root/ompi/mpi/c/comm_set_info.c

DEFINITIONS

1. MPI_Comm_set_info

   1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
   2 /*
   3  * Copyright (c) 2014 Cisco Systems, Inc.  All rights reserved.
   4  * Copyright (c) 2015      Research Organization for Information Science
   5  *                         and Technology (RIST). All rights reserved.
   6  * Copyright (c) 2016-2017 IBM Corporation. All rights reserved.
   7  * $COPYRIGHT$
   8  *
   9  * Additional copyrights may follow
  10  *
  11  * $HEADER$
  12  */
  13 
  14 #include "ompi_config.h"
  15 
  16 #include "ompi/mpi/c/bindings.h"
  17 #include "ompi/runtime/params.h"
  18 #include "ompi/communicator/communicator.h"
  19 #include "ompi/errhandler/errhandler.h"
  20 #include "opal/util/info_subscriber.h"
  21 #include <stdlib.h>
  22 #include <string.h>
  23 
  24 #if OMPI_BUILD_MPI_PROFILING
  25 #if OPAL_HAVE_WEAK_SYMBOLS
  26 #pragma weak MPI_Comm_set_info = PMPI_Comm_set_info
  27 #endif
  28 #define MPI_Comm_set_info PMPI_Comm_set_info
  29 #endif
  30 
  31 static const char FUNC_NAME[] = "MPI_Comm_set_info";
  32 
  33 
  34 int MPI_Comm_set_info(MPI_Comm comm, MPI_Info info)
  35 {
  36     OPAL_CR_NOOP_PROGRESS();
  37 
  38     if (MPI_PARAM_CHECK) {
  39         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  40         if (NULL == info || MPI_INFO_NULL == info ||
  41             ompi_info_is_freed(info)) {
  42             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_INFO,
  43                                           FUNC_NAME);
  44         }
  45         if (ompi_comm_invalid(comm)) {
  46             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
  47                                           FUNC_NAME);
  48         }
  49     }
  50 
  51     OPAL_CR_ENTER_LIBRARY();
  52 
  53     opal_infosubscribe_change_info(&(comm->super), &(info->super));
  54 
  55     return MPI_SUCCESS;
  56 }