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/* Verify that TLS access in separate thread in a dlopened library does not
deadlock - the module.
Copyright (C) 2015-2020 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
<https://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <stdlib.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");
}
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