name of the outer structure STRUCT and the member name MEMBER
of the list element. See the big comment at the top of the
file for an example. */
-#define list_entry(LIST_ELEM, STRUCT, MEMBER) \
- ((STRUCT *) ((uint8_t *) (LIST_ELEM) - offsetof (STRUCT, MEMBER)))
+#define list_entry(LIST_ELEM, STRUCT, MEMBER) \
+ ((STRUCT *) ((uint8_t *) &(LIST_ELEM)->next \
+ - offsetof (STRUCT, MEMBER.next)))
+
+/* List initialization.
+
+ A list may be initialized by calling list_init():
+
+ struct list my_list;
+ list_init (&my_list);
+
+ or with an initializer using LIST_INITIALIZER:
+
+ struct list my_list = LIST_INITIALIZER (my_list); */
+#define LIST_INITIALIZER(NAME) { { NULL, &(NAME).tail }, \
+ { &(NAME).head, NULL } }
void list_init (struct list *);
void *aux);
/* Operations on lists with ordered elements. */
-void list_merge (struct list *, struct list *,
- list_less_func *, void *aux);
void list_sort (struct list *,
list_less_func *, void *aux);
void list_insert_ordered (struct list *, struct list_elem *,