From a342e87dc3d4211a29525654ff6b41d088bdce71 Mon Sep 17 00:00:00 2001
From: Keith Packard <keithp@keithp.com>
Date: Thu, 26 Sep 2002 00:17:28 +0000
Subject: [PATCH] Add fontversion field

---
 fontconfig/fontconfig.h |  3 ++-
 src/fcdefault.c         |  6 +++++-
 src/fcfreetype.c        | 18 +++++++++++++++++-
 src/fcmatch.c           | 15 ++++++++++++---
 src/fcname.c            |  3 ++-
 5 files changed, 38 insertions(+), 7 deletions(-)

diff --git a/fontconfig/fontconfig.h b/fontconfig/fontconfig.h
index 2813562..069150e 100644
--- a/fontconfig/fontconfig.h
+++ b/fontconfig/fontconfig.h
@@ -82,7 +82,8 @@ typedef int		FcBool;
 #define FC_MINSPACE	    "minspace"		/* Bool use minimum line spacing */
 #define FC_SOURCE	    "source"		/* String (X11, freetype) */
 #define FC_CHARSET	    "charset"		/* CharSet */
-#define FC_LANG		    "lang"		/* String OS/2 CodePageRange */
+#define FC_LANG		    "lang"		/* String RFC 3066 langs */
+#define FC_FONTVERSION	    "fontversion"	/* Int from 'head' table */
 
 #define FC_DIR_CACHE_FILE	    "fonts.cache-"FC_CACHE_VERSION
 #define FC_USER_CACHE_FILE	    ".fonts.cache-"FC_CACHE_VERSION
diff --git a/src/fcdefault.c b/src/fcdefault.c
index 5208746..8445cf0 100644
--- a/src/fcdefault.c
+++ b/src/fcdefault.c
@@ -1,5 +1,5 @@
 /*
- * $XFree86: $
+ * $XFree86: xc/lib/fontconfig/src/fcdefault.c,v 1.2 2002/07/09 22:08:14 keithp Exp $
  *
  * Copyright © 2001 Keith Packard, member of The XFree86 Project, Inc.
  *
@@ -137,4 +137,8 @@ FcDefaultSubstitute (FcPattern *pattern)
 		FcPatternAddString (pattern, FC_LANG, (FcChar8 *) lang);
 	}
     }
+    if (FcPatternGet (pattern, FC_FONTVERSION, 0, &v) == FcResultNoMatch)
+    {
+	FcPatternAddInteger (pattern, FC_FONTVERSION, 0x7fffffff);
+    }
 }
diff --git a/src/fcfreetype.c b/src/fcfreetype.c
index b605918..5f8dbd2 100644
--- a/src/fcfreetype.c
+++ b/src/fcfreetype.c
@@ -1,5 +1,5 @@
 /*
- * $XFree86: xc/lib/fontconfig/src/fcfreetype.c,v 1.10 2002/08/22 07:36:44 keithp Exp $
+ * $XFree86: xc/lib/fontconfig/src/fcfreetype.c,v 1.11 2002/08/31 22:17:32 keithp Exp $
  *
  * Copyright © 2001 Keith Packard, member of The XFree86 Project, Inc.
  *
@@ -128,6 +128,7 @@ FcFreeTypeQuery (const FcChar8	*file,
     FcChar8	    *family;
     FcChar8	    *style;
     TT_OS2	    *os2;
+    TT_Header	    *head;
     const FcChar8   *exclusiveLang = 0;
     FT_SfntName	    sname;
     FT_UInt    	    snamei, snamec;
@@ -472,6 +473,21 @@ FcFreeTypeQuery (const FcChar8	*file,
 	    goto bail1;
 #endif
 
+    /*
+     * Find the font revision (if available)
+     */
+    head = (TT_Header *) FT_Get_Sfnt_Table (face, ft_sfnt_head);
+    if (head)
+    {
+	if (!FcPatternAddInteger (pat, FC_FONTVERSION, head->Font_Revision))
+	    goto bail1;
+    }
+    else
+    {
+	if (!FcPatternAddInteger (pat, FC_FONTVERSION, 0))
+	    goto bail1;
+    }
+
     /*
      * Get the OS/2 table and poke about
      */
diff --git a/src/fcmatch.c b/src/fcmatch.c
index 8c76995..970d0d8 100644
--- a/src/fcmatch.c
+++ b/src/fcmatch.c
@@ -1,5 +1,5 @@
 /*
- * $XFree86: xc/lib/fontconfig/src/fcmatch.c,v 1.19 2002/08/22 07:36:44 keithp Exp $
+ * $XFree86: xc/lib/fontconfig/src/fcmatch.c,v 1.20 2002/08/31 22:17:32 keithp Exp $
  *
  * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
  *
@@ -196,9 +196,12 @@ static FcMatcher _FcMatchers [] = {
     
     { FC_OUTLINE,	FcCompareBool,		12, 12 },
 #define MATCH_OUTLINE	    11
+
+    { FC_FONTVERSION,	FcCompareInteger,	13, 13 },
+#define MATCH_FONTVERSION   12
 };
 
-#define NUM_MATCH_VALUES    13
+#define NUM_MATCH_VALUES    14
 
 static FcBool
 FcCompareValueList (const char  *object,
@@ -222,7 +225,13 @@ FcCompareValueList (const char  *object,
     case 'f':
 	switch (FcToLower (object[1])) {
 	case 'o':
-	    i = MATCH_FOUNDRY; break;
+	    switch (FcToLower (object[2])) {
+	    case 'u':
+		i = MATCH_FOUNDRY; break;
+	    case 'n':
+		i = MATCH_FONTVERSION; break;
+	    }
+	    break;
 	case 'a':
 	    i = MATCH_FAMILY; break;
 	}
diff --git a/src/fcname.c b/src/fcname.c
index 4c0eb96..0c853da 100644
--- a/src/fcname.c
+++ b/src/fcname.c
@@ -1,5 +1,5 @@
 /*
- * $XFree86: xc/lib/fontconfig/src/fcname.c,v 1.13 2002/08/22 07:36:45 keithp Exp $
+ * $XFree86: xc/lib/fontconfig/src/fcname.c,v 1.14 2002/08/31 22:17:32 keithp Exp $
  *
  * Copyright © 2000 Keith Packard, member of The XFree86 Project, Inc.
  *
@@ -60,6 +60,7 @@ static const FcObjectType _FcBaseObjectTypes[] = {
     { FC_MATRIX,	FcTypeMatrix },
     { FC_CHARSET,	FcTypeCharSet },
     { FC_LANG,		FcTypeLangSet },
+    { FC_FONTVERSION,	FcTypeInteger },
 };
 
 #define NUM_OBJECT_TYPES    (sizeof _FcBaseObjectTypes / sizeof _FcBaseObjectTypes[0])
-- 
2.39.2