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101 lines
2.1 KiB
C
101 lines
2.1 KiB
C
/* Check that __pthread_destroy_specific works correctly if it has to skip
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unused slots.
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Copyright (C) 2000-2025 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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#define _GNU_SOURCE
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#include <error.h>
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#include <pthread.h>
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#include <stdio.h>
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#define N_k 42
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static volatile int v;
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static void
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d (void *x)
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{
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int *i = (int *) x;
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if (v != *i)
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error (1, 0, "FAILED %d %d", v, *i);
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v += 2;
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printf ("%s %d\n", __FUNCTION__, *i);
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fflush (stdout);
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}
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static void *
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test (void *x)
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{
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pthread_key_t k[N_k];
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static int k_v[N_k];
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int err, i;
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for (i = 0; i < N_k; i += 1)
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{
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err = pthread_key_create (&k[i], &d);
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if (err != 0)
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error (1, err, "pthread_key_create %d", i);
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}
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for (i = 0; i < N_k; i += 1)
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{
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k_v[i] = i;
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err = pthread_setspecific (k[i], &k_v[i]);
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if (err != 0)
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error (1, err, "pthread_setspecific %d", i);
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}
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/* Delete every even key. */
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for (i = 0; i < N_k; i += 2)
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{
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err = pthread_key_delete (k[i]);
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if (err != 0)
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error (1, err, "pthread_key_delete %d", i);
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}
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v = 1;
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pthread_exit (NULL);
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return NULL;
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}
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int
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main (void)
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{
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pthread_t tid;
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int err;
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err = pthread_create (&tid, 0, test, NULL);
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if (err != 0)
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error (1, err, "pthread_create");
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err = pthread_join (tid, NULL);
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if (err)
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error (1, err, "pthread_join");
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if (v != N_k + 1)
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error (1, 0, "FAILED END %d %d", v, N_k + 1);
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return 0;
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}
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