63 строки
1.5 KiB
C
63 строки
1.5 KiB
C
/*
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* Copyright (c) 2009 Cisco Systems, Inc. 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 "orte/mca/errmgr/errmgr.h"
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#include "orte/mca/rmcast/base/base.h"
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#include "orte/mca/rmcast/base/private.h"
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static bool selected = false;
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/*
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* Select one RMCAST component from all those that are available.
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*/
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int orte_rmcast_base_select(void)
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{
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mca_base_component_t *best_component = NULL;
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orte_rmcast_module_t *best_module = NULL;
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int rc;
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if (selected) {
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/* ensure we don't do this twice */
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return ORTE_SUCCESS;
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}
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selected = true;
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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("rmcast", orte_rmcast_base.rmcast_output,
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&orte_rmcast_base.rmcast_opened,
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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 - just
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* leave the default NULL module in place
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*/
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return ORTE_SUCCESS;
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}
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orte_rmcast = *best_module;
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/* init the selected module */
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if (NULL != orte_rmcast.init) {
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if (ORTE_SUCCESS != (rc = orte_rmcast.init())) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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}
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return ORTE_SUCCESS;
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}
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