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openmpi/orte/mca/ess/alps/ess_alps_component.c
Nathan Hjelm 45e053dbce orte: use C99 subobject naming for component initialization
This commit helps future-proof orte components by initializing each
component member by name.

Signed-off-by: Nathan Hjelm <hjelmn@lanl.gov>
2015-04-18 10:29:58 -06:00

108 строки
3.3 KiB
C

/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2008 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) 2011-2015 Los Alamos National Security, LLC.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
* These symbols are in a file by themselves to provide nice linker
* semantics. Since linkers generally pull in symbols by object
* files, keeping these symbols as the only symbols in this file
* prevents utility programs such as "ompi_info" from having to import
* entire components just to query their version and parameters.
*/
#include "orte_config.h"
#include "orte/constants.h"
#include "orte/runtime/orte_globals.h"
#include "orte/util/proc_info.h"
#include "orte/mca/common/alps/common_alps.h"
#include "orte/mca/ess/ess.h"
#include "orte/mca/ess/base/base.h"
#include "orte/mca/ess/alps/ess_alps.h"
#include <sys/syscall.h>
/*
* Instantiate the public struct with all of our public information
* and pointers to our public functions in it
*/
orte_ess_base_component_t mca_ess_alps_component = {
/* First, the mca_component_t struct containing meta information
about the component itself */
.base_version = {
ORTE_ESS_BASE_VERSION_3_0_0,
/* Component name and version */
.mca_component_name = "alps",
MCA_BASE_MAKE_VERSION(component, ORTE_MAJOR_VERSION, ORTE_MINOR_VERSION,
ORTE_RELEASE_VERSION),
/* Component open and close functions */
.mca_open_component = orte_ess_alps_component_open,
.mca_close_component = orte_ess_alps_component_close,
.mca_query_component = orte_ess_alps_component_query,
},
.base_data = {
/* The component is not checkpoint ready */
MCA_BASE_METADATA_PARAM_NONE
},
};
int
orte_ess_alps_component_open(void)
{
return ORTE_SUCCESS;
}
int orte_ess_alps_component_query(mca_base_module_t **module, int *priority)
{
int rc = ORTE_SUCCESS;
bool flag;
/*
* don't use the alps ess component if an app proc
*/
if (ORTE_PROC_IS_APP) {
*priority = 0;
*module = NULL;
return ORTE_ERROR;
}
/*
* make sure we're in a Cray PAGG container, and that we are also on
* a compute node (i.e. we are thought of as an application task by
* the cray job kernel module - the thing that creates the PAGG)
*/
rc = orte_common_alps_proc_in_pagg(&flag);
if ((ORTE_SUCCESS == rc) && flag) {
*priority = 35; /* take precendence over base */
*module = (mca_base_module_t *) &orte_ess_alps_module;
}
return rc;
}
int
orte_ess_alps_component_close(void)
{
return ORTE_SUCCESS;
}