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7538d46113
This introduces the function __pthread_attr_extension to allocate the extension space, which is freed by pthread_attr_destroy. Reviewed-by: Carlos O'Donell <carlos@redhat.com>
48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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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 <errno.h>
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#include <string.h>
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#include <unistd.h>
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#include "pthreadP.h"
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#include <shlib-compat.h>
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int
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__pthread_attr_destroy (pthread_attr_t *attr)
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{
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struct pthread_attr *iattr;
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iattr = (struct pthread_attr *) attr;
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#if SHLIB_COMPAT(libc, GLIBC_2_0, GLIBC_2_1)
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/* In old struct pthread_attr, the extension member is missing. */
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if (__builtin_expect ((iattr->flags & ATTR_FLAG_OLDATTR), 0) == 0)
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#endif
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{
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if (iattr->extension != NULL)
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{
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free (iattr->extension->cpuset);
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free (iattr->extension);
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}
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}
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return 0;
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}
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libc_hidden_def (__pthread_attr_destroy)
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weak_alias (__pthread_attr_destroy, pthread_attr_destroy)
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