[Fontconfig] [PATCH 2/9] delete unused variables

[Mike Frysinger]

Newer gcc is better at detecting set-but-unused variables.

Signed-off-by: Mike Frysinger <vapier at gentoo.org>
---
 src/fccache.c    |    6 ++----
 src/fcdir.c      |   17 -----------------
 src/fcformat.c   |    5 ++---
 src/fcfreetype.c |    3 ---
 4 files changed, 4 insertions(+), 27 deletions(-)

diff --git a/src/fccache.c b/src/fccache.c
index 2d4a437..2fd7454 100644
--- a/src/fccache.c
+++ b/src/fccache.c
@@ -727,8 +727,6 @@ FcDirCacheBuild (FcFontSet *set, const FcChar8 *dir, struct stat *dir_stat, FcSt
     FcSerialize	*serialize = FcSerializeCreate ();
     FcCache *cache;
     int i;
-    intptr_t	cache_offset;
-    intptr_t	dirs_offset;
     FcChar8	*dir_serialize;
     intptr_t	*dirs_serialize;
     FcFontSet	*set_serialize;
@@ -738,7 +736,7 @@ FcDirCacheBuild (FcFontSet *set, const FcChar8 *dir, struct stat *dir_stat, FcSt
     /*
      * Space for cache structure
      */
-    cache_offset = FcSerializeReserve (serialize, sizeof (FcCache));
+    FcSerializeReserve (serialize, sizeof (FcCache));
     /*
      * Directory name
      */
@@ -747,7 +745,7 @@ FcDirCacheBuild (FcFontSet *set, const FcChar8 *dir, struct stat *dir_stat, FcSt
     /*
      * Subdirs
      */
-    dirs_offset = FcSerializeAlloc (serialize, dirs, dirs->num * sizeof (FcChar8 *));
+    FcSerializeAlloc (serialize, dirs, dirs->num * sizeof (FcChar8 *));
     for (i = 0; i < dirs->num; i++)
 	if (!FcStrSerializeAlloc (serialize, dirs->strs[i]))
 	    goto bail1;
diff --git a/src/fcdir.c b/src/fcdir.c
index 8a2b976..d8b094f 100644
--- a/src/fcdir.c
+++ b/src/fcdir.c
@@ -235,7 +235,6 @@ FcCache *
 FcDirCacheScan (const FcChar8 *dir, FcConfig *config)
 {
     FcStrSet		*dirs;
-    FcBool		ret = FcTrue;
     FcFontSet		*set;
     FcCache		*cache = NULL;
     struct stat		dir_stat;
@@ -244,44 +243,28 @@ FcDirCacheScan (const FcChar8 *dir, FcConfig *config)
 	printf ("cache scan dir %s\n", dir);
 
     if (FcStat (dir, &dir_stat) < 0)
-    {
-	if (errno != ENOENT)
-	    ret = FcFalse;
 	goto bail;
-    }
 
     set = FcFontSetCreate();
     if (!set)
-    {
-	ret = FcFalse;
 	goto bail;
-    }
 
     dirs = FcStrSetCreate ();
     if (!dirs)
-    {
-	ret = FcFalse;
 	goto bail1;
-    }
 
     /*
      * Scan the dir
      */
     if (!FcDirScanConfig (set, dirs, NULL, dir, FcTrue, config))
-    {
-	ret = FcFalse;
 	goto bail2;
-    }
 
     /*
      * Build the cache object
      */
     cache = FcDirCacheBuild (set, dir, &dir_stat, dirs);
     if (!cache)
-    {
-	ret = FcFalse;
 	goto bail2;
-    }
 
     /*
      * Write out the cache file, ignoring any troubles
diff --git a/src/fcformat.c b/src/fcformat.c
index d8518f4..0e63d5d 100644
--- a/src/fcformat.c
+++ b/src/fcformat.c
@@ -353,13 +353,12 @@ skip_subexpr (FcFormatContext *c);
 static FcBool
 skip_percent (FcFormatContext *c)
 {
-    int width;
-
     if (!expect_char (c, '%'))
 	return FcFalse;
 
     /* skip an optional width specifier */
-    width = strtol ((const char *) c->format, (char **) &c->format, 10);
+    if (strtol ((const char *) c->format, (char **) &c->format, 10))
+	/* don't care */;
 
     if (!expect_char (c, '{'))
 	return FcFalse;
diff --git a/src/fcfreetype.c b/src/fcfreetype.c
index f2d0642..e322e8c 100644
--- a/src/fcfreetype.c
+++ b/src/fcfreetype.c
@@ -2609,14 +2609,11 @@ GetScriptTags(FT_Face face, FT_ULong tabletag, FT_ULong **stags)
     FT_Stream  stream = face->stream;
     FT_Error   error;
     FT_UShort  n, p;
-    FT_Memory  memory;
     int        script_count;
 
     if (!stream)
         return 0;
 
-    memory = stream->memory;
-
     if (( error = ftglue_face_goto_table( face, tabletag, stream ) ))
 	return 0;
 
-- 
1.7.8.4