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list: Add list_pop_back

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This commit is contained in:
Kenny Levinsen 2020-08-02 21:39:48 +02:00
parent b751481e5c
commit 5b4d00d6cf
2 changed files with 10 additions and 0 deletions
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9
common/list.c
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@ -74,3 +74,12 @@ void *list_pop_front(struct list *list) {
list_del(list, 0);
return item;
}
void *list_pop_back(struct list *list) {
if (list->length == 0) {
return NULL;
}
void *item = list->items[list->length - 1];
list->length -= 1;
return item;
}

1
include/list.h
View file

@ -17,6 +17,7 @@ void list_del(struct list *list, size_t index);
void list_concat(struct list *list, struct list *source);
void list_truncate(struct list *list);
void *list_pop_front(struct list *list);
void *list_pop_back(struct list *list);
size_t list_find(struct list *list, const void *item);
#endif