model-checker : use rename() instead of system(mv ..)

diff --git a/src/mc/mc_liveness.c b/src/mc/mc_liveness.c
index 6c35380..82481dc 100644 (file)
--- a/src/mc/mc_liveness.c
+++ b/src/mc/mc_liveness.c
@@ -64,8 +64,8 @@ int create_dump(int pair)
     if(WIFSIGNALED(status) && WCOREDUMP(status)){
       printf("got a core dump\n");
       char *core_name = malloc(20);
-      sprintf(core_name,"mv core core_%d", pair); 
-      system((char *)core_name);
+      sprintf(core_name,"core_%d", pair); 
+      rename("core", core_name);
       free(core_name);
     }
   }