1 #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 26 #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 33 #ifdef __KERNEL__ 34 35 #ifndef force_o_largefile 36 #define force_o_largefile() (BITS_PER_LONG != 32) 37 #endif 38 39 #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 62