64 lines
2.3 KiB
C
64 lines
2.3 KiB
C
/* $NetBSD: futex_private.h,v 1.2 2020/05/16 16:16:59 thorpej Exp $ */
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/*-
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* Copyright (c) 2019 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __LIBC_FUTEX_PRIVATE
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#define __LIBC_FUTEX_PRIVATE
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#include <sys/cdefs.h>
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#include <sys/syscall.h>
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#include <sys/futex.h>
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#include <unistd.h>
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/* XXX Avoid pulling in namespace.h. */
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extern int _syscall(int, ...);
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static inline int __unused
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__futex(volatile int *uaddr, int op, int val, const struct timespec *timeout,
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volatile int *uaddr2, int val2, int val3)
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{
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return _syscall(SYS___futex, uaddr, op, val, timeout, uaddr2,
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val2, val3);
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}
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static inline int __unused
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__futex_set_robust_list(void *head, size_t len)
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{
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return _syscall(SYS___futex_set_robust_list, head, len);
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}
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static inline int __unused
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__futex_get_robust_list(lwpid_t lwpid, void **headp, size_t *lenp)
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{
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return _syscall(SYS___futex_get_robust_list, lwpid, headp, lenp);
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}
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#endif /* __LIBC_FUTEX_PRIVATE */
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