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 }