metadata_write
if (metadata_write(res) == -1) {
int metadata_write(struct hast_resource *res);
(void)metadata_write(res);
(void)metadata_write(res);
if (metadata_write(res) == -1)
if (metadata_write(res) == -1)
(void)metadata_write(res);
if (metadata_write(res) == -1)