X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d0f994420add8bbefc3390a94aaffc4875f4893d..cd5f7e267ddf88a1245362cc4ed230799e93c342:/examples/smpi/mc/mutual_exclusion.c

diff --git a/examples/smpi/mc/mutual_exclusion.c b/examples/smpi/mc/mutual_exclusion.c
index c63b9fd4b6..9a3de8cf24 100644
--- a/examples/smpi/mc/mutual_exclusion.c
+++ b/examples/smpi/mc/mutual_exclusion.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2014. The SimGrid Team.
+/* Copyright (c) 2014-2019. The SimGrid Team.
  * All rights reserved.                                                     */
 
 /* This program is free software; you can redistribute it and/or modify it
@@ -13,14 +13,14 @@
 #define RELEASE_TAG 2
 
 int main(int argc, char **argv){
-  int err, size, rank;
+  int size;
+  int rank;
   int recv_buff;
   MPI_Status status;
-  int CS_used = 0;
   xbt_dynar_t requests = xbt_dynar_new(sizeof(int), NULL);
 
   /* Initialize MPI */
-  err = MPI_Init(&argc, &argv);
+  int err = MPI_Init(&argc, &argv);
   if(err !=  MPI_SUCCESS){
     printf("MPI initialization failed !\n");
     exit(1);
@@ -34,6 +34,7 @@ int main(int argc, char **argv){
   MPI_Comm_rank(MPI_COMM_WORLD, &rank);
 
   if(rank == 0){ /* Coordinator */
+    int CS_used = 0;
     while(1){
       MPI_Recv(&recv_buff, 1, MPI_INT, MPI_ANY_SOURCE, MPI_ANY_TAG, MPI_COMM_WORLD, &status);
       if(status.MPI_TAG == REQUEST_TAG){