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/*
* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2007 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2006 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2013 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "ompi/mca/bml/base/base.h"
#include "opal/mca/base/base.h"
#include "opal/mca/mca.h"
#include "opal/runtime/opal.h"
int mca_bml_base_output = -1;
mca_bml_base_module_t mca_bml = {
NULL, /* bml_component */
NULL, /* bml_add_procs */
NULL, /* bml_del_procs */
NULL, /* bml_add_btl */
NULL, /* bml_del_btl */
NULL, /* bml_del_proc_btl */
NULL, /* bml_register */
NULL, /* bml_register_error */
NULL, /* bml_finalize*/
NULL /* FT event */
};
mca_bml_base_component_t mca_bml_component;
static bool init_called = false;
bool
mca_bml_base_inited(void)
{
return init_called;
}
int mca_bml_base_init( bool enable_progress_threads,
bool enable_mpi_threads) {
opal_list_item_t *item = NULL;
mca_bml_base_component_t *component = NULL, *best_component = NULL;
mca_bml_base_module_t *module = NULL, *best_module = NULL;
int priority = 0, best_priority = -1;
mca_base_component_list_item_t *cli = NULL;
init_called = true;
for (item = opal_list_get_first(&mca_bml_base_components_available);
opal_list_get_end(&mca_bml_base_components_available) != item;
item = opal_list_get_next(item)) {
cli = (mca_base_component_list_item_t*) item;
component = (mca_bml_base_component_t*) cli->cli_component;
if(NULL == component->bml_init) {
opal_output_verbose( 10, mca_bml_base_output,
"select: no init function; ignoring component %s",
component->bml_version.mca_component_name );
continue;
}
module = component->bml_init(&priority,
enable_progress_threads,
enable_mpi_threads);
if(NULL == module) {
continue;
}
if(priority > best_priority) {
best_priority = priority;
best_component = component;
best_module = module;
}
}
if(NULL == best_module) {
return OMPI_SUCCESS;
}
else {
mca_bml_component = *best_component;
mca_bml = *best_module;
if (opal_profile) {
opal_output(0, "bml:%s", mca_bml_component.bml_version.mca_component_name);
}
return mca_base_components_close(mca_bml_base_output,
&mca_bml_base_components_available,
(mca_base_component_t*) best_component,
false);
}
}
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