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/*
* Copyright (c) 2004-2005 The Trustees of Indiana University.
* All rights reserved.
* Copyright (c) 2004-2005 The Trustees of the University of Tennessee.
* All rights reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 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/constants.h"
#include "opal/mca/mca.h"
#include "opal/util/output.h"
#include "opal/mca/base/base.h"
#include "opal/mca/base/mca_base_param.h"
#include "ompi/mca/osc/osc.h"
#include "ompi/mca/osc/base/base.h"
/*
* The following file was created by configure. It contains extern
* statements and the definition of an array of pointers to each
* component's public mca_base_component_t struct.
*/
#include "ompi/mca/osc/base/static-components.h"
opal_list_t ompi_osc_base_open_components;
opal_list_t ompi_osc_base_avail_components;
int ompi_osc_base_output = 0;
/**
* Function for finding and opening either all MCA components, or the one
* that was specifically requested via a MCA parameter.
*/
int
ompi_osc_base_open(void)
{
int ret;
/* setup the output stream */
ompi_osc_base_output = opal_output_open(NULL);
/* initialize the base code */
OBJ_CONSTRUCT(&ompi_osc_base_open_components, opal_list_t);
OBJ_CONSTRUCT(&ompi_osc_base_avail_components, opal_list_t);
/* Open up all available components */
if (OMPI_SUCCESS !=
(ret = mca_base_components_open("osc", ompi_osc_base_output,
mca_osc_base_static_components,
&ompi_osc_base_open_components, true))) {
return ret;
}
/* All done */
return OMPI_SUCCESS;
}
int
ompi_osc_base_find_available(bool enable_progress_threads,
bool enable_mpi_threads)
{
opal_list_item_t *component_item, *tmp;
for (component_item = opal_list_get_first(&ompi_osc_base_open_components) ;
component_item != opal_list_get_end(&ompi_osc_base_open_components) ;
component_item = opal_list_get_next(component_item)) {
int ret;
ompi_osc_base_component_t *component = (ompi_osc_base_component_t*)
((mca_base_component_list_item_t*) component_item)->cli_component;
/* see if this component is ready to run... */
ret = component->osc_init(enable_progress_threads, enable_mpi_threads);
if (OMPI_SUCCESS != ret) {
/* leave the component in the list and move on */
continue;
} else {
/* the component is useable on this node. put it in the
available list */
tmp = component_item;
component_item = opal_list_remove_item(&ompi_osc_base_open_components,
component_item);
opal_list_append(&ompi_osc_base_avail_components, tmp);
}
}
mca_base_components_close(ompi_osc_base_output,
&ompi_osc_base_open_components, NULL, false);
return OMPI_SUCCESS;
}
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