root/opal/mca/dl/base/dl_base_open.c

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DEFINITIONS

This source file includes following definitions.
  1. opal_dl_base_open

   1 /*
   2  * Copyright (c) 2004-2010 The Trustees of Indiana University.
   3  *                         All rights reserved.
   4  * Copyright (c) 2011-2013 Los Alamos National Security, LLC.
   5  *                         All rights reserved.
   6  * Copyright (c) 2015 Cisco Systems, Inc.  All rights reserved.
   7  * $COPYRIGHT$
   8  *
   9  * Additional copyrights may follow
  10  *
  11  * $HEADER$
  12  */
  13 
  14 #include "opal_config.h"
  15 
  16 #include "opal/mca/dl/base/base.h"
  17 
  18 #include "opal/mca/dl/base/static-components.h"
  19 
  20 
  21 /*
  22  * Globals
  23  */
  24 opal_dl_base_module_t *opal_dl = NULL;
  25 opal_dl_base_component_t *opal_dl_base_selected_component = NULL;
  26 
  27 
  28 /*
  29  * Function for finding and opening either all MCA components,
  30  * or the one that was specifically requested via a MCA parameter.
  31  *
  32  * Note that we really don't need this function -- we could specify a
  33  * NULL pointer in the framework declare and the base would do this
  34  * exact same thing.  However, we need to have at least some
  35  * executable code in this file, or some linkers (cough cough OS X
  36  * cough cough) may not actually link in this .o file.
  37  */
  38 int opal_dl_base_open(mca_base_open_flag_t flags)
  39 {
  40     /* Open up all available components */
  41     return mca_base_framework_components_open(&opal_dl_base_framework, flags);
  42 }
  43 
  44 /* VERY IMPORTANT: This framework is static, and is opened before any
  45    other dyanmic frameworks are opened (which makes sense, of course).
  46    But we must mark this framework is NO_DSO so that the MCA framework
  47    base doesn't try to open any dynamic components in this
  48    framework. */
  49 MCA_BASE_FRAMEWORK_DECLARE(opal, dl, "Dynamic loader framework",
  50                            NULL /* register */,
  51                            opal_dl_base_open /* open */,
  52                            NULL /* close */,
  53                            mca_dl_base_static_components,
  54                            MCA_BASE_FRAMEWORK_FLAG_NO_DSO);

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