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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* $Id: fcntl.h,v 1.16 2001/09/20 00:35:33 davem Exp $ */
2#ifndef _SPARC_FCNTL_H
3#define _SPARC_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_APPEND 0x0008
12#define FASYNC 0x0040 /* fcntl, for BSD compatibility */
13#define O_CREAT 0x0200 /* not fcntl */
14#define O_TRUNC 0x0400 /* not fcntl */
15#define O_EXCL 0x0800 /* not fcntl */
16#define O_SYNC 0x2000
17#define O_NONBLOCK 0x4000
18#define O_NDELAY (0x0004 | O_NONBLOCK)
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#define F_DUPFD 0 /* dup */
27#define F_GETFD 1 /* get close_on_exec */
28#define F_SETFD 2 /* set/clear close_on_exec */
29#define F_GETFL 3 /* get file->f_flags */
30#define F_SETFL 4 /* set file->f_flags */
31#define F_GETOWN 5 /* for sockets. */
32#define F_SETOWN 6 /* for sockets. */
33#define F_GETLK 7
34#define F_SETLK 8
35#define F_SETLKW 9
36#define F_SETSIG 10 /* for sockets. */
37#define F_GETSIG 11 /* for sockets. */
38
39#define F_GETLK64 12 /* using 'struct flock64' */
40#define F_SETLK64 13
41#define F_SETLKW64 14
42
43/* for F_[GET|SET]FL */
44#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
45
46/* for posix fcntl() and lockf() */
47#define F_RDLCK 1
48#define F_WRLCK 2
49#define F_UNLCK 3
50
51/* for old implementation of bsd flock () */
52#define F_EXLCK 4 /* or 3 */
53#define F_SHLCK 8 /* or 4 */
54
55/* for leases */
56#define F_INPROGRESS 16
57
58/* operations for bsd flock(), also used by the kernel implementation */
59#define LOCK_SH 1 /* shared lock */
60#define LOCK_EX 2 /* exclusive lock */
61#define LOCK_NB 4 /* or'd with one of the above to prevent
62 blocking */
63#define LOCK_UN 8 /* remove lock */
64
65#define LOCK_MAND 32 /* This is a mandatory flock */
66#define LOCK_READ 64 /* ... Which allows concurrent read operations */
67#define LOCK_WRITE 128 /* ... Which allows concurrent write operations */
68#define LOCK_RW 192 /* ... Which allows concurrent read & write ops */
69
70struct flock {
71 short l_type;
72 short l_whence;
73 off_t l_start;
74 off_t l_len;
75 pid_t l_pid;
76 short __unused;
77};
78
79struct flock64 {
80 short l_type;
81 short l_whence;
82 loff_t l_start;
83 loff_t l_len;
84 pid_t l_pid;
85 short __unused;
86};
87
88#define F_LINUX_SPECIFIC_BASE 1024
89#endif