Revert ABI changes from version 2.3

Accidental ABI changes and additions were discovered by looking at the
differences in fontconfig.h. All of those have been reverted.

fc-cache/fc-cache.c

@@ -227,7 +227,7 @@ scanDirs (FcStrList *list, FcConfig *config, char *program, FcBool force, FcBool
 	    FcDirCacheUnlink (dir, config);
 
 	if (!force)
-	    was_valid = FcDirCacheValid (dir, config);
+	    was_valid = FcDirCacheValid (dir);
 	
 	if (!FcDirScanConfig (set, subdirs, FcConfigGetBlanks (config), dir, force, config))
 	{
@@ -249,7 +249,7 @@ scanDirs (FcStrList *list, FcConfig *config, char *program, FcBool force, FcBool
 		printf ("caching, %d fonts, %d dirs\n", 
 			set->nfont, nsubdirs (subdirs));
 
-	    if (!FcDirCacheValid (dir, config))
+	    if (!FcDirCacheValid (dir))
 	    {
 		fprintf (stderr, "%s: failed to write cache\n", dir);
 		(void) FcDirCacheUnlink (dir, config);

fc-list/fc-list.c

@@ -150,7 +150,7 @@ main (int argc, char **argv)
 	    FcChar8 *font;
 	    FcChar8 *file;
 
-	    font = FcNameUnparseEscaped (fs->fonts[j], FcFalse);
+	    font = FcNameUnparse (fs->fonts[j]);
 	    if (FcPatternGetString (fs->fonts[j], FC_FILE, 0, &file) == FcResultMatch)
 		printf ("%s: ", file);
 	    printf ("%s\n", font);

fontconfig/fontconfig.h

@@ -211,15 +211,15 @@ typedef struct _FcLangSet   FcLangSet;
 typedef struct _FcValue {
     FcType	type;
     union {
-	const FcChar8  *s;
+	const FcChar8	*s;
 	int		i;
 	FcBool		b;
 	double		d;
-	const FcMatrix  *m;
+	const FcMatrix	*m;
-	const FcCharSet *c;
+	const FcCharSet	*c;
 	void		*f;
 	const FcPattern	*p;
-	const FcLangSet *l;
+	const FcLangSet	*l;
     } u;
 } FcValue;
 
@@ -273,13 +273,7 @@ typedef struct _FcStrSet    FcStrSet;
 _FCFUNCPROTOBEGIN
 
 FcBool
-FcDirCacheValid (const FcChar8 *cache_file, FcConfig *config);
+FcDirCacheValid (const FcChar8 *cache_file);
-
-FcBool
-FcDirCacheHasCurrentArch (const FcChar8 *dir, FcConfig *config);
-
-FcBool
-FcDirCacheUnlink (const FcChar8 *dir, FcConfig *config);
 
 /* fcblanks.c */
 FcBlanks *
@@ -325,10 +319,6 @@ FcConfigBuildFonts (FcConfig *config);
 FcStrList *
 FcConfigGetFontDirs (FcConfig   *config);
 
-const FcChar8 *
-FcConfigNormalizeFontDir (FcConfig  	*config, 
-			  const FcChar8 *d);
-
 FcStrList *
 FcConfigGetConfigDirs (FcConfig   *config);
 
@@ -665,9 +655,6 @@ FcNameParse (const FcChar8 *name);
 FcChar8 *
 FcNameUnparse (FcPattern *pat);
 
-FcChar8 *
-FcNameUnparseEscaped (FcPattern *pat, FcBool escape);
-
 /* fcpat.c */
 FcPattern *
 FcPatternCreate (void);

src/fccache.c

@@ -379,12 +379,24 @@ FcDirCacheValidate (int fd, off_t size, void *closure)
     return ret;
 }
 
-FcBool
+static FcBool
-FcDirCacheValid (const FcChar8 *dir, FcConfig *config)
+FcDirCacheValidConfig (const FcChar8 *dir, FcConfig *config)
 {
     return FcDirCacheProcess (config, dir, FcDirCacheValidate, NULL, NULL);
 }
 
+FcBool
+FcDirCacheValid (const FcChar8 *dir)
+{
+    FcConfig	*config;
+    
+    config = FcConfigGetCurrent ();
+    if (!config)
+        return FcFalse;
+
+    return FcDirCacheValidConfig (dir, config);
+}
+
 void
 FcDirCacheUnmap (FcCache *cache)
 {

src/fcint.h

@@ -512,6 +512,9 @@ FcDirCacheMap (const FcChar8 *dir, FcConfig *config, FcChar8 **cache_file);
 FcBool
 FcDirCacheLoad (int fd, off_t size, void *closure);
     
+FcBool
+FcDirCacheUnlink (const FcChar8 *dir, FcConfig *config);
+
 /* fccfg.c */
 
 FcBool
@@ -803,6 +806,9 @@ FcNameParseLangSet (const FcChar8 *string);
 FcBool
 FcNameUnparseLangSet (FcStrBuf *buf, const FcLangSet *ls);
 
+FcChar8 *
+FcNameUnparseEscaped (FcPattern *pat, FcBool escape);
+
 /* fclist.c */
 
 FcBool