| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame^] | 1 | /* $Id: fcntl.h,v 1.12 2001/09/20 00:35:34 davem Exp $ */ |
| 2 | #ifndef _SPARC64_FCNTL_H |
| 3 | #define _SPARC64_FCNTL_H |
| 4 | |
| 5 | /* open/fcntl - O_SYNC is only implemented on blocks devices and on files |
| 6 | located on an ext2 file system */ |
| 7 | #define O_RDONLY 0x0000 |
| 8 | #define O_WRONLY 0x0001 |
| 9 | #define O_RDWR 0x0002 |
| 10 | #define O_ACCMODE 0x0003 |
| 11 | #define O_NDELAY 0x0004 |
| 12 | #define O_APPEND 0x0008 |
| 13 | #define FASYNC 0x0040 /* fcntl, for BSD compatibility */ |
| 14 | #define O_CREAT 0x0200 /* not fcntl */ |
| 15 | #define O_TRUNC 0x0400 /* not fcntl */ |
| 16 | #define O_EXCL 0x0800 /* not fcntl */ |
| 17 | #define O_SYNC 0x2000 |
| 18 | #define O_NONBLOCK 0x4000 |
| 19 | #define O_NOCTTY 0x8000 /* not fcntl */ |
| 20 | #define O_DIRECTORY 0x10000 /* must be a directory */ |
| 21 | #define O_NOFOLLOW 0x20000 /* don't follow links */ |
| 22 | #define O_LARGEFILE 0x40000 |
| 23 | #define O_DIRECT 0x100000 /* direct disk access hint */ |
| 24 | #define O_NOATIME 0x200000 |
| 25 | |
| 26 | |
| 27 | #define F_DUPFD 0 /* dup */ |
| 28 | #define F_GETFD 1 /* get close_on_exec */ |
| 29 | #define F_SETFD 2 /* set/clear close_on_exec */ |
| 30 | #define F_GETFL 3 /* get file->f_flags */ |
| 31 | #define F_SETFL 4 /* set file->f_flags */ |
| 32 | #define F_GETOWN 5 /* for sockets. */ |
| 33 | #define F_SETOWN 6 /* for sockets. */ |
| 34 | #define F_GETLK 7 |
| 35 | #define F_SETLK 8 |
| 36 | #define F_SETLKW 9 |
| 37 | #define F_SETSIG 10 /* for sockets. */ |
| 38 | #define F_GETSIG 11 /* for sockets. */ |
| 39 | |
| 40 | /* for F_[GET|SET]FL */ |
| 41 | #define FD_CLOEXEC 1 /* actually anything with low bit set goes */ |
| 42 | |
| 43 | /* for posix fcntl() and lockf() */ |
| 44 | #define F_RDLCK 1 |
| 45 | #define F_WRLCK 2 |
| 46 | #define F_UNLCK 3 |
| 47 | |
| 48 | /* for old implementation of bsd flock () */ |
| 49 | #define F_EXLCK 4 /* or 3 */ |
| 50 | #define F_SHLCK 8 /* or 4 */ |
| 51 | |
| 52 | /* for leases */ |
| 53 | #define F_INPROGRESS 16 |
| 54 | |
| 55 | /* operations for bsd flock(), also used by the kernel implementation */ |
| 56 | #define LOCK_SH 1 /* shared lock */ |
| 57 | #define LOCK_EX 2 /* exclusive lock */ |
| 58 | #define LOCK_NB 4 /* or'd with one of the above to prevent |
| 59 | blocking */ |
| 60 | #define LOCK_UN 8 /* remove lock */ |
| 61 | |
| 62 | #define LOCK_MAND 32 /* This is a mandatory flock */ |
| 63 | #define LOCK_READ 64 /* ... Which allows concurrent read operations */ |
| 64 | #define LOCK_WRITE 128 /* ... Which allows concurrent write operations */ |
| 65 | #define LOCK_RW 192 /* ... Which allows concurrent read & write ops */ |
| 66 | |
| 67 | struct flock { |
| 68 | short l_type; |
| 69 | short l_whence; |
| 70 | off_t l_start; |
| 71 | off_t l_len; |
| 72 | pid_t l_pid; |
| 73 | short __unused; |
| 74 | }; |
| 75 | |
| 76 | #define F_LINUX_SPECIFIC_BASE 1024 |
| 77 | |
| 78 | #endif /* !(_SPARC64_FCNTL_H) */ |