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- #ifndef _ASM_GENERIC_FCNTL_H
- #define _ASM_GENERIC_FCNTL_H
- /* open/fcntl - O_SYNC is only implemented on blocks devices and on files
- located on an ext2 file system */
- #define O_ACCMODE 00000003
- #define O_RDONLY 00000000
- #define O_WRONLY 00000001
- #define O_RDWR 00000002
- #ifndef O_CREAT
- #define O_CREAT 00000100 /* not fcntl */
- #endif
- #ifndef O_EXCL
- #define O_EXCL 00000200 /* not fcntl */
- #endif
- #ifndef O_NOCTTY
- #define O_NOCTTY 00000400 /* not fcntl */
- #endif
- #ifndef O_TRUNC
- #define O_TRUNC 00001000 /* not fcntl */
- #endif
- #ifndef O_APPEND
- #define O_APPEND 00002000
- #endif
- #ifndef O_NONBLOCK
- #define O_NONBLOCK 00004000
- #endif
- #ifndef O_SYNC
- #define O_SYNC 00010000
- #endif
- #ifndef FASYNC
- #define FASYNC 00020000 /* fcntl, for BSD compatibility */
- #endif
- #ifndef O_DIRECT
- #define O_DIRECT 00040000 /* direct disk access hint */
- #endif
- #ifndef O_LARGEFILE
- #define O_LARGEFILE 00100000
- #endif
- #ifndef O_DIRECTORY
- #define O_DIRECTORY 00200000 /* must be a directory */
- #endif
- #ifndef O_NOFOLLOW
- #define O_NOFOLLOW 00400000 /* don't follow links */
- #endif
- #ifndef O_NOATIME
- #define O_NOATIME 01000000
- #endif
- #ifndef O_NDELAY
- #define O_NDELAY O_NONBLOCK
- #endif
- #define F_DUPFD 0 /* dup */
- #define F_GETFD 1 /* get close_on_exec */
- #define F_SETFD 2 /* set/clear close_on_exec */
- #define F_GETFL 3 /* get file->f_flags */
- #define F_SETFL 4 /* set file->f_flags */
- #ifndef F_GETLK
- #define F_GETLK 5
- #define F_SETLK 6
- #define F_SETLKW 7
- #endif
- #ifndef F_SETOWN
- #define F_SETOWN 8 /* for sockets. */
- #define F_GETOWN 9 /* for sockets. */
- #endif
- #ifndef F_SETSIG
- #define F_SETSIG 10 /* for sockets. */
- #define F_GETSIG 11 /* for sockets. */
- #endif
- /* for F_[GET|SET]FL */
- #define FD_CLOEXEC 1 /* actually anything with low bit set goes */
- /* for posix fcntl() and lockf() */
- #ifndef F_RDLCK
- #define F_RDLCK 0
- #define F_WRLCK 1
- #define F_UNLCK 2
- #endif
- /* for old implementation of bsd flock () */
- #ifndef F_EXLCK
- #define F_EXLCK 4 /* or 3 */
- #define F_SHLCK 8 /* or 4 */
- #endif
- /* for leases */
- #ifndef F_INPROGRESS
- #define F_INPROGRESS 16
- #endif
- /* operations for bsd flock(), also used by the kernel implementation */
- #define LOCK_SH 1 /* shared lock */
- #define LOCK_EX 2 /* exclusive lock */
- #define LOCK_NB 4 /* or'd with one of the above to prevent
- blocking */
- #define LOCK_UN 8 /* remove lock */
- #define LOCK_MAND 32 /* This is a mandatory flock ... */
- #define LOCK_READ 64 /* which allows concurrent read operations */
- #define LOCK_WRITE 128 /* which allows concurrent write operations */
- #define LOCK_RW 192 /* which allows concurrent read & write ops */
- #define F_LINUX_SPECIFIC_BASE 1024
- #endif /* _ASM_GENERIC_FCNTL_H */
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