X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/708989f9970b6f37f3ca7c7b568bcbfeaa53867f..c9bee92e0541ed3ccbd101e900b912720b9996b0:/src/xbt/mmalloc/mm_legacy.c

diff --git a/src/xbt/mmalloc/mm_legacy.c b/src/xbt/mmalloc/mm_legacy.c
index f520762bac..74bc4286e1 100644
--- a/src/xbt/mmalloc/mm_legacy.c
+++ b/src/xbt/mmalloc/mm_legacy.c
@@ -13,6 +13,13 @@
 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(xbt_mm_legacy, xbt,
                                 "Logging specific to mm_legacy in mmalloc");
 
+/* The mmalloc() package can use a single implicit malloc descriptor
+   for mmalloc/mrealloc/mfree operations which do not supply an explicit
+   descriptor.  This allows mmalloc() to provide
+   backwards compatibility with the non-mmap'd version. */
+struct mdesc *__mmalloc_default_mdp;
+
+
 static void *__mmalloc_current_heap = NULL;     /* The heap we are currently using. */
 
 #include "xbt_modinter.h"
@@ -345,16 +352,7 @@ int mmalloc_compare_mdesc(struct mdesc *mdp1, struct mdesc *mdp2, void *std_heap
     }
   }
 
-  if(mdp1->saved_errno != mdp2->saved_errno){
-    if(XBT_LOG_ISENABLED(xbt_mm_legacy, xbt_log_priority_debug)){
-      XBT_DEBUG("Different errno");
-      errors++;
-    }else{
-      return 1;
-    }
-  }
-
-  if(mdp1->version != mdp2->version){
+   if(mdp1->version != mdp2->version){
     if(XBT_LOG_ISENABLED(xbt_mm_legacy, xbt_log_priority_debug)){
       XBT_DEBUG("Different version of the mmalloc package");
       errors++;