X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/574a14ec63c644ead300e6bcc7ce3e9cdf45720c..0e60eb5e5f8cacfcb265c7387b68301b8f1c006c:/include/xbt/dynar.h?ds=sidebyside

diff --git a/include/xbt/dynar.h b/include/xbt/dynar.h
index c86b868a23..79b590d6d0 100644
--- a/include/xbt/dynar.h
+++ b/include/xbt/dynar.h
@@ -94,6 +94,7 @@ XBT_PUBLIC(void) xbt_dynar_remove_at(xbt_dynar_t const dynar,
                                      const int idx, void *const dst);
 
 XBT_PUBLIC(unsigned int) xbt_dynar_search(xbt_dynar_t const dynar, void *elem);
+XBT_PUBLIC(signed int) xbt_dynar_search_or_negative(xbt_dynar_t const dynar, void *const elem);
 XBT_PUBLIC(int) xbt_dynar_member(xbt_dynar_t const dynar, void *elem);
 XBT_PUBLIC(void) xbt_dynar_sort(xbt_dynar_t const dynar,
                                 int_f_cpvoid_cpvoid_t compar_fn);
@@ -223,16 +224,13 @@ typedef struct xbt_dynar_s {
   unsigned long elmsize;
   void *data;
   void_f_pvoid_t free_f;
-  xbt_mutex_t mutex;
 } s_xbt_dynar_t;
 
 static XBT_INLINE void
 _xbt_dynar_cursor_first(const xbt_dynar_t dynar,
                         unsigned int *const cursor)
 {
-  /* don't test for dynar!=NULL. The segfault would tell us */
-  if (dynar->mutex)             /* ie _dynar_lock(dynar) but not public */
-    xbt_mutex_acquire(dynar->mutex);
+  /* iterating over a NULL dynar is a no-op (but we don't want to have uninitialized counters) */
 
   //XBT_DEBUG("Set cursor on %p to the first position", (void *) dynar);
   *cursor = 0;
@@ -242,11 +240,11 @@ static XBT_INLINE int
 _xbt_dynar_cursor_get(const xbt_dynar_t dynar,
                       unsigned int idx, void *const dst)
 {
+  if (!dynar) /* iterating over a NULL dynar is a no-op */
+    return FALSE;
 
   if (idx >= dynar->used) {
     //XBT_DEBUG("Cursor on %p already on last elem", (void *) dynar);
-    if (dynar->mutex)           /* unlock */
-      xbt_mutex_release(dynar->mutex);
     return FALSE;
   }
   //  XBT_DEBUG("Cash out cursor on %p at %u", (void *) dynar, *idx);
@@ -278,7 +276,7 @@ xbt_dynar_foreach (dyn,cpt,str) {
  */
 #define xbt_dynar_foreach(_dynar,_cursor,_data) \
        for (_xbt_dynar_cursor_first(_dynar,&(_cursor))      ; \
-	    _xbt_dynar_cursor_get(_dynar,_cursor,&_data) ; \
+      _xbt_dynar_cursor_get(_dynar,_cursor,&_data) ; \
             (_cursor)++         )
 
 /** @} */