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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.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include "ompi/constants.h"
#include "opal/mca/mca.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"
#include "ompi/info/info.h"
#include "ompi/communicator/communicator.h"
#include "ompi/win/win.h"
int
ompi_osc_base_select(ompi_win_t *win,
ompi_info_t *info,
ompi_communicator_t *comm)
{
opal_list_item_t *item;
ompi_osc_base_component_t *best_component = NULL;
int best_priority = -1, priority;
if (opal_list_get_size(&ompi_osc_base_avail_components) <= 0) {
/* we don't have any components to support us... */
return OMPI_ERR_NOT_SUPPORTED;
}
for (item = opal_list_get_first(&ompi_osc_base_avail_components) ;
item != opal_list_get_end(&ompi_osc_base_avail_components) ;
item = opal_list_get_next(item)) {
ompi_osc_base_component_t *component = (ompi_osc_base_component_t*)
((mca_base_component_list_item_t*) item)->cli_component;
priority = component->osc_query(win, info, comm);
if (priority < 0) continue;
if (priority > best_priority) {
best_component = component;
best_priority = priority;
}
}
if (NULL == best_component) return OMPI_ERR_NOT_SUPPORTED;
return best_component->osc_select(win, info, comm);
}
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