Stephen Rothwell | 9317259 | 2005-09-06 15:17:57 -0700 | [diff] [blame] | 1 | #ifndef _ASM_GENERIC_FCNTL_H |
| 2 | #define _ASM_GENERIC_FCNTL_H |
| 3 | |
Stephen Rothwell | e64ca97 | 2005-09-06 15:17:58 -0700 | [diff] [blame^] | 4 | /* open/fcntl - O_SYNC is only implemented on blocks devices and on files |
| 5 | located on an ext2 file system */ |
| 6 | #define O_ACCMODE 00000003 |
| 7 | #define O_RDONLY 00000000 |
| 8 | #define O_WRONLY 00000001 |
| 9 | #define O_RDWR 00000002 |
| 10 | #ifndef O_CREAT |
| 11 | #define O_CREAT 00000100 /* not fcntl */ |
| 12 | #endif |
| 13 | #ifndef O_EXCL |
| 14 | #define O_EXCL 00000200 /* not fcntl */ |
| 15 | #endif |
| 16 | #ifndef O_NOCTTY |
| 17 | #define O_NOCTTY 00000400 /* not fcntl */ |
| 18 | #endif |
| 19 | #ifndef O_TRUNC |
| 20 | #define O_TRUNC 00001000 /* not fcntl */ |
| 21 | #endif |
| 22 | #ifndef O_APPEND |
| 23 | #define O_APPEND 00002000 |
| 24 | #endif |
| 25 | #ifndef O_NONBLOCK |
| 26 | #define O_NONBLOCK 00004000 |
| 27 | #endif |
| 28 | #ifndef O_SYNC |
| 29 | #define O_SYNC 00010000 |
| 30 | #endif |
| 31 | #ifndef FASYNC |
| 32 | #define FASYNC 00020000 /* fcntl, for BSD compatibility */ |
| 33 | #endif |
| 34 | #ifndef O_DIRECT |
| 35 | #define O_DIRECT 00040000 /* direct disk access hint */ |
| 36 | #endif |
| 37 | #ifndef O_LARGEFILE |
| 38 | #define O_LARGEFILE 00100000 |
| 39 | #endif |
| 40 | #ifndef O_DIRECTORY |
| 41 | #define O_DIRECTORY 00200000 /* must be a directory */ |
| 42 | #endif |
| 43 | #ifndef O_NOFOLLOW |
| 44 | #define O_NOFOLLOW 00400000 /* don't follow links */ |
| 45 | #endif |
| 46 | #ifndef O_NOATIME |
| 47 | #define O_NOATIME 01000000 |
| 48 | #endif |
| 49 | #ifndef O_NDELAY |
| 50 | #define O_NDELAY O_NONBLOCK |
| 51 | #endif |
Stephen Rothwell | 9317259 | 2005-09-06 15:17:57 -0700 | [diff] [blame] | 52 | |
| 53 | #define F_DUPFD 0 /* dup */ |
| 54 | #define F_GETFD 1 /* get close_on_exec */ |
| 55 | #define F_SETFD 2 /* set/clear close_on_exec */ |
| 56 | #define F_GETFL 3 /* get file->f_flags */ |
| 57 | #define F_SETFL 4 /* set file->f_flags */ |
| 58 | |
| 59 | /* for F_[GET|SET]FL */ |
| 60 | #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ |
| 61 | |
| 62 | /* operations for bsd flock(), also used by the kernel implementation */ |
| 63 | #define LOCK_SH 1 /* shared lock */ |
| 64 | #define LOCK_EX 2 /* exclusive lock */ |
| 65 | #define LOCK_NB 4 /* or'd with one of the above to prevent |
| 66 | blocking */ |
| 67 | #define LOCK_UN 8 /* remove lock */ |
| 68 | |
| 69 | #define LOCK_MAND 32 /* This is a mandatory flock ... */ |
| 70 | #define LOCK_READ 64 /* which allows concurrent read operations */ |
| 71 | #define LOCK_WRITE 128 /* which allows concurrent write operations */ |
| 72 | #define LOCK_RW 192 /* which allows concurrent read & write ops */ |
| 73 | |
| 74 | #define F_LINUX_SPECIFIC_BASE 1024 |
| 75 | |
| 76 | #endif /* _ASM_GENERIC_FCNTL_H */ |