58 строки
1.8 KiB
C
58 строки
1.8 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2006 University of Houston. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "ompi_config.h"
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#include <stdio.h>
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#include "ompi/mpi/c/bindings.h"
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#include "ompi/group/group.h"
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#include "ompi/errhandler/errhandler.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/proc/proc.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Group_intersection = PMPI_Group_intersection
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#endif
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#if OMPI_PROFILING_DEFINES
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#include "ompi/mpi/c/profile/defines.h"
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#endif
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static const char FUNC_NAME[] = "MPI_Group_intersection";
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int MPI_Group_intersection(MPI_Group group1, MPI_Group group2,
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MPI_Group *new_group)
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{
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int err;
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if ( MPI_PARAM_CHECK ) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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/* verify that groups are valid */
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if ( (MPI_GROUP_NULL == group1) || (MPI_GROUP_NULL == group2) ||
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( NULL == group1) || (NULL == group2) ) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_GROUP,
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FUNC_NAME);
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}
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}
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err = ompi_group_intersection ( group1, group2, new_group );
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OMPI_ERRHANDLER_RETURN(err, MPI_COMM_WORLD, err, FUNC_NAME );
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}
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