Commit | Line | Data |
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1da177e4 LT |
1 | #ifndef _LINUX_FCNTL_H |
2 | #define _LINUX_FCNTL_H | |
3 | ||
4 | #include <asm/fcntl.h> | |
5 | ||
9b9d2ab4 ME |
6 | /* Cancel a blocking posix lock; internal use only until we expose an |
7 | * asynchronous lock api to userspace: */ | |
8 | #define F_CANCELLK (F_LINUX_SPECIFIC_BASE+5) | |
9 | ||
1da177e4 LT |
10 | #define F_SETLEASE (F_LINUX_SPECIFIC_BASE+0) |
11 | #define F_GETLEASE (F_LINUX_SPECIFIC_BASE+1) | |
12 | ||
13 | /* | |
14 | * Request nofications on a directory. | |
15 | * See below for events that may be notified. | |
16 | */ | |
17 | #define F_NOTIFY (F_LINUX_SPECIFIC_BASE+2) | |
18 | ||
19 | /* | |
20 | * Types of directory notifications that may be requested. | |
21 | */ | |
22 | #define DN_ACCESS 0x00000001 /* File accessed */ | |
23 | #define DN_MODIFY 0x00000002 /* File modified */ | |
24 | #define DN_CREATE 0x00000004 /* File created */ | |
25 | #define DN_DELETE 0x00000008 /* File removed */ | |
26 | #define DN_RENAME 0x00000010 /* File renamed */ | |
27 | #define DN_ATTRIB 0x00000020 /* File changed attibutes */ | |
28 | #define DN_MULTISHOT 0x80000000 /* Don't remove notifier */ | |
29 | ||
5590ff0d UD |
30 | #define AT_FDCWD -100 /* Special value used to indicate |
31 | openat should use the current | |
32 | working directory. */ | |
33 | #define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */ | |
34 | #define AT_REMOVEDIR 0x200 /* Remove directory instead of | |
35 | unlinking file. */ | |
45c9b11a | 36 | #define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */ |
5590ff0d | 37 | |
1da177e4 LT |
38 | #ifdef __KERNEL__ |
39 | ||
ef3daeda YZ |
40 | #ifndef force_o_largefile |
41 | #define force_o_largefile() (BITS_PER_LONG != 32) | |
42 | #endif | |
43 | ||
1da177e4 LT |
44 | #if BITS_PER_LONG == 32 |
45 | #define IS_GETLK32(cmd) ((cmd) == F_GETLK) | |
46 | #define IS_SETLK32(cmd) ((cmd) == F_SETLK) | |
47 | #define IS_SETLKW32(cmd) ((cmd) == F_SETLKW) | |
48 | #define IS_GETLK64(cmd) ((cmd) == F_GETLK64) | |
49 | #define IS_SETLK64(cmd) ((cmd) == F_SETLK64) | |
50 | #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64) | |
51 | #else | |
52 | #define IS_GETLK32(cmd) (0) | |
53 | #define IS_SETLK32(cmd) (0) | |
54 | #define IS_SETLKW32(cmd) (0) | |
55 | #define IS_GETLK64(cmd) ((cmd) == F_GETLK) | |
56 | #define IS_SETLK64(cmd) ((cmd) == F_SETLK) | |
57 | #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW) | |
58 | #endif /* BITS_PER_LONG == 32 */ | |
59 | ||
60 | #define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd)) | |
61 | #define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd)) | |
62 | #define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd)) | |
63 | ||
64 | #endif /* __KERNEL__ */ | |
65 | ||
66 | #endif |