Fix build with tracing=OFF.

[simgrid.git] / src / surf / surf.c

diff --git a/src/surf/surf.c b/src/surf/surf.c
index 22aeea5..335351e 100644 (file)
--- a/src/surf/surf.c
+++ b/src/surf/surf.c
@@ -418,6 +418,11 @@ void surf_init(int *argc, char **argv)
   if (!history)
     history = tmgr_history_new();
 
+#ifdef HAVE_TRACING
+  TRACE_add_start_function(TRACE_surf_alloc);
+  TRACE_add_end_function(TRACE_surf_release);
+#endif
+
   sg_config_init(argc, argv);
 
   surf_action_init();
@@ -518,9 +523,11 @@ void surf_presolve(void)
             tmgr_history_get_next_event_leq(history, next_event_date,
                                             &value,
                                             (void **) &resource))) {
-      resource->model->model_private->update_resource_state(resource,
-                                                            event, value,
-                                                            NOW);
+      if (value >= 0){
+        resource->model->model_private->update_resource_state(resource,
+                                                              event, value,
+                                                              NOW);
+      }
     }
   }
   xbt_dynar_foreach(model_list, iter, model)
@@ -598,12 +605,12 @@ double surf_solve(double max_date)
         min = model_next_action_end;
     }
 
-    if (next_event_date == -1.0) {
+    if (next_event_date < 0.0) {
       XBT_DEBUG("no next TRACE event. Stop searching for it");
       break;
     }
 
-    if ((min != -1.0) && (next_event_date > NOW + min)) break;
+    if ((min == -1.0) || (next_event_date > NOW + min)) break;
 
     XBT_DEBUG("Updating models");
     while ((event =