75 строки
2.4 KiB
C
75 строки
2.4 KiB
C
/*
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* Copyright (c) 2004-2008 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2007 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2011-2013 Los Alamos National Security, LLC.
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* All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "orte_config.h"
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#include "orte/constants.h"
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#include "opal/mca/mca.h"
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#include "opal/mca/base/base.h"
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#include "opal/mca/base/mca_base_component_repository.h"
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#include "orte/util/proc_info.h"
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#include "orte/mca/plm/base/plm_private.h"
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#include "orte/mca/plm/base/base.h"
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/**
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* Function for selecting one component from all those that are
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* available.
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*/
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int orte_plm_base_select(void)
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{
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int exit_status = ORTE_SUCCESS;
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orte_plm_base_component_t *best_component = NULL;
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orte_plm_base_module_t *best_module = NULL;
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/*
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* Select the best component
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*/
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if( OPAL_SUCCESS != mca_base_select("plm", orte_plm_base_framework.framework_output,
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&orte_plm_base_framework.framework_components,
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(mca_base_module_t **) &best_module,
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(mca_base_component_t **) &best_component) ) {
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/* This will only happen if no component was selected
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*
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* If we didn't find one, and we are a daemon, then default to retaining the proxy.
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* Otherwise, if we didn't find one to select, that is unacceptable.
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*/
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if (ORTE_PROC_IS_DAEMON) {
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/* don't record a selected component or flag selected
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* so we finalize correctly - just leave the plm alone
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* as it defaults to pointing at the proxy
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*/
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goto cleanup;
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} else {
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exit_status = ORTE_ERR_NOT_FOUND;
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goto cleanup;
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}
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}
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/* Save the winner */
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orte_plm = *best_module;
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cleanup:
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return exit_status;
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}
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