRLEN(ml_get(lnum)))
+ id = syn_get_id(curwin, lnum, (colnr_T)col, trans, NULL, FALSE);
+#endif
+
+ rettv->vval.v_number = id;
+}
+
+/*
+ * "synIDattr(id, what [, mode])" function
+ */
+ static void
+f_synIDattr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ char_u *p = NULL;
+#ifdef FEAT_SYN_HL
+ int id;
+ char_u *what;
+ char_u *mode;
+ char_u modebuf[NUMBUFLEN];
+ int modec;
+
+ id = (int)get_tv_number(&argvars[0]);
+ what = get_tv_string(&argvars[1]);
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ mode = get_tv_string_buf(&argvars[2], modebuf);
+ modec = TOLOWER_ASC(mode[0]);
+ if (modec != 't' && modec != 'c' && modec != 'g')
+ modec = 0; /* replace invalid with current */
+ }
+ else
+ {
+#if defined(FEAT_GUI) || defined(FEAT_TERMGUICOLORS)
+ if (USE_24BIT)
+ modec = 'g';
+ else
+#endif
+ if (t_colors > 1)
+ modec = 'c';
+ else
+ modec = 't';
+ }
+
+
+ switch (TOLOWER_ASC(what[0]))
+ {
+ case 'b':
+ if (TOLOWER_ASC(what[1]) == 'g') /* bg[#] */
+ p = highlight_color(id, what, modec);
+ else /* bold */
+ p = highlight_has_attr(id, HL_BOLD, modec);
+ break;
+
+ case 'f': /* fg[#] or font */
+ p = highlight_color(id, what, modec);
+ break;
+
+ case 'i':
+ if (TOLOWER_ASC(what[1]) == 'n') /* inverse */
+ p = highlight_has_attr(id, HL_INVERSE, modec);
+ else /* italic */
+ p = highlight_has_attr(id, HL_ITALIC, modec);
+ break;
+
+ case 'n': /* name */
+ p = get_highlight_name(NULL, id - 1);
+ break;
+
+ case 'r': /* reverse */
+ p = highlight_has_attr(id, HL_INVERSE, modec);
+ break;
+
+ case 's':
+ if (TOLOWER_ASC(what[1]) == 'p') /* sp[#] */
+ p = highlight_color(id, what, modec);
+ else /* standout */
+ p = highlight_has_attr(id, HL_STANDOUT, modec);
+ break;
+
+ case 'u':
+ if (STRLEN(what) <= 5 || TOLOWER_ASC(what[5]) != 'c')
+ /* underline */
+ p = highlight_has_attr(id, HL_UNDERLINE, modec);
+ else
+ /* undercurl */
+ p = highlight_has_attr(id, HL_UNDERCURL, modec);
+ break;
+ }
+
+ if (p != NULL)
+ p = vim_strsave(p);
+#endif
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = p;
+}
+
+/*
+ * "synIDtrans(id)" function
+ */
+ static void
+f_synIDtrans(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ int id;
+
+#ifdef FEAT_SYN_HL
+ id = (int)get_tv_number(&argvars[0]);
+
+ if (id > 0)
+ id = syn_get_final_id(id);
+ else
+#endif
+ id = 0;
+
+ rettv->vval.v_number = id;
+}
+
+/*
+ * "synconcealed(lnum, col)" function
+ */
+ static void
+f_synconcealed(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#if defined(FEAT_SYN_HL) && defined(FEAT_CONCEAL)
+ linenr_T lnum;
+ colnr_T col;
+ int syntax_flags = 0;
+ int cchar;
+ int matchid = 0;
+ char_u str[NUMBUFLEN];
+#endif
+
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = NULL;
+
+#if defined(FEAT_SYN_HL) && defined(FEAT_CONCEAL)
+ lnum = get_tv_lnum(argvars); /* -1 on type error */
+ col = (colnr_T)get_tv_number(&argvars[1]) - 1; /* -1 on type error */
+
+ vim_memset(str, NUL, sizeof(str));
+
+ if (rettv_list_alloc(rettv) != FAIL)
+ {
+ if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count
+ && col >= 0 && col <= (long)STRLEN(ml_get(lnum))
+ && curwin->w_p_cole > 0)
+ {
+ (void)syn_get_id(curwin, lnum, col, FALSE, NULL, FALSE);
+ syntax_flags = get_syntax_info(&matchid);
+
+ /* get the conceal character */
+ if ((syntax_flags & HL_CONCEAL) && curwin->w_p_cole < 3)
+ {
+ cchar = syn_get_sub_char();
+ if (cchar == NUL && curwin->w_p_cole == 1 && lcs_conceal != NUL)
+ cchar = lcs_conceal;
+ if (cchar != NUL)
+ {
+# ifdef FEAT_MBYTE
+ if (has_mbyte)
+ (*mb_char2bytes)(cchar, str);
+ else
+# endif
+ str[0] = cchar;
+ }
+ }
+ }
+
+ list_append_number(rettv->vval.v_list,
+ (syntax_flags & HL_CONCEAL) != 0);
+ /* -1 to auto-determine strlen */
+ list_append_string(rettv->vval.v_list, str, -1);
+ list_append_number(rettv->vval.v_list, matchid);
+ }
+#endif
+}
+
+/*
+ * "synstack(lnum, col)" function
+ */
+ static void
+f_synstack(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_SYN_HL
+ linenr_T lnum;
+ colnr_T col;
+ int i;
+ int id;
+#endif
+
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = NULL;
+
+#ifdef FEAT_SYN_HL
+ lnum = get_tv_lnum(argvars); /* -1 on type error */
+ col = (colnr_T)get_tv_number(&argvars[1]) - 1; /* -1 on type error */
+
+ if (lnum >= 1 && lnum <= curbuf->b_ml.ml_line_count
+ && col >= 0 && col <= (long)STRLEN(ml_get(lnum))
+ && rettv_list_alloc(rettv) != FAIL)
+ {
+ (void)syn_get_id(curwin, lnum, (colnr_T)col, FALSE, NULL, TRUE);
+ for (i = 0; ; ++i)
+ {
+ id = syn_get_stack_item(i);
+ if (id < 0)
+ break;
+ if (list_append_number(rettv->vval.v_list, id) == FAIL)
+ break;
+ }
+ }
+#endif
+}
+
+ static void
+get_cmd_output_as_rettv(
+ typval_T *argvars,
+ typval_T *rettv,
+ int retlist)
+{
+ char_u *res = NULL;
+ char_u *p;
+ char_u *infile = NULL;
+ char_u buf[NUMBUFLEN];
+ int err = FALSE;
+ FILE *fd;
+ list_T *list = NULL;
+ int flags = SHELL_SILENT;
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+ if (check_restricted() || check_secure())
+ goto errret;
+
+ if (argvars[1].v_type != VAR_UNKNOWN)
+ {
+ /*
+ * Write the string to a temp file, to be used for input of the shell
+ * command.
+ */
+ if ((infile = vim_tempname('i', TRUE)) == NULL)
+ {
+ EMSG(_(e_notmp));
+ goto errret;
+ }
+
+ fd = mch_fopen((char *)infile, WRITEBIN);
+ if (fd == NULL)
+ {
+ EMSG2(_(e_notopen), infile);
+ goto errret;
+ }
+ if (argvars[1].v_type == VAR_LIST)
+ {
+ if (write_list(fd, argvars[1].vval.v_list, TRUE) == FAIL)
+ err = TRUE;
+ }
+ else
+ {
+ size_t len;
+
+ p = get_tv_string_buf_chk(&argvars[1], buf);
+ if (p == NULL)
+ {
+ fclose(fd);
+ goto errret; /* type error; errmsg already given */
+ }
+ len = STRLEN(p);
+ if (len > 0 && fwrite(p, len, 1, fd) != 1)
+ err = TRUE;
+ }
+ if (fclose(fd) != 0)
+ err = TRUE;
+ if (err)
+ {
+ EMSG(_("E677: Error writing temp file"));
+ goto errret;
+ }
+ }
+
+ /* Omit SHELL_COOKED when invoked with ":silent". Avoids that the shell
+ * echoes typeahead, that messes up the display. */
+ if (!msg_silent)
+ flags += SHELL_COOKED;
+
+ if (retlist)
+ {
+ int len;
+ listitem_T *li;
+ char_u *s = NULL;
+ char_u *start;
+ char_u *end;
+ int i;
+
+ res = get_cmd_output(get_tv_string(&argvars[0]), infile, flags, &len);
+ if (res == NULL)
+ goto errret;
+
+ list = list_alloc();
+ if (list == NULL)
+ goto errret;
+
+ for (i = 0; i < len; ++i)
+ {
+ start = res + i;
+ while (i < len && res[i] != NL)
+ ++i;
+ end = res + i;
+
+ s = alloc((unsigned)(end - start + 1));
+ if (s == NULL)
+ goto errret;
+
+ for (p = s; start < end; ++p, ++start)
+ *p = *start == NUL ? NL : *start;
+ *p = NUL;
+
+ li = listitem_alloc();
+ if (li == NULL)
+ {
+ vim_free(s);
+ goto errret;
+ }
+ li->li_tv.v_type = VAR_STRING;
+ li->li_tv.v_lock = 0;
+ li->li_tv.vval.v_string = s;
+ list_append(list, li);
+ }
+
+ ++list->lv_refcount;
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = list;
+ list = NULL;
+ }
+ else
+ {
+ res = get_cmd_output(get_tv_string(&argvars[0]), infile, flags, NULL);
+#ifdef USE_CR
+ /* translate <CR> into <NL> */
+ if (res != NULL)
+ {
+ char_u *s;
+
+ for (s = res; *s; ++s)
+ {
+ if (*s == CAR)
+ *s = NL;
+ }
+ }
+#else
+# ifdef USE_CRNL
+ /* translate <CR><NL> into <NL> */
+ if (res != NULL)
+ {
+ char_u *s, *d;
+
+ d = res;
+ for (s = res; *s; ++s)
+ {
+ if (s[0] == CAR && s[1] == NL)
+ ++s;
+ *d++ = *s;
+ }
+ *d = NUL;
+ }
+# endif
+#endif
+ rettv->vval.v_string = res;
+ res = NULL;
+ }
+
+errret:
+ if (infile != NULL)
+ {
+ mch_remove(infile);
+ vim_free(infile);
+ }
+ if (res != NULL)
+ vim_free(res);
+ if (list != NULL)
+ list_free(list);
+}
+
+/*
+ * "system()" function
+ */
+ static void
+f_system(typval_T *argvars, typval_T *rettv)
+{
+ get_cmd_output_as_rettv(argvars, rettv, FALSE);
+}
+
+/*
+ * "systemlist()" function
+ */
+ static void
+f_systemlist(typval_T *argvars, typval_T *rettv)
+{
+ get_cmd_output_as_rettv(argvars, rettv, TRUE);
+}
+
+/*
+ * "tabpagebuflist()" function
+ */
+ static void
+f_tabpagebuflist(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_WINDOWS
+ tabpage_T *tp;
+ win_T *wp = NULL;
+
+ if (argvars[0].v_type == VAR_UNKNOWN)
+ wp = firstwin;
+ else
+ {
+ tp = find_tabpage((int)get_tv_number(&argvars[0]));
+ if (tp != NULL)
+ wp = (tp == curtab) ? firstwin : tp->tp_firstwin;
+ }
+ if (wp != NULL && rettv_list_alloc(rettv) != FAIL)
+ {
+ for (; wp != NULL; wp = wp->w_next)
+ if (list_append_number(rettv->vval.v_list,
+ wp->w_buffer->b_fnum) == FAIL)
+ break;
+ }
+#endif
+}
+
+
+/*
+ * "tabpagenr()" function
+ */
+ static void
+f_tabpagenr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ int nr = 1;
+#ifdef FEAT_WINDOWS
+ char_u *arg;
+
+ if (argvars[0].v_type != VAR_UNKNOWN)
+ {
+ arg = get_tv_string_chk(&argvars[0]);
+ nr = 0;
+ if (arg != NULL)
+ {
+ if (STRCMP(arg, "$") == 0)
+ nr = tabpage_index(NULL) - 1;
+ else
+ EMSG2(_(e_invexpr2), arg);
+ }
+ }
+ else
+ nr = tabpage_index(curtab);
+#endif
+ rettv->vval.v_number = nr;
+}
+
+
+#ifdef FEAT_WINDOWS
+static int get_winnr(tabpage_T *tp, typval_T *argvar);
+
+/*
+ * Common code for tabpagewinnr() and winnr().
+ */
+ static int
+get_winnr(tabpage_T *tp, typval_T *argvar)
+{
+ win_T *twin;
+ int nr = 1;
+ win_T *wp;
+ char_u *arg;
+
+ twin = (tp == curtab) ? curwin : tp->tp_curwin;
+ if (argvar->v_type != VAR_UNKNOWN)
+ {
+ arg = get_tv_string_chk(argvar);
+ if (arg == NULL)
+ nr = 0; /* type error; errmsg already given */
+ else if (STRCMP(arg, "$") == 0)
+ twin = (tp == curtab) ? lastwin : tp->tp_lastwin;
+ else if (STRCMP(arg, "#") == 0)
+ {
+ twin = (tp == curtab) ? prevwin : tp->tp_prevwin;
+ if (twin == NULL)
+ nr = 0;
+ }
+ else
+ {
+ EMSG2(_(e_invexpr2), arg);
+ nr = 0;
+ }
+ }
+
+ if (nr > 0)
+ for (wp = (tp == curtab) ? firstwin : tp->tp_firstwin;
+ wp != twin; wp = wp->w_next)
+ {
+ if (wp == NULL)
+ {
+ /* didn't find it in this tabpage */
+ nr = 0;
+ break;
+ }
+ ++nr;
+ }
+ return nr;
+}
+#endif
+
+/*
+ * "tabpagewinnr()" function
+ */
+ static void
+f_tabpagewinnr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ int nr = 1;
+#ifdef FEAT_WINDOWS
+ tabpage_T *tp;
+
+ tp = find_tabpage((int)get_tv_number(&argvars[0]));
+ if (tp == NULL)
+ nr = 0;
+ else
+ nr = get_winnr(tp, &argvars[1]);
+#endif
+ rettv->vval.v_number = nr;
+}
+
+
+/*
+ * "tagfiles()" function
+ */
+ static void
+f_tagfiles(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ char_u *fname;
+ tagname_T tn;
+ int first;
+
+ if (rettv_list_alloc(rettv) == FAIL)
+ return;
+ fname = alloc(MAXPATHL);
+ if (fname == NULL)
+ return;
+
+ for (first = TRUE; ; first = FALSE)
+ if (get_tagfname(&tn, first, fname) == FAIL
+ || list_append_string(rettv->vval.v_list, fname, -1) == FAIL)
+ break;
+ tagname_free(&tn);
+ vim_free(fname);
+}
+
+/*
+ * "taglist()" function
+ */
+ static void
+f_taglist(typval_T *argvars, typval_T *rettv)
+{
+ char_u *tag_pattern;
+
+ tag_pattern = get_tv_string(&argvars[0]);
+
+ rettv->vval.v_number = FALSE;
+ if (*tag_pattern == NUL)
+ return;
+
+ if (rettv_list_alloc(rettv) == OK)
+ (void)get_tags(rettv->vval.v_list, tag_pattern);
+}
+
+/*
+ * "tempname()" function
+ */
+ static void
+f_tempname(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ static int x = 'A';
+
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = vim_tempname(x, FALSE);
+
+ /* Advance 'x' to use A-Z and 0-9, so that there are at least 34 different
+ * names. Skip 'I' and 'O', they are used for shell redirection. */
+ do
+ {
+ if (x == 'Z')
+ x = '0';
+ else if (x == '9')
+ x = 'A';
+ else
+ {
+#ifdef EBCDIC
+ if (x == 'I')
+ x = 'J';
+ else if (x == 'R')
+ x = 'S';
+ else
+#endif
+ ++x;
+ }
+ } while (x == 'I' || x == 'O');
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "tan()" function
+ */
+ static void
+f_tan(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = tan(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+
+/*
+ * "tanh()" function
+ */
+ static void
+f_tanh(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ rettv->vval.v_float = tanh(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "test_alloc_fail(id, countdown, repeat)" function
+ */
+ static void
+f_test_alloc_fail(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ if (argvars[0].v_type != VAR_NUMBER
+ || argvars[0].vval.v_number <= 0
+ || argvars[1].v_type != VAR_NUMBER
+ || argvars[1].vval.v_number < 0
+ || argvars[2].v_type != VAR_NUMBER)
+ EMSG(_(e_invarg));
+ else
+ {
+ alloc_fail_id = argvars[0].vval.v_number;
+ if (alloc_fail_id >= aid_last)
+ EMSG(_(e_invarg));
+ alloc_fail_countdown = argvars[1].vval.v_number;
+ alloc_fail_repeat = argvars[2].vval.v_number;
+ did_outofmem_msg = FALSE;
+ }
+}
+
+/*
+ * "test_autochdir()"
+ */
+ static void
+f_test_autochdir(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#if defined(FEAT_AUTOCHDIR)
+ test_autochdir = TRUE;
+#endif
+}
+
+/*
+ * "test_disable_char_avail({expr})" function
+ */
+ static void
+f_test_disable_char_avail(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ disable_char_avail_for_testing = (int)get_tv_number(&argvars[0]);
+}
+
+/*
+ * "test_garbagecollect_now()" function
+ */
+ static void
+f_test_garbagecollect_now(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+ /* This is dangerous, any Lists and Dicts used internally may be freed
+ * while still in use. */
+ garbage_collect(TRUE);
+}
+
+#ifdef FEAT_JOB_CHANNEL
+ static void
+f_test_null_channel(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_CHANNEL;
+ rettv->vval.v_channel = NULL;
+}
+#endif
+
+ static void
+f_test_null_dict(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_DICT;
+ rettv->vval.v_dict = NULL;
+}
+
+#ifdef FEAT_JOB_CHANNEL
+ static void
+f_test_null_job(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_JOB;
+ rettv->vval.v_job = NULL;
+}
+#endif
+
+ static void
+f_test_null_list(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_LIST;
+ rettv->vval.v_list = NULL;
+}
+
+ static void
+f_test_null_partial(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_PARTIAL;
+ rettv->vval.v_partial = NULL;
+}
+
+ static void
+f_test_null_string(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+}
+
+ static void
+f_test_settime(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ time_for_testing = (time_t)get_tv_number(&argvars[0]);
+}
+
+#if defined(FEAT_JOB_CHANNEL) || defined(FEAT_TIMERS) || defined(PROTO)
+/*
+ * Get a callback from "arg". It can be a Funcref or a function name.
+ * When "arg" is zero return an empty string.
+ * Return NULL for an invalid argument.
+ */
+ char_u *
+get_callback(typval_T *arg, partial_T **pp)
+{
+ if (arg->v_type == VAR_PARTIAL && arg->vval.v_partial != NULL)
+ {
+ *pp = arg->vval.v_partial;
+ ++(*pp)->pt_refcount;
+ return (*pp)->pt_name;
+ }
+ *pp = NULL;
+ if (arg->v_type == VAR_FUNC)
+ {
+ func_ref(arg->vval.v_string);
+ return arg->vval.v_string;
+ }
+ if (arg->v_type == VAR_STRING)
+ return arg->vval.v_string;
+ if (arg->v_type == VAR_NUMBER && arg->vval.v_number == 0)
+ return (char_u *)"";
+ EMSG(_("E921: Invalid callback argument"));
+ return NULL;
+}
+
+/*
+ * Unref/free "callback" and "partial" retured by get_callback().
+ */
+ void
+free_callback(char_u *callback, partial_T *partial)
+{
+ if (partial != NULL)
+ partial_unref(partial);
+ else if (callback != NULL)
+ {
+ func_unref(callback);
+ vim_free(callback);
+ }
+}
+#endif
+
+#ifdef FEAT_TIMERS
+/*
+ * "timer_start(time, callback [, options])" function
+ */
+ static void
+f_timer_start(typval_T *argvars, typval_T *rettv)
+{
+ long msec = (long)get_tv_number(&argvars[0]);
+ timer_T *timer;
+ int repeat = 0;
+ char_u *callback;
+ dict_T *dict;
+
+ if (check_secure())
+ return;
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ if (argvars[2].v_type != VAR_DICT
+ || (dict = argvars[2].vval.v_dict) == NULL)
+ {
+ EMSG2(_(e_invarg2), get_tv_string(&argvars[2]));
+ return;
+ }
+ if (dict_find(dict, (char_u *)"repeat", -1) != NULL)
+ repeat = get_dict_number(dict, (char_u *)"repeat");
+ }
+
+ timer = create_timer(msec, repeat);
+ callback = get_callback(&argvars[1], &timer->tr_partial);
+ if (callback == NULL)
+ {
+ stop_timer(timer);
+ rettv->vval.v_number = -1;
+ }
+ else
+ {
+ timer->tr_callback = vim_strsave(callback);
+ rettv->vval.v_number = timer->tr_id;
+ }
+}
+
+/*
+ * "timer_stop(timer)" function
+ */
+ static void
+f_timer_stop(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ timer_T *timer;
+
+ if (argvars[0].v_type != VAR_NUMBER)
+ {
+ EMSG(_(e_number_exp));
+ return;
+ }
+ timer = find_timer((int)get_tv_number(&argvars[0]));
+ if (timer != NULL)
+ stop_timer(timer);
+}
+#endif
+
+/*
+ * "tolower(string)" function
+ */
+ static void
+f_tolower(typval_T *argvars, typval_T *rettv)
+{
+ char_u *p;
+
+ p = vim_strsave(get_tv_string(&argvars[0]));
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = p;
+
+ if (p != NULL)
+ while (*p != NUL)
+ {
+#ifdef FEAT_MBYTE
+ int l;
+
+ if (enc_utf8)
+ {
+ int c, lc;
+
+ c = utf_ptr2char(p);
+ lc = utf_tolower(c);
+ l = utf_ptr2len(p);
+ /* TODO: reallocate string when byte count changes. */
+ if (utf_char2len(lc) == l)
+ utf_char2bytes(lc, p);
+ p += l;
+ }
+ else if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1)
+ p += l; /* skip multi-byte character */
+ else
+#endif
+ {
+ *p = TOLOWER_LOC(*p); /* note that tolower() can be a macro */
+ ++p;
+ }
+ }
+}
+
+/*
+ * "toupper(string)" function
+ */
+ static void
+f_toupper(typval_T *argvars, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = strup_save(get_tv_string(&argvars[0]));
+}
+
+/*
+ * "tr(string, fromstr, tostr)" function
+ */
+ static void
+f_tr(typval_T *argvars, typval_T *rettv)
+{
+ char_u *in_str;
+ char_u *fromstr;
+ char_u *tostr;
+ char_u *p;
+#ifdef FEAT_MBYTE
+ int inlen;
+ int fromlen;
+ int tolen;
+ int idx;
+ char_u *cpstr;
+ int cplen;
+ int first = TRUE;
+#endif
+ char_u buf[NUMBUFLEN];
+ char_u buf2[NUMBUFLEN];
+ garray_T ga;
+
+ in_str = get_tv_string(&argvars[0]);
+ fromstr = get_tv_string_buf_chk(&argvars[1], buf);
+ tostr = get_tv_string_buf_chk(&argvars[2], buf2);
+
+ /* Default return value: empty string. */
+ rettv->v_type = VAR_STRING;
+ rettv->vval.v_string = NULL;
+ if (fromstr == NULL || tostr == NULL)
+ return; /* type error; errmsg already given */
+ ga_init2(&ga, (int)sizeof(char), 80);
+
+#ifdef FEAT_MBYTE
+ if (!has_mbyte)
+#endif
+ /* not multi-byte: fromstr and tostr must be the same length */
+ if (STRLEN(fromstr) != STRLEN(tostr))
+ {
+#ifdef FEAT_MBYTE
+error:
+#endif
+ EMSG2(_(e_invarg2), fromstr);
+ ga_clear(&ga);
+ return;
+ }
+
+ /* fromstr and tostr have to contain the same number of chars */
+ while (*in_str != NUL)
+ {
+#ifdef FEAT_MBYTE
+ if (has_mbyte)
+ {
+ inlen = (*mb_ptr2len)(in_str);
+ cpstr = in_str;
+ cplen = inlen;
+ idx = 0;
+ for (p = fromstr; *p != NUL; p += fromlen)
+ {
+ fromlen = (*mb_ptr2len)(p);
+ if (fromlen == inlen && STRNCMP(in_str, p, inlen) == 0)
+ {
+ for (p = tostr; *p != NUL; p += tolen)
+ {
+ tolen = (*mb_ptr2len)(p);
+ if (idx-- == 0)
+ {
+ cplen = tolen;
+ cpstr = p;
+ break;
+ }
+ }
+ if (*p == NUL) /* tostr is shorter than fromstr */
+ goto error;
+ break;
+ }
+ ++idx;
+ }
+
+ if (first && cpstr == in_str)
+ {
+ /* Check that fromstr and tostr have the same number of
+ * (multi-byte) characters. Done only once when a character
+ * of in_str doesn't appear in fromstr. */
+ first = FALSE;
+ for (p = tostr; *p != NUL; p += tolen)
+ {
+ tolen = (*mb_ptr2len)(p);
+ --idx;
+ }
+ if (idx != 0)
+ goto error;
+ }
+
+ (void)ga_grow(&ga, cplen);
+ mch_memmove((char *)ga.ga_data + ga.ga_len, cpstr, (size_t)cplen);
+ ga.ga_len += cplen;
+
+ in_str += inlen;
+ }
+ else
+#endif
+ {
+ /* When not using multi-byte chars we can do it faster. */
+ p = vim_strchr(fromstr, *in_str);
+ if (p != NULL)
+ ga_append(&ga, tostr[p - fromstr]);
+ else
+ ga_append(&ga, *in_str);
+ ++in_str;
+ }
+ }
+
+ /* add a terminating NUL */
+ (void)ga_grow(&ga, 1);
+ ga_append(&ga, NUL);
+
+ rettv->vval.v_string = ga.ga_data;
+}
+
+#ifdef FEAT_FLOAT
+/*
+ * "trunc({float})" function
+ */
+ static void
+f_trunc(typval_T *argvars, typval_T *rettv)
+{
+ float_T f = 0.0;
+
+ rettv->v_type = VAR_FLOAT;
+ if (get_float_arg(argvars, &f) == OK)
+ /* trunc() is not in C90, use floor() or ceil() instead. */
+ rettv->vval.v_float = f > 0 ? floor(f) : ceil(f);
+ else
+ rettv->vval.v_float = 0.0;
+}
+#endif
+
+/*
+ * "type(expr)" function
+ */
+ static void
+f_type(typval_T *argvars, typval_T *rettv)
+{
+ int n = -1;
+
+ switch (argvars[0].v_type)
+ {
+ case VAR_NUMBER: n = 0; break;
+ case VAR_STRING: n = 1; break;
+ case VAR_PARTIAL:
+ case VAR_FUNC: n = 2; break;
+ case VAR_LIST: n = 3; break;
+ case VAR_DICT: n = 4; break;
+ case VAR_FLOAT: n = 5; break;
+ case VAR_SPECIAL:
+ if (argvars[0].vval.v_number == VVAL_FALSE
+ || argvars[0].vval.v_number == VVAL_TRUE)
+ n = 6;
+ else
+ n = 7;
+ break;
+ case VAR_JOB: n = 8; break;
+ case VAR_CHANNEL: n = 9; break;
+ case VAR_UNKNOWN:
+ EMSG2(_(e_intern2), "f_type(UNKNOWN)");
+ n = -1;
+ break;
+ }
+ rettv->vval.v_number = n;
+}
+
+/*
+ * "undofile(name)" function
+ */
+ static void
+f_undofile(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ rettv->v_type = VAR_STRING;
+#ifdef FEAT_PERSISTENT_UNDO
+ {
+ char_u *fname = get_tv_string(&argvars[0]);
+
+ if (*fname == NUL)
+ {
+ /* If there is no file name there will be no undo file. */
+ rettv->vval.v_string = NULL;
+ }
+ else
+ {
+ char_u *ffname = FullName_save(fname, FALSE);
+
+ if (ffname != NULL)
+ rettv->vval.v_string = u_get_undo_file_name(ffname, FALSE);
+ vim_free(ffname);
+ }
+ }
+#else
+ rettv->vval.v_string = NULL;
+#endif
+}
+
+/*
+ * "undotree()" function
+ */
+ static void
+f_undotree(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ if (rettv_dict_alloc(rettv) == OK)
+ {
+ dict_T *dict = rettv->vval.v_dict;
+ list_T *list;
+
+ dict_add_nr_str(dict, "synced", (long)curbuf->b_u_synced, NULL);
+ dict_add_nr_str(dict, "seq_last", curbuf->b_u_seq_last, NULL);
+ dict_add_nr_str(dict, "save_last",
+ (long)curbuf->b_u_save_nr_last, NULL);
+ dict_add_nr_str(dict, "seq_cur", curbuf->b_u_seq_cur, NULL);
+ dict_add_nr_str(dict, "time_cur", (long)curbuf->b_u_time_cur, NULL);
+ dict_add_nr_str(dict, "save_cur", (long)curbuf->b_u_save_nr_cur, NULL);
+
+ list = list_alloc();
+ if (list != NULL)
+ {
+ u_eval_tree(curbuf->b_u_oldhead, list);
+ dict_add_list(dict, "entries", list);
+ }
+ }
+}
+
+/*
+ * "values(dict)" function
+ */
+ static void
+f_values(typval_T *argvars, typval_T *rettv)
+{
+ dict_list(argvars, rettv, 1);
+}
+
+/*
+ * "virtcol(string)" function
+ */
+ static void
+f_virtcol(typval_T *argvars, typval_T *rettv)
+{
+ colnr_T vcol = 0;
+ pos_T *fp;
+ int fnum = curbuf->b_fnum;
+
+ fp = var2fpos(&argvars[0], FALSE, &fnum);
+ if (fp != NULL && fp->lnum <= curbuf->b_ml.ml_line_count
+ && fnum == curbuf->b_fnum)
+ {
+ getvvcol(curwin, fp, NULL, NULL, &vcol);
+ ++vcol;
+ }
+
+ rettv->vval.v_number = vcol;
+}
+
+/*
+ * "visualmode()" function
+ */
+ static void
+f_visualmode(typval_T *argvars, typval_T *rettv)
+{
+ char_u str[2];
+
+ rettv->v_type = VAR_STRING;
+ str[0] = curbuf->b_visual_mode_eval;
+ str[1] = NUL;
+ rettv->vval.v_string = vim_strsave(str);
+
+ /* A non-zero number or non-empty string argument: reset mode. */
+ if (non_zero_arg(&argvars[0]))
+ curbuf->b_visual_mode_eval = NUL;
+}
+
+/*
+ * "wildmenumode()" function
+ */
+ static void
+f_wildmenumode(typval_T *argvars UNUSED, typval_T *rettv UNUSED)
+{
+#ifdef FEAT_WILDMENU
+ if (wild_menu_showing)
+ rettv->vval.v_number = 1;
+#endif
+}
+
+/*
+ * "winbufnr(nr)" function
+ */
+ static void
+f_winbufnr(typval_T *argvars, typval_T *rettv)
+{
+ win_T *wp;
+
+ wp = find_win_by_nr(&argvars[0], NULL);
+ if (wp == NULL)
+ rettv->vval.v_number = -1;
+ else
+ rettv->vval.v_number = wp->w_buffer->b_fnum;
+}
+
+/*
+ * "wincol()" function
+ */
+ static void
+f_wincol(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ validate_cursor();
+ rettv->vval.v_number = curwin->w_wcol + 1;
+}
+
+/*
+ * "winheight(nr)" function
+ */
+ static void
+f_winheight(typval_T *argvars, typval_T *rettv)
+{
+ win_T *wp;
+
+ wp = find_win_by_nr(&argvars[0], NULL);
+ if (wp == NULL)
+ rettv->vval.v_number = -1;
+ else
+ rettv->vval.v_number = wp->w_height;
+}
+
+/*
+ * "winline()" function
+ */
+ static void
+f_winline(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ validate_cursor();
+ rettv->vval.v_number = curwin->w_wrow + 1;
+}
+
+/*
+ * "winnr()" function
+ */
+ static void
+f_winnr(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ int nr = 1;
+
+#ifdef FEAT_WINDOWS
+ nr = get_winnr(curtab, &argvars[0]);
+#endif
+ rettv->vval.v_number = nr;
+}
+
+/*
+ * "winrestcmd()" function
+ */
+ static void
+f_winrestcmd(typval_T *argvars UNUSED, typval_T *rettv)
+{
+#ifdef FEAT_WINDOWS
+ win_T *wp;
+ int winnr = 1;
+ garray_T ga;
+ char_u buf[50];
+
+ ga_init2(&ga, (int)sizeof(char), 70);
+ for (wp = firstwin; wp != NULL; wp = wp->w_next)
+ {
+ sprintf((char *)buf, "%dresize %d|", winnr, wp->w_height);
+ ga_concat(&ga, buf);
+ sprintf((char *)buf, "vert %dresize %d|", winnr, wp->w_width);
+ ga_concat(&ga, buf);
+ ++winnr;
+ }
+ ga_append(&ga, NUL);
+
+ rettv->vval.v_string = ga.ga_data;
+#else
+ rettv->vval.v_string = NULL;
+#endif
+ rettv->v_type = VAR_STRING;
+}
+
+/*
+ * "winrestview()" function
+ */
+ static void
+f_winrestview(typval_T *argvars, typval_T *rettv UNUSED)
+{
+ dict_T *dict;
+
+ if (argvars[0].v_type != VAR_DICT
+ || (dict = argvars[0].vval.v_dict) == NULL)
+ EMSG(_(e_invarg));
+ else
+ {
+ if (dict_find(dict, (char_u *)"lnum", -1) != NULL)
+ curwin->w_cursor.lnum = (linenr_T)get_dict_number(dict, (char_u *)"lnum");
+ if (dict_find(dict, (char_u *)"col", -1) != NULL)
+ curwin->w_cursor.col = (colnr_T)get_dict_number(dict, (char_u *)"col");
+#ifdef FEAT_VIRTUALEDIT
+ if (dict_find(dict, (char_u *)"coladd", -1) != NULL)
+ curwin->w_cursor.coladd = (colnr_T)get_dict_number(dict, (char_u *)"coladd");
+#endif
+ if (dict_find(dict, (char_u *)"curswant", -1) != NULL)
+ {
+ curwin->w_curswant = (colnr_T)get_dict_number(dict, (char_u *)"curswant");
+ curwin->w_set_curswant = FALSE;
+ }
+
+ if (dict_find(dict, (char_u *)"topline", -1) != NULL)
+ set_topline(curwin, (linenr_T)get_dict_number(dict, (char_u *)"topline"));
+#ifdef FEAT_DIFF
+ if (dict_find(dict, (char_u *)"topfill", -1) != NULL)
+ curwin->w_topfill = (int)get_dict_number(dict, (char_u *)"topfill");
+#endif
+ if (dict_find(dict, (char_u *)"leftcol", -1) != NULL)
+ curwin->w_leftcol = (colnr_T)get_dict_number(dict, (char_u *)"leftcol");
+ if (dict_find(dict, (char_u *)"skipcol", -1) != NULL)
+ curwin->w_skipcol = (colnr_T)get_dict_number(dict, (char_u *)"skipcol");
+
+ check_cursor();
+ win_new_height(curwin, curwin->w_height);
+# ifdef FEAT_WINDOWS
+ win_new_width(curwin, W_WIDTH(curwin));
+# endif
+ changed_window_setting();
+
+ if (curwin->w_topline <= 0)
+ curwin->w_topline = 1;
+ if (curwin->w_topline > curbuf->b_ml.ml_line_count)
+ curwin->w_topline = curbuf->b_ml.ml_line_count;
+#ifdef FEAT_DIFF
+ check_topfill(curwin, TRUE);
+#endif
+ }
+}
+
+/*
+ * "winsaveview()" function
+ */
+ static void
+f_winsaveview(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ dict_T *dict;
+
+ if (rettv_dict_alloc(rettv) == FAIL)
+ return;
+ dict = rettv->vval.v_dict;
+
+ dict_add_nr_str(dict, "lnum", (long)curwin->w_cursor.lnum, NULL);
+ dict_add_nr_str(dict, "col", (long)curwin->w_cursor.col, NULL);
+#ifdef FEAT_VIRTUALEDIT
+ dict_add_nr_str(dict, "coladd", (long)curwin->w_cursor.coladd, NULL);
+#endif
+ update_curswant();
+ dict_add_nr_str(dict, "curswant", (long)curwin->w_curswant, NULL);
+
+ dict_add_nr_str(dict, "topline", (long)curwin->w_topline, NULL);
+#ifdef FEAT_DIFF
+ dict_add_nr_str(dict, "topfill", (long)curwin->w_topfill, NULL);
+#endif
+ dict_add_nr_str(dict, "leftcol", (long)curwin->w_leftcol, NULL);
+ dict_add_nr_str(dict, "skipcol", (long)curwin->w_skipcol, NULL);
+}
+
+/*
+ * "winwidth(nr)" function
+ */
+ static void
+f_winwidth(typval_T *argvars, typval_T *rettv)
+{
+ win_T *wp;
+
+ wp = find_win_by_nr(&argvars[0], NULL);
+ if (wp == NULL)
+ rettv->vval.v_number = -1;
+ else
+#ifdef FEAT_WINDOWS
+ rettv->vval.v_number = wp->w_width;
+#else
+ rettv->vval.v_number = Columns;
+#endif
+}
+
+/*
+ * "wordcount()" function
+ */
+ static void
+f_wordcount(typval_T *argvars UNUSED, typval_T *rettv)
+{
+ if (rettv_dict_alloc(rettv) == FAIL)
+ return;
+ cursor_pos_info(rettv->vval.v_dict);
+}
+
+/*
+ * "writefile()" function
+ */
+ static void
+f_writefile(typval_T *argvars, typval_T *rettv)
+{
+ int binary = FALSE;
+ int append = FALSE;
+ char_u *fname;
+ FILE *fd;
+ int ret = 0;
+
+ if (check_restricted() || check_secure())
+ return;
+
+ if (argvars[0].v_type != VAR_LIST)
+ {
+ EMSG2(_(e_listarg), "writefile()");
+ return;
+ }
+ if (argvars[0].vval.v_list == NULL)
+ return;
+
+ if (argvars[2].v_type != VAR_UNKNOWN)
+ {
+ if (vim_strchr(get_tv_string(&argvars[2]), 'b') != NULL)
+ binary = TRUE;
+ if (vim_strchr(get_tv_string(&argvars[2]), 'a') != NULL)
+ append = TRUE;
+ }
+
+ /* Always open the file in binary mode, library functions have a mind of
+ * their own about CR-LF conversion. */
+ fname = get_tv_string(&argvars[1]);
+ if (*fname == NUL || (fd = mch_fopen((char *)fname,
+ append ? APPENDBIN : WRITEBIN)) == NULL)
+ {
+ EMSG2(_(e_notcreate), *fname == NUL ? (char_u *)_("<empty>") : fname);
+ ret = -1;
+ }
+ else
+ {
+ if (write_list(fd, argvars[0].vval.v_list, binary) == FAIL)
+ ret = -1;
+ fclose(fd);
+ }
+
+ rettv->vval.v_number = ret;
+}
+
+/*
+ * "xor(expr, expr)" function
+ */
+ static void
+f_xor(typval_T *argvars, typval_T *rettv)
+{
+ rettv->vval.v_number = get_tv_number_chk(&argvars[0], NULL)
+ ^ get_tv_number_chk(&argvars[1], NULL);
+}
+
+
+#endif /* FEAT_EVAL */
projects / vim / commitdiff