linux-sg2042/include/linux/fcntl.h

55 lines
1.6 KiB
C

#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__
#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