Port: Add Solaris support to fcntl compat
[lttng-tools.git] / src / common / compat / fcntl.h
CommitLineData
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1/*
2 * Copyright (C) 2011 - David Goulet <dgoulet@efficios.com>
3 *
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4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License, version 2 only,
6 * as published by the Free Software Foundation.
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7 *
8 * This program is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
11 * more details.
12 *
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13 * You should have received a copy of the GNU General Public License along
14 * with this program; if not, write to the Free Software Foundation, Inc.,
15 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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16 */
17
18#ifndef _COMPAT_FCNTL_H
19#define _COMPAT_FCNTL_H
20
21#include <fcntl.h>
4443d2b1 22#include <errno.h>
1268b9d6 23#include <sys/types.h>
dbb5dfe6 24
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25#if (defined(__FreeBSD__) || defined(__CYGWIN__))
26typedef long long off64_t;
27#endif
28
a3a9e86d 29#if (defined(__FreeBSD__) || defined(__sun__))
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30typedef off64_t loff_t;
31#endif
1268b9d6 32
4443d2b1 33#ifdef __linux__
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34extern int compat_sync_file_range(int fd, off64_t offset, off64_t nbytes,
35 unsigned int flags);
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36#define lttng_sync_file_range(fd, offset, nbytes, flags) \
37 compat_sync_file_range(fd, offset, nbytes, flags)
38
4443d2b1 39#endif /* __linux__ */
dbb5dfe6 40
a3a9e86d 41#if (defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__))
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42/*
43 * Possible flags under Linux. Simply nullify them and avoid wrapper.
44 */
45#define SYNC_FILE_RANGE_WAIT_AFTER 0
46#define SYNC_FILE_RANGE_WAIT_BEFORE 0
47#define SYNC_FILE_RANGE_WRITE 0
48
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49static inline int lttng_sync_file_range(int fd, off64_t offset,
50 off64_t nbytes, unsigned int flags)
51{
52 return -ENOSYS;
53}
54#endif
55
a3a9e86d 56#if (defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__))
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57/*
58 * Possible flags under Linux. Simply nullify them and avoid wrappers.
59 */
60#define SPLICE_F_MOVE 0
61#define SPLICE_F_NONBLOCK 0
62#define SPLICE_F_MORE 0
63#define SPLICE_F_GIFT 0
64
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65static inline ssize_t splice(int fd_in, loff_t *off_in, int fd_out, loff_t *off_out,
66 size_t len, unsigned int flags)
67{
68 return -ENOSYS;
69}
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70#endif
71
72#ifdef __FreeBSD__
73#define POSIX_FADV_DONTNEED 0
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74
75static inline int posix_fadvise(int fd, off_t offset, off_t len, int advice)
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76{
77 return -ENOSYS;
78}
4443d2b1 79#endif
dbb5dfe6 80
a3a9e86d 81#if !(defined(__linux__) || defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__))
7657ae75 82#error "Please add support for your OS."
a3a9e86d 83#endif /* __linux__ , __FreeBSD__, __CYGWIN__, __sun__ */
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84
85#endif /* _COMPAT_FCNTL_H */
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