made create_element really work for any position

This commit is contained in:
laochailan 2012-08-17 15:59:31 +02:00
parent 1cc70f1dc7
commit 52d7c8cf06

View file

@ -22,13 +22,17 @@ void *create_element(void **dest, int size) {
List *e = malloc(size);
List **d = (List **)dest;
e->prev = NULL;
e->next = *d;
e->next = NULL;
e->prev = *d;
if(*d != NULL) {
e->prev = (*d)->prev;
(*d)->prev = e;
e->next = (*d)->next;
if((*d)->next)
((List *)(*d)->next)->prev = e;
(*d)->next = e;
} else {
*d = e;
}
*d = e;
return e;
}