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openmpi/ompi/mpi/c/comm_remote_group.c

75 строки
2.3 KiB
C
Исходник Обычный вид История

/*
* 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.
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* 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 (c) 2015 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* $COPYRIGHT$
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*
* Additional copyrights may follow
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*
* $HEADER$
*/
#include "ompi_config.h"
#include <stdio.h>
#include <string.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 OMPI_BUILD_MPI_PROFILING
#if OPAL_HAVE_WEAK_SYMBOLS
#pragma weak MPI_Comm_remote_group = PMPI_Comm_remote_group
#endif
#define MPI_Comm_remote_group PMPI_Comm_remote_group
#endif
static const char FUNC_NAME[] = "MPI_Comm_remote_group";
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int MPI_Comm_remote_group(MPI_Comm comm, MPI_Group *group)
{
MEMCHECKER(
memchecker_comm(comm);
);
OPAL_CR_NOOP_PROGRESS();
if ( MPI_PARAM_CHECK ) {
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
if (ompi_comm_invalid (comm)) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
FUNC_NAME);
}
if ( NULL == group ) {
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return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG,
FUNC_NAME);
}
}
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if ( OMPI_COMM_IS_INTER(comm) ) {
OBJ_RETAIN(comm->c_remote_group);
}
else {
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return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_COMM,
FUNC_NAME);
}
*group = (MPI_Group) comm->c_remote_group;
ompi_group_increment_proc_count(*group);
return MPI_SUCCESS;
}