am 4ecbda41: Merge "Add list_add_head to libcutils"

* commit '4ecbda41c921f3209e96a3d72928a4bcba9422e6':
  Add list_add_head to libcutils
This commit is contained in:
Colin Cross 2014-05-22 22:42:47 +00:00 committed by Android Git Automerger
commit 184eecf017

View file

@ -63,6 +63,14 @@ static inline void list_add_tail(struct listnode *head, struct listnode *item)
head->prev = item;
}
static inline void list_add_head(struct listnode *head, struct listnode *item)
{
item->next = head->next;
item->prev = head;
head->next->prev = item;
head->next = item;
}
static inline void list_remove(struct listnode *item)
{
item->next->prev = item->prev;