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104 lines
2.3 KiB
C
104 lines
2.3 KiB
C
/* Copyright (C) 2003-2023 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 <limits.h>
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#include <pthread.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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static pthread_key_t key;
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static int rounds;
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static void
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destr (void *arg)
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{
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++rounds;
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/* Use an arbirary but valid pointer to avoid GCC warnings. */
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if (pthread_setspecific (key, (void *) &rounds) != 0)
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{
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puts ("destr: setspecific failed");
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exit (1);
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}
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}
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static void *
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tf (void *arg)
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{
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/* Use an arbirary but valid pointer to avoid GCC warnings. */
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if (pthread_setspecific (key, (void *) &rounds) != 0)
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{
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puts ("tf: setspecific failed");
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exit (1);
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}
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return NULL;
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}
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/* This test check non-standard behavior. The standard does not
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require that the implementation has to stop calling TSD destructors
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when they are set over and over again. But NPTL does. */
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static int
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do_test (void)
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{
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/* Allocate two keys, both with destructors. */
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if (pthread_key_create (&key, destr) != 0)
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{
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puts ("key_create failed");
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return 1;
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}
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pthread_t th;
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if (pthread_create (&th, NULL, tf, NULL) != 0)
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{
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puts ("create failed");
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return 1;
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}
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if (pthread_join (th, NULL) != 0)
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{
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puts ("join failed");
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return 1;
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}
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if (rounds < PTHREAD_DESTRUCTOR_ITERATIONS)
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{
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printf ("rounds == %d, PTHREAD_DESTRUCTOR_ITERATIONS = %d\n",
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rounds, PTHREAD_DESTRUCTOR_ITERATIONS);
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return 1;
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}
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if (pthread_getspecific (key) != NULL)
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{
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puts ("key data != NULL");
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return 1;
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}
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return 0;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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