fcntl.h
上传用户:lgb322
上传日期:2013-02-24
资源大小:30529k
文件大小:1k
- #ifndef _LINUX_FCNTL_H
- #define _LINUX_FCNTL_H
- #include <asm/fcntl.h>
- #define F_SETLEASE (F_LINUX_SPECIFIC_BASE+0)
- #define F_GETLEASE (F_LINUX_SPECIFIC_BASE+1)
- /*
- * Request nofications on a directory.
- * See below for events that may be notified.
- */
- #define F_NOTIFY (F_LINUX_SPECIFIC_BASE+2)
- /*
- * Types of directory notifications that may be requested.
- */
- #define DN_ACCESS 0x00000001 /* File accessed */
- #define DN_MODIFY 0x00000002 /* File modified */
- #define DN_CREATE 0x00000004 /* File created */
- #define DN_DELETE 0x00000008 /* File removed */
- #define DN_RENAME 0x00000010 /* File renamed */
- #define DN_ATTRIB 0x00000020 /* File changed attibutes */
- #define DN_MULTISHOT 0x80000000 /* Don't remove notifier */
- #ifdef __KERNEL__
- #if BITS_PER_LONG == 32
- #define IS_GETLK32(cmd) ((cmd) == F_GETLK)
- #define IS_SETLK32(cmd) ((cmd) == F_SETLK)
- #define IS_SETLKW32(cmd) ((cmd) == F_SETLKW)
- #define IS_GETLK64(cmd) ((cmd) == F_GETLK64)
- #define IS_SETLK64(cmd) ((cmd) == F_SETLK64)
- #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64)
- #else
- #define IS_GETLK32(cmd) (0)
- #define IS_SETLK32(cmd) (0)
- #define IS_SETLKW32(cmd) (0)
- #define IS_GETLK64(cmd) ((cmd) == F_GETLK)
- #define IS_SETLK64(cmd) ((cmd) == F_SETLK)
- #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW)
- #endif /* BITS_PER_LONG == 32 */
- #define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd))
- #define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd))
- #define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd))
- #endif /* __KERNEL__ */
- #endif