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39 lines
1.2 KiB
C
39 lines
1.2 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 "pthreadP.h"
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#include <futex-internal.h>
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int
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pthread_rwlockattr_setpshared (pthread_rwlockattr_t *attr, int pshared)
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{
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struct pthread_rwlockattr *iattr;
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int err = futex_supports_pshared (pshared);
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if (err != 0)
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return err;
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iattr = (struct pthread_rwlockattr *) attr;
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iattr->pshared = pshared;
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return 0;
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}
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