From: Martin Mares <mj@ucw.cz>
Date: Sat, 29 Dec 2007 17:48:41 +0000 (+0100)
Subject: Added clist_remove_head() and clist_remove_tail().
X-Git-Tag: holmes-import~476^2~4
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=c43097382a9af8d5ba4a32ecaef9392efb1d70d5;p=libucw.git

Added clist_remove_head() and clist_remove_tail().
---

diff --git a/lib/clists.h b/lib/clists.h
index 4f1848d8..8b67608c 100644
--- a/lib/clists.h
+++ b/lib/clists.h
@@ -1,7 +1,7 @@
 /*
  *	UCW Library -- Circular Linked Lists
  *
- *	(c) 2003--2005 Martin Mares <mj@ucw.cz>
+ *	(c) 2003--2007 Martin Mares <mj@ucw.cz>
  *
  *	This software may be freely distributed and used according to the terms
  *	of the GNU Lesser General Public License.
@@ -86,6 +86,22 @@ static inline void clist_remove(cnode *n)
   after->prev = before;
 }
 
+static inline void *clist_remove_head(clist *l)
+{
+  cnode *n = clist_head(l);
+  if (n)
+    clist_remove(n);
+  return n;
+}
+
+static inline void *clist_remove_tail(clist *l)
+{
+  cnode *n = clist_tail(l);
+  if (n)
+    clist_remove(n);
+  return n;
+}
+
 static inline void clist_init(clist *l)
 {
   cnode *head = &l->head;