diff options
Diffstat (limited to 'libblkid/src/save.c')
| -rw-r--r-- | libblkid/src/save.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/libblkid/src/save.c b/libblkid/src/save.c index a71b06878..7673ab42e 100644 --- a/libblkid/src/save.c +++ b/libblkid/src/save.c @@ -57,8 +57,8 @@ int blkid_flush_cache(blkid_cache cache) { struct list_head *p; char *tmp = NULL; - const char *opened = NULL; - const char *filename; + char *opened = NULL; + char *filename; FILE *file = NULL; int fd, ret = 0; struct stat st; @@ -72,7 +72,20 @@ int blkid_flush_cache(blkid_cache cache) return 0; } - filename = cache->bic_filename ? cache->bic_filename: BLKID_CACHE_FILE; + filename = cache->bic_filename ? cache->bic_filename : + blkid_get_cache_filename(NULL); + + if (filename && strncmp(filename, + BLKID_RUNTIME_DIR "/", sizeof(BLKID_RUNTIME_DIR)) == 0) { + + /* default destination, create the directory if necessary */ + if (stat(BLKID_RUNTIME_DIR, &st) && errno == ENOENT) { + + mkdir(BLKID_RUNTIME_DIR, S_IWUSR| + S_IRUSR|S_IRGRP|S_IROTH| + S_IXUSR|S_IXGRP|S_IXOTH); + } + } /* If we can't write to the cache file, then don't even try */ if (((ret = stat(filename, &st)) < 0 && errno != ENOENT) || @@ -157,6 +170,8 @@ int blkid_flush_cache(blkid_cache cache) errout: free(tmp); + if (filename != cache->bic_filename) + free(filename); return ret; } |