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openmpi/ompi/contrib/libompitrace/barrier.c
2015-06-23 20:59:57 -07:00

40 строки
1.2 KiB
C

/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2009 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <stdio.h>
#include "ompi/mpi/c/bindings.h"
int MPI_Barrier(MPI_Comm comm)
{
char commname[MPI_MAX_OBJECT_NAME];
int len;
int rank;
PMPI_Comm_rank(MPI_COMM_WORLD, &rank);
PMPI_Comm_get_name(comm, commname, &len);
fprintf(stderr, "MPI_BARRIER[%d]: comm %s\n", rank, commname);
fflush(stderr);
return PMPI_Barrier(comm);
}