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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _LINUX_FCNTL_H
2#define _LINUX_FCNTL_H
3
4#include <asm/fcntl.h>
5
6#define F_SETLEASE (F_LINUX_SPECIFIC_BASE+0)
7#define F_GETLEASE (F_LINUX_SPECIFIC_BASE+1)
8
9/*
10 * Request nofications on a directory.
11 * See below for events that may be notified.
12 */
13#define F_NOTIFY (F_LINUX_SPECIFIC_BASE+2)
14
15/*
16 * Types of directory notifications that may be requested.
17 */
18#define DN_ACCESS 0x00000001 /* File accessed */
19#define DN_MODIFY 0x00000002 /* File modified */
20#define DN_CREATE 0x00000004 /* File created */
21#define DN_DELETE 0x00000008 /* File removed */
22#define DN_RENAME 0x00000010 /* File renamed */
23#define DN_ATTRIB 0x00000020 /* File changed attibutes */
24#define DN_MULTISHOT 0x80000000 /* Don't remove notifier */
25
Ulrich Drepper5590ff02006-01-18 17:43:53 -080026#define AT_FDCWD -100 /* Special value used to indicate
27 openat should use the current
28 working directory. */
29#define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */
30#define AT_REMOVEDIR 0x200 /* Remove directory instead of
31 unlinking file. */
32
Linus Torvalds1da177e2005-04-16 15:20:36 -070033#ifdef __KERNEL__
34
Yoav Zachef3daed2005-06-23 00:09:58 -070035#ifndef force_o_largefile
36#define force_o_largefile() (BITS_PER_LONG != 32)
37#endif
38
Linus Torvalds1da177e2005-04-16 15:20:36 -070039#if BITS_PER_LONG == 32
40#define IS_GETLK32(cmd) ((cmd) == F_GETLK)
41#define IS_SETLK32(cmd) ((cmd) == F_SETLK)
42#define IS_SETLKW32(cmd) ((cmd) == F_SETLKW)
43#define IS_GETLK64(cmd) ((cmd) == F_GETLK64)
44#define IS_SETLK64(cmd) ((cmd) == F_SETLK64)
45#define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64)
46#else
47#define IS_GETLK32(cmd) (0)
48#define IS_SETLK32(cmd) (0)
49#define IS_SETLKW32(cmd) (0)
50#define IS_GETLK64(cmd) ((cmd) == F_GETLK)
51#define IS_SETLK64(cmd) ((cmd) == F_SETLK)
52#define IS_SETLKW64(cmd) ((cmd) == F_SETLKW)
53#endif /* BITS_PER_LONG == 32 */
54
55#define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd))
56#define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd))
57#define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd))
58
59#endif /* __KERNEL__ */
60
61#endif