root/ompi/mpi/c/info_free.c

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DEFINITIONS

This source file includes following definitions.
  1. MPI_Info_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) 2004-2005 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) 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 
  21 #include "ompi_config.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/info/info.h"
  28 
  29 #if OMPI_BUILD_MPI_PROFILING
  30 #if OPAL_HAVE_WEAK_SYMBOLS
  31 #pragma weak MPI_Info_free = PMPI_Info_free
  32 #endif
  33 #define MPI_Info_free PMPI_Info_free
  34 #endif
  35 
  36 static const char FUNC_NAME[] = "MPI_Info_free";
  37 
  38 
  39 /**
  40  *   MPI_Info_free - Free an 'MPI_Info' object.
  41  *
  42  *   @param info pointer to info object to be freed (handle)
  43  *
  44  *   @retval MPI_SUCCESS
  45  *   @retval MPI_ERR_INFO
  46  *
  47  *   Upon successful completion, 'info' will be set to 'MPI_INFO_NULL'.
  48  */
  49 int MPI_Info_free(MPI_Info *info)
  50 {
  51     int err;
  52 
  53     /*
  54      * Free all the alloced items from MPI_Info info.
  55      * Make sure the items are freed in an orderly
  56      * fashion so that there are no dangling pointers.
  57      */
  58     if (MPI_PARAM_CHECK) {
  59         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  60         if (NULL == info || MPI_INFO_NULL == *info ||
  61             ompi_info_is_freed(*info)) {
  62             return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_INFO,
  63                                           FUNC_NAME);
  64         }
  65     }
  66 
  67     OPAL_CR_ENTER_LIBRARY();
  68 
  69     err = ompi_info_free(info);
  70     OMPI_ERRHANDLER_RETURN(err, MPI_COMM_WORLD, err, FUNC_NAME);
  71 }

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