updated for version 7.4.515

Problem:    In a help buffer the global 'foldmethod' is used.  (Paul Marshall)
Solution:   Reset 'foldmethod' when starting to edit a help file.  Move the
            code to a separate function.

diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index b8076fc37b2d689d5fb39f0012185e3cf1a1bbbc..1114f85345130e6df2d08919527ce2d7192d994c 100644 (file)
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -34,6 +34,7 @@ static int
     _RTLENTRYF
 #endif
        help_compare __ARGS((const void *s1, const void *s2));
+static void prepare_help_buffer __ARGS((void));
 
 /*
  * ":ascii" and "ga".
@@ -3531,71 +3532,15 @@ do_ecmd(fnum, ffname, sfname, eap, newlnum, flags, oldwin)
        oldbuf = (flags & ECMD_OLDBUF);
     }
 
-    if ((flags & ECMD_SET_HELP) || keep_help_flag)
-    {
-       char_u  *p;
-
-       curbuf->b_help = TRUE;
-#ifdef FEAT_QUICKFIX
-       set_string_option_direct((char_u *)"buftype", -1,
-                                    (char_u *)"help", OPT_FREE|OPT_LOCAL, 0);
-#endif
-
-       /*
-        * Always set these options after jumping to a help tag, because the
-        * user may have an autocommand that gets in the way.
-        * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and
-        * latin1 word characters (for translated help files).
-        * Only set it when needed, buf_init_chartab() is some work.
-        */
-       p =
-#ifdef EBCDIC
-               (char_u *)"65-255,^*,^|,^\"";
-#else
-               (char_u *)"!-~,^*,^|,^\",192-255";
-#endif
-       if (STRCMP(curbuf->b_p_isk, p) != 0)
-       {
-           set_string_option_direct((char_u *)"isk", -1, p,
-                                                      OPT_FREE|OPT_LOCAL, 0);
-           check_buf_options(curbuf);
-           (void)buf_init_chartab(curbuf, FALSE);
-       }
-
-       curbuf->b_p_ts = 8;             /* 'tabstop' is 8 */
-       curwin->w_p_list = FALSE;       /* no list mode */
-
-       curbuf->b_p_ma = FALSE;         /* not modifiable */
-       curbuf->b_p_bin = FALSE;        /* reset 'bin' before reading file */
-       curwin->w_p_nu = 0;             /* no line numbers */
-       curwin->w_p_rnu = 0;            /* no relative line numbers */
-       RESET_BINDING(curwin);          /* no scroll or cursor binding */
-#ifdef FEAT_ARABIC
-       curwin->w_p_arab = FALSE;       /* no arabic mode */
-#endif
-#ifdef FEAT_RIGHTLEFT
-       curwin->w_p_rl  = FALSE;        /* help window is left-to-right */
-#endif
-#ifdef FEAT_FOLDING
-       curwin->w_p_fen = FALSE;        /* No folding in the help window */
-#endif
-#ifdef FEAT_DIFF
-       curwin->w_p_diff = FALSE;       /* No 'diff' */
-#endif
-#ifdef FEAT_SPELL
-       curwin->w_p_spell = FALSE;      /* No spell checking */
-#endif
-
 #ifdef FEAT_AUTOCMD
-       buf = curbuf;
+    buf = curbuf;
 #endif
-       set_buflisted(FALSE);
+    if ((flags & ECMD_SET_HELP) || keep_help_flag)
+    {
+       prepare_help_buffer();
     }
     else
     {
-#ifdef FEAT_AUTOCMD
-       buf = curbuf;
-#endif
        /* Don't make a buffer listed if it's a help buffer.  Useful when
         * using CTRL-O to go back to a help file. */
        if (!curbuf->b_help)
@@ -6221,6 +6166,71 @@ find_help_tags(arg, num_matches, matches, keep_lang)
     return OK;
 }
 
+/*
+ * Called when starting to edit a buffer for a help file.
+ */
+    static void
+prepare_help_buffer()
+{
+    char_u     *p;
+
+    curbuf->b_help = TRUE;
+#ifdef FEAT_QUICKFIX
+    set_string_option_direct((char_u *)"buftype", -1,
+                                    (char_u *)"help", OPT_FREE|OPT_LOCAL, 0);
+#endif
+
+    /*
+     * Always set these options after jumping to a help tag, because the
+     * user may have an autocommand that gets in the way.
+     * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and
+     * latin1 word characters (for translated help files).
+     * Only set it when needed, buf_init_chartab() is some work.
+     */
+    p =
+#ifdef EBCDIC
+           (char_u *)"65-255,^*,^|,^\"";
+#else
+           (char_u *)"!-~,^*,^|,^\",192-255";
+#endif
+    if (STRCMP(curbuf->b_p_isk, p) != 0)
+    {
+       set_string_option_direct((char_u *)"isk", -1, p, OPT_FREE|OPT_LOCAL, 0);
+       check_buf_options(curbuf);
+       (void)buf_init_chartab(curbuf, FALSE);
+    }
+
+    /* Don't use the global foldmethod.*/
+    set_string_option_direct((char_u *)"fdm", -1, (char_u *)"manual",
+                                                      OPT_FREE|OPT_LOCAL, 0);
+
+    curbuf->b_p_ts = 8;                /* 'tabstop' is 8 */
+    curwin->w_p_list = FALSE;  /* no list mode */
+
+    curbuf->b_p_ma = FALSE;            /* not modifiable */
+    curbuf->b_p_bin = FALSE;   /* reset 'bin' before reading file */
+    curwin->w_p_nu = 0;                /* no line numbers */
+    curwin->w_p_rnu = 0;               /* no relative line numbers */
+    RESET_BINDING(curwin);             /* no scroll or cursor binding */
+#ifdef FEAT_ARABIC
+    curwin->w_p_arab = FALSE;  /* no arabic mode */
+#endif
+#ifdef FEAT_RIGHTLEFT
+    curwin->w_p_rl  = FALSE;   /* help window is left-to-right */
+#endif
+#ifdef FEAT_FOLDING
+    curwin->w_p_fen = FALSE;   /* No folding in the help window */
+#endif
+#ifdef FEAT_DIFF
+    curwin->w_p_diff = FALSE;  /* No 'diff' */
+#endif
+#ifdef FEAT_SPELL
+    curwin->w_p_spell = FALSE; /* No spell checking */
+#endif
+
+    set_buflisted(FALSE);
+}
+
 /*
  * After reading a help file: May cleanup a help buffer when syntax
  * highlighting is not used.

diff --git a/src/version.c b/src/version.c
index 5ca2f2723c021877793efd3e7809b2a5e5317aa2..2f524c85d6f9704fed0411a067722e1f932b5ff7 100644 (file)
--- a/src/version.c
+++ b/src/version.c
@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    515,
 /**/
     514,
 /**/