1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
#ifndef _ALPHA_FCNTL_H
#define _ALPHA_FCNTL_H
/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
located on an ext2 file system */
#define O_ACCMODE 0003
#define O_RDONLY 00
#define O_WRONLY 01
#define O_RDWR 02
#define O_CREAT 01000 /* not fcntl */
#define O_TRUNC 02000 /* not fcntl */
#define O_EXCL 04000 /* not fcntl */
#define O_NOCTTY 010000 /* not fcntl */
#define O_NONBLOCK 00004
#define O_APPEND 00010
#define O_NDELAY O_NONBLOCK
#define O_SYNC 040000
#define FASYNC 020000 /* fcntl, for BSD compatibility */
#define F_DUPFD 0 /* dup */
#define F_GETFD 1 /* get f_flags */
#define F_SETFD 2 /* set f_flags */
#define F_GETFL 3 /* more flags (cloexec) */
#define F_SETFL 4
#define F_GETLK 7
#define F_SETLK 8
#define F_SETLKW 9
#define F_SETOWN 5 /* for sockets. */
#define F_GETOWN 6 /* for sockets. */
/* for F_[GET|SET]FL */
#define FD_CLOEXEC 1 /* actually anything with low bit set goes */
/* for posix fcntl() and lockf() */
#define F_RDLCK 1
#define F_WRLCK 2
#define F_UNLCK 8
/* for old implementation of bsd flock () */
#define F_EXLCK 16 /* or 3 */
#define F_SHLCK 32 /* or 4 */
/* operations for bsd flock(), also used by the kernel implementation */
#define LOCK_SH 1 /* shared lock */
#define LOCK_EX 2 /* exclusive lock */
#define LOCK_NB 4 /* or'd with one of the above to prevent
blocking */
#define LOCK_UN 8 /* remove lock */
struct flock {
short l_type;
short l_whence;
__kernel_off_t l_start;
__kernel_off_t l_len;
__kernel_pid_t l_pid;
};
#endif
|
