File: p_barrier.c

package info (click to toggle)
mpich 4.3.0%2Breally4.2.1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 419,120 kB
  • sloc: ansic: 1,215,557; cpp: 74,755; javascript: 40,763; f90: 20,649; sh: 18,463; xml: 14,418; python: 14,397; perl: 13,772; makefile: 9,279; fortran: 8,063; java: 4,553; asm: 324; ruby: 176; lisp: 19; php: 8; sed: 4
file content (30 lines) | stat: -rw-r--r-- 620 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
/*
 * Copyright (C) by Argonne National Laboratory
 *     See COPYRIGHT in top-level directory
 */

#include "mpitest.h"
#include <mpi.h>
#include <stdio.h>
#include <unistd.h>

int main(int argc, char *argv[])
{
    MPI_Request req;
    MPI_Info info;
    int rank, i;

    MTest_Init(&argc, &argv);
    MPI_Comm_rank(MPI_COMM_WORLD, &rank);
    MPI_Info_create(&info);
    MPI_Barrier_init(MPI_COMM_WORLD, info, &req);
    for (i = 0; i < 10; ++i) {
        MPI_Start(&req);
        MPI_Wait(&req, MPI_STATUS_IGNORE);
    }
    MPI_Request_free(&req);
    MPI_Info_free(&info);

    MTest_Finalize(0);
    return 0;
}