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) 2004-2005 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) 2006 Cisco Systems, Inc. All rights reserved.
13 * Copyright (c) 2015 Research Organization for Information Science
14 * and Technology (RIST). All rights reserved.
15 * $COPYRIGHT$
16 *
17 * Additional copyrights may follow
18 *
19 * $HEADER$
20 */
21 #include "ompi_config.h"
22 #include <stdio.h>
23
24 #include "ompi/mpi/c/bindings.h"
25 #include "ompi/runtime/params.h"
26 #include "ompi/communicator/communicator.h"
27 #include "ompi/errhandler/errhandler.h"
28 #include "ompi/memchecker.h"
29
30 #if OMPI_BUILD_MPI_PROFILING
31 #if OPAL_HAVE_WEAK_SYMBOLS
32 #pragma weak MPI_Comm_rank = PMPI_Comm_rank
33 #endif
34 #define MPI_Comm_rank PMPI_Comm_rank
35 #endif
36
37 static const char FUNC_NAME[] = "MPI_Comm_rank";
38
39
40 int MPI_Comm_rank(MPI_Comm comm, int *rank)
41 {
42 MEMCHECKER(
43 memchecker_comm(comm);
44 );
45
46 OPAL_CR_NOOP_PROGRESS();
47
48 if ( MPI_PARAM_CHECK ) {
49 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
50
51 if (ompi_comm_invalid (comm))
52 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
53 FUNC_NAME);
54
55 if ( NULL == rank )
56 return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG,
57 FUNC_NAME);
58 }
59
60 *rank = ompi_comm_rank((ompi_communicator_t*)comm);
61 return MPI_SUCCESS;
62 }
63