static void purge_file(storage_t storage, strset_t objects, char *hash)
{
char *download_path;
FILE *descr;
char buf[4096];
char *blob_hash;
download_path = path_concat("objects", hash);
if ((descr = storage_retrieve_file(storage, download_path)) == NULL)
logger(LOG_ERROR, "unable to retrieve: %s", hash);
free(download_path);
while ((blob_hash = fgets(buf, 4096, descr)) != NULL)
{
size_t size;
size = strlen(blob_hash);
if (blob_hash[size - 1] != '\n')
logger(LOG_ERROR, "invalid object: %s", hash);
blob_hash[size - 1] = '\0';
strset_del(objects, blob_hash);
}
if (ferror(descr))
logger(LOG_ERROR, "unable to purge: %s", hash);
fclose(descr);
}
static void purge_dispatch(storage_t storage, strset_t objects, char *elem_str)
{
char *type;
char *hash;
if ((type = strsep(&elem_str, " ")) == NULL)
logger(LOG_ERROR, "invalid description file: %s", elem_str);
if ((hash = strsep(&elem_str, " ")) == NULL)
logger(LOG_ERROR, "invalid description file: %s", elem_str);
strset_del(objects, hash);
if (strcmp(type, "file") == 0)
purge_file(storage, objects, hash);
else if (strcmp(type, "tree") == 0)
purge_tree(storage, objects, hash);
else if (strcmp(type, "link") == 0)
return; /* No need to recurse. */
else
logger(LOG_ERROR, "invalid description file: %s", elem_str);
}
int main(void)
{
struct strset set;
const char str[] = "hello";
const char none[] = "";
char *dup = strdup(str);
/* This is how many tests you plan to run */
plan_tests(36);
strset_init(&set);
ok1(!strset_get(&set, str));
ok1(errno == ENOENT);
ok1(!strset_get(&set, none));
ok1(errno == ENOENT);
ok1(!strset_del(&set, str));
ok1(errno == ENOENT);
ok1(!strset_del(&set, none));
ok1(errno == ENOENT);
ok1(strset_add(&set, str));
ok1(strset_get(&set, str));
/* We compare the string, not the pointer. */
ok1(strset_get(&set, dup));
ok1(!strset_get(&set, none));
ok1(errno == ENOENT);
/* Add of duplicate should fail. */
ok1(!strset_add(&set, dup));
ok1(errno == EEXIST);
/* Delete should return original string. */
ok1(strset_del(&set, dup) == str);
ok1(!strset_get(&set, str));
ok1(errno == ENOENT);
ok1(!strset_get(&set, none));
ok1(errno == ENOENT);
/* Try insert and delete of empty string. */
ok1(strset_add(&set, none));
ok1(strset_get(&set, none));
ok1(!strset_get(&set, str));
ok1(errno == ENOENT);
/* Delete should return original string. */
ok1(strset_del(&set, "") == none);
ok1(!strset_get(&set, str));
ok1(errno == ENOENT);
ok1(!strset_get(&set, none));
ok1(errno == ENOENT);
/* Both at once... */
ok1(strset_add(&set, none));
ok1(strset_add(&set, str));
ok1(strset_get(&set, str));
ok1(strset_get(&set, none));
ok1(strset_del(&set, "") == none);
ok1(strset_del(&set, dup) == str);
ok1(set.u.n == NULL);
free(dup);
/* This exits depending on whether all tests passed */
return exit_status();
}