Function count_unpaid

src/invent.c:3525–3538

* Returns the number of unpaid items within the given list. This includes * contained objects. */

 * contained objects.
 */
int
count_unpaid(struct obj *list)
{
    int count = 0;

    while (list) {
        if (list->unpaid)
            count++;
        if (Has_contents(list))
            count += count_unpaid(list->cobj);
        list = list->nobj;
    }
    return count;
}

/*
 * Returns the number of items with b/u/c/unknown within the given list.