45 строки
898 B
C
45 строки
898 B
C
/* -*- C -*-
|
|
*
|
|
* $HEADER$
|
|
*
|
|
* Test of connect/accept - the accept (server) side
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include "mpi.h"
|
|
|
|
int main(int argc, char* argv[])
|
|
{
|
|
int rank, size;
|
|
MPI_Info info;
|
|
char port[MPI_MAX_PORT_NAME];
|
|
MPI_Comm client;
|
|
|
|
MPI_Init(&argc, &argv);
|
|
|
|
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
|
|
MPI_Comm_size(MPI_COMM_WORLD, &size);
|
|
|
|
printf("Hello, World, I am %d of %d\n", rank, size);
|
|
fflush(stdout);
|
|
|
|
MPI_Info_create(&info);
|
|
MPI_Info_set(info, "ompi_global_scope", "true");
|
|
|
|
if (0 == rank) {
|
|
MPI_Open_port(MPI_INFO_NULL, port);
|
|
MPI_Publish_name("test-pub", info, port);
|
|
MPI_Comm_accept(port, MPI_INFO_NULL, 0, MPI_COMM_WORLD, &client);
|
|
}
|
|
|
|
MPI_Barrier(client);
|
|
|
|
if (0 == rank) {
|
|
MPI_Unpublish_name("test-pub", info, port);
|
|
MPI_Close_port(port);
|
|
}
|
|
|
|
MPI_Finalize();
|
|
return 0;
|
|
}
|