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openmpi/orte/mca/rtc/base/rtc_base_select.c
Nathan Hjelm b68d66bb9b MCA: Add the project/project version to the MCA base component
This commit adds support for project_framework_component_* parameter
matching. This is the first step in allowing the same framework name
in multiple projects. This change also bumps the MCA component version
to 2.1.0.

All master frameworks have been updated to use the new component
versioning macro. An mca.h has been added to each project to add a
project specific versioning macro of the form
PROJECT_MCA_VERSION_2_1_0.

Signed-off-by: Nathan Hjelm <hjelmn@me.com>
2015-03-27 10:59:04 -06:00

114 строки
4.0 KiB
C

/*
* Copyright (c) 2014 Intel, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "orte/constants.h"
#include <string.h>
#include "orte/mca/mca.h"
#include "opal/mca/base/base.h"
#include "orte/mca/rtc/base/base.h"
static bool selected = false;
/*
* Function for selecting one component from all those that are
* available.
*/
int orte_rtc_base_select(void)
{
mca_base_component_list_item_t *cli = NULL;
mca_base_component_t *component = NULL;
mca_base_module_t *module = NULL;
orte_rtc_base_module_t *nmodule;
orte_rtc_base_selected_module_t *newmodule, *mod;
int rc, priority;
bool inserted;
if (selected) {
/* ensure we don't do this twice */
return ORTE_SUCCESS;
}
selected = true;
/* Query all available components and ask if they have a module */
OPAL_LIST_FOREACH(cli, &orte_rtc_base_framework.framework_components, mca_base_component_list_item_t) {
component = (mca_base_component_t *) cli->cli_component;
opal_output_verbose(5, orte_rtc_base_framework.framework_output,
"mca:rtc:select: checking available component %s", component->mca_component_name);
/* If there's no query function, skip it */
if (NULL == component->mca_query_component) {
opal_output_verbose(5, orte_rtc_base_framework.framework_output,
"mca:rtc:select: Skipping component [%s]. It does not implement a query function",
component->mca_component_name );
continue;
}
/* Query the component */
opal_output_verbose(5, orte_rtc_base_framework.framework_output,
"mca:rtc:select: Querying component [%s]",
component->mca_component_name);
rc = component->mca_query_component(&module, &priority);
/* If no module was returned, then skip component */
if (ORTE_SUCCESS != rc || NULL == module) {
opal_output_verbose(5, orte_rtc_base_framework.framework_output,
"mca:rtc:select: Skipping component [%s]. Query failed to return a module",
component->mca_component_name );
continue;
}
nmodule = (orte_rtc_base_module_t*) module;
/* give the module a chance to init */
if (NULL != nmodule->init) {
if (ORTE_SUCCESS != (rc = nmodule->init())) {
opal_output_verbose(5, orte_rtc_base_framework.framework_output,
"mca:rtc:select: Skipping component [%s]. Failed to init",
component->mca_component_name );
continue;
}
}
/* add to the list of selected modules */
newmodule = OBJ_NEW(orte_rtc_base_selected_module_t);
newmodule->pri = priority;
newmodule->module = nmodule;
newmodule->component = component;
/* maintain priority order */
inserted = false;
OPAL_LIST_FOREACH(mod, &orte_rtc_base.actives, orte_rtc_base_selected_module_t) {
if (priority > mod->pri) {
opal_list_insert_pos(&orte_rtc_base.actives,
(opal_list_item_t*)mod, &newmodule->super);
inserted = true;
break;
}
}
if (!inserted) {
/* must be lowest priority - add to end */
opal_list_append(&orte_rtc_base.actives, &newmodule->super);
}
}
if (4 < opal_output_get_verbosity(orte_rtc_base_framework.framework_output)) {
opal_output(0, "%s: Final RTC priorities", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
/* show the prioritized list */
OPAL_LIST_FOREACH(mod, &orte_rtc_base.actives, orte_rtc_base_selected_module_t) {
opal_output(0, "\tModule: %s Priority: %d", mod->component->mca_component_name, mod->pri);
}
}
return ORTE_SUCCESS;
}