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Don't call perror() if no changes happens in errno

This commit is contained in:
Akira TAGOH 2016-09-07 11:39:11 +09:00
parent 0db7552e00
commit 094de3037b
1 changed files with 7 additions and 2 deletions
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9
fc-cat/fc-cat.c
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@ -342,14 +342,19 @@ main (int argc, char **argv)
int j; int j;
FcChar8 *cache_file = NULL; FcChar8 *cache_file = NULL;
struct stat file_stat; struct stat file_stat;
/* reset errno */
errno = 0;
if (FcFileIsDir (arg)) if (FcFileIsDir (arg))
cache = FcDirCacheLoad (arg, config, &cache_file); cache = FcDirCacheLoad (arg, config, &cache_file);
else else
cache = FcDirCacheLoadFile (arg, &file_stat); cache = FcDirCacheLoadFile (arg, &file_stat);
if (!cache) if (!cache)
{ {
perror ((char *) arg); if (errno != 0)
perror ((char *) arg);
else
fprintf (stderr, "%s: Unable to load the cache: %s\n", argv[0], arg);
ret++; ret++;
continue; continue;
} }