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27360ab9ea
Signed-off-by: gfleury <gfleury@disroot.org> Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org> Message-ID: <20250613184440.1660335-1-gfleury@disroot.org>
80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/* pthread_key_delete. Hurd version.
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Copyright (C) 2002-2025 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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#include <pthread.h>
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#include <pt-internal.h>
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#include <shlib-compat.h>
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#include <ldsodefs.h>
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int
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__pthread_key_delete (pthread_key_t key)
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{
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error_t err = 0;
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__pthread_key_lock_ready ();
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__pthread_mutex_lock (&__pthread_key_lock);
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if (key < 0 || key >= __pthread_key_count
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|| __pthread_key_destructors[key] == PTHREAD_KEY_INVALID)
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err = EINVAL;
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else
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{
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int i;
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__pthread_key_destructors[key] = PTHREAD_KEY_INVALID;
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__pthread_key_invalid_count++;
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__libc_rwlock_rdlock (GL (dl_pthread_threads_lock));
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for (i = 0; i < GL (dl_pthread_num_threads); ++i)
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{
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struct __pthread *t;
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t = GL (dl_pthread_threads)[i];
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if (t == NULL)
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continue;
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/* Just remove the key, no need to care whether it was
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already there. */
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if (t->thread_specifics == NULL)
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{
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if (key < PTHREAD_STATIC_KEYS)
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t->static_thread_specifics[key] = 0;
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}
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else
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{
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if (key < t->thread_specifics_size)
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t->thread_specifics[key] = 0;
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}
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}
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__libc_rwlock_unlock (GL (dl_pthread_threads_lock));
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}
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__pthread_mutex_unlock (&__pthread_key_lock);
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return err;
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}
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libc_hidden_def (__pthread_key_delete)
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versioned_symbol (libc, __pthread_key_delete, pthread_key_delete, GLIBC_2_42);
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#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_12, GLIBC_2_42)
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compat_symbol (libpthread, __pthread_key_delete, pthread_key_delete, GLIBC_2_12);
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#endif
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