Bail gracefully if the cache file does not contain enough data.

[fontconfig.git] / fontconfig / fontconfig.h

diff --git a/fontconfig/fontconfig.h b/fontconfig/fontconfig.h
index 2e50ffe1b6b28160c7b9f227a917968710226b6f..2ddd42fa2982ddf2d6f7035ebd95365d40117828 100644 (file)
--- a/fontconfig/fontconfig.h
+++ b/fontconfig/fontconfig.h
@@ -27,6 +27,12 @@
 
 #include <stdarg.h>
 
+#if defined(__GNUC__) && (__GNUC__ >= 4)
+#define FC_ATTRIBUTE_SENTINEL(x) __attribute__((__sentinel__(0)))
+#else
+#define FC_ATTRIBUTE_SENTINEL(x)
+#endif
+
 typedef unsigned char  FcChar8;
 typedef unsigned short FcChar16;
 typedef unsigned int   FcChar32;
@@ -40,7 +46,7 @@ typedef int           FcBool;
 
 #define FC_MAJOR       2
 #define FC_MINOR       3
-#define FC_REVISION    0
+#define FC_REVISION    95
 
 #define FC_VERSION     ((FC_MAJOR * 10000) + (FC_MINOR * 100) + (FC_REVISION))
 
@@ -54,7 +60,7 @@ typedef int           FcBool;
  * it means multiple copies of the font information.
  */
 
-#define FC_CACHE_VERSION    "1"
+#define FC_CACHE_VERSION    "2"
 
 #define FcTrue         1
 #define FcFalse                0
@@ -96,7 +102,9 @@ typedef int          FcBool;
 #define FC_CAPABILITY       "capability"       /* String */
 #define FC_FONTFORMAT      "fontformat"        /* String */
 #define FC_EMBOLDEN        "embolden"          /* Bool - true if emboldening needed*/
+#define FC_EMBEDDED_BITMAP  "embeddedbitmap"   /* Bool - true to enable embedded bitmaps */
 
+#define FC_CACHE_SUFFIX                    ".cache-"FC_CACHE_VERSION
 #define FC_DIR_CACHE_FILE          "fonts.cache-"FC_CACHE_VERSION
 #define FC_USER_CACHE_FILE         ".fonts.cache-"FC_CACHE_VERSION
 
@@ -203,15 +211,18 @@ typedef struct _FcLangSet   FcLangSet;
 typedef struct _FcValue {
     FcType     type;
     union {
-       const FcChar8   *s;
+       const FcChar8  *s;
+       int             s_off;
        int             i;
        FcBool          b;
        double          d;
-       const FcMatrix  *m;
-       const FcCharSet *c;
+       const FcMatrix  *m;
+       const FcCharSet *c;
+       int             c_off;
        void            *f;
        const FcPattern *p;
-       const FcLangSet *l;
+       const FcLangSet *l;
+       int             l_off; /* this is a difference of char *s */
     } u;
 } FcValue;
 
@@ -267,6 +278,12 @@ _FCFUNCPROTOBEGIN
 FcBool
 FcDirCacheValid (const FcChar8 *cache_file);
 
+FcBool
+FcDirCacheHasCurrentArch (const FcChar8 *dir);
+
+FcBool
+FcDirCacheUnlink (const FcChar8 *dir, FcConfig *config);
+
 /* fcblanks.c */
 FcBlanks *
 FcBlanksCreate (void);
@@ -311,6 +328,10 @@ FcConfigBuildFonts (FcConfig *config);
 FcStrList *
 FcConfigGetFontDirs (FcConfig   *config);
 
+const FcChar8 *
+FcConfigNormalizeFontDir (FcConfig     *config, 
+                         const FcChar8 *d);
+
 FcStrList *
 FcConfigGetConfigDirs (FcConfig   *config);
 
@@ -522,7 +543,7 @@ FcObjectSet *
 FcObjectSetVaBuild (const char *first, va_list va);
 
 FcObjectSet *
-FcObjectSetBuild (const char *first, ...);
+FcObjectSetBuild (const char *first, ...) FC_ATTRIBUTE_SENTINEL(0);
 
 FcFontSet *
 FcFontSetList (FcConfig            *config,
@@ -647,6 +668,9 @@ FcNameParse (const FcChar8 *name);
 FcChar8 *
 FcNameUnparse (FcPattern *pat);
 
+FcChar8 *
+FcNameUnparseEscaped (FcPattern *pat, FcBool escape);
+
 /* fcpat.c */
 FcPattern *
 FcPatternCreate (void);
@@ -739,7 +763,7 @@ FcPattern *
 FcPatternVaBuild (FcPattern *orig, va_list va);
     
 FcPattern *
-FcPatternBuild (FcPattern *orig, ...);
+FcPatternBuild (FcPattern *orig, ...) FC_ATTRIBUTE_SENTINEL(0);
 
 /* fcstr.c */
 
@@ -841,4 +865,6 @@ FcConfigParseAndLoad (FcConfig *config, const FcChar8 *file, FcBool complain);
 
 _FCFUNCPROTOEND
 
+#undef FC_ATTRIBUTE_SENTINEL
+
 #endif /* _FONTCONFIG_H_ */