From: alegrand <alegrand@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Sat, 4 Aug 2007 21:48:43 +0000 (+0000)
Subject: Return whether an item was removed or not when trying to remove a value in a fifo.
X-Git-Tag: v3.3~1408
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/53f1aab6d0ed79310d4daba0e05a5c61f5cbab4d

Return whether an item was removed or not when trying to remove a value in a fifo.


git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@3952 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---

diff --git a/include/xbt/fifo.h b/include/xbt/fifo.h
index dacb28afc3..c63c371ec6 100644
--- a/include/xbt/fifo.h
+++ b/include/xbt/fifo.h
@@ -65,7 +65,7 @@ XBT_PUBLIC(xbt_fifo_item_t) xbt_fifo_pop_item(xbt_fifo_t);
 XBT_PUBLIC(void) xbt_fifo_unshift_item(xbt_fifo_t, xbt_fifo_item_t);
 XBT_PUBLIC(xbt_fifo_item_t) xbt_fifo_shift_item(xbt_fifo_t);
 
-XBT_PUBLIC(void) xbt_fifo_remove(xbt_fifo_t, void *);
+XBT_PUBLIC(int) xbt_fifo_remove(xbt_fifo_t, void *);
 XBT_PUBLIC(void) xbt_fifo_remove_item(xbt_fifo_t, xbt_fifo_item_t);
 
 XBT_PUBLIC(xbt_fifo_item_t) xbt_fifo_get_first_item(xbt_fifo_t l);
diff --git a/src/xbt/fifo.c b/src/xbt/fifo.c
index 09fed3254e..f91ab8321f 100644
--- a/src/xbt/fifo.c
+++ b/src/xbt/fifo.c
@@ -229,8 +229,9 @@ xbt_fifo_item_t xbt_fifo_shift_item(xbt_fifo_t l)
  *
  * removes the first occurence of \a t from \a l. 
  * \warning it will not remove duplicates
+ * \return 1 if an item was removed and 0 otherwise.
  */
-void xbt_fifo_remove(xbt_fifo_t l, void *t)
+int  xbt_fifo_remove(xbt_fifo_t l, void *t)
 {
   xbt_fifo_item_t current, current_next;
 
@@ -243,9 +244,9 @@ void xbt_fifo_remove(xbt_fifo_t l, void *t)
     xbt_fifo_remove_item(l, current);
     xbt_fifo_free_item(current);
     /* WILL NOT REMOVE DUPLICATES */
-    break;
+    return 1;
   }
-  return;
+  return 0;
 }
 
 /**