86 строки
2.8 KiB
C
86 строки
2.8 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) 2004-2005 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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* $COPYRIGHT$
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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 "opal/mca/mca.h"
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#include "opal/mca/base/base.h"
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#include "orte/mca/notifier/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_notifier_base_select(void)
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{
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int ret, exit_status = ORTE_SUCCESS;
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orte_notifier_base_component_t *best_component = NULL;
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orte_notifier_base_module_t *best_module = NULL;
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char *include_list = NULL;
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/*
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* Register the framework MCA param and look up include list
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*/
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mca_base_param_reg_string_name("notifier", NULL,
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"Which notifier component to use (empty = none)",
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false, false,
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NULL, &include_list);
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/* If we do not have any components to select this is ok. Just use the default
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* "no-op" component and move on.
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*/
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if( 0 >= opal_list_get_size(&mca_notifier_base_components_available) || NULL == include_list) {
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/* Close all components since none will be used */
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mca_base_components_close(0, /* Pass 0 to keep this from closing the output handle */
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&mca_notifier_base_components_available,
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NULL);
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goto cleanup;
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}
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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("notifier", orte_notifier_base_output,
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&mca_notifier_base_components_available,
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(mca_base_module_t **) &best_module,
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(mca_base_component_t **) &best_component) ) {
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/* It is okay if no component was selected - we just leave
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* the orte_notifier module as the default
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*/
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exit_status = ORTE_SUCCESS;
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goto cleanup;
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}
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if (NULL != orte_notifier.init) {
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/* if an init function is provided, use it */
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if (ORTE_SUCCESS != (ret = orte_notifier.init()) ) {
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exit_status = ret;
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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_notifier = *best_module;
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cleanup:
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return exit_status;
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}
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