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/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2021 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) 2007-2018 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2015-2016 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2019 Sandia National Laboratories. All rights reserved.
*
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include <unistd.h>
#include <pthread.h>
#include "opal/constants.h"
#include "opal/mca/threads/threads.h"
#include "opal/mca/threads/tsd.h"
#include "opal/prefetch.h"
#include "opal/util/output.h"
#include "opal/util/sys_limits.h"
/*
* Constructor
*/
static void opal_thread_construct(opal_thread_t *t)
{
t->t_run = 0;
t->t_handle = (pthread_t) -1;
}
OBJ_CLASS_INSTANCE(opal_thread_t, opal_object_t, opal_thread_construct, NULL);
int opal_thread_start(opal_thread_t *t)
{
int rc;
if (OPAL_ENABLE_DEBUG) {
if (NULL == t->t_run || (pthread_t) -1 != t->t_handle) {
return OPAL_ERR_BAD_PARAM;
}
}
rc = pthread_create(&t->t_handle, NULL, (void *(*) (void *) ) t->t_run, t);
return 0 == rc ? OPAL_SUCCESS : OPAL_ERR_IN_ERRNO;
}
int opal_thread_join(opal_thread_t *t, void **thr_return)
{
int rc = pthread_join(t->t_handle, thr_return);
t->t_handle = (pthread_t) -1;
return 0 == rc ? OPAL_SUCCESS : OPAL_ERR_IN_ERRNO;
}
bool opal_thread_self_compare(opal_thread_t *t)
{
return pthread_self() == t->t_handle;
}
opal_thread_t *opal_thread_get_self(void)
{
opal_thread_t *t = OBJ_NEW(opal_thread_t);
t->t_handle = pthread_self();
return t;
}
void opal_thread_set_main(void)
{
}
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