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exec_list: Add foreach_list_typed and foreach_list_typed_const

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These variations are parameterized by the type of the nodes in the
list.  This enables skipping the explicit usage of exec_node_data in
the loop body.
This commit is contained in:
Ian Romanick 2010-05-10 17:40:41 -07:00
parent 304ea90233
commit 4cfbad9e4d
1 changed files with 12 additions and 0 deletions
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12
list.h
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@ -347,4 +347,16 @@ struct exec_list {
; (__node)->next != NULL \
; (__node) = (__node)->next)
#define foreach_list_typed(__type, __node, __field, __list) \
for (__type * __node = \
exec_node_data(__type, (__list)->head, __field); \
(__node)->__field.next != NULL; \
(__node) = exec_node_data(__type, (__node)->__field.next, __field))
#define foreach_list_typed_const(__type, __node, __field, __list) \
for (const __type * __node = \
exec_node_data(__type, (__list)->head, __field); \
(__node)->__field.next != NULL; \
(__node) = exec_node_data(__type, (__node)->__field.next, __field))
#endif /* LIST_CONTAINER_H */