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Add LIST_FOR_EACH_SAFE - a list iteration macro that is safe against 

removal.
This commit is contained in:
Robert Shearman 2005-01-12 19:27:35 +00:00 committed by Alexandre Julliard
parent 89f5c8241f
commit e1d2a837a0
1 changed files with 6 additions and 0 deletions
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6
include/wine/list.h
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@ -143,6 +143,12 @@ inline static void list_init( struct list *list )
#define LIST_FOR_EACH(cursor,list) \ #define LIST_FOR_EACH(cursor,list) \
for ((cursor) = (list)->next; (cursor) != (list); (cursor) = (cursor)->next) for ((cursor) = (list)->next; (cursor) != (list); (cursor) = (cursor)->next)
/* iterate through the list, with safety against removal */
#define LIST_FOR_EACH_SAFE(cursor, cursor2, list) \
for ((cursor) = (list)->next, (cursor2) = (cursor)->next; \
(cursor) != (list); \
(cursor) = (cursor2), (cursor2) = (cursor)->next)
/* macros for statically initialized lists */ /* macros for statically initialized lists */
#define LIST_INIT(list) { &(list), &(list) } #define LIST_INIT(list) { &(list), &(list) }