File: /usr/src/linux/include/asm-parisc/fcntl.h
1 #ifndef _PARISC_FCNTL_H
2 #define _PARISC_FCNTL_H
3
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 #define O_APPEND 00000010
11 #define O_BLKSEEK 00000100 /* HPUX only */
12 #define O_CREAT 00000400 /* not fcntl */
13 #define O_TRUNC 00001000 /* not fcntl */
14 #define O_EXCL 00002000 /* not fcntl */
15 #define O_LARGEFILE 00004000
16 #define O_SYNC 00100000
17 #define O_NONBLOCK 00200004 /* HPUX has separate NDELAY & NONBLOCK */
18 #define O_NDELAY O_NONBLOCK
19 #define O_NOCTTY 00400000 /* not fcntl */
20 #define O_DSYNC 01000000 /* HPUX only */
21 #define O_RSYNC 02000000 /* HPUX only */
22
23 #define FASYNC 00020000 /* fcntl, for BSD compatibility */
24 #define O_DIRECT 00040000 /* direct disk access hint - currently ignored */
25 #define O_DIRECTORY 00010000 /* must be a directory */
26 #define O_NOFOLLOW 00000200 /* don't follow links */
27
28 #define F_DUPFD 0 /* dup */
29 #define F_GETFD 1 /* get f_flags */
30 #define F_SETFD 2 /* set f_flags */
31 #define F_GETFL 3 /* more flags (cloexec) */
32 #define F_SETFL 4
33 #define F_GETLK 5
34 #define F_SETLK 6
35 #define F_SETLKW 7
36 #define F_GETLK64 8
37 #define F_SETLK64 9
38 #define F_SETLKW64 10
39
40 #define F_GETOWN 11 /* for sockets. */
41 #define F_SETOWN 12 /* for sockets. */
42 #define F_SETSIG 13 /* for sockets. */
43 #define F_GETSIG 14 /* for sockets. */
44
45 /* for F_[GET|SET]FL */
46 #define FD_CLOEXEC 1 /* actually anything with low bit set goes */
47
48 /* for posix fcntl() and lockf() */
49 #define F_RDLCK 01
50 #define F_WRLCK 02
51 #define F_UNLCK 03
52
53 /* for old implementation of bsd flock () */
54 #define F_EXLCK 4 /* or 3 */
55 #define F_SHLCK 8 /* or 4 */
56
57 /* for leases */
58 #define F_INPROGRESS 16
59
60 /* operations for bsd flock(), also used by the kernel implementation */
61 #define LOCK_SH 1 /* shared lock */
62 #define LOCK_EX 2 /* exclusive lock */
63 #define LOCK_NB 4 /* or'd with one of the above to prevent
64 blocking */
65 #define LOCK_UN 8 /* remove lock */
66
67 #define LOCK_MAND 32 /* This is a mandatory flock */
68 #define LOCK_READ 64 /* ... Which allows concurrent read operations */
69 #define LOCK_WRITE 128 /* ... Which allows concurrent write operations */
70 #define LOCK_RW 192 /* ... Which allows concurrent read & write ops */
71
72 struct flock {
73 short l_type;
74 short l_whence;
75 off_t l_start;
76 off_t l_len;
77 pid_t l_pid;
78 };
79
80 struct flock64 {
81 short l_type;
82 short l_whence;
83 loff_t l_start;
84 loff_t l_len;
85 pid_t l_pid;
86 };
87
88 #define F_LINUX_SPECIFIC_BASE 1024
89
90 #endif
91