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- #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)
- /*
- * Cancel a blocking posix lock; internal use only until we expose an
- * asynchronous lock api to userspace:
- */
- #define F_CANCELLK (F_LINUX_SPECIFIC_BASE + 5)
- /* Create a file descriptor with FD_CLOEXEC set. */
- #define F_DUPFD_CLOEXEC (F_LINUX_SPECIFIC_BASE + 6)
- /*
- * 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 */
- #define AT_FDCWD -100 /* Special value used to indicate
- openat should use the current
- working directory. */
- #define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */
- #define AT_REMOVEDIR 0x200 /* Remove directory instead of
- unlinking file. */
- #define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */
- #ifdef __KERNEL__
- #ifndef force_o_largefile
- #define force_o_largefile() (BITS_PER_LONG != 32)
- #endif
- #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
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