96 строки
3.3 KiB
C
96 строки
3.3 KiB
C
/*
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* Copyright (c) 2004-2007 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) 2004-2006 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) 2004-2007 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2006 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 "ompi_config.h"
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#include "ompi/mca/bml/base/base.h"
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#include "opal/mca/base/base.h"
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#include "opal/mca/mca.h"
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#include "opal/runtime/opal.h"
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int mca_bml_base_output = -1;
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mca_bml_base_module_t mca_bml = {
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NULL, /* bml_component */
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NULL, /* bml_add_procs */
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NULL, /* bml_del_procs */
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NULL, /* bml_add_btl */
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NULL, /* bml_del_btl */
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NULL, /* bml_del_proc_btl */
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NULL, /* bml_register */
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NULL, /* bml_register_error */
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NULL, /* bml_finalize*/
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NULL /* FT event */
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};
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mca_bml_base_component_t mca_bml_component;
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static bool init_called = false;
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bool
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mca_bml_base_inited(void)
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{
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return init_called;
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}
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int mca_bml_base_init( bool enable_progress_threads,
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bool enable_mpi_threads) {
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opal_list_item_t *item = NULL;
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mca_bml_base_component_t *component = NULL, *best_component = NULL;
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mca_bml_base_module_t *module = NULL, *best_module = NULL;
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int priority = 0, best_priority = -1;
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mca_base_component_list_item_t *cli = NULL;
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init_called = true;
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for (item = opal_list_get_first(&mca_bml_base_components_available);
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opal_list_get_end(&mca_bml_base_components_available) != item;
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item = opal_list_get_next(item)) {
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cli = (mca_base_component_list_item_t*) item;
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component = (mca_bml_base_component_t*) cli->cli_component;
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if(NULL == component->bml_init) {
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opal_output_verbose( 10, mca_bml_base_output,
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"select: no init function; ignoring component %s",
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component->bml_version.mca_component_name );
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continue;
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}
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module = component->bml_init(&priority,
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enable_progress_threads,
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enable_mpi_threads);
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if(NULL == module) {
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continue;
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}
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if(priority > best_priority) {
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best_priority = priority;
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best_component = component;
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best_module = module;
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}
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}
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if(NULL == best_module) {
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return OMPI_SUCCESS;
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}
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else {
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mca_bml_component = *best_component;
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mca_bml = *best_module;
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return mca_base_components_close(mca_bml_base_output,
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&mca_bml_base_components_available,
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(mca_base_component_t*) best_component);
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}
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}
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