static void checkpoint(void)
{
	checkpoint_requested = 0;
	if (object_count) {
		cycle_packfile();
	}
	dump_branches();
	dump_tags();
	dump_marks();
}
static void checkpoint(void)
{
	checkpoint_requested = 0;
	if (object_count) {
		cycle_packfile();
	}
	dump_branches();
	dump_tags();
	dump_marks();
}