root/ompi/mpi/c/cart_get.c

/* [<][>][^][v][top][bottom][index][help] */

DEFINITIONS

This source file includes following definitions.
  1. MPI_Cart_get

   1 /*
   2  * Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
   3  *                         University Research and Technology
   4  *                         Corporation.  All rights reserved.
   5  * Copyright (c) 2004-2013 The University of Tennessee and The University
   6  *                         of Tennessee Research Foundation.  All rights
   7  *                         reserved.
   8  * Copyright (c) 2004-2008 High Performance Computing Center Stuttgart,
   9  *                         University of Stuttgart.  All rights reserved.
  10  * Copyright (c) 2004-2005 The Regents of the University of California.
  11  *                         All rights reserved.
  12  * Copyright (c) 2007      Cisco Systems, Inc.  All rights reserved.
  13  * Copyright (c) 2012      Los Alamos Nat Security, LLC. All rights reserved.
  14  * Copyright (c) 2012-2013 Inria.  All rights reserved.
  15  * Copyright (c) 2015      Research Organization for Information Science
  16  *                         and Technology (RIST). All rights reserved.
  17  * $COPYRIGHT$
  18  *
  19  * Additional copyrights may follow
  20  *
  21  * $HEADER$
  22  */
  23 #include "ompi_config.h"
  24 #include <stdio.h>
  25 
  26 #include "ompi/mpi/c/bindings.h"
  27 #include "ompi/runtime/params.h"
  28 #include "ompi/communicator/communicator.h"
  29 #include "ompi/errhandler/errhandler.h"
  30 #include "ompi/mca/topo/topo.h"
  31 #include "ompi/memchecker.h"
  32 
  33 #if OMPI_BUILD_MPI_PROFILING
  34 #if OPAL_HAVE_WEAK_SYMBOLS
  35 #pragma weak MPI_Cart_get = PMPI_Cart_get
  36 #endif
  37 #define MPI_Cart_get PMPI_Cart_get
  38 #endif
  39 
  40 static const char FUNC_NAME[] = "MPI_Cart_get";
  41 
  42 int MPI_Cart_get(MPI_Comm comm, int maxdims, int dims[],
  43                  int periods[], int coords[])
  44 {
  45     int err;
  46 
  47     MEMCHECKER(
  48         memchecker_comm(comm);
  49     );
  50 
  51     /* check the arguments */
  52     if (MPI_PARAM_CHECK) {
  53         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  54         if (ompi_comm_invalid(comm) || OMPI_COMM_IS_INTER(comm)) {
  55             return OMPI_ERRHANDLER_INVOKE (MPI_COMM_WORLD, MPI_ERR_COMM,
  56                                           FUNC_NAME);
  57         }
  58         if ((0 > maxdims) || (0 < maxdims &&
  59                               ((NULL == dims) || (NULL == periods) ||
  60                                (NULL == coords)))) {
  61             return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_ARG,
  62                                           FUNC_NAME);
  63         }
  64     }
  65 
  66     if (!OMPI_COMM_IS_CART(comm)) {
  67         return OMPI_ERRHANDLER_INVOKE (comm, MPI_ERR_TOPOLOGY,
  68                                       FUNC_NAME);
  69     }
  70     OPAL_CR_ENTER_LIBRARY();
  71 
  72     err = comm->c_topo->topo.cart.cart_get(comm, maxdims, dims, periods, coords);
  73     OPAL_CR_EXIT_LIBRARY();
  74 
  75     OMPI_ERRHANDLER_RETURN(err, comm, err, FUNC_NAME);
  76 }

/* [<][>][^][v][top][bottom][index][help] */