+++ /dev/null
-
-
-#include <stdio.h>
-#include <string.h>
-#include "mpi.h"
-
-#define buf_size 128
-
-int
-main (int argc, char **argv)
-{
- int rank;
- MPI_Comm comm = MPI_COMM_WORLD;
- char processor_name[128];
- int namelen = 128;
- int buf0[buf_size];
- int buf1[buf_size];
-
- /* init */
- MPI_Init (&argc, &argv);
- MPI_Comm_rank (comm, &rank);
- MPI_Get_processor_name (processor_name, &namelen);
- printf ("(%d) is alive on %s\n", rank, processor_name);
- fflush (stdout);
-
- if (rank == 0) {
- memset (buf0, 0, buf_size*sizeof(int));
- MPI_Bcast (buf0, buf_size, MPI_INT, 1, MPI_COMM_WORLD);
- MPI_Bcast (buf0, buf_size, MPI_INT, 0, MPI_COMM_WORLD);
- }
- else {
- if (rank == 1)
- memset (buf1, 1, buf_size*sizeof(int));
-
- MPI_Bcast (buf0, buf_size, MPI_INT, 0, MPI_COMM_WORLD);
- MPI_Bcast (buf0, buf_size, MPI_INT, 1, MPI_COMM_WORLD);
- }
-
- MPI_Finalize ();
- printf ("(%d) Finished normally\n", rank);
-}
-
-/* EOF */