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Elliott Hughes09e77f32020-01-29 19:20:45 -08001/*
2 * Copyright (C) 2020 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#pragma once
30
31/**
32 * @file bits/flock.h
33 * @brief struct flock.
34 */
35
36#include <sys/cdefs.h>
37#include <sys/types.h>
38
39__BEGIN_DECLS
40
41#define __FLOCK64_BODY \
42 short l_type; \
43 short l_whence; \
44 off64_t l_start; \
45 off64_t l_len; \
46 pid_t l_pid; \
47
48#if defined(__USE_FILE_OFFSET64) || defined(__LP64__)
49#define __FLOCK_BODY __FLOCK64_BODY
50#else
51#define __FLOCK_BODY \
52 short l_type; \
53 short l_whence; \
54 off_t l_start; \
55 off_t l_len; \
56 pid_t l_pid; \
57
58#endif
59
60struct flock { __FLOCK_BODY };
61struct flock64 { __FLOCK64_BODY };
62
63#undef __FLOCK_BODY
64#undef __FLOCK64_BODY
65
66__END_DECLS