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dbb5dfe6 DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <dgoulet@efficios.com> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms of the GNU General Public License as published by the Free | |
6 | * Software Foundation; only version 2 of the License. | |
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 | * | |
13 | * You should have received a copy of the GNU General Public License along with | |
14 | * this program; if not, write to the Free Software Foundation, Inc., 59 Temple | |
15 | * Place - Suite 330, Boston, MA 02111-1307, USA. | |
16 | */ | |
17 | ||
18 | #ifndef _COMPAT_FCNTL_H | |
19 | #define _COMPAT_FCNTL_H | |
20 | ||
21 | #include <fcntl.h> | |
1268b9d6 | 22 | #include <sys/types.h> |
dbb5dfe6 | 23 | |
1268b9d6 DG |
24 | #ifdef __linux__ |
25 | ||
26 | extern int compat_sync_file_range(int fd, off64_t offset, off64_t nbytes, | |
27 | unsigned int flags); | |
dbb5dfe6 DG |
28 | #define lttng_sync_file_range(fd, offset, nbytes, flags) \ |
29 | compat_sync_file_range(fd, offset, nbytes, flags) | |
30 | ||
7657ae75 | 31 | #elif defined(__FreeBSD__) |
dbb5dfe6 | 32 | |
1268b9d6 DG |
33 | typedef long int off64_t; |
34 | typedef off64_t loff_t; | |
dbb5dfe6 | 35 | |
1268b9d6 | 36 | #include <sys/errno.h> |
dbb5dfe6 DG |
37 | |
38 | /* | |
39 | * Possible flags under Linux. Simply nullify them and avoid wrapper. | |
40 | */ | |
41 | #define SYNC_FILE_RANGE_WAIT_AFTER 0 | |
42 | #define SYNC_FILE_RANGE_WAIT_BEFORE 0 | |
43 | #define SYNC_FILE_RANGE_WRITE 0 | |
44 | ||
dbb5dfe6 DG |
45 | /* |
46 | * Possible flags under Linux. Simply nullify them and avoid wrappers. | |
47 | */ | |
48 | #define SPLICE_F_MOVE 0 | |
49 | #define SPLICE_F_NONBLOCK 0 | |
50 | #define SPLICE_F_MORE 0 | |
51 | #define SPLICE_F_GIFT 0 | |
52 | ||
1268b9d6 DG |
53 | #define POSIX_FADV_DONTNEED 0 |
54 | ||
55 | static inline int lttng_sync_file_range(int fd, off64_t offset, | |
56 | off64_t nbytes, unsigned int flags) | |
57 | { | |
58 | return -ENOSYS; | |
59 | } | |
60 | ||
61 | static inline ssize_t splice(int fd_in, loff_t *off_in, int fd_out, loff_t *off_out, | |
62 | size_t len, unsigned int flags) | |
63 | { | |
64 | return -ENOSYS; | |
65 | } | |
66 | ||
67 | static inline int posix_fadvise(int fd, off_t offset, off_t len, int advice) | |
dbb5dfe6 DG |
68 | { |
69 | return -ENOSYS; | |
70 | } | |
71 | ||
72 | #else | |
7657ae75 | 73 | #error "Please add support for your OS." |
dbb5dfe6 DG |
74 | #endif /* __linux__ , __FreeBSD__ */ |
75 | ||
76 | #endif /* _COMPAT_FCNTL_H */ |