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dbb5dfe6 DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <dgoulet@efficios.com> | |
3 | * | |
d14d33bf AM |
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. | |
dbb5dfe6 DG |
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 | * | |
d14d33bf AM |
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. | |
dbb5dfe6 DG |
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> |
88f23bde | 24 | #include <common/macros.h> |
dbb5dfe6 | 25 | |
4443d2b1 MD |
26 | #if (defined(__FreeBSD__) || defined(__CYGWIN__)) |
27 | typedef long long off64_t; | |
28 | #endif | |
29 | ||
a3a9e86d | 30 | #if (defined(__FreeBSD__) || defined(__sun__)) |
4443d2b1 MD |
31 | typedef off64_t loff_t; |
32 | #endif | |
1268b9d6 | 33 | |
4443d2b1 | 34 | #ifdef __linux__ |
88f23bde JR |
35 | LTTNG_HIDDEN |
36 | int compat_sync_file_range(int fd, off64_t offset, off64_t nbytes, | |
1268b9d6 | 37 | unsigned int flags); |
dbb5dfe6 DG |
38 | #define lttng_sync_file_range(fd, offset, nbytes, flags) \ |
39 | compat_sync_file_range(fd, offset, nbytes, flags) | |
40 | ||
4443d2b1 | 41 | #endif /* __linux__ */ |
dbb5dfe6 | 42 | |
a3a9e86d | 43 | #if (defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__)) |
dbb5dfe6 DG |
44 | /* |
45 | * Possible flags under Linux. Simply nullify them and avoid wrapper. | |
46 | */ | |
47 | #define SYNC_FILE_RANGE_WAIT_AFTER 0 | |
48 | #define SYNC_FILE_RANGE_WAIT_BEFORE 0 | |
49 | #define SYNC_FILE_RANGE_WRITE 0 | |
50 | ||
4443d2b1 MD |
51 | static inline int lttng_sync_file_range(int fd, off64_t offset, |
52 | off64_t nbytes, unsigned int flags) | |
53 | { | |
54 | return -ENOSYS; | |
55 | } | |
56 | #endif | |
57 | ||
a3a9e86d | 58 | #if (defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__)) |
dbb5dfe6 DG |
59 | /* |
60 | * Possible flags under Linux. Simply nullify them and avoid wrappers. | |
61 | */ | |
62 | #define SPLICE_F_MOVE 0 | |
63 | #define SPLICE_F_NONBLOCK 0 | |
64 | #define SPLICE_F_MORE 0 | |
65 | #define SPLICE_F_GIFT 0 | |
66 | ||
1268b9d6 DG |
67 | static inline ssize_t splice(int fd_in, loff_t *off_in, int fd_out, loff_t *off_out, |
68 | size_t len, unsigned int flags) | |
69 | { | |
70 | return -ENOSYS; | |
71 | } | |
4443d2b1 MD |
72 | #endif |
73 | ||
74 | #ifdef __FreeBSD__ | |
75 | #define POSIX_FADV_DONTNEED 0 | |
1268b9d6 DG |
76 | |
77 | static inline int posix_fadvise(int fd, off_t offset, off_t len, int advice) | |
dbb5dfe6 DG |
78 | { |
79 | return -ENOSYS; | |
80 | } | |
4443d2b1 | 81 | #endif |
dbb5dfe6 | 82 | |
82513a40 | 83 | #if !(defined(__linux__) || defined(__FreeBSD__) || defined(__CYGWIN__) || defined(__sun__) || defined(__APPLE__)) |
7657ae75 | 84 | #error "Please add support for your OS." |
82513a40 | 85 | #endif /* __linux__ , __FreeBSD__, __CYGWIN__, __sun__, __APPLE__ */ |
dbb5dfe6 DG |
86 | |
87 | #endif /* _COMPAT_FCNTL_H */ |