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64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/* Verify that TLS access in separate thread in a dlopened library does not
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deadlock - the module.
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Copyright (C) 2015-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <pthread.h>
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#include <atomic.h>
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static pthread_t th;
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static int running = 1;
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static void *
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test_run (void *p)
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{
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while (atomic_load_relaxed (&running))
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printf ("Test running\n");
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printf ("Test finished\n");
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return NULL;
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}
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static void __attribute__ ((constructor))
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do_init (void)
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{
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int ret = pthread_create (&th, NULL, test_run, NULL);
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if (ret != 0)
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{
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printf ("failed to create thread: %s (%d)\n", strerror (ret), ret);
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exit (1);
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}
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}
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static void __attribute__ ((destructor))
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do_end (void)
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{
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atomic_store_relaxed (&running, 0);
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int ret = pthread_join (th, NULL);
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if (ret != 0)
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{
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printf ("pthread_join: %s(%d)\n", strerror (ret), ret);
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exit (1);
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}
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printf ("Thread joined\n");
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}
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