mirror of
https://git.hardenedbsd.org/hardenedbsd/HardenedBSD.git
synced 2024-12-29 06:47:21 +01:00
68 lines
2.2 KiB
C
68 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 2005 David Xu <davidxu@freebsd.org>
|
|
* Copyright (C) 2003 Daniel M. Eischen <deischen@freebsd.org>
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice unmodified, this list of conditions, and the following
|
|
* disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*
|
|
*/
|
|
|
|
#include "namespace.h"
|
|
#include <sys/types.h>
|
|
#include <errno.h>
|
|
#include <pthread.h>
|
|
#include "un-namespace.h"
|
|
|
|
#include "thr_private.h"
|
|
|
|
__weak_reference(_pthread_detach, pthread_detach);
|
|
|
|
int
|
|
_pthread_detach(pthread_t pthread)
|
|
{
|
|
struct pthread *curthread = _get_curthread();
|
|
int rval;
|
|
|
|
if (pthread == NULL)
|
|
return (EINVAL);
|
|
|
|
if ((rval = _thr_find_thread(curthread, pthread,
|
|
/*include dead*/1)) != 0) {
|
|
return (rval);
|
|
}
|
|
|
|
/* Check if the thread is already detached or has a joiner. */
|
|
if ((pthread->flags & THR_FLAGS_DETACHED) != 0 ||
|
|
(pthread->joiner != NULL)) {
|
|
THR_THREAD_UNLOCK(curthread, pthread);
|
|
return (EINVAL);
|
|
}
|
|
|
|
/* Flag the thread as detached. */
|
|
pthread->flags |= THR_FLAGS_DETACHED;
|
|
_thr_try_gc(curthread, pthread); /* thread lock released */
|
|
|
|
return (0);
|
|
}
|