Merge remote-tracking branch 'origin/released'

* origin/released:
  fontconfig libX11 mesa pixman git update 10 dec 2012

Conflicts:
	fontconfig/src/fcxml.c

9 files changed, 82 insertions, 27 deletions

diff --git a/fontconfig/conf.d/50-user.conf b/fontconfig/conf.d/50-user.conf
index 2f1040898..07c9182e7 100644
--- a/fontconfig/conf.d/50-user.conf
+++ b/fontconfig/conf.d/50-user.conf
@@ -1,7 +1,12 @@
 <?xml version="1.0"?>
 <!DOCTYPE fontconfig SYSTEM "fonts.dtd">
 <fontconfig>
-	<!-- Load per-user customization file -->
+	<!--
+	    Load per-user customization files where stored on XDG Base Directory
+	    specification compliant places. it should be usually:
+	      $HOME/.config/fontconfig/conf.d
+	      $HOME/.config/fontconfig/fonts.conf
+	-->
 	<include ignore_missing="yes" prefix="xdg">fontconfig/conf.d</include>
 	<include ignore_missing="yes" prefix="xdg">fontconfig/fonts.conf</include>
 	<!-- the following elements will be removed in the future -->
diff --git a/fontconfig/configure.ac b/fontconfig/configure.ac
index 6d5ce7e77..5657bb5d1 100644
--- a/fontconfig/configure.ac
+++ b/fontconfig/configure.ac
@@ -137,7 +137,7 @@ AC_TYPE_PID_T
 # Checks for library functions.
 AC_FUNC_VPRINTF
 AC_FUNC_MMAP
-AC_CHECK_FUNCS([geteuid getuid link memmove memset mkstemp strchr strrchr strtol getopt getopt_long sysconf ftruncate chsize rand random lrand48 random_r rand_r regcomp regerror regexec regfree fstatvfs fstatfs])
+AC_CHECK_FUNCS([geteuid getuid link memmove memset mkstemp strchr strrchr strtol getopt getopt_long sysconf ftruncate chsize rand random lrand48 random_r rand_r regcomp regerror regexec regfree fstatvfs fstatfs lstat])
 
 dnl AC_CHECK_FUNCS doesn't check for header files.
 dnl posix_fadvise() may be not available in older libc.
diff --git a/fontconfig/src/fccfg.c b/fontconfig/src/fccfg.c
index d3752e552..45b486945 100644
--- a/fontconfig/src/fccfg.c
+++ b/fontconfig/src/fccfg.c
@@ -1743,6 +1743,8 @@ FcConfigFileExists (const FcChar8 *dir, const FcChar8 *file)
 #else
     if ((!path[0] || path[strlen((char *) path)-1] != '/') && file[0] != '/')
 	strcat ((char *) path, "/");
+    else
+	osize--;
 #endif
     strcat ((char *) path, (char *) file);
 
diff --git a/fontconfig/src/fcdir.c b/fontconfig/src/fcdir.c
index 2b476e8b9..6869ea179 100644
--- a/fontconfig/src/fcdir.c
+++ b/fontconfig/src/fcdir.c
@@ -35,6 +35,20 @@ FcFileIsDir (const FcChar8 *file)
     return S_ISDIR(statb.st_mode);
 }
 
+FcBool
+FcFileIsLink (const FcChar8 *file)
+{
+#if HAVE_LSTAT
+    struct stat statb;
+
+    if (lstat ((const char *)file, &statb) != 0)
+	return FcFalse;
+    return S_ISLNK (statb.st_mode);
+#else
+    return FcFalse;
+#endif
+}
+
 static FcBool
 FcFileScanFontConfig (FcFontSet		*set,
 		      FcBlanks		*blanks,
diff --git a/fontconfig/src/fcinit.c b/fontconfig/src/fcinit.c
index ab6401215..606483d8d 100644
--- a/fontconfig/src/fcinit.c
+++ b/fontconfig/src/fcinit.c
@@ -72,7 +72,7 @@ FcInitLoadConfig (void)
 
     if (config->cacheDirs && config->cacheDirs->num == 0)
     {
-	FcChar8 *prefix;
+	FcChar8 *prefix, *p;
 	size_t plen;
 
 	fprintf (stderr,
@@ -81,12 +81,15 @@ FcInitLoadConfig (void)
 		 "Fontconfig warning: adding <cachedir>%s</cachedir>\n",
 		 FC_CACHEDIR);
 	prefix = FcConfigXdgCacheHome ();
-	plen = prefix ? strlen ((const char *)prefix) : 0;
 	if (!prefix)
 	    goto bail;
-	prefix = realloc (prefix, plen + 12);
-	if (!prefix)
+	plen = strlen ((const char *)prefix);
+	p = realloc (prefix, plen + 12);
+	if (!p)
 	    goto bail;
+	prefix = p;
+	FcMemFree (FC_MEM_STRING, plen + 1);
+	FcMemAlloc (FC_MEM_STRING, plen + 12);
 	memcpy (&prefix[plen], FC_DIR_SEPARATOR_S "fontconfig", 11);
 	prefix[plen + 11] = 0;
 	fprintf (stderr,
@@ -98,11 +101,12 @@ FcInitLoadConfig (void)
 	  bail:
 	    fprintf (stderr,
 		     "Fontconfig error: out of memory");
-	    free (prefix);
+	    if (prefix)
+		FcStrFree (prefix);
 	    FcConfigDestroy (config);
 	    return FcInitFallbackConfig ();
 	}
-	free (prefix);
+	FcStrFree (prefix);
     }
 
     return config;
diff --git a/fontconfig/src/fcint.h b/fontconfig/src/fcint.h
index 7125f2e5e..87c7b9a9f 100644
--- a/fontconfig/src/fcint.h
+++ b/fontconfig/src/fcint.h
@@ -764,6 +764,9 @@ FcGetDefaultLang (void);
 /* fcdir.c */
 
 FcPrivate FcBool
+FcFileIsLink (const FcChar8 *file);
+
+FcPrivate FcBool
 FcFileScanConfig (FcFontSet	*set,
 		  FcStrSet	*dirs,
 		  FcBlanks	*blanks,
diff --git a/fontconfig/src/fclang.c b/fontconfig/src/fclang.c
index b7e70fcfb..65d22a932 100644
--- a/fontconfig/src/fclang.c
+++ b/fontconfig/src/fclang.c
@@ -182,7 +182,7 @@ FcLangNormalize (const FcChar8 *lang)
 {
     FcChar8 *result = NULL, *s, *orig;
     char *territory, *encoding, *modifier;
-    size_t llen, tlen = 0, mlen = 0;
+    size_t llen, tlen = 0, mlen = 0, ssize;
 
     if (!lang || !*lang)
 	return NULL;
@@ -197,6 +197,10 @@ FcLangNormalize (const FcChar8 *lang)
     s = FcStrCopy (lang);
     if (!s)
 	goto bail;
+    /* store the original length of 's' here to let FcMemFree know
+     * the correct size since we breaks 's' from now on.
+     */
+    ssize = strlen ((const char *)s) + 1;
 
     /* from the comments in glibc:
      *
@@ -282,6 +286,11 @@ FcLangNormalize (const FcChar8 *lang)
 	else
 	{
 	    result = s;
+	    /* we'll miss the opportunity to reduce the correct size
+	     * of the allocated memory for the string after that.
+	     */
+	    FcMemFree (FC_MEM_STRING, ssize);
+	    FcMemAlloc (FC_MEM_STRING, strlen((const char *)s) + 1);
 	    s = NULL;
 	    goto bail1;
 	}
@@ -295,6 +304,11 @@ FcLangNormalize (const FcChar8 *lang)
 	else
 	{
 	    result = s;
+	    /* we'll miss the opportunity to reduce the correct size
+	     * of the allocated memory for the string after that.
+	     */
+	    FcMemFree (FC_MEM_STRING, ssize);
+	    FcMemAlloc (FC_MEM_STRING, strlen((const char *)s) + 1);
 	    s = NULL;
 	    goto bail1;
 	}
@@ -312,14 +326,22 @@ FcLangNormalize (const FcChar8 *lang)
     else
     {
 	result = s;
+	/* we'll miss the opportunity to reduce the correct size
+	 * of the allocated memory for the string after that.
+	 */
+	FcMemFree (FC_MEM_STRING, ssize);
+	FcMemAlloc (FC_MEM_STRING, strlen((const char *)s) + 1);
 	s = NULL;
     }
   bail1:
     if (orig)
-	free (orig);
+	FcStrFree (orig);
   bail0:
     if (s)
+    {
 	free (s);
+	FcMemFree (FC_MEM_STRING, ssize);
+    }
   bail:
     if (FcDebug () & FC_DBG_LANGSET)
     {
diff --git a/fontconfig/src/fcstr.c b/fontconfig/src/fcstr.c
index 037960d2f..99b59da0a 100644
--- a/fontconfig/src/fcstr.c
+++ b/fontconfig/src/fcstr.c
@@ -38,7 +38,6 @@ FcStrCopy (const FcChar8 *s)
 {
     int     len;
     FcChar8 *r;
-
     if (!s)
 	return 0;
     len = strlen ((char *) s) + 1;
@@ -1204,7 +1203,7 @@ FcStrSetAddLangs (FcStrSet *strs, const char *languages)
 	    if (normalized_lang)
 	    {
 		FcStrSetAdd (strs, normalized_lang);
-		free (normalized_lang);
+		FcStrFree (normalized_lang);
 		ret = FcTrue;
 	    }
 	}
@@ -1216,7 +1215,7 @@ FcStrSetAddLangs (FcStrSet *strs, const char *languages)
 	if (normalized_lang)
 	{
 	    FcStrSetAdd (strs, normalized_lang);
-	    free (normalized_lang);
+	    FcStrFree (normalized_lang);
 	    ret = FcTrue;
 	}
     }
diff --git a/fontconfig/src/fcxml.c b/fontconfig/src/fcxml.c
index 7d1d6f1ad..0c8c80561 100644..100755
--- a/fontconfig/src/fcxml.c
+++ b/fontconfig/src/fcxml.c
@@ -1850,7 +1850,7 @@ FcParseDir (FcConfigParse *parse)
 {
     const FcChar8 *attr;
     FcChar8 *data;
-    FcChar8 *prefix = NULL;
+    FcChar8 *prefix = NULL, *p;
 #ifdef _WIN32
     FcChar8         buffer[1000];
 #endif
@@ -1869,13 +1869,14 @@ FcParseDir (FcConfigParse *parse)
 	size_t plen = strlen ((const char *)prefix);
 	size_t dlen = strlen ((const char *)data);
 
-	FcMemFree (FC_MEM_STRING, plen + 1);
-	prefix = realloc (prefix, plen + 1 + dlen + 1);
-	if (!prefix)
+	p = realloc (prefix, plen + 1 + dlen + 1);
+	if (!p)
 	{
 	    FcConfigMessage (parse, FcSevereError, "out of memory");
 	    goto bail;
 	}
+	prefix = p;
+	FcMemFree (FC_MEM_STRING, plen + 1);
 	FcMemAlloc (FC_MEM_STRING, plen + 1 + dlen + 1);
 	prefix[plen] = FC_DIR_SEPARATOR;
 	memcpy (&prefix[plen + 1], data, dlen);
@@ -1948,7 +1949,7 @@ static void
 FcParseCacheDir (FcConfigParse *parse)
 {
     const FcChar8 *attr;
-    FcChar8 *prefix = NULL, *data;
+    FcChar8 *prefix = NULL, *p, *data;
 
     attr = FcConfigGetAttribute (parse, "prefix");
     if (attr && FcStrCmp (attr, (const FcChar8 *)"xdg") == 0)
@@ -1964,13 +1965,15 @@ FcParseCacheDir (FcConfigParse *parse)
 	size_t plen = strlen ((const char *)prefix);
 	size_t dlen = strlen ((const char *)data);
 
-	FcMemFree (FC_MEM_STRING, plen + 1);
-	prefix = realloc (prefix, plen + 1 + dlen + 1);
-	if (!prefix)
+	p = realloc (prefix, plen + 1 + dlen + 1);
+	if (!p)
 	{
 	    FcConfigMessage (parse, FcSevereError, "out of memory");
+	    data = prefix;
 	    goto bail;
 	}
+	prefix = p;
+	FcMemFree (FC_MEM_STRING, plen + 1);
 	FcMemAlloc (FC_MEM_STRING, plen + 1 + dlen + 1);
 	prefix[plen] = FC_DIR_SEPARATOR;
 	memcpy (&prefix[plen + 1], data, dlen);
@@ -2044,7 +2047,7 @@ FcParseInclude (FcConfigParse *parse)
     const FcChar8   *attr;
     FcBool	    ignore_missing = FcFalse;
     FcBool	    deprecated = FcFalse;
-    FcChar8	    *prefix = NULL;
+    FcChar8	    *prefix = NULL, *p;
 
     s = FcStrBufDoneStatic (&parse->pstack->str);
     if (!s)
@@ -2066,13 +2069,14 @@ FcParseInclude (FcConfigParse *parse)
 	size_t plen = strlen ((const char *)prefix);
 	size_t dlen = strlen ((const char *)s);
 
-	FcMemFree (FC_MEM_STRING, plen + 1);
-	prefix = realloc (prefix, plen + 1 + dlen + 1);
-	if (!prefix)
+	p = realloc (prefix, plen + 1 + dlen + 1);
+	if (!p)
 	{
 	    FcConfigMessage (parse, FcSevereError, "out of memory");
 	    goto bail;
 	}
+	prefix = p;
+	FcMemFree (FC_MEM_STRING, plen + 1);
 	FcMemAlloc (FC_MEM_STRING, plen + 1 + dlen + 1);
 	prefix[plen] = FC_DIR_SEPARATOR;
 	memcpy (&prefix[plen + 1], s, dlen);
@@ -2086,8 +2090,10 @@ FcParseInclude (FcConfigParse *parse)
         FcChar8 *filename;
 
         filename = FcConfigFilename(s);
-        if ((deprecated == FcTrue) && filename)
-        {
+	if (deprecated == FcTrue &&
+	    filename != NULL &&
+	    !FcFileIsLink (filename))
+	{
             FcConfigMessage (parse, FcSevereWarning, "reading configurations from %s is deprecated.", s);
         }
         if(filename)