From a326d6dba91637d80c5f88fa450fe2e02ba445cb Mon Sep 17 00:00:00 2001
From: Andrew Bartlett <abartlet@samba.org>
Date: Fri, 30 Dec 2005 08:57:33 +0000
Subject: r12601: Syncronise both copies of dlinklist.h.

Should we somehow link these, or just use the version in ldb?

Andrew Bartlett
(This used to be commit e98d14668e3fdee01b103adb5aec733790eee96d)
---
 source4/lib/ldb/include/dlinklist.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'source4/lib/ldb/include/dlinklist.h')

diff --git a/source4/lib/ldb/include/dlinklist.h b/source4/lib/ldb/include/dlinklist.h
index a39007375f..176c138aaf 100644
--- a/source4/lib/ldb/include/dlinklist.h
+++ b/source4/lib/ldb/include/dlinklist.h
@@ -71,6 +71,20 @@ do { \
 		} \
 } while (0)
 
+/* insert 'p' after the given element 'el' in a list. If el is NULL then
+   this is the same as a DLIST_ADD() */
+#define DLIST_ADD_AFTER(list, p, el) \
+do { \
+        if (!(list) || !(el)) { \
+		DLIST_ADD(list, p); \
+	} else { \
+		p->prev = el; \
+		p->next = el->next; \
+		el->next = p; \
+		if (p->next) p->next->prev = p; \
+	}\
+} while (0)
+
 /* demote an element to the end of the list, needs a tmp pointer */
 #define DLIST_DEMOTE(list, p, tmp) \
 do { \
-- 
cgit