ia64/linux-2.6.18-xen.hg

view include/asm-generic/fcntl.h @ 782:9ab1c319531f

merge with linux-2.6.18-xen.hg
author Isaku Yamahata <yamahata@valinux.co.jp>
date Wed Jan 28 13:07:23 2009 +0900 (2009-01-28)
parents 831230e53067
children
line source
1 #ifndef _ASM_GENERIC_FCNTL_H
2 #define _ASM_GENERIC_FCNTL_H
4 #include <linux/types.h>
6 /* open/fcntl - O_SYNC is only implemented on blocks devices and on files
7 located on an ext2 file system */
8 #define O_ACCMODE 00000003
9 #define O_RDONLY 00000000
10 #define O_WRONLY 00000001
11 #define O_RDWR 00000002
12 #ifndef O_CREAT
13 #define O_CREAT 00000100 /* not fcntl */
14 #endif
15 #ifndef O_EXCL
16 #define O_EXCL 00000200 /* not fcntl */
17 #endif
18 #ifndef O_NOCTTY
19 #define O_NOCTTY 00000400 /* not fcntl */
20 #endif
21 #ifndef O_TRUNC
22 #define O_TRUNC 00001000 /* not fcntl */
23 #endif
24 #ifndef O_APPEND
25 #define O_APPEND 00002000
26 #endif
27 #ifndef O_NONBLOCK
28 #define O_NONBLOCK 00004000
29 #endif
30 #ifndef O_SYNC
31 #define O_SYNC 00010000
32 #endif
33 #ifndef FASYNC
34 #define FASYNC 00020000 /* fcntl, for BSD compatibility */
35 #endif
36 #ifndef O_DIRECT
37 #define O_DIRECT 00040000 /* direct disk access hint */
38 #endif
39 #ifndef O_LARGEFILE
40 #define O_LARGEFILE 00100000
41 #endif
42 #ifndef O_DIRECTORY
43 #define O_DIRECTORY 00200000 /* must be a directory */
44 #endif
45 #ifndef O_NOFOLLOW
46 #define O_NOFOLLOW 00400000 /* don't follow links */
47 #endif
48 #ifndef O_NOATIME
49 #define O_NOATIME 01000000
50 #endif
51 #ifndef O_NDELAY
52 #define O_NDELAY O_NONBLOCK
53 #endif
55 #define F_DUPFD 0 /* dup */
56 #define F_GETFD 1 /* get close_on_exec */
57 #define F_SETFD 2 /* set/clear close_on_exec */
58 #define F_GETFL 3 /* get file->f_flags */
59 #define F_SETFL 4 /* set file->f_flags */
60 #ifndef F_GETLK
61 #define F_GETLK 5
62 #define F_SETLK 6
63 #define F_SETLKW 7
64 #endif
65 #ifndef F_SETOWN
66 #define F_SETOWN 8 /* for sockets. */
67 #define F_GETOWN 9 /* for sockets. */
68 #endif
69 #ifndef F_SETSIG
70 #define F_SETSIG 10 /* for sockets. */
71 #define F_GETSIG 11 /* for sockets. */
72 #endif
74 /* for F_[GET|SET]FL */
75 #define FD_CLOEXEC 1 /* actually anything with low bit set goes */
77 /* for posix fcntl() and lockf() */
78 #ifndef F_RDLCK
79 #define F_RDLCK 0
80 #define F_WRLCK 1
81 #define F_UNLCK 2
82 #endif
84 /* for old implementation of bsd flock () */
85 #ifndef F_EXLCK
86 #define F_EXLCK 4 /* or 3 */
87 #define F_SHLCK 8 /* or 4 */
88 #endif
90 /* for leases */
91 #ifndef F_INPROGRESS
92 #define F_INPROGRESS 16
93 #endif
95 /* operations for bsd flock(), also used by the kernel implementation */
96 #define LOCK_SH 1 /* shared lock */
97 #define LOCK_EX 2 /* exclusive lock */
98 #define LOCK_NB 4 /* or'd with one of the above to prevent
99 blocking */
100 #define LOCK_UN 8 /* remove lock */
102 #define LOCK_MAND 32 /* This is a mandatory flock ... */
103 #define LOCK_READ 64 /* which allows concurrent read operations */
104 #define LOCK_WRITE 128 /* which allows concurrent write operations */
105 #define LOCK_RW 192 /* which allows concurrent read & write ops */
107 #define F_LINUX_SPECIFIC_BASE 1024
109 #ifndef HAVE_ARCH_STRUCT_FLOCK
110 #ifndef __ARCH_FLOCK_PAD
111 #define __ARCH_FLOCK_PAD
112 #endif
114 struct flock {
115 short l_type;
116 short l_whence;
117 off_t l_start;
118 off_t l_len;
119 pid_t l_pid;
120 __ARCH_FLOCK_PAD
121 };
122 #endif
124 #ifndef CONFIG_64BIT
126 #ifndef F_GETLK64
127 #define F_GETLK64 12 /* using 'struct flock64' */
128 #define F_SETLK64 13
129 #define F_SETLKW64 14
130 #endif
132 #ifndef HAVE_ARCH_STRUCT_FLOCK64
133 #ifndef __ARCH_FLOCK64_PAD
134 #define __ARCH_FLOCK64_PAD
135 #endif
137 struct flock64 {
138 short l_type;
139 short l_whence;
140 loff_t l_start;
141 loff_t l_len;
142 pid_t l_pid;
143 __ARCH_FLOCK64_PAD
144 };
145 #endif
146 #endif /* !CONFIG_64BIT */
148 #endif /* _ASM_GENERIC_FCNTL_H */