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/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. 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) 2008-2010 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2010-2011 Los Alamos National Security, LLC.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "opal_config.h"
#include "opal/constants.h"
#include "opal/util/output.h"
#include "opal/mca/mca.h"
#include "opal/mca/base/base.h"
#include "opal/mca/base/mca_base_param.h"
#include "opal/mca/shmem/shmem.h"
#include "opal/mca/shmem/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 "opal/mca/shmem/base/static-components.h"
/**
* globals
*/
OPAL_DECLSPEC int opal_shmem_base_output = -1;
bool opal_shmem_base_components_opened_valid = false;
opal_list_t opal_shmem_base_components_opened;
/* ////////////////////////////////////////////////////////////////////////// */
/**
* Register some shmem-wide MCA params
*/
int
opal_shmem_base_register_params(void)
{
int value;
/* debugging/verbose output */
mca_base_param_reg_int_name("shmem", "base_verbose",
"Verbosity level of the shmem framework",
false, false, 0, &value);
/* register an INTERNAL parameter used to provide a component selection
* hint to the shmem framework.
*/
mca_base_param_reg_string_name("shmem", "RUNTIME_QUERY_hint",
"Internal OMPI parameter used to provide a "
"component selection hint to the shmem "
"framework. The value of this parameter "
"is the name of the component that is "
"available, selectable, and meets our "
"run-time behavior requirements.",
true, true, NULL, NULL);
if (0 != value) {
opal_shmem_base_output = opal_output_open(NULL);
}
else {
opal_shmem_base_output = -1;
}
return OPAL_SUCCESS;
}
/* ////////////////////////////////////////////////////////////////////////// */
/**
* Function for finding and opening either all MCA components, or the one
* that was specifically requested via a MCA parameter.
*/
int
opal_shmem_base_open(void)
{
opal_shmem_base_components_opened_valid = false;
/* open up all available components */
if (OPAL_SUCCESS !=
mca_base_components_open("shmem", opal_shmem_base_output,
mca_shmem_base_static_components,
&opal_shmem_base_components_opened, true)) {
return OPAL_ERROR;
}
opal_shmem_base_components_opened_valid = true;
/* all done */
return OPAL_SUCCESS;
}
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