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authorMax Kellermann <max@duempel.org>2012-07-30 10:57:46 +0200
committerMax Kellermann <max@duempel.org>2012-08-01 09:59:12 +0200
commit123ae985d506c63cc8f2a977709f19f987a1f1e8 (patch)
treed3690365355ca1c09a55e35e3c7e28758c93e48e /src/util
parent659d1c7cf729572198296b1a8cac3d64ce1210ab (diff)
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util/list: make safe for C++
Diffstat (limited to 'src/util')
-rw-r--r--src/util/list.h49
1 files changed, 25 insertions, 24 deletions
diff --git a/src/util/list.h b/src/util/list.h
index fdab47675..28c70954f 100644
--- a/src/util/list.h
+++ b/src/util/list.h
@@ -47,8 +47,8 @@
* under normal circumstances, used to verify that nobody uses
* non-initialized list entries.
*/
-#define LIST_POISON1 ((void *) 0x00100100)
-#define LIST_POISON2 ((void *) 0x00200200)
+#define LIST_POISON1 ((struct list_head *)(void *) 0x00100100)
+#define LIST_POISON2 ((struct list_head *)(void *) 0x00200200)
/*
* Simple doubly linked list implementation.
@@ -82,46 +82,47 @@ static inline void INIT_LIST_HEAD(struct list_head *list)
* the prev/next entries already!
*/
#ifndef CONFIG_DEBUG_LIST
-static inline void __list_add(struct list_head *new,
+static inline void __list_add(struct list_head *new_item,
struct list_head *prev,
struct list_head *next)
{
- next->prev = new;
- new->next = next;
- new->prev = prev;
- prev->next = new;
+ next->prev = new_item;
+ new_item->next = next;
+ new_item->prev = prev;
+ prev->next = new_item;
}
#else
-extern void __list_add(struct list_head *new,
- struct list_head *prev,
- struct list_head *next);
+extern void __list_add(struct list_head *new_item,
+ struct list_head *prev,
+ struct list_head *next);
#endif
/**
* list_add - add a new entry
- * @new: new entry to be added
+ * @new_item: new entry to be added
* @head: list head to add it after
*
* Insert a new entry after the specified head.
* This is good for implementing stacks.
*/
-static inline void list_add(struct list_head *new, struct list_head *head)
+static inline void list_add(struct list_head *new_item, struct list_head *head)
{
- __list_add(new, head, head->next);
+ __list_add(new_item, head, head->next);
}
/**
* list_add_tail - add a new entry
- * @new: new entry to be added
+ * @new_item: new entry to be added
* @head: list head to add it before
*
* Insert a new entry before the specified head.
* This is useful for implementing queues.
*/
-static inline void list_add_tail(struct list_head *new, struct list_head *head)
+static inline void
+list_add_tail(struct list_head *new_item, struct list_head *head)
{
- __list_add(new, head->prev, head);
+ __list_add(new_item, head->prev, head);
}
/*
@@ -163,23 +164,23 @@ extern void list_del(struct list_head *entry);
/**
* list_replace - replace old entry by new one
* @old : the element to be replaced
- * @new : the new element to insert
+ * @new_item : the new element to insert
*
* If @old was empty, it will be overwritten.
*/
static inline void list_replace(struct list_head *old,
- struct list_head *new)
+ struct list_head *new_item)
{
- new->next = old->next;
- new->next->prev = new;
- new->prev = old->prev;
- new->prev->next = new;
+ new_item->next = old->next;
+ new_item->next->prev = new_item;
+ new_item->prev = old->prev;
+ new_item->prev->next = new_item;
}
static inline void list_replace_init(struct list_head *old,
- struct list_head *new)
+ struct list_head *new_item)
{
- list_replace(old, new);
+ list_replace(old, new_item);
INIT_LIST_HEAD(old);
}