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) 2004-2008 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) 2006-2008 University of Houston. All rights reserved.
14 * Copyright (c) 2015 Research Organization for Information Science
15 * and Technology (RIST). All rights reserved.
16 * $COPYRIGHT$
17 *
18 * Additional copyrights may follow
19 *
20 * $HEADER$
21 */
22 #include "ompi_config.h"
23 #include <stdio.h>
24
25 #include "ompi/mpi/c/bindings.h"
26 #include "ompi/runtime/params.h"
27 #include "ompi/communicator/communicator.h"
28 #include "ompi/errhandler/errhandler.h"
29 #include "ompi/memchecker.h"
30
31 #if OMPI_BUILD_MPI_PROFILING
32 #if OPAL_HAVE_WEAK_SYMBOLS
33 #pragma weak MPI_Comm_dup = PMPI_Comm_dup
34 #endif
35 #define MPI_Comm_dup PMPI_Comm_dup
36 #endif
37
38 static const char FUNC_NAME[] = "MPI_Comm_dup";
39
40 int MPI_Comm_dup(MPI_Comm comm, MPI_Comm *newcomm)
41 {
42 int rc=MPI_SUCCESS;
43
44 MEMCHECKER(
45 memchecker_comm(comm);
46 );
47
48 /* argument checking */
49 if ( MPI_PARAM_CHECK ) {
50 OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
51
52 if (ompi_comm_invalid (comm))
53 return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
54 FUNC_NAME);
55
56 if ( NULL == newcomm )
57 return OMPI_ERRHANDLER_INVOKE(comm, MPI_ERR_ARG,
58 FUNC_NAME);
59 }
60
61 OPAL_CR_ENTER_LIBRARY();
62
63 rc = ompi_comm_dup ( comm, newcomm );
64 OMPI_ERRHANDLER_RETURN ( rc, comm, rc, FUNC_NAME);
65 }
66