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-rw-r--r--engines/agi/list.h140
1 files changed, 0 insertions, 140 deletions
diff --git a/engines/agi/list.h b/engines/agi/list.h
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--- a/engines/agi/list.h
+++ /dev/null
@@ -1,140 +0,0 @@
-/*
- * $Id$
- *
- * List management macros from the Linux kernel
- */
-
-#ifndef AGI_IST_H
-#define AGI_LIST_H
-
-#include "agi/agi.h"
-
-namespace Agi {
-
-/**
- * Simple doubly linked list implementation.
- *
- * Some of the internal functions ("__xxx") are useful when
- * manipulating whole lists rather than single entries, as
- * sometimes we already know the next/prev entries and we can
- * generate better code by using them directly rather than
- * using the generic single-entry routines.
- */
-
-struct list_head {
- struct list_head *next, *prev;
-};
-
-#define LIST_HEAD_INIT(name) { &(name), &(name) }
-
-#define LIST_HEAD(name) \
- struct list_head name = LIST_HEAD_INIT(name)
-
-#define INIT_LIST_HEAD(ptr) do { \
- (ptr)->next = (ptr); (ptr)->prev = (ptr); \
-} while (0)
-
-/*
- * Insert a new entry between two known consecutive entries.
- *
- * This is only for internal list manipulation where we know
- * the prev/next entries already!
- */
-static FORCEINLINE void __list_add(struct list_head *tnew, struct list_head *prev, struct list_head *next) {
- next->prev = tnew;
- tnew->next = next;
- tnew->prev = prev;
- prev->next = tnew;
-}
-
-/**
- * add a new entry
- * Insert a new entry after the specified head.
- * This is good for implementing stacks.
- *
- * @param new new entry to be added
- * @param head list head to add it after
- */
-static FORCEINLINE void list_add(struct list_head *tnew, struct list_head *head) {
- __list_add(tnew, head, head->next);
-}
-
-/**
- * add a new entry
- * Insert a new entry before the specified head.
- * This is useful for implementing queues.
- *
- * @new: new entry to be added
- * @head: list head to add it before
- */
-static FORCEINLINE void list_add_tail(struct list_head *tnew, struct list_head *head) {
- __list_add(tnew, head->prev, head);
-}
-
-/**
- * Delete a list entry (makes prev/next entries point to each other)
- *
- * This is only for internal list manipulation where we know
- * the prev/next entries already!
- */
-static FORCEINLINE void __list_del(struct list_head *prev, struct list_head *next) {
- next->prev = prev;
- prev->next = next;
-}
-
-/**
- * deletes entry from list.
- * @param entry the element to delete from the list.
- */
-static FORCEINLINE void list_del(struct list_head *entry) {
- __list_del(entry->prev, entry->next);
-}
-
-/**
- * tests whether a list is empty
- * @param head the list to test.
- */
-static FORCEINLINE int list_empty(struct list_head *head) {
- return head->next == head;
-}
-
-/**
- * join two lists
- * @param list the new list to add.
- * @param head the place to add it in the first list.
- */
-static FORCEINLINE void list_splice(struct list_head *list, struct list_head *head) {
- struct list_head *first = list->next;
-
- if (first != list) {
- struct list_head *last = list->prev;
- struct list_head *at = head->next;
-
- first->prev = head;
- head->next = first;
-
- last->next = at;
- at->prev = last;
- }
-}
-
-/**
- * get the struct for this entry
- * @param ptr the &struct list_head pointer.
- * @param type the type of the struct this is embedded in.
- * @param member the name of the list_struct within the struct.
- */
-#define list_entry(ptr, type, member) \
- ((type *)((char *)(ptr)-(unsigned long)(&((type *)0)->member)))
-
-/**
- * iterate over a list
- * @param pos the &struct list_head to use as a loop counter.
- * @param head the head for your list.
- */
-#define list_for_each(pos, head, next) \
- for (pos = (head)->next; pos != (head); pos = pos->next)
-
-} // End of namespace Agi
-
-#endif /* AGI_LIST_H */