From 6292b797e9c6e85ec2ce774e7cff5aa6e327d234 Mon Sep 17 00:00:00 2001 From: Ralph Castain Date: Thu, 5 Feb 2009 06:07:48 +0000 Subject: [PATCH] Add a new ESS module for use by local slave processes - only active when specifically selected This commit was SVN r20438. --- orte/mca/ess/slave/Makefile.am | 43 ++ orte/mca/ess/slave/configure.m4 | 14 + orte/mca/ess/slave/configure.params | 27 ++ orte/mca/ess/slave/ess_slave.h | 36 ++ orte/mca/ess/slave/ess_slave_component.c | 86 ++++ orte/mca/ess/slave/ess_slave_module.c | 544 +++++++++++++++++++++++ 6 files changed, 750 insertions(+) create mode 100644 orte/mca/ess/slave/Makefile.am create mode 100644 orte/mca/ess/slave/configure.m4 create mode 100644 orte/mca/ess/slave/configure.params create mode 100644 orte/mca/ess/slave/ess_slave.h create mode 100644 orte/mca/ess/slave/ess_slave_component.c create mode 100644 orte/mca/ess/slave/ess_slave_module.c diff --git a/orte/mca/ess/slave/Makefile.am b/orte/mca/ess/slave/Makefile.am new file mode 100644 index 0000000000..4c52a4b67c --- /dev/null +++ b/orte/mca/ess/slave/Makefile.am @@ -0,0 +1,43 @@ +# +# Copyright (c) 2004-2005 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. +# $COPYRIGHT$ +# +# Additional copyrights may follow +# +# $HEADER$ +# + +sources = \ + ess_slave.h \ + ess_slave_component.c \ + ess_slave_module.c + +# Make the output library in this directory, and name it either +# mca__.la (for DSO builds) or libmca__.la +# (for static builds). + +if OMPI_BUILD_ess_slave_DSO +component_noinst = +component_install = mca_ess_slave.la +else +component_noinst = libmca_ess_slave.la +component_install = +endif + +mcacomponentdir = $(pkglibdir) +mcacomponent_LTLIBRARIES = $(component_install) +mca_ess_slave_la_SOURCES = $(sources) +mca_ess_slave_la_LDFLAGS = -module -avoid-version + +noinst_LTLIBRARIES = $(component_noinst) +libmca_ess_slave_la_SOURCES =$(sources) +libmca_ess_slave_la_LDFLAGS = -module -avoid-version diff --git a/orte/mca/ess/slave/configure.m4 b/orte/mca/ess/slave/configure.m4 new file mode 100644 index 0000000000..a5a63588b4 --- /dev/null +++ b/orte/mca/ess/slave/configure.m4 @@ -0,0 +1,14 @@ +# -*- shell-script -*- +# +# Copyright (c) 2009 Los Alamos National Security, LLC. +# All rights reserved. +# $COPYRIGHT$ +# +# Additional copyrights may follow +# +# $HEADER$ +# + +# MCA_ess_slave_CONFIG([action-if-found], [action-if-not-found]) +# ----------------------------------------------------------- +AC_DEFUN([MCA_ess_slave_CONFIG], [$1]) diff --git a/orte/mca/ess/slave/configure.params b/orte/mca/ess/slave/configure.params new file mode 100644 index 0000000000..53386ace63 --- /dev/null +++ b/orte/mca/ess/slave/configure.params @@ -0,0 +1,27 @@ +# -*- shell-script -*- +# +# Copyright (c) 2004-2005 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) 2009 Los Alamos National Security, LLC. All rights +# reserved. +# $COPYRIGHT$ +# +# Additional copyrights may follow +# +# $HEADER$ +# + +PARAM_CONFIG_FILES="Makefile" +# +# Set the config priority so that we build +# whenever someone using daemons does + +PARAM_CONFIG_PRIORITY=10 diff --git a/orte/mca/ess/slave/ess_slave.h b/orte/mca/ess/slave/ess_slave.h new file mode 100644 index 0000000000..abe688c098 --- /dev/null +++ b/orte/mca/ess/slave/ess_slave.h @@ -0,0 +1,36 @@ +/* + * Copyright (c) 2004-2008 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. + * $COPYRIGHT$ + * + * Additional copyrights may follow + * + * $HEADER$ + */ + +#ifndef ORTE_ESS_SLAVE_H +#define ORTE_ESS_SLAVE_H + +BEGIN_C_DECLS + +/* + * Module open / close + */ +int orte_ess_slave_component_open(void); +int orte_ess_slave_component_close(void); +int orte_ess_slave_component_query(mca_base_module_t **module, int *priority); + + +ORTE_MODULE_DECLSPEC extern orte_ess_base_component_t mca_ess_slave_component; + +END_C_DECLS + +#endif /* ORTE_ESS_SLAVE_H */ diff --git a/orte/mca/ess/slave/ess_slave_component.c b/orte/mca/ess/slave/ess_slave_component.c new file mode 100644 index 0000000000..83d4064ed9 --- /dev/null +++ b/orte/mca/ess/slave/ess_slave_component.c @@ -0,0 +1,86 @@ +/* + * 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. + * $COPYRIGHT$ + * + * 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 "opal/mca/base/mca_base_param.h" + +#include "orte/util/proc_info.h" + +#include "orte/mca/ess/ess.h" +#include "orte/mca/ess/slave/ess_slave.h" + +extern orte_ess_base_module_t orte_ess_slave_module; + +/* + * 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_slave_component = { + { + ORTE_ESS_BASE_VERSION_2_0_0, + + /* Component name and version */ + "slave", + ORTE_MAJOR_VERSION, + ORTE_MINOR_VERSION, + ORTE_RELEASE_VERSION, + + /* Component open and close functions */ + orte_ess_slave_component_open, + orte_ess_slave_component_close, + orte_ess_slave_component_query + }, + { + /* The component is checkpoint ready */ + MCA_BASE_METADATA_PARAM_CHECKPOINT + } +}; + + +int +orte_ess_slave_component_open(void) +{ + return ORTE_SUCCESS; +} + +int orte_ess_slave_component_query(mca_base_module_t **module, int *priority) +{ + /* we are the slave module, so set the priority so + * we can only be selected if directed to do so + */ + + *priority = 0; + *module = (mca_base_module_t *)&orte_ess_slave_module; + return ORTE_SUCCESS; +} + + +int +orte_ess_slave_component_close(void) +{ + return ORTE_SUCCESS; +} + diff --git a/orte/mca/ess/slave/ess_slave_module.c b/orte/mca/ess/slave/ess_slave_module.c new file mode 100644 index 0000000000..aa717b7f28 --- /dev/null +++ b/orte/mca/ess/slave/ess_slave_module.c @@ -0,0 +1,544 @@ +/* + * Copyright (c) 2004-2005 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. + * $COPYRIGHT$ + * + * Additional copyrights may follow + * + * $HEADER$ + * + */ + +#include "orte_config.h" +#include "orte/constants.h" + +#include +#include +#ifdef HAVE_FCNTL_H +#include +#endif +#ifdef HAVE_UNISTD_H +#include +#endif + +#include "opal/event/event.h" +#include "opal/threads/mutex.h" +#include "opal/runtime/opal.h" +#include "opal/runtime/opal_cr.h" +#include "opal/class/opal_pointer_array.h" + +#include "orte/util/show_help.h" +#include "opal/mca/mca.h" +#include "opal/mca/base/base.h" +#include "opal/mca/base/mca_base_param.h" +#include "opal/util/os_path.h" +#include "opal/util/cmd_line.h" +#include "opal/util/malloc.h" +#include "opal/util/argv.h" + +#include "orte/mca/rml/base/base.h" +#include "orte/mca/rml/base/rml_contact.h" +#include "orte/mca/routed/base/base.h" +#include "orte/mca/routed/routed.h" +#include "orte/mca/errmgr/base/base.h" +#include "orte/mca/grpcomm/base/base.h" +#include "orte/mca/iof/base/base.h" +#include "orte/mca/ess/base/base.h" +#include "orte/mca/ess/ess.h" +#include "orte/mca/ras/base/base.h" +#include "orte/mca/plm/base/base.h" +#include "orte/mca/odls/base/base.h" + +#include "orte/mca/rmaps/base/base.h" +#if OPAL_ENABLE_FT == 1 +#include "orte/mca/snapc/base/base.h" +#endif +#include "orte/mca/filem/base/base.h" +#include "orte/util/proc_info.h" +#include "orte/util/session_dir.h" +#include "orte/util/hnp_contact.h" +#include "orte/util/name_fns.h" +#include "orte/util/nidmap.h" + +#include "orte/runtime/runtime.h" +#include "orte/runtime/orte_wait.h" +#include "orte/runtime/orte_globals.h" + +#include "orte/runtime/orte_cr.h" +#include "orte/mca/ess/ess.h" +#include "orte/mca/ess/base/base.h" +#include "orte/mca/ess/slave/ess_slave.h" + +static int slave_set_name(void); + +static int rte_init(char flags); +static int rte_finalize(void); +static bool proc_is_local(orte_process_name_t *proc); +static orte_vpid_t proc_get_daemon(orte_process_name_t *proc); +static char* proc_get_hostname(orte_process_name_t *proc); +static uint32_t proc_get_arch(orte_process_name_t *proc); +static orte_local_rank_t proc_get_local_rank(orte_process_name_t *proc); +static orte_node_rank_t proc_get_node_rank(orte_process_name_t *proc); +static int update_arch(orte_process_name_t *proc, uint32_t arch); +static int update_pidmap(opal_byte_object_t *bo); +static int update_nidmap(opal_byte_object_t *bo); + +#if OPAL_ENABLE_FT == 1 +static int rte_ft_event(int state); +static int ess_slave_ft_event_update_process_info(orte_process_name_t proc, pid_t pid); +#endif + +orte_ess_base_module_t orte_ess_slave_module = { + rte_init, + rte_finalize, + orte_ess_base_app_abort, + proc_is_local, + proc_get_daemon, + proc_get_hostname, + proc_get_arch, + proc_get_local_rank, + proc_get_node_rank, + update_arch, + update_pidmap, + update_nidmap, +#if OPAL_ENABLE_FT == 1 + rte_ft_event +#else + NULL +#endif +}; + +static int rte_init(char flags) +{ + int ret; + char *error = NULL; + + /* run the prolog */ + if (ORTE_SUCCESS != (ret = orte_ess_base_std_prolog())) { + error = "orte_ess_base_std_prolog"; + goto error; + } + + /* Start by getting a unique name from the enviro */ + slave_set_name(); + + /* use the default procedure to finish my setup */ + if (ORTE_SUCCESS != (ret = orte_ess_base_app_setup())) { + ORTE_ERROR_LOG(ret); + error = "orte_ess_base_app_setup"; + goto error; + } + + /* init my nidmap arrays - no data can be available, but + * we want to ensure that nobody else who looks at + * those arrays will segfault + */ + if (ORTE_SUCCESS != (ret = orte_util_nidmap_init(NULL))) { + ORTE_ERROR_LOG(ret); + error = "orte_util_nidmap_init"; + goto error; + } + + return ORTE_SUCCESS; + +error: + orte_show_help("help-orte-runtime.txt", + "orte_init:startup:internal-failure", + true, error, ORTE_ERROR_NAME(ret), ret); + + return ret; +} + +static int rte_finalize(void) +{ + int ret; + + /* use the default procedure to finish */ + if (ORTE_SUCCESS != (ret = orte_ess_base_app_finalize())) { + ORTE_ERROR_LOG(ret); + } + + /* deconstruct the nidmap and jobmap arrays */ + orte_util_nidmap_finalize(); + + return ret; +} + +static bool proc_is_local(orte_process_name_t *proc) +{ + /* no proc can be local */ + + OPAL_OUTPUT_VERBOSE((2, orte_ess_base_output, + "%s ess:slave: proc %s is REMOTE", + ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), + ORTE_NAME_PRINT(proc))); + + return false; + +} + +static orte_vpid_t proc_get_daemon(orte_process_name_t *proc) +{ + /* if it is me, the answer is my daemon's vpid */ + if (proc->jobid == ORTE_PROC_MY_NAME->jobid && + proc->vpid == ORTE_PROC_MY_NAME->vpid) { + return ORTE_PROC_MY_DAEMON->vpid; + } + + /* otherwise, no idea */ + return ORTE_VPID_INVALID; +} + +static char* proc_get_hostname(orte_process_name_t *proc) +{ + /* if it is me, the answer is my nodename */ + if (proc->jobid == ORTE_PROC_MY_NAME->jobid && + proc->vpid == ORTE_PROC_MY_NAME->vpid) { + return orte_process_info.nodename; + } + + /* otherwise, no idea */ + return NULL; +} + +static uint32_t proc_get_arch(orte_process_name_t *proc) +{ + /* if it is me, the answer is my arch */ + if (proc->jobid == ORTE_PROC_MY_NAME->jobid && + proc->vpid == ORTE_PROC_MY_NAME->vpid) { + return orte_process_info.arch; + } + + /* otherwise, no idea */ + return 0; +} + +static int update_arch(orte_process_name_t *proc, uint32_t arch) +{ + /* nothing to do */ + return ORTE_SUCCESS; +} + +static orte_local_rank_t proc_get_local_rank(orte_process_name_t *proc) +{ + /* if it is me, the local rank is zero */ + if (proc->jobid == ORTE_PROC_MY_NAME->jobid && + proc->vpid == ORTE_PROC_MY_NAME->vpid) { + return 0; + } + + /* otherwise, no idea */ + return ORTE_LOCAL_RANK_INVALID; +} + +static orte_node_rank_t proc_get_node_rank(orte_process_name_t *proc) +{ + /* if it is me, the node rank is zero */ + if (proc->jobid == ORTE_PROC_MY_NAME->jobid && + proc->vpid == ORTE_PROC_MY_NAME->vpid) { + return 0; + } + + /* otherwise, no idea */ + return ORTE_NODE_RANK_INVALID; +} + +static int update_pidmap(opal_byte_object_t *bo) +{ + return ORTE_SUCCESS; +} + +static int update_nidmap(opal_byte_object_t *bo) +{ + return ORTE_SUCCESS; +} + +static int slave_set_name(void) +{ + char *jobid_str, *procid_str; + int id, rc; + orte_jobid_t jobid; + orte_vpid_t vpid; + + id = mca_base_param_register_string("orte", "ess", "jobid", NULL, NULL); + mca_base_param_lookup_string(id, &jobid_str); + if (NULL == jobid_str) { + ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND); + return ORTE_ERR_NOT_FOUND; + } + if (ORTE_SUCCESS != (rc = orte_util_convert_string_to_jobid(&jobid, jobid_str))) { + ORTE_ERROR_LOG(rc); + return(rc); + } + free(jobid_str); + + id = mca_base_param_register_string("orte", "ess", "vpid", NULL, NULL); + mca_base_param_lookup_string(id, &procid_str); + if (NULL == procid_str) { + ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND); + return ORTE_ERR_NOT_FOUND; + } + if (ORTE_SUCCESS != (rc = orte_util_convert_string_to_vpid(&vpid, procid_str))) { + ORTE_ERROR_LOG(rc); + return(rc); + } + free(procid_str); + + ORTE_PROC_MY_NAME->jobid = jobid; + ORTE_PROC_MY_NAME->vpid = vpid; + + OPAL_OUTPUT_VERBOSE((1, orte_ess_base_output, + "ess:slave set name to %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME))); + + /* get the non-name common environmental variables */ + if (ORTE_SUCCESS != (rc = orte_ess_env_get())) { + ORTE_ERROR_LOG(rc); + return rc; + } + + return ORTE_SUCCESS; +} + +#if OPAL_ENABLE_FT == 1 +static int rte_ft_event(int state) +{ + int ret, exit_status = ORTE_SUCCESS; + + /******** Checkpoint Prep ********/ + if(OPAL_CRS_CHECKPOINT == state) { + /* + * Notify SnapC + */ + if( ORTE_SUCCESS != (ret = orte_snapc.ft_event(OPAL_CRS_CHECKPOINT))) { + exit_status = ret; + goto cleanup; + } + + /* + * Notify Routed + */ + if( ORTE_SUCCESS != (ret = orte_routed.ft_event(OPAL_CRS_CHECKPOINT))) { + exit_status = ret; + goto cleanup; + } + + /* + * Notify RML -> OOB + */ + if( ORTE_SUCCESS != (ret = orte_rml.ft_event(OPAL_CRS_CHECKPOINT))) { + exit_status = ret; + goto cleanup; + } + } + /******** Continue Recovery ********/ + else if (OPAL_CRS_CONTINUE == state ) { + /* + * Notify RML -> OOB + */ + if( ORTE_SUCCESS != (ret = orte_rml.ft_event(OPAL_CRS_CONTINUE))) { + exit_status = ret; + goto cleanup; + } + + /* + * Notify Routed + */ + if( ORTE_SUCCESS != (ret = orte_routed.ft_event(OPAL_CRS_CONTINUE))) { + exit_status = ret; + goto cleanup; + } + + /* + * Notify SnapC + */ + if( ORTE_SUCCESS != (ret = orte_snapc.ft_event(OPAL_CRS_CONTINUE))) { + exit_status = ret; + goto cleanup; + } + } + /******** Restart Recovery ********/ + else if (OPAL_CRS_RESTART == state ) { + /* + * This should follow the ess init() function + */ + + /* + * Clear nidmap and jmap + */ + orte_util_nidmap_finalize(); + + /* + * - Reset Contact information + */ + if( ORTE_SUCCESS != (ret = slave_set_name() ) ) { + exit_status = ret; + } + + /* + * Notify RML -> OOB + */ + if( ORTE_SUCCESS != (ret = orte_rml.ft_event(OPAL_CRS_RESTART))) { + exit_status = ret; + goto cleanup; + } + + /* + * Restart the routed framework + * JJH: Lie to the finalize function so it does not try to contact the daemon. + */ + orte_process_info.tool = true; + if (ORTE_SUCCESS != (ret = orte_routed.finalize()) ) { + exit_status = ret; + goto cleanup; + } + orte_process_info.tool = false; + if (ORTE_SUCCESS != (ret = orte_routed.initialize()) ) { + exit_status = ret; + goto cleanup; + } + + /* + * Group Comm - Clean out stale data + */ + orte_grpcomm.finalize(); + if (ORTE_SUCCESS != (ret = orte_grpcomm.init())) { + exit_status = ret; + goto cleanup; + } + if (ORTE_SUCCESS != (ret = orte_grpcomm.purge_proc_attrs())) { + exit_status = ret; + goto cleanup; + } + + /* + * Restart the PLM - Does nothing at the moment, but included for completeness + */ + if (ORTE_SUCCESS != (ret = orte_plm.finalize())) { + ORTE_ERROR_LOG(ret); + exit_status = ret; + goto cleanup; + } + + if (ORTE_SUCCESS != (ret = orte_plm.init())) { + ORTE_ERROR_LOG(ret); + exit_status = ret; + goto cleanup; + } + + /* + * RML - Enable communications + */ + if (ORTE_SUCCESS != (ret = orte_rml.enable_comm())) { + exit_status = ret; + goto cleanup; + } + + /* + * Session directory re-init + */ + if (ORTE_SUCCESS != (ret = orte_session_dir(true, + orte_process_info.tmpdir_base, + orte_process_info.nodename, + NULL, /* Batch ID -- Not used */ + ORTE_PROC_MY_NAME))) { + exit_status = ret; + } + + opal_output_set_output_file_info(orte_process_info.proc_session_dir, + "output-", NULL, NULL); + + /* + * Notify Routed + */ + if( ORTE_SUCCESS != (ret = orte_routed.ft_event(OPAL_CRS_RESTART))) { + exit_status = ret; + goto cleanup; + } + + /* + * Notify SnapC + */ + if( ORTE_SUCCESS != (ret = orte_snapc.ft_event(OPAL_CRS_RESTART))) { + exit_status = ret; + goto cleanup; + } + + /* + * Send new PID to HNP/daemon + * The checkpointer could have used a proxy program to boot us + * so the pid that the orted got from fork() may not be the + * PID of this application. + * - Note: BLCR does this because it tries to preseve the PID + * of the program across checkpointes + */ + if( ORTE_SUCCESS != (ret = ess_slave_ft_event_update_process_info(orte_process_info.my_name, getpid())) ) { + exit_status = ret; + goto cleanup; + } + + /* if one was provided, build my nidmap */ + if (ORTE_SUCCESS != (ret = orte_util_nidmap_init(orte_process_info.sync_buf))) { + ORTE_ERROR_LOG(ret); + exit_status = ret; + goto cleanup; + } + } + else if (OPAL_CRS_TERM == state ) { + /* Nothing */ + } + else { + /* Error state = Nothing */ + } + + cleanup: + + return exit_status; +} + +static int ess_slave_ft_event_update_process_info(orte_process_name_t proc, pid_t proc_pid) +{ + int ret, exit_status = ORTE_SUCCESS; + opal_buffer_t buffer; + orte_snapc_cmd_flag_t command = ORTE_SNAPC_LOCAL_UPDATE_CMD; + + OBJ_CONSTRUCT(&buffer, opal_buffer_t); + + if (ORTE_SUCCESS != (ret = opal_dss.pack(&buffer, &command, 1, ORTE_SNAPC_CMD )) ) { + ORTE_ERROR_LOG(ret); + exit_status = ret; + goto cleanup; + } + + if (ORTE_SUCCESS != (ret = opal_dss.pack(&buffer, &proc, 1, ORTE_NAME))) { + ORTE_ERROR_LOG(ret); + exit_status = ret; + goto cleanup; + } + + if (ORTE_SUCCESS != (ret = opal_dss.pack(&buffer, &proc_pid, 1, OPAL_PID))) { + ORTE_ERROR_LOG(ret); + exit_status = ret; + goto cleanup; + } + + if (0 > (ret = orte_rml.send_buffer(ORTE_PROC_MY_DAEMON, &buffer, ORTE_RML_TAG_SNAPC, 0))) { + ORTE_ERROR_LOG(ret); + exit_status = ret; + goto cleanup; + } + + cleanup: + OBJ_DESTRUCT(&buffer); + + return exit_status; +} +#endif +