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315c9e794a
Since __pthread_key_create might be concurrently reallocating the __pthread_key_destructors array, it's not safe to access it without the mutex held. Posix explicitly says we are allowed to prefer performance over error detection.
39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
/* pthread_getspecific. Hurd version.
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Copyright (C) 2002-2022 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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void *
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__pthread_getspecific (pthread_key_t key)
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{
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struct __pthread *self;
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if (key < 0 || key >= __pthread_key_count)
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return NULL;
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self = _pthread_self ();
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if (key >= self->thread_specifics_size)
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return 0;
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return self->thread_specifics[key];
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}
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weak_alias (__pthread_getspecific, pthread_getspecific);
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hidden_def (__pthread_getspecific)
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