model-checker : init result of simcalls for snapshot comparison done during simcall

[simgrid.git] / src / simix / smx_user.c

diff --git a/src/simix/smx_user.c b/src/simix/smx_user.c
index a6415b5..cf09a36 100644 (file)
--- a/src/simix/smx_user.c
+++ b/src/simix/smx_user.c
@@ -726,6 +726,7 @@ XBT_PUBLIC(void) simcall_process_auto_restart_set(smx_process_t process, int aut
 
   SIMIX_simcall_push(simcall->issuer);
 }
+
 /**
  * \ingroup simix_process_management
  * \brief Restarts the process, killing it and starting it again from scratch.
@@ -1268,7 +1269,7 @@ int simcall_comm_is_latency_bounded(smx_action_t comm)
 smx_mutex_t simcall_mutex_init(void)
 {
   if(!simix_global) {
-    fprintf(stderr,"You must run MSG_init or gras_init before using MSG or GRAS\n"); // I would have loved using xbt_die but I can't since it is not initialized yet... :)
+    fprintf(stderr,"You must run MSG_init before using MSG\n"); // We can't use xbt_die since we may get there before the initialization
     xbt_abort();
   }
   smx_simcall_t simcall = SIMIX_simcall_mine();
@@ -1651,6 +1652,35 @@ xbt_dict_t simcall_file_ls(const char* mount, const char* path)
   return simcall->file_ls.result;
 }
 
+#ifdef HAVE_MC
+
+void *simcall_mc_snapshot(void)
+{
+  smx_simcall_t simcall = SIMIX_simcall_mine();
+  simcall->call = SIMCALL_MC_SNAPSHOT;
+  
+  SIMIX_simcall_push(simcall->issuer);
+
+  return simcall->mc_snapshot.s;
+}
+
+int simcall_mc_compare_snapshots(void *s1, void *s2){
+  
+  smx_simcall_t simcall = SIMIX_simcall_mine();
+  simcall->call = SIMCALL_MC_COMPARE_SNAPSHOTS;
+  simcall->mc_compare_snapshots.snapshot1 = s1;
+  simcall->mc_compare_snapshots.snapshot2 = s2;
+  
+  if(MC_is_active()) /* Initialize result to a default value for snapshot comparison done during simcall */
+    simcall->mc_compare_snapshots.result = -1;
+  
+  SIMIX_simcall_push(simcall->issuer);
+  
+  return simcall->mc_compare_snapshots.result;
+}
+
+#endif /* HAVE_MC */
+
 /* ****************************************************************************************** */
 /* TUTORIAL: New API                                                                          */
 /* All functions for simcall                                                                  */