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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2020 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) 2006-2007 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2006-2009 University of Houston. All rights reserved.
* Copyright (c) 2012-2013 Inria. All rights reserved.
* Copyright (c) 2014-2015 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2016 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2018 Triad National Security, LLC. All rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "ompi/mpi/c/bindings.h"
#include "ompi/runtime/params.h"
#include "ompi/errhandler/errhandler.h"
#include "ompi/mca/pml/pml.h"
#include "ompi/communicator/communicator.h"
#include "ompi/request/request.h"
#include "ompi/memchecker.h"
#if OMPI_BUILD_MPI_PROFILING
#if OPAL_HAVE_WEAK_SYMBOLS
#pragma weak MPI_Intercomm_create = PMPI_Intercomm_create
#endif
#define MPI_Intercomm_create PMPI_Intercomm_create
#endif
static const char FUNC_NAME[] = "MPI_Intercomm_create";
int MPI_Intercomm_create(MPI_Comm local_comm, int local_leader,
MPI_Comm bridge_comm, int remote_leader,
int tag, MPI_Comm *newintercomm)
{
int rc;
MEMCHECKER(
memchecker_comm(local_comm);
memchecker_comm(bridge_comm);
);
if ( MPI_PARAM_CHECK ) {
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
if ( ompi_comm_invalid ( local_comm ) ||
( local_comm->c_flags & OMPI_COMM_INTER ) )
return OMPI_ERRHANDLER_INVOKE ( MPI_COMM_WORLD, MPI_ERR_COMM,
FUNC_NAME);
if ( NULL == newintercomm )
return OMPI_ERRHANDLER_INVOKE ( local_comm, MPI_ERR_ARG,
FUNC_NAME);
/* if ( tag < 0 || tag > MPI_TAG_UB )
return OMPI_ERRHANDLER_INVOKE ( local_comm, MPI_ERR_ARG,
FUNC_NAME);
*/
}
#if OPAL_ENABLE_FT_MPI
/*
* We must not call ompi_comm_iface_create_check() here, because that
* risks leaving the remote group dangling on an unmatched operation.
* We will let the logic proceed and discover the
* issue internally so that all sides get informed.
*/
#endif
rc = ompi_intercomm_create (local_comm, local_leader, bridge_comm, remote_leader, tag,
newintercomm);
OMPI_ERRHANDLER_RETURN (rc, local_comm, rc, FUNC_NAME);
}
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