Function setup_pending_objects

path-walk.c:447–572

}

static int setup_pending_objects(struct path_walk_info *info,
				 struct path_walk_context *ctx)
{
	struct type_and_oid_list *tags = NULL;
	struct type_and_oid_list *tagged_blobs = NULL;
	struct type_and_oid_list *tagged_trees = NULL;

	if (info->tags)
		CALLOC_ARRAY(tags, 1);
	CALLOC_ARRAY(tagged_blobs, 1);
	CALLOC_ARRAY(tagged_trees, 1);

	/*
	 * Pending objects include:
	 * * Commits at branch tips.
	 * * Annotated tags at tag tips.
	 * * Any kind of object at lightweight tag tips.
	 * * Trees and blobs in the index (with an associated path).
	 */
	for (size_t i = 0; i < info->revs->pending.nr; i++) {
		struct object_array_entry *pending = info->revs->pending.objects + i;
		struct object *obj = pending->item;

		/* Commits will be picked up by revision walk. */
		if (obj->type == OBJ_COMMIT)
			continue;

		/* Navigate annotated tag object chains. */
		while (obj->type == OBJ_TAG) {
			struct tag *tag = lookup_tag(info->revs->repo, &obj->oid);
			if (!tag) {
				error(_("failed to find tag %s"),
				      oid_to_hex(&obj->oid));
				return -1;
			}
			if (tag->object.flags & SEEN)
				break;
			tag->object.flags |= SEEN;

			if (tags)
				oid_array_append(&tags->oids, &obj->oid);
			obj = tag->tagged;
		}

		if (obj->type == OBJ_TAG)
			continue;

		/* We are now at a non-tag object. */
		if (obj->flags & SEEN)
			continue;
		obj->flags |= SEEN;

		switch (obj->type) {
		case OBJ_TREE:
			if (pending->path && *pending->path) {
				char *path = xstrfmt("%s/", pending->path);
				add_path_to_list(ctx, path, OBJ_TREE, &obj->oid, 1);
				free(path);