glibc/htl/tests/test-2.c
Joseph Myers 04277e02d7 Update copyright dates with scripts/update-copyrights.
* All files with FSF copyright notices: Update copyright dates
	using scripts/update-copyrights.
	* locale/programs/charmap-kw.h: Regenerated.
	* locale/programs/locfile-kw.h: Likewise.
2019-01-01 00:11:28 +00:00

57 lines
1.3 KiB
C

/* Test detachability.
Copyright (C) 2000-2019 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#define _GNU_SOURCE
#include <pthread.h>
#include <assert.h>
#include <error.h>
#include <errno.h>
#include <unistd.h>
void *
thread (void *arg)
{
while (1)
sched_yield ();
}
int
main (int argc, char **argv)
{
int err;
pthread_t tid;
void *ret;
err = pthread_create (&tid, 0, thread, 0);
if (err)
error (1, err, "pthread_create");
err = pthread_detach (tid);
if (err)
error (1, err, "pthread_detach");
err = pthread_detach (tid);
assert (err == EINVAL);
err = pthread_join (tid, &ret);
assert (err == EINVAL);
return 0;
}