2004-01-21 03:05:46 +03:00
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/*
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2007-03-17 02:11:45 +03:00
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* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
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2005-11-05 22:57:48 +03:00
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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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2008-02-12 11:46:27 +03:00
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* Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
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2004-11-28 23:09:25 +03:00
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* University of Stuttgart. All rights reserved.
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2005-03-24 15:43:37 +03:00
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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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2007-03-21 14:10:42 +03:00
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* Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
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2004-11-22 04:38:40 +03:00
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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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2004-10-15 23:31:47 +04:00
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* $HEADER$
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2004-01-21 03:05:46 +03:00
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*/
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2004-06-07 19:33:53 +04:00
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#include "ompi_config.h"
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2004-01-21 03:05:46 +03:00
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#include <stdio.h>
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2006-02-12 04:33:29 +03:00
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#include "ompi/mpi/c/bindings.h"
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2005-09-12 13:17:44 +04:00
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#include "ompi/mca/topo/topo.h"
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2008-02-12 21:01:17 +03:00
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#include "ompi/memchecker.h"
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2004-01-21 03:05:46 +03:00
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2004-06-07 19:33:53 +04:00
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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2004-01-21 03:05:46 +03:00
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#pragma weak MPI_Cart_get = PMPI_Cart_get
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#endif
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2004-06-07 19:33:53 +04:00
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#if OMPI_PROFILING_DEFINES
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2006-02-12 04:33:29 +03:00
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#include "ompi/mpi/c/profile/defines.h"
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2004-04-20 22:50:43 +04:00
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#endif
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2004-07-30 06:58:53 +04:00
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static const char FUNC_NAME[] = "MPI_Cart_get";
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2004-01-21 03:05:46 +03:00
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int MPI_Cart_get(MPI_Comm comm, int maxdims, int *dims,
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2004-08-02 04:24:22 +04:00
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int *periods, int *coords)
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{
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2004-04-22 00:55:54 +04:00
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/* local variables */
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2004-08-02 04:24:22 +04:00
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mca_topo_base_module_cart_get_fn_t func;
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2004-04-22 00:55:54 +04:00
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int err;
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2008-02-20 01:15:52 +03:00
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2008-02-12 11:46:27 +03:00
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MEMCHECKER(
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memchecker_comm(comm);
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);
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2007-03-17 02:11:45 +03:00
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2004-04-22 00:55:54 +04:00
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/* check the arguments */
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if (MPI_PARAM_CHECK) {
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2004-07-30 06:58:53 +04:00
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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2007-03-21 14:10:42 +03:00
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if (ompi_comm_invalid(comm) || OMPI_COMM_IS_INTER(comm)) {
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2004-06-07 19:33:53 +04:00
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return OMPI_ERRHANDLER_INVOKE (MPI_COMM_WORLD, MPI_ERR_COMM,
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2004-07-30 06:58:53 +04:00
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FUNC_NAME);
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2004-04-22 00:55:54 +04:00
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}
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2004-06-07 19:33:53 +04:00
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if (!OMPI_COMM_IS_CART(comm)) {
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2005-04-19 04:45:29 +04:00
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return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_TOPOLOGY,
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2004-07-30 06:58:53 +04:00
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FUNC_NAME);
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2004-04-22 00:55:54 +04:00
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}
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if ((0 > maxdims) || (0 < maxdims &&
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2004-07-30 06:58:53 +04:00
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((NULL == dims) || (NULL == periods) ||
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(NULL == coords)))) {
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2005-04-19 04:45:29 +04:00
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return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_ARG,
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2004-07-30 06:58:53 +04:00
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FUNC_NAME);
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2004-04-22 00:55:54 +04:00
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}
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}
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2008-02-20 01:15:52 +03:00
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OPAL_CR_ENTER_LIBRARY();
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2004-04-22 00:55:54 +04:00
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/* get the function pointer to do the right thing */
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2004-07-21 02:21:47 +04:00
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func = comm->c_topo->topo_cart_get;
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2004-04-22 00:55:54 +04:00
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/* all arguments are checked and now call the back end function */
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2008-02-20 01:15:52 +03:00
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err = func(comm, maxdims, dims, periods, coords);
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OPAL_CR_EXIT_LIBRARY();
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if ( MPI_SUCCESS != err ) {
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2005-04-19 04:45:29 +04:00
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return OMPI_ERRHANDLER_INVOKE(comm, err, FUNC_NAME);
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2004-04-22 00:55:54 +04:00
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}
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/* All done */
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2004-01-21 03:05:46 +03:00
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return MPI_SUCCESS;
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}
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