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openmpi/orte/mca/snapc/base/snapc_base_select.c
Rainer Keller d8cf4c0fec - Get pgcc on XT to complain less:
In case we use memcmp, strlen, strup and friends include <string.h>
   Also several constants.h are not included directly
 - Let's have mca_topo_base_cart_create  return ompi-errors in
   ompi/mca/topo/base/topo_base_cart_create.c

This commit was SVN r20773.
2009-03-13 02:10:32 +00:00

136 строки
4.0 KiB
C

/*
* Copyright (c) 2004-2008 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 "orte_config.h"
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include "orte/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 "orte/mca/snapc/snapc.h"
#include "orte/mca/snapc/base/base.h"
static orte_snapc_base_component_t none_component = {
/* Handle the general mca_component_t struct containing
* meta information about the component itself
*/
{
ORTE_SNAPC_BASE_VERSION_2_0_0,
/* Component name and version */
"none",
OMPI_MAJOR_VERSION,
OMPI_MINOR_VERSION,
OMPI_RELEASE_VERSION,
/* Component open and close functions */
orte_snapc_base_none_open,
orte_snapc_base_none_close,
orte_snapc_base_none_query
},
{
/* The component is checkpoint ready */
MCA_BASE_METADATA_PARAM_CHECKPOINT
},
/* Verbosity level */
0,
/* opal_output handler */
-1,
/* Default priority */
1
};
static orte_snapc_base_module_t none_module = {
/** Initialization Function */
orte_snapc_base_module_init,
/** Finalization Function */
orte_snapc_base_module_finalize,
orte_snapc_base_none_setup_job,
orte_snapc_base_none_release_job,
orte_snapc_base_none_ft_event
};
int orte_snapc_base_select(bool seed, bool app)
{
int exit_status = OPAL_SUCCESS;
orte_snapc_base_component_t *best_component = NULL;
orte_snapc_base_module_t *best_module = NULL;
char *include_list = NULL;
/*
* Register the framework MCA param and look up include list
*/
mca_base_param_reg_string_name("snapc", NULL,
"Which SNAPC component to use (empty = auto-select)",
false, false,
strdup("none"), &include_list);
if(NULL != include_list && 0 == strncmp(include_list, "none", strlen("none")) ){
opal_output_verbose(10, orte_snapc_base_output,
"snapc:select: Using %s component",
include_list);
best_component = &none_component;
best_module = &none_module;
/* Close all components since none will be used */
mca_base_components_close(0, /* Pass 0 to keep this from closing the output handle */
&orte_snapc_base_components_available,
NULL);
/* JJH: Todo: Check if none is in the list */
goto skip_select;
}
/*
* Select the best component
*/
if( OPAL_SUCCESS != mca_base_select("snapc", orte_snapc_base_output,
&orte_snapc_base_components_available,
(mca_base_module_t **) &best_module,
(mca_base_component_t **) &best_component) ) {
/* This will only happen if no component was selected */
exit_status = ORTE_ERROR;
goto cleanup;
}
skip_select:
/* Save the winner */
orte_snapc_base_selected_component = *best_component;
orte_snapc = *best_module;
/* Initialize the winner */
if (NULL != best_module) {
if (OPAL_SUCCESS != orte_snapc.snapc_init(seed, app)) {
exit_status = OPAL_ERROR;
goto cleanup;
}
}
cleanup:
if( NULL != include_list ) {
free(include_list);
include_list = NULL;
}
return exit_status;
}