root/ompi/mpi/c/comm_free.c

DEFINITIONS

1. MPI_Comm_free

   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) 2015      Research Organization for Information Science
  13  *                         and Technology (RIST). All rights reserved.
  14  * $COPYRIGHT$
  15  *
  16  * Additional copyrights may follow
  17  *
  18  * $HEADER$
  19  */
  20 #include "ompi_config.h"
  21 #include <stdio.h>
  22 
  23 #include "ompi/mpi/c/bindings.h"
  24 #include "ompi/runtime/params.h"
  25 #include "ompi/communicator/communicator.h"
  26 #include "ompi/errhandler/errhandler.h"
  27 #include "ompi/memchecker.h"
  28 
  29 #if OMPI_BUILD_MPI_PROFILING
  30 #if OPAL_HAVE_WEAK_SYMBOLS
  31 #pragma weak MPI_Comm_free = PMPI_Comm_free
  32 #endif
  33 #define MPI_Comm_free PMPI_Comm_free
  34 #endif
  35 
  36 static const char FUNC_NAME[] = "MPI_Comm_free";
  37 
  38 
  39 int MPI_Comm_free(MPI_Comm *comm)
  40 {
  41     int ret;
  42 
  43     MEMCHECKER(
  44         memchecker_comm(*comm);
  45     );
  46 
  47     if ( MPI_PARAM_CHECK ) {
  48         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  49 
  50         if ( NULL == *comm  || MPI_COMM_WORLD == *comm ||
  51              ompi_comm_invalid (*comm)) {
  52             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_COMM,
  53                                           FUNC_NAME);
  54         } else if (MPI_COMM_SELF == *comm) {
  55             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_SELF, MPI_ERR_COMM,
  56                                           FUNC_NAME);
  57         }
  58     }
  59 
  60     OPAL_CR_ENTER_LIBRARY();
  61 
  62     ret = ompi_comm_free ( comm );
  63     OMPI_ERRHANDLER_CHECK(ret, *comm, ret, FUNC_NAME);
  64 
  65     OPAL_CR_EXIT_LIBRARY();
  66     return MPI_SUCCESS;
  67 }