source: CIVL/examples/languageFeatures/bundleTestBad.cvl@ dfb0fef

/* Testing for bundle pack and unpack.
   Bad example.
 */
#include <civlc.h>
#include <mpi.h>

CMPI_Gcomm Gcomm;
void main(){
  /* Process function */
  void Process(int i){
    MPI_Comm comm = CMPI_Comm_create($here, Gcomm, i);
    int rank;

    __MPI_Init(&comm);
    MPI_Comm_rank(comm, &rank);
    /* In total 2 processes, 0 sends and 1 receives */
    if (rank == 0){
      int a3d[3][4][5];
      int counter = 0;

      for(int i=0; i<3; i++)
        for(int j=0; j<4; j++)
          for(int k=0; k<5; k++)
            a3d[i][j][k] = counter++;

      MPI_Send(&a3d[1][0][3], 8, MPI_INT, 1, 0, comm);
    }
    else{
      int a4d[2][2][2][2];

      MPI_Recv(&a4d[1][0][1], 8, MPI_INT, 0, 0, comm, MPI_STATUS_IGNORE);
    }
    CMPI_Comm_destroy(comm);
    __MPI_Finalize(&comm);
  }

  $proc procs[2];

  Gcomm = CMPI_Gcomm_create($root, 2);
  for(int i=0; i<2; i++)
    procs[i] = $spawn Process(i);

  for(int i=0; i<2; i++)
    $wait(procs[i]);
  CMPI_Gcomm_destroy(Gcomm);
}