root/opal/mca/base/mca_base_close.c

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DEFINITIONS

This source file includes following definitions.
  1. mca_base_close

   1 /* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
   2 /*
   3  * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
   4  *                         University Research and Technology
   5  *                         Corporation.  All rights reserved.
   6  * Copyright (c) 2004-2005 The University of Tennessee and The University
   7  *                         of Tennessee Research Foundation.  All rights
   8  *                         reserved.
   9  * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
  10  *                         University of Stuttgart.  All rights reserved.
  11  * Copyright (c) 2004-2005 The Regents of the University of California.
  12  *                         All rights reserved.
  13  * Copyright (c) 2009      Cisco Systems, Inc.  All rights reserved.
  14  * Copyright (c) 2015      Los Alamos National Security, LLC. All rights
  15  *                         reserved.
  16  * $COPYRIGHT$
  17  *
  18  * Additional copyrights may follow
  19  *
  20  * $HEADER$
  21  */
  22 
  23 #include "opal_config.h"
  24 
  25 #include "opal/util/output.h"
  26 #include "opal/mca/mca.h"
  27 #include "opal/mca/base/base.h"
  28 #include "opal/mca/base/mca_base_component_repository.h"
  29 #include "opal/constants.h"
  30 
  31 extern int mca_base_opened;
  32 
  33 /*
  34  * Main MCA shutdown.
  35  */
  36 
  37 void mca_base_close (void)
  38 {
  39     assert (mca_base_opened);
  40     if (--mca_base_opened) {
  41         return;
  42     }
  43 
  44     /* deregister all MCA base parameters */
  45     int group_id = mca_base_var_group_find ("opal", "mca", "base");
  46 
  47     if (-1 < group_id) {
  48         mca_base_var_group_deregister (group_id);
  49     }
  50 
  51     /* release the default paths */
  52     free (mca_base_system_default_path);
  53     mca_base_system_default_path = NULL;
  54 
  55     free (mca_base_user_default_path);
  56     mca_base_user_default_path = NULL;
  57 
  58     /* Close down the component repository */
  59     mca_base_component_repository_finalize();
  60 
  61     /* Shut down the dynamic component finder */
  62     mca_base_component_find_finalize();
  63 
  64     /* Close opal output stream 0 */
  65     opal_output_close(0);
  66 }

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