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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _ASM_IA64_FCNTL_H
2#define _ASM_IA64_FCNTL_H
3/*
4 * Based on <asm-i386/fcntl.h>.
5 *
6 * Modified 1998-2000
7 * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co.
8 */
9
10/*
11 * open/fcntl - O_SYNC is only implemented on blocks devices and on
12 * files located on an ext2 file system
13 */
14#define O_ACCMODE 0003
15#define O_RDONLY 00
16#define O_WRONLY 01
17#define O_RDWR 02
18#define O_CREAT 0100 /* not fcntl */
19#define O_EXCL 0200 /* not fcntl */
20#define O_NOCTTY 0400 /* not fcntl */
21#define O_TRUNC 01000 /* not fcntl */
22#define O_APPEND 02000
23#define O_NONBLOCK 04000
24#define O_NDELAY O_NONBLOCK
25#define O_SYNC 010000
26#define FASYNC 020000 /* fcntl, for BSD compatibility */
27#define O_DIRECT 040000 /* direct disk access hint - currently ignored */
28#define O_LARGEFILE 0100000
29#define O_DIRECTORY 0200000 /* must be a directory */
30#define O_NOFOLLOW 0400000 /* don't follow links */
31#define O_NOATIME 01000000
32
33#define F_DUPFD 0 /* dup */
34#define F_GETFD 1 /* get close_on_exec */
35#define F_SETFD 2 /* set/clear close_on_exec */
36#define F_GETFL 3 /* get file->f_flags */
37#define F_SETFL 4 /* set file->f_flags */
38#define F_GETLK 5
39#define F_SETLK 6
40#define F_SETLKW 7
41
42#define F_SETOWN 8 /* for sockets. */
43#define F_GETOWN 9 /* for sockets. */
44#define F_SETSIG 10 /* for sockets. */
45#define F_GETSIG 11 /* for sockets. */
46
47/* for F_[GET|SET]FL */
48#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
49
50/* for posix fcntl() and lockf() */
51#define F_RDLCK 0
52#define F_WRLCK 1
53#define F_UNLCK 2
54
55/* for old implementation of bsd flock () */
56#define F_EXLCK 4 /* or 3 */
57#define F_SHLCK 8 /* or 4 */
58
59/* for leases */
60#define F_INPROGRESS 16
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
74struct flock {
75 short l_type;
76 short l_whence;
77 off_t l_start;
78 off_t l_len;
79 pid_t l_pid;
80};
81
82#define F_LINUX_SPECIFIC_BASE 1024
83
84#endif /* _ASM_IA64_FCNTL_H */