Do not clean cache files for different architectures

[fontconfig.git] / fc-cache / fc-cache.c

diff --git a/fc-cache/fc-cache.c b/fc-cache/fc-cache.c
index de29351d4dba90fa1e8711fab18fa690752ea769..acaa8ba11012f21fb8563082a066551cfb3551aa 100644 (file)
--- a/fc-cache/fc-cache.c
+++ b/fc-cache/fc-cache.c
@@ -22,6 +22,8 @@
  * PERFORMANCE OF THIS SOFTWARE.
  */
 
+#include "../fc-arch/fcarch.h"
+
 #ifdef HAVE_CONFIG_H
 #include <config.h>
 #else
@@ -40,6 +42,7 @@
 #include <errno.h>
 #include <fcntl.h>
 #include <dirent.h>
+#include <string.h>
 
 #if defined (_WIN32)
 #define STRICT
@@ -112,21 +115,6 @@ usage (char *program)
 
 static FcStrSet *processed_dirs;
 
-static int
-nsubdirs (FcStrSet *set)
-{
-    FcStrList  *list;
-    int                n = 0;
-
-    list = FcStrListCreate (set);
-    if (!list)
-       return 0;
-    while (FcStrListNext (list))
-       n++;
-    FcStrListDone (list);
-    return n;
-}
-
 static int
 scanDirs (FcStrList *list, FcConfig *config, FcBool force, FcBool really_force, FcBool verbose)
 {
@@ -275,14 +263,14 @@ cleanCacheDirectory (FcConfig *config, FcChar8 *dir, FcBool verbose)
 {
     DIR                *d;
     struct dirent *ent;
-    char       *dir_base;
+    FcChar8    *dir_base;
     FcBool     ret = FcTrue;
     FcBool     remove;
     FcCache    *cache;
     struct stat        file_stat;
     struct stat        target_stat;
 
-    dir_base = FcStrPlus (dir, "/");
+    dir_base = FcStrPlus (dir, (FcChar8 *) "/");
     if (!dir_base)
     {
        fprintf (stderr, "%s: out of memory\n", dir);
@@ -297,10 +285,10 @@ cleanCacheDirectory (FcConfig *config, FcChar8 *dir, FcBool verbose)
     }
     if (verbose)
        printf ("%s: cleaning cache directory\n", dir);
-    d = opendir (dir);
+    d = opendir ((char *) dir);
     if (!d)
     {
-       perror (dir);
+       perror ((char *) dir);
        FcStrFree (dir_base);
        return FcFalse;
     }
@@ -311,7 +299,13 @@ cleanCacheDirectory (FcConfig *config, FcChar8 *dir, FcBool verbose)
 
        if (ent->d_name[0] == '.')
            continue;
-       file_name = FcStrPlus (dir_base, ent->d_name);
+       /* skip cache files for different architectures and */
+       /* files which are not cache files at all */
+       if (strlen(ent->d_name) != 32 + strlen ("-" FC_ARCHITECTURE FC_CACHE_SUFFIX) ||
+           strcmp(ent->d_name + 32, "-" FC_ARCHITECTURE FC_CACHE_SUFFIX))
+           continue;
+       
+       file_name = FcStrPlus (dir_base, (FcChar8 *) ent->d_name);
        if (!file_name)
        {
            fprintf (stderr, "%s: allocation failure\n", dir);
@@ -328,7 +322,7 @@ cleanCacheDirectory (FcConfig *config, FcChar8 *dir, FcBool verbose)
        }
        target_dir = FcCacheDir (cache);
        remove = FcFalse;
-       if (stat (target_dir, &target_stat) < 0)
+       if (stat ((char *) target_dir, &target_stat) < 0)
        {
            if (verbose)
                printf ("%s: %s: missing directory: %s \n",
@@ -344,9 +338,9 @@ cleanCacheDirectory (FcConfig *config, FcChar8 *dir, FcBool verbose)
        }
        if (remove)
        {
-           if (unlink (file_name) < 0)
+           if (unlink ((char *) file_name) < 0)
            {
-               perror (file_name);
+               perror ((char *) file_name);
                ret = FcFalse;
            }
        }