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openmpi/orte/mca/oob/base/oob_base_init.c
Ralph Castain d70e2e8c2b Merge the ORTE devel branch into the main trunk. Details of what this means will be circulated separately.
Remains to be tested to ensure everything came over cleanly, so please continue to withhold commits a little longer

This commit was SVN r17632.
2008-02-28 01:57:57 +00:00

121 строка
3.5 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2006 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) 2007 Cisco Systems, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "orte/constants.h"
#include <stdio.h>
#include <string.h>
#include "opal/util/output.h"
#include "opal/mca/mca.h"
#include "opal/mca/base/base.h"
#include "orte/mca/oob/oob.h"
#include "orte/mca/oob/base/base.h"
OBJ_CLASS_INSTANCE(
mca_oob_t,
opal_list_item_t,
NULL,
NULL
);
OBJ_CLASS_INSTANCE(
mca_oob_base_info_t,
opal_list_item_t,
NULL,
NULL
);
/**
* Function for selecting one module from all those that are
* available.
*
* Call the init function on all available modules.
*/
int mca_oob_base_init(void)
{
opal_list_item_t *item;
mca_base_component_list_item_t *cli;
mca_oob_base_component_t *component;
mca_oob_t *module;
mca_oob_t *s_module = NULL;
int s_priority = -1;
/* Traverse the list of available modules; call their init functions. */
for (item = opal_list_get_first(&mca_oob_base_components);
item != opal_list_get_end(&mca_oob_base_components);
item = opal_list_get_next(item)) {
mca_oob_base_info_t *inited;
cli = (mca_base_component_list_item_t *) item;
component = (mca_oob_base_component_t *) cli->cli_component;
if (NULL == component->oob_init) {
opal_output_verbose(10, mca_oob_base_output, "mca_oob_base_init: no init function; ignoring component");
} else {
int priority = -1;
module = component->oob_init(&priority);
if (NULL != module) {
inited = OBJ_NEW(mca_oob_base_info_t);
inited->oob_component = component;
inited->oob_module = module;
opal_list_append(&mca_oob_base_modules, &inited->super);
/* setup highest priority oob channel */
if(priority > s_priority) {
s_priority = priority;
s_module = module;
}
}
}
}
/* set the global variable to point to the first initialize module */
if(s_module == NULL) {
opal_output_verbose(10, mca_oob_base_output, "mca_oob_base_init: no OOB modules available\n");
return ORTE_ERROR;
}
mca_oob = *s_module;
return ORTE_SUCCESS;
}
/**
* Called to request the selected oob components to
* initialize their connections to the HNP (if not an HNP), or
* to setup a listener for incoming connections (if an HNP)
*/
int mca_oob_base_module_init(void)
{
opal_list_item_t* item;
for (item = opal_list_get_first(&mca_oob_base_modules);
item != opal_list_get_end(&mca_oob_base_modules);
item = opal_list_get_next(item)) {
mca_oob_base_info_t* base = (mca_oob_base_info_t *) item;
if (NULL != base->oob_module->oob_init)
base->oob_module->oob_init();
}
return ORTE_SUCCESS;
}