2 /* Creator: Bronis R. de Supinski (bronis@llnl.gov) Thu Jan 3 2002 */
3 /* no-error-probe.c -- do some MPI calls without any errors */
11 main (int argc, char **argv)
15 char processor_name[128];
22 MPI_Init (&argc, &argv);
23 MPI_Comm_size (MPI_COMM_WORLD, &nprocs);
24 MPI_Comm_rank (MPI_COMM_WORLD, &rank);
25 MPI_Get_processor_name (processor_name, &namelen);
26 printf ("(%d) is alive on %s\n", rank, processor_name);
29 MPI_Barrier (MPI_COMM_WORLD);
33 printf ("not enough tasks\n");
39 MPI_Send (&i, 1, MPI_INT, 1, 0, MPI_COMM_WORLD);
41 MPI_Probe (1, 0, MPI_COMM_WORLD, &status);
43 MPI_Recv (&x, 1, MPI_DOUBLE, 1, 0, MPI_COMM_WORLD, &status);
49 MPI_Probe (0, 0, MPI_COMM_WORLD, &status);
51 MPI_Recv (&i, 1, MPI_INT, 0, 0, MPI_COMM_WORLD, &status);
53 MPI_Send (&x, 1, MPI_DOUBLE, 0, 0, MPI_COMM_WORLD);
56 MPI_Barrier (MPI_COMM_WORLD);
59 printf ("(%d) Finished normally\n", rank);