From: David van Moolenbroek <david@minix3.org>
Date: Fri, 23 Dec 2011 18:05:09 +0000 (+0100)
Subject: sys/queue.h: add LIST_FOREACH_SAFE to netbsd copy
X-Git-Tag: v3.2.0~151
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/openssl_button.gif?a=commitdiff_plain;h=c21cdd3154745e9966229eee6a958117ce4ddd52;p=minix.git

sys/queue.h: add LIST_FOREACH_SAFE to netbsd copy
---

diff --git a/nbsd_include/sys/queue.h b/nbsd_include/sys/queue.h
index 4c72a39dd..91a83423b 100644
--- a/nbsd_include/sys/queue.h
+++ b/nbsd_include/sys/queue.h
@@ -166,6 +166,11 @@ struct {								\
 		(var);							\
 		(var) = ((var)->field.le_next))
 
+#define	LIST_FOREACH_SAFE(var, head, field, tvar)			\
+	for ((var) = LIST_FIRST((head));				\
+		(var) && ((tvar) = LIST_NEXT((var), field), 1);		\
+		(var) = (tvar))
+
 /*
  * List access methods.
  */