mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-23 13:30:06 +00:00
63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/* Verify that TLS access in separate thread in a dlopened library does not
|
|
deadlock - the module.
|
|
Copyright (C) 2015 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/>. */
|
|
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <pthread.h>
|
|
#include <atomic.h>
|
|
|
|
static pthread_t th;
|
|
static int running = 1;
|
|
|
|
static void *
|
|
test_run (void *p)
|
|
{
|
|
while (atomic_load_relaxed (&running))
|
|
printf ("Test running\n");
|
|
printf ("Test finished\n");
|
|
return NULL;
|
|
}
|
|
|
|
static void __attribute__ ((constructor))
|
|
do_init (void)
|
|
{
|
|
int ret = pthread_create (&th, NULL, test_run, NULL);
|
|
|
|
if (ret != 0)
|
|
{
|
|
printf ("failed to create thread: %s (%d)\n", strerror (ret), ret);
|
|
exit (1);
|
|
}
|
|
}
|
|
|
|
static void __attribute__ ((destructor))
|
|
do_end (void)
|
|
{
|
|
atomic_store_relaxed (&running, 0);
|
|
int ret = pthread_join (th, NULL);
|
|
|
|
if (ret != 0)
|
|
{
|
|
printf ("pthread_join: %s(%d)\n", strerror (ret), ret);
|
|
exit (1);
|
|
}
|
|
|
|
printf ("Thread joined\n");
|
|
}
|