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openmpi/orte/mca/state/novm/state_novm_component.c
2012-08-15 14:55:03 +00:00

92 строки
2.2 KiB
C

/*
* Copyright (c) 2011-2012 Los Alamos National Security, LLC.
* All rights reserved.
*
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "opal/util/output.h"
#include "orte/mca/state/state.h"
#include "orte/mca/state/base/base.h"
#include "state_novm.h"
/*
* Public string for version number
*/
const char *orte_state_novm_component_version_string =
"ORTE STATE novm MCA component version " ORTE_VERSION;
/*
* Local functionality
*/
static int state_novm_open(void);
static int state_novm_close(void);
static int state_novm_component_query(mca_base_module_t **module, int *priority);
/*
* Instantiate the public struct with all of our public information
* and pointer to our public functions in it
*/
orte_state_base_component_t mca_state_novm_component =
{
/* Handle the general mca_component_t struct containing
* meta information about the component
*/
{
ORTE_STATE_BASE_VERSION_1_0_0,
/* Component name and version */
"novm",
ORTE_MAJOR_VERSION,
ORTE_MINOR_VERSION,
ORTE_RELEASE_VERSION,
/* Component open and close functions */
state_novm_open,
state_novm_close,
state_novm_component_query
},
{
/* The component is checkpoint ready */
MCA_BASE_METADATA_PARAM_CHECKPOINT
},
};
static bool select_me = false;
static int state_novm_open(void)
{
int tmp;
mca_base_component_t *c=&mca_state_novm_component.base_version;
mca_base_param_reg_int(c, "select",
"Use this component",
false, false, (int)false, &tmp);
select_me = OPAL_INT_TO_BOOL(tmp);
return ORTE_SUCCESS;
}
static int state_novm_close(void)
{
return ORTE_SUCCESS;
}
static int state_novm_component_query(mca_base_module_t **module, int *priority)
{
if (ORTE_PROC_IS_HNP && select_me) {
/* set our priority high so we'll be selected if user desires */
*priority = 1000;
*module = (mca_base_module_t *)&orte_state_novm_module;
return ORTE_SUCCESS;
}
*priority = -1;
*module = NULL;
return ORTE_ERROR;
}