Function curses_del_menu

win/curses/cursdial.c:853–896

/* Delete the menu associated with the given NetHack winid from memory */

void
curses_del_menu(winid wid, boolean del_wid_too)
{
    nhmenu_item *tmp_menu_item;
    nhmenu_item *menu_item_ptr;
    nhmenu *tmpmenu;
    nhmenu *current_menu = get_menu(wid);

    if (current_menu == NULL) {
        return;
    }

    menu_item_ptr = current_menu->entries;

    /* First free entries associated with this menu from memory */
    if (menu_item_ptr != NULL) {
        while (menu_item_ptr->next_item != NULL) {
            tmp_menu_item = menu_item_ptr->next_item;
            free((genericptr_t) menu_item_ptr->str);
            free(menu_item_ptr);
            menu_item_ptr = tmp_menu_item;
        }
        free((genericptr_t) menu_item_ptr->str);
        free(menu_item_ptr);    /* Last entry */
        current_menu->entries = NULL;
    }

    /* Now unlink the menu from the list and free it as well */
    if ((tmpmenu = current_menu->prev_menu) != NULL) {
        tmpmenu->next_menu = current_menu->next_menu;
    } else {
        nhmenus = current_menu->next_menu;      /* New head node or NULL */
    }
    if ((tmpmenu = current_menu->next_menu) != NULL) {
        tmpmenu->prev_menu = current_menu->prev_menu;
    }

    if (current_menu->prompt)
        free((genericptr_t) current_menu->prompt);
    free((genericptr_t) current_menu);

    if (del_wid_too)
        curses_del_wid(wid);
}


/* return a pointer to the menu associated with the given NetHack winid */