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Sync OpenBSD tree.h due to patchset 1104.

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Prompted by ore on #tmux.
This commit is contained in:
Tiago Cunha 2012-05-03 20:39:42 +00:00
parent e79c647052
commit b74b875f25
1 changed files with 12 additions and 2 deletions
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14
compat/tree.h
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@ -1,5 +1,5 @@
/* $Id$ */
/* $OpenBSD: tree.h,v 1.12 2009/03/02 09:42:55 mikeb Exp $ */
/* $OpenBSD: tree.h,v 1.13 2011/07/09 00:19:45 pirofti Exp $ */
/*
* Copyright 2002 Niels Provos <provos@citi.umich.edu>
* All rights reserved.
@ -84,7 +84,7 @@ struct { \
SPLAY_RIGHT(tmp, field) = (head)->sph_root; \
(head)->sph_root = tmp; \
} while (0)
#define SPLAY_ROTATE_LEFT(head, tmp, field) do { \
SPLAY_RIGHT((head)->sph_root, field) = SPLAY_LEFT(tmp, field); \
SPLAY_LEFT(tmp, field) = (head)->sph_root; \
@ -731,9 +731,19 @@ name##_RB_MINMAX(struct name *head, int val) \
(x) != NULL; \
(x) = name##_RB_NEXT(x))
#define RB_FOREACH_SAFE(x, name, head, y) \
for ((x) = RB_MIN(name, head); \
((x) != NULL) && ((y) = name##_RB_NEXT(x), 1); \
(x) = (y))
#define RB_FOREACH_REVERSE(x, name, head) \
for ((x) = RB_MAX(name, head); \
(x) != NULL; \
(x) = name##_RB_PREV(x))
#define RB_FOREACH_REVERSE_SAFE(x, name, head, y) \
for ((x) = RB_MAX(name, head); \
((x) != NULL) && ((y) = name##_RB_PREV(x), 1); \
(x) = (y))
#endif /* _SYS_TREE_H_ */