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authorHajimu UMEMOTO <ume@FreeBSD.org>2007-06-03 18:11:28 +0000
committerHajimu UMEMOTO <ume@FreeBSD.org>2007-06-03 18:11:28 +0000
commitf3fd1dbd2ee0f02610d951d469eb1930ec6b5efa (patch)
tree4cc38f888bed68a5831b2b38fdb192def4dfc720
parent861249f5830e8658b61130e0ee7eaad2e93d0449 (diff)
downloadsrc-vendor/resolver/9.4.1.tar.gz
src-vendor/resolver/9.4.1.zip
Vendor import of BIND 9.4.1vendor/resolver/9.4.1
-rw-r--r--lib/libc/include/isc/list.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/libc/include/isc/list.h b/lib/libc/include/isc/list.h
index ad574ac2b587..c85c6676b51c 100644
--- a/lib/libc/include/isc/list.h
+++ b/lib/libc/include/isc/list.h
@@ -66,12 +66,16 @@
INSIST(LINKED(elt, link));\
if ((elt)->link.next != NULL) \
(elt)->link.next->link.prev = (elt)->link.prev; \
- else \
+ else { \
+ INSIST((list).tail == (elt)); \
(list).tail = (elt)->link.prev; \
+ } \
if ((elt)->link.prev != NULL) \
(elt)->link.prev->link.next = (elt)->link.next; \
- else \
+ else { \
+ INSIST((list).head == (elt)); \
(list).head = (elt)->link.next; \
+ } \
INIT_LINK_TYPE(elt, link, type); \
} while (0)
#define UNLINK(list, elt, link) \
@@ -110,3 +114,4 @@
#define DEQUEUE(list, elt, link) UNLINK(list, elt, link)
#endif /* LIST_H */
+/*! \file */