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44 lines
1.5 KiB
C
44 lines
1.5 KiB
C
/* Copyright (C) 2002-2021 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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#include <shlib-compat.h>
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int
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__pthread_condattr_setpshared (pthread_condattr_t *attr, int pshared)
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{
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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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int *valuep = &((struct pthread_condattr *) attr)->value;
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*valuep = (*valuep & ~1) | (pshared != PTHREAD_PROCESS_PRIVATE);
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return 0;
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}
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versioned_symbol (libc, __pthread_condattr_setpshared,
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pthread_condattr_setpshared, GLIBC_2_34);
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#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_2, GLIBC_2_34)
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compat_symbol (libpthread, __pthread_condattr_setpshared,
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pthread_condattr_setpshared, GLIBC_2_2);
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#endif
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