Function cache_ref_iterator_set_prefix

refs/ref-cache.c:438–469

}

static int cache_ref_iterator_set_prefix(struct cache_ref_iterator *iter,
					 const char *prefix)
{
	struct cache_ref_iterator_level *level;
	struct ref_dir *dir;

	dir = get_ref_dir(iter->cache->root);
	if (prefix && *prefix)
		dir = find_containing_dir(dir, prefix);
	if (!dir) {
		iter->levels_nr = 0;
		return 0;
	}

	if (iter->prime_dir)
		prime_ref_dir(dir, prefix);
	iter->levels_nr = 1;
	level = &iter->levels[0];
	level->index = -1;
	level->dir = dir;

	if (prefix && *prefix) {
		free(iter->prefix);
		iter->prefix = xstrdup(prefix);
		level->prefix_state = PREFIX_WITHIN_DIR;
	} else {
		FREE_AND_NULL(iter->prefix);
		level->prefix_state = PREFIX_CONTAINS_DIR;
	}

	return 0;
}

static int cache_ref_iterator_seek(struct ref_iterator *ref_iterator,
				   const char *refname, unsigned int flags)