From 706cdebcf8705be594101c26f44fa15fed80fbcb Mon Sep 17 00:00:00 2001
From: Bram Moolenaar <Bram@vim.org>
Date: Sun, 6 May 2007 21:55:31 +0000
Subject: updated for version 7.1a-001

---
 src/buffer.c  | 12 +++++++-----
 src/ex_cmds.c | 13 +++++++++++++
 src/spell.c   | 39 +++++++++++++++++++++++++++++++++++----
 src/version.c |  2 ++
 4 files changed, 57 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/buffer.c b/src/buffer.c
index 020e7e5d8..5df085769 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -1426,6 +1426,13 @@ enter_buffer(buf)
     if (curbuf->b_kmap_state & KEYMAP_INIT)
 	keymap_init();
 #endif
+#ifdef FEAT_SPELL
+    /* May need to set the spell language.  Can only do this after the buffer
+     * has been properly setup. */
+    if (!curbuf->b_help && curwin->w_p_spell && *curbuf->b_p_spl != NUL)
+	did_set_spelllang(curbuf);
+#endif
+
     redraw_later(NOT_VALID);
 }
 
@@ -2415,11 +2422,6 @@ get_winopts(buf)
     if (p_fdls >= 0)
 	curwin->w_p_fdl = p_fdls;
 #endif
-
-#ifdef FEAT_SPELL
-    if (curwin->w_p_spell && *buf->b_p_spl != NUL)
-	did_set_spelllang(buf);
-#endif
 }
 
 /*
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index ffd90a137..d99353b07 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -3088,6 +3088,9 @@ do_ecmd(fnum, ffname, sfname, eap, newlnum, flags)
     char_u	*cp;
 #endif
     char_u	*command = NULL;
+#ifdef FEAT_SPELL
+    int		did_get_winopts = FALSE;
+#endif
 
     if (eap != NULL)
 	command = eap->do_ecmd_cmd;
@@ -3365,6 +3368,9 @@ do_ecmd(fnum, ffname, sfname, eap, newlnum, flags)
 		 * before, reset the local window options to the global
 		 * values.  Also restores old folding stuff. */
 		get_winopts(buf);
+#ifdef FEAT_SPELL
+		did_get_winopts = TRUE;
+#endif
 
 #ifdef FEAT_AUTOCMD
 	    }
@@ -3640,6 +3646,13 @@ do_ecmd(fnum, ffname, sfname, eap, newlnum, flags)
     }
 #endif
 
+#ifdef FEAT_SPELL
+    /* If the window options were changed may need to set the spell language.
+     * Can only do this after the buffer has been properly setup. */
+    if (did_get_winopts && curwin->w_p_spell && *buf->b_p_spl != NUL)
+	did_set_spelllang(buf);
+#endif
+
     if (command == NULL)
     {
 	if (newcol >= 0)	/* position set by autocommands */
diff --git a/src/spell.c b/src/spell.c
index 43b67f5ba..e39381716 100644
--- a/src/spell.c
+++ b/src/spell.c
@@ -4105,12 +4105,28 @@ did_set_spelllang(buf)
     int		nobreak = FALSE;
     int		i, j;
     langp_T	*lp, *lp2;
+    static int	recursive = FALSE;
+    char_u	*ret_msg = NULL;
+    char_u	*spl_copy;
+
+    /* We don't want to do this recursively.  May happen when a language is
+     * not available and the SpellFileMissing autocommand opens a new buffer
+     * in which 'spell' is set. */
+    if (recursive)
+	return NULL;
+    recursive = TRUE;
 
     ga_init2(&ga, sizeof(langp_T), 2);
     clear_midword(buf);
 
+    /* Make a copy of 'spellang', the SpellFileMissing autocommands may change
+     * it under our fingers. */
+    spl_copy = vim_strsave(buf->b_p_spl);
+    if (spl_copy == NULL)
+	goto theend;
+
     /* loop over comma separated language names. */
-    for (splp = buf->b_p_spl; *splp != NUL; )
+    for (splp = spl_copy; *splp != NUL; )
     {
 	/* Get one language name. */
 	copy_option_part(&splp, lang, MAXWLEN, ",");
@@ -4176,7 +4192,18 @@ did_set_spelllang(buf)
 	    if (filename)
 		(void)spell_load_file(lang, lang, NULL, FALSE);
 	    else
+	    {
 		spell_load_lang(lang);
+#ifdef FEAT_AUTOCMD
+		/* SpellFileMissing autocommands may do anything, including
+		 * destroying the buffer we are using... */
+		if (!buf_valid(buf))
+		{
+		    ret_msg = (char_u *)"E797: SpellFileMissing autocommand deleted buffer";
+		    goto theend;
+		}
+#endif
+	    }
 	}
 
 	/*
@@ -4215,7 +4242,8 @@ did_set_spelllang(buf)
 		    if (ga_grow(&ga, 1) == FAIL)
 		    {
 			ga_clear(&ga);
-			return e_outofmem;
+			ret_msg = e_outofmem;
+			goto theend;
 		    }
 		    LANGP_ENTRY(ga, ga.ga_len)->lp_slang = slang;
 		    LANGP_ENTRY(ga, ga.ga_len)->lp_region = region_mask;
@@ -4231,7 +4259,7 @@ did_set_spelllang(buf)
      * round 1: load first name in 'spellfile'.
      * round 2: load second name in 'spellfile.
      * etc. */
-    spf = curbuf->b_p_spf;
+    spf = buf->b_p_spf;
     for (round = 0; round == 0 || *spf != NUL; ++round)
     {
 	if (round == 0)
@@ -4357,7 +4385,10 @@ did_set_spelllang(buf)
 	    }
     }
 
-    return NULL;
+theend:
+    vim_free(spl_copy);
+    recursive = FALSE;
+    return ret_msg;
 }
 
 /*
diff --git a/src/version.c b/src/version.c
index ddee2077e..c0f9b4b69 100644
--- a/src/version.c
+++ b/src/version.c
@@ -666,6 +666,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1,
 /**/
     0
 };
-- 
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