root/ompi/mpi/c/comm_create_keyval.c

DEFINITIONS

1. MPI_Comm_create_keyval

   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) 2004-2005 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) 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/attribute/attribute.h"
  29 
  30 #if OMPI_BUILD_MPI_PROFILING
  31 #if OPAL_HAVE_WEAK_SYMBOLS
  32 #pragma weak MPI_Comm_create_keyval = PMPI_Comm_create_keyval
  33 #endif
  34 #define MPI_Comm_create_keyval PMPI_Comm_create_keyval
  35 #endif
  36 
  37 static const char FUNC_NAME[] = "MPI_Comm_create_keyval";
  38 
  39 
  40 int MPI_Comm_create_keyval(MPI_Comm_copy_attr_function *comm_copy_attr_fn,
  41                            MPI_Comm_delete_attr_function *comm_delete_attr_fn,
  42                            int *comm_keyval, void *extra_state)
  43 {
  44     int ret;
  45     ompi_attribute_fn_ptr_union_t copy_fn;
  46     ompi_attribute_fn_ptr_union_t del_fn;
  47 
  48     if (MPI_PARAM_CHECK) {
  49         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  50         if ((NULL == comm_copy_attr_fn) || (NULL == comm_delete_attr_fn) ||
  51             (NULL == comm_keyval)) {
  52             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_ARG,
  53                                           FUNC_NAME);
  54         }
  55     }
  56 
  57     OPAL_CR_ENTER_LIBRARY();
  58 
  59     copy_fn.attr_communicator_copy_fn = (MPI_Comm_internal_copy_attr_function*)comm_copy_attr_fn;
  60     del_fn.attr_communicator_delete_fn = comm_delete_attr_fn;
  61 
  62     ret = ompi_attr_create_keyval(COMM_ATTR, copy_fn,
  63                                   del_fn, comm_keyval, extra_state, 0, NULL);
  64 
  65     OMPI_ERRHANDLER_RETURN(ret, MPI_COMM_WORLD, MPI_ERR_OTHER, FUNC_NAME);
  66 }