Function no_try_delta

builtin/pack-objects.c:1514–1524

}

static int no_try_delta(const char *path)
{
	static struct attr_check *check;

	if (!check)
		check = attr_check_initl("delta", NULL);
	git_check_attr(the_repository->index, path, check);
	if (ATTR_FALSE(check->items[0].value))
		return 1;
	return 0;
}

/*
 * When adding an object, check whether we have already added it