Function relocate_gitdir

dir.c:4151–4158

* Migrate the git directory of the given path from old_git_dir to new_git_dir. */

 * Migrate the git directory of the given path from old_git_dir to new_git_dir.
 */
void relocate_gitdir(const char *path, const char *old_git_dir, const char *new_git_dir)
{
	if (rename(old_git_dir, new_git_dir) < 0)
		die_errno(_("could not migrate git directory from '%s' to '%s'"),
			old_git_dir, new_git_dir);

	connect_work_tree_and_git_dir(path, new_git_dir, 0);
}

int path_match_flags(const char *const str, const enum path_match_flags flags)
{