| #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 */ |
| |
| /* for F_[GET|SET]FL */ |
| #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ |
| |
| /* 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 */ |