Function remove_obj_from_list

libCacheSim/cache/cacheObj.c:57–76

remove the object from the built-in doubly linked list * * @param head * @param tail * @param cache_obj */

 * @param cache_obj
 */
void remove_obj_from_list(cache_obj_t **head, cache_obj_t **tail,
                          cache_obj_t *cache_obj) {
  if (head != NULL && cache_obj == *head) {
    *head = cache_obj->queue.next;
    if (cache_obj->queue.next != NULL) cache_obj->queue.next->queue.prev = NULL;
  }
  if (tail != NULL && cache_obj == *tail) {
    *tail = cache_obj->queue.prev;
    if (cache_obj->queue.prev != NULL) cache_obj->queue.prev->queue.next = NULL;
  }

  if (cache_obj->queue.prev != NULL)
    cache_obj->queue.prev->queue.next = cache_obj->queue.next;

  if (cache_obj->queue.next != NULL)
    cache_obj->queue.next->queue.prev = cache_obj->queue.prev;

  cache_obj->queue.prev = NULL;
  cache_obj->queue.next = NULL;
}

/**
 * move an object to the tail of the doubly linked list