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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