X-Git-Url: https://granicus.if.org/sourcecode?a=blobdiff_plain;f=src%2Finclude%2Fport.h;h=0b9dfc81e2a3d23176f90a1b52bda74a5dfea01a;hb=5b6d08cd2992922b667564a49f19580f11676050;hp=792ff28d7df01579b19d6ea445ec298a87e8861d;hpb=568b80168f1166a4f6cffad90fd030ee280519e8;p=postgresql diff --git a/src/include/port.h b/src/include/port.h index 792ff28d7d..0b9dfc81e2 100644 --- a/src/include/port.h +++ b/src/include/port.h @@ -3,32 +3,47 @@ * port.h * Header for src/port/ compatibility functions. * - * Portions Copyright (c) 1996-2006, PostgreSQL Global Development Group + * Portions Copyright (c) 1996-2013, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/port.h,v 1.98 2006/09/11 20:10:30 tgl Exp $ + * src/include/port.h * *------------------------------------------------------------------------- */ +#ifndef PG_PORT_H +#define PG_PORT_H #include #include #include +/* socket has a different definition on WIN32 */ +#ifndef WIN32 +typedef int pgsocket; + +#define PGINVALID_SOCKET (-1) +#else +typedef SOCKET pgsocket; + +#define PGINVALID_SOCKET INVALID_SOCKET +#endif + /* non-blocking */ -extern bool pg_set_noblock(int sock); -extern bool pg_set_block(int sock); +extern bool pg_set_noblock(pgsocket sock); +extern bool pg_set_block(pgsocket sock); /* Portable path handling for Unix/Win32 (in path.c) */ +extern bool has_drive_prefix(const char *filename); extern char *first_dir_separator(const char *filename); extern char *last_dir_separator(const char *filename); -extern char *first_path_separator(const char *pathlist); +extern char *first_path_var_separator(const char *pathlist); extern void join_path_components(char *ret_path, const char *head, const char *tail); extern void canonicalize_path(char *path); extern void make_native_path(char *path); extern bool path_contains_parent_reference(const char *path); +extern bool path_is_relative_and_below_cwd(const char *path); extern bool path_is_prefix_of_path(const char *path1, const char *path2); extern const char *get_progname(const char *argv0); extern void get_share_path(const char *my_exec_path, char *ret_path); @@ -40,27 +55,36 @@ extern void get_lib_path(const char *my_exec_path, char *ret_path); extern void get_pkglib_path(const char *my_exec_path, char *ret_path); extern void get_locale_path(const char *my_exec_path, char *ret_path); extern void get_doc_path(const char *my_exec_path, char *ret_path); +extern void get_html_path(const char *my_exec_path, char *ret_path); extern void get_man_path(const char *my_exec_path, char *ret_path); extern bool get_home_path(char *ret_path); extern void get_parent_directory(char *path); +/* port/dirmod.c */ +extern char **pgfnames(const char *path); +extern void pgfnames_cleanup(char **filenames); + /* * is_absolute_path * * By making this a macro we avoid needing to include path.c in libpq. */ #ifndef WIN32 +#define IS_DIR_SEP(ch) ((ch) == '/') + #define is_absolute_path(filename) \ ( \ - ((filename)[0] == '/') \ + IS_DIR_SEP((filename)[0]) \ ) #else +#define IS_DIR_SEP(ch) ((ch) == '/' || (ch) == '\\') + +/* See path_is_relative_and_below_cwd() for how we handle 'E:abc'. */ #define is_absolute_path(filename) \ ( \ - ((filename)[0] == '/') || \ - (filename)[0] == '\\' || \ - (isalpha((filename)[0]) && (filename)[1] == ':' && \ - ((filename)[2] == '\\' || (filename)[2] == '/')) \ + IS_DIR_SEP((filename)[0]) || \ + (isalpha((unsigned char) ((filename)[0])) && (filename)[1] == ':' && \ + IS_DIR_SEP((filename)[2])) \ ) #endif @@ -72,6 +96,12 @@ extern int find_my_exec(const char *argv0, char *retpath); extern int find_other_exec(const char *argv0, const char *target, const char *versionstr, char *retpath); +/* Windows security token manipulation (in exec.c) */ +#ifdef WIN32 +extern BOOL AddUserToTokenDacl(HANDLE hToken); +#endif + + #if defined(WIN32) || defined(__CYGWIN__) #define EXE ".exe" #else @@ -80,11 +110,8 @@ extern int find_other_exec(const char *argv0, const char *target, #if defined(WIN32) && !defined(__CYGWIN__) #define DEVNULL "nul" -/* "con" does not work from the Msys 1.0.10 console (part of MinGW). */ -#define DEVTTY "con" #else #define DEVNULL "/dev/null" -#define DEVTTY "/dev/tty" #endif /* @@ -95,22 +122,22 @@ extern int find_other_exec(const char *argv0, const char *target, * * Generated using Win32 "CMD /?": * - * 1. If all of the following conditions are met, then quote characters - * on the command line are preserved: + * 1. If all of the following conditions are met, then quote characters + * on the command line are preserved: * - * - no /S switch - * - exactly two quote characters - * - no special characters between the two quote characters, where special - * is one of: &<>()@^| - * - there are one or more whitespace characters between the the two quote - * characters - * - the string between the two quote characters is the name of an - * executable file. + * - no /S switch + * - exactly two quote characters + * - no special characters between the two quote characters, where special + * is one of: &<>()@^| + * - there are one or more whitespace characters between the two quote + * characters + * - the string between the two quote characters is the name of an + * executable file. * - * 2. Otherwise, old behavior is to see if the first character is a quote - * character and if so, strip the leading character and remove the last - * quote character on the command line, preserving any text after the last - * quote character. + * 2. Otherwise, old behavior is to see if the first character is a quote + * character and if so, strip the leading character and remove the last + * quote character on the command line, preserving any text after the last + * quote character. */ #if defined(WIN32) && !defined(__CYGWIN__) #define SYSTEMQUOTE "\"" @@ -126,12 +153,14 @@ extern int pg_strcasecmp(const char *s1, const char *s2); extern int pg_strncasecmp(const char *s1, const char *s2, size_t n); extern unsigned char pg_toupper(unsigned char ch); extern unsigned char pg_tolower(unsigned char ch); +extern unsigned char pg_ascii_toupper(unsigned char ch); +extern unsigned char pg_ascii_tolower(unsigned char ch); #ifdef USE_REPL_SNPRINTF /* * Versions of libintl >= 0.13 try to replace printf() and friends with - * macros to their own versions that understand the %$ format. We do the + * macros to their own versions that understand the %$ format. We do the * same, so disable their macros, if they exist. */ #ifdef vsnprintf @@ -143,6 +172,9 @@ extern unsigned char pg_tolower(unsigned char ch); #ifdef sprintf #undef sprintf #endif +#ifdef vfprintf +#undef vfprintf +#endif #ifdef fprintf #undef fprintf #endif @@ -154,19 +186,20 @@ extern int pg_vsnprintf(char *str, size_t count, const char *fmt, va_list args); extern int pg_snprintf(char *str, size_t count, const char *fmt,...) /* This extension allows gcc to check the format string */ -__attribute__((format(printf, 3, 4))); +__attribute__((format(PG_PRINTF_ATTRIBUTE, 3, 4))); extern int pg_sprintf(char *str, const char *fmt,...) /* This extension allows gcc to check the format string */ -__attribute__((format(printf, 2, 3))); +__attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 3))); +extern int pg_vfprintf(FILE *stream, const char *fmt, va_list args); extern int pg_fprintf(FILE *stream, const char *fmt,...) /* This extension allows gcc to check the format string */ -__attribute__((format(printf, 2, 3))); +__attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 3))); extern int pg_printf(const char *fmt,...) /* This extension allows gcc to check the format string */ -__attribute__((format(printf, 1, 2))); +__attribute__((format(PG_PRINTF_ATTRIBUTE, 1, 2))); /* * The GCC-specific code below prevents the __attribute__(... 'printf') @@ -177,41 +210,43 @@ __attribute__((format(printf, 1, 2))); #define vsnprintf(...) pg_vsnprintf(__VA_ARGS__) #define snprintf(...) pg_snprintf(__VA_ARGS__) #define sprintf(...) pg_sprintf(__VA_ARGS__) +#define vfprintf(...) pg_vfprintf(__VA_ARGS__) #define fprintf(...) pg_fprintf(__VA_ARGS__) #define printf(...) pg_printf(__VA_ARGS__) #else #define vsnprintf pg_vsnprintf #define snprintf pg_snprintf #define sprintf pg_sprintf +#define vfprintf pg_vfprintf #define fprintf pg_fprintf #define printf pg_printf #endif +#endif /* USE_REPL_SNPRINTF */ -#endif /* USE_REPL_SNPRINTF */ - -/* Portable prompt handling */ -extern char *simple_prompt(const char *prompt, int maxlen, bool echo); - +#if defined(WIN32) /* - * WIN32 doesn't allow descriptors returned by pipe() to be used in select(), - * so for that platform we use socket() instead of pipe(). - * There is some inconsistency here because sometimes we require pg*, like - * pgpipe, but in other cases we define rename to pgrename just on Win32. + * Versions of libintl >= 0.18? try to replace setlocale() with a macro + * to their own versions. Remove the macro, if it exists, because it + * ends up calling the wrong version when the backend and libintl use + * different versions of msvcrt. */ -#ifndef WIN32 +#if defined(setlocale) +#undef setlocale +#endif + /* - * The function prototypes are not supplied because every C file - * includes this file. + * Define our own wrapper macro around setlocale() to work around bugs in + * Windows' native setlocale() function. */ -#define pgpipe(a) pipe(a) -#define piperead(a,b,c) read(a,b,c) -#define pipewrite(a,b,c) write(a,b,c) -#else -extern int pgpipe(int handles[2]); -extern int piperead(int s, char *buf, int len); +extern char *pgwin32_setlocale(int category, const char *locale); + +#define setlocale(a,b) pgwin32_setlocale(a,b) +#endif /* WIN32 */ -#define pipewrite(a,b,c) send(a,b,c,0) +/* Portable prompt handling */ +extern char *simple_prompt(const char *prompt, int maxlen, bool echo); +#ifdef WIN32 #define PG_SIGNAL_COUNT 32 #define kill(pid,sig) pgkill(pid,sig) extern int pgkill(int pid, int sig); @@ -230,8 +265,7 @@ extern int pclose_check(FILE *stream); #if defined(WIN32) || defined(__CYGWIN__) /* - * Win32 doesn't have reliable rename/unlink during concurrent access, - * and we need special code to do symlinks. + * Win32 doesn't have reliable rename/unlink during concurrent access. */ extern int pgrename(const char *from, const char *to); extern int pgunlink(const char *path); @@ -243,46 +277,72 @@ extern int pgunlink(const char *path); #define rename(from, to) pgrename(from, to) #define unlink(path) pgunlink(path) +#endif /* defined(WIN32) || defined(__CYGWIN__) */ /* + * Win32 also doesn't have symlinks, but we can emulate them with + * junction points on newer Win32 versions. + * * Cygwin has its own symlinks which work on Win95/98/ME where - * junction points don't, so use it instead. We have no way of + * junction points don't, so use those instead. We have no way of * knowing what type of system Cygwin binaries will be run on. * Note: Some CYGWIN includes might #define WIN32. */ #if defined(WIN32) && !defined(__CYGWIN__) extern int pgsymlink(const char *oldpath, const char *newpath); +extern int pgreadlink(const char *path, char *buf, size_t size); +extern bool pgwin32_is_junction(char *path); #define symlink(oldpath, newpath) pgsymlink(oldpath, newpath) +#define readlink(path, buf, size) pgreadlink(path, buf, size) #endif -#endif /* defined(WIN32) || defined(__CYGWIN__) */ -extern void copydir(char *fromdir, char *todir, bool recurse); +extern bool rmtree(const char *path, bool rmtopdir); + +/* + * stat() is not guaranteed to set the st_size field on win32, so we + * redefine it to our own implementation that is. + * + * We must pull in sys/stat.h here so the system header definition + * goes in first, and we redefine that, and not the other way around. + * + * Some frontends don't need the size from stat, so if UNSAFE_STAT_OK + * is defined we don't bother with this. + */ +#if defined(WIN32) && !defined(__CYGWIN__) && !defined(UNSAFE_STAT_OK) +#include +extern int pgwin32_safestat(const char *path, struct stat * buf); -extern bool rmtree(char *path, bool rmtopdir); +#define stat(a,b) pgwin32_safestat(a,b) +#endif #if defined(WIN32) && !defined(__CYGWIN__) -/* open() and fopen() replacements to allow deletion of open files and +/* + * open() and fopen() replacements to allow deletion of open files and * passing of other special options. */ +#define O_DIRECT 0x80000000 extern int pgwin32_open(const char *, int,...); extern FILE *pgwin32_fopen(const char *, const char *); #ifndef FRONTEND -#define open(a,b,c) pgwin32_open(a,b,c) +#define open(a,b,c) pgwin32_open(a,b,c) #define fopen(a,b) pgwin32_fopen(a,b) #endif +#ifndef popen #define popen(a,b) _popen(a,b) +#endif +#ifndef pclose #define pclose(a) _pclose(a) +#endif -/* Missing rand functions */ -extern long lrand48(void); -extern void srand48(long seed); - +/* New versions of MingW have gettimeofday, old mingw and msvc don't */ +#ifndef HAVE_GETTIMEOFDAY /* Last parameter not used */ extern int gettimeofday(struct timeval * tp, struct timezone * tzp); +#endif #else /* !WIN32 */ /* @@ -300,10 +360,22 @@ extern int gettimeofday(struct timeval * tp, struct timezone * tzp); extern char *crypt(const char *key, const char *setting); #endif -#if defined(bsdi) || defined(netbsd) +/* WIN32 handled in port/win32.h */ +#ifndef WIN32 +#define pgoff_t off_t +#ifdef __NetBSD__ extern int fseeko(FILE *stream, off_t offset, int whence); extern off_t ftello(FILE *stream); #endif +#endif + +extern double pg_erand48(unsigned short xseed[3]); +extern long pg_lrand48(void); +extern void pg_srand48(long seed); + +#ifndef HAVE_FLS +extern int fls(int mask); +#endif #ifndef HAVE_FSEEKO #define fseeko(a, b, c) fseek(a, b, c) @@ -314,6 +386,10 @@ extern off_t ftello(FILE *stream); extern int getopt(int nargc, char *const * nargv, const char *ostr); #endif +#if !defined(HAVE_GETPEEREID) && !defined(WIN32) +extern int getpeereid(int sock, uid_t *uid, gid_t *gid); +#endif + #ifndef HAVE_ISINF extern int isinf(double x); #endif @@ -328,11 +404,20 @@ extern double rint(double x); extern int inet_aton(const char *cp, struct in_addr * addr); #endif -#ifndef HAVE_STRDUP -extern char *strdup(char const *); +#ifndef HAVE_ASPRINTF +extern int asprintf(char **ret, const char *fmt, ...) __attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 3))); +extern int vasprintf(char **ret, const char *fmt, va_list ap) __attribute__((format(PG_PRINTF_ATTRIBUTE, 2, 0))); +#endif + +#if !HAVE_DECL_STRLCAT +extern size_t strlcat(char *dst, const char *src, size_t siz); #endif -#ifndef HAVE_RANDOM +#if !HAVE_DECL_STRLCPY +extern size_t strlcpy(char *dst, const char *src, size_t siz); +#endif + +#if !defined(HAVE_RANDOM) && !defined(__BORLANDC__) extern long random(void); #endif @@ -357,3 +442,43 @@ extern int pqGethostbyname(const char *name, char *buffer, size_t buflen, struct hostent ** result, int *herrno); + +extern void pg_qsort(void *base, size_t nel, size_t elsize, + int (*cmp) (const void *, const void *)); +extern int pg_qsort_strcmp(const void *a, const void *b); + +#define qsort(a,b,c,d) pg_qsort(a,b,c,d) + +typedef int (*qsort_arg_comparator) (const void *a, const void *b, void *arg); + +extern void qsort_arg(void *base, size_t nel, size_t elsize, + qsort_arg_comparator cmp, void *arg); + +/* port/chklocale.c */ +extern int pg_get_encoding_from_locale(const char *ctype, bool write_message); + +#if defined(WIN32) && !defined(FRONTEND) +extern int pg_codepage_to_encoding(UINT cp); +#endif + +/* port/inet_net_ntop.c */ +extern char *inet_net_ntop(int af, const void *src, int bits, + char *dst, size_t size); + +/* port/pgcheckdir.c */ +extern int pg_check_dir(const char *dir); + +/* port/pgmkdirp.c */ +extern int pg_mkdir_p(char *path, int omode); + +/* port/pqsignal.c */ +typedef void (*pqsigfunc) (int signo); +extern pqsigfunc pqsignal(int signo, pqsigfunc func); + +/* port/quotes.c */ +extern char *escape_single_quotes_ascii(const char *src); + +/* port/wait_error.c */ +extern char *wait_result_to_str(int exit_status); + +#endif /* PG_PORT_H */