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openmpi/ompi/mpi/c/comm_disconnect.c
Ralph Castain 3e6e1046a3 fix a correctness issue by returning an error if waitall fails and invoking the mpi error handler
cmr:v1.7.2:reviewer=jsquyres

This commit was SVN r28533.
2013-05-16 15:04:37 +00:00

78 строки
2.2 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) 2006 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"
#include "ompi/runtime/params.h"
#include "ompi/communicator/communicator.h"
#include "ompi/errhandler/errhandler.h"
#include "ompi/memchecker.h"
#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
#pragma weak MPI_Comm_disconnect = PMPI_Comm_disconnect
#endif
#if OMPI_PROFILING_DEFINES
#include "ompi/mpi/c/profile/defines.h"
#endif
#include "ompi/mca/dpm/dpm.h"
static const char FUNC_NAME[] = "MPI_Comm_disconnect";
int MPI_Comm_disconnect(MPI_Comm *comm)
{
int ret = MPI_SUCCESS;
MEMCHECKER(
memchecker_comm(*comm);
);
if ( MPI_PARAM_CHECK ) {
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
if ( ompi_comm_invalid (*comm))
return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
FUNC_NAME);
}
if (MPI_COMM_WORLD == *comm || MPI_COMM_SELF == *comm ) {
return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM, FUNC_NAME);
}
OPAL_CR_ENTER_LIBRARY();
if ( OMPI_COMM_IS_DYNAMIC(*comm)) {
if (OMPI_SUCCESS != ompi_dpm.disconnect (*comm)) {
ret = OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM, FUNC_NAME);
}
}
else {
(*comm)->c_coll.coll_barrier(*comm, (*comm)->c_coll.coll_barrier_module);
}
ompi_comm_free(comm);
OPAL_CR_EXIT_LIBRARY();
return ret;
}