78 строки
2.5 KiB
C
78 строки
2.5 KiB
C
/*
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* Copyright (c) 2004-2007 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) 2004-2013 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) 2004-2008 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) 2007 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2012-2013 Inria. All rights reserved.
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* Copyright (c) 2015 Research Organization for Information Science
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* and Technology (RIST). 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/runtime/params.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/errhandler/errhandler.h"
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#include "ompi/mca/topo/topo.h"
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#include "ompi/memchecker.h"
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#if OMPI_BUILD_MPI_PROFILING
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#if OPAL_HAVE_WEAK_SYMBOLS
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#pragma weak MPI_Graphdims_get = PMPI_Graphdims_get
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#endif
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#define MPI_Graphdims_get PMPI_Graphdims_get
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#endif
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static const char FUNC_NAME[] = "MPI_Graphdims_get";
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int MPI_Graphdims_get(MPI_Comm comm, int *nnodes, int *nedges)
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{
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int err;
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MEMCHECKER(
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memchecker_comm(comm);
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);
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/* check the arguments */
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if (MPI_PARAM_CHECK) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if (ompi_comm_invalid(comm)) {
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return OMPI_ERRHANDLER_INVOKE (MPI_COMM_WORLD, MPI_ERR_COMM,
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FUNC_NAME);
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}
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if (OMPI_COMM_IS_INTER(comm)) {
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return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_COMM,
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FUNC_NAME);
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}
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if (NULL == nnodes || NULL == nedges) {
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return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_ARG,
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FUNC_NAME);
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}
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}
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if (!OMPI_COMM_IS_GRAPH(comm)) {
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return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_TOPOLOGY,
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FUNC_NAME);
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}
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OPAL_CR_ENTER_LIBRARY();
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err = comm->c_topo->topo.graph.graphdims_get(comm, nnodes, nedges);
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OPAL_CR_EXIT_LIBRARY();
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OMPI_ERRHANDLER_RETURN(err, comm, err, FUNC_NAME);
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}
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