Function backend_for_worktree

refs/reftable-backend.c:175–204

}

static int backend_for_worktree(struct reftable_backend **out,
				struct reftable_ref_store *store,
				const char *worktree_name)
{
	struct strbuf worktree_dir = STRBUF_INIT;
	int ret;

	*out = strmap_get(&store->worktree_backends, worktree_name);
	if (*out) {
		ret = 0;
		goto out;
	}

	strbuf_addf(&worktree_dir, "%s/worktrees/%s/reftable",
		    store->base.repo->commondir, worktree_name);

	CALLOC_ARRAY(*out, 1);
	store->err = ret = reftable_backend_init(*out, worktree_dir.buf,
						 &store->write_options);
	if (ret < 0) {
		free(*out);
		goto out;
	}

	strmap_put(&store->worktree_backends, worktree_name, *out);

out:
	strbuf_release(&worktree_dir);
	return ret;
}

/*
 * Some refs are global to the repository (refs/heads/{*}), while others are