1 /* $Id: fcntl.h,v 1.15 2000/09/23 02:09:21 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
24 #define F_DUPFD 0 /* dup */
25 #define F_GETFD 1 /* get close_on_exec */
26 #define F_SETFD 2 /* set/clear close_on_exec */
27 #define F_GETFL 3 /* get file->f_flags */
28 #define F_SETFL 4 /* set file->f_flags */
29 #define F_GETOWN 5 /* for sockets. */
30 #define F_SETOWN 6 /* for sockets. */
31 #define F_GETLK 7
32 #define F_SETLK 8
33 #define F_SETLKW 9
34 #define F_SETSIG 10 /* for sockets. */
35 #define F_GETSIG 11 /* for sockets. */
36
37 #define F_GETLK64 12 /* using 'struct flock64' */
38 #define F_SETLK64 13
39 #define F_SETLKW64 14
40
41 /* for F_[GET|SET]FL */
42 #define FD_CLOEXEC 1 /* actually anything with low bit set goes */
43
44 /* for posix fcntl() and lockf() */
45 #define F_RDLCK 1
46 #define F_WRLCK 2
47 #define F_UNLCK 3
48
49 /* for old implementation of bsd flock () */
50 #define F_EXLCK 4 /* or 3 */
51 #define F_SHLCK 8 /* or 4 */
52
53 /* for leases */
54 #define F_INPROGRESS 16
55
56 /* operations for bsd flock(), also used by the kernel implementation */
57 #define LOCK_SH 1 /* shared lock */
58 #define LOCK_EX 2 /* exclusive lock */
59 #define LOCK_NB 4 /* or'd with one of the above to prevent
60 blocking */
61 #define LOCK_UN 8 /* remove lock */
62
63 #define LOCK_MAND 32 /* This is a mandatory flock */
64 #define LOCK_READ 64 /* ... Which allows concurrent read operations */
65 #define LOCK_WRITE 128 /* ... Which allows concurrent write operations */
66 #define LOCK_RW 192 /* ... Which allows concurrent read & write ops */
67
68 struct flock {
69 short l_type;
70 short l_whence;
71 off_t l_start;
72 off_t l_len;
73 pid_t l_pid;
74 short __unused;
75 };
76
77 struct flock64 {
78 short l_type;
79 short l_whence;
80 loff_t l_start;
81 loff_t l_len;
82 pid_t l_pid;
83 short __unused;
84 };
85
86 #define F_LINUX_SPECIFIC_BASE 1024
87 #endif
88
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