2 * include/asm-s390/fcntl.h
6 * Derived from "include/asm-i386/fcntl.h"
11 /* open/fcntl - O_SYNC is only implemented on blocks devices and on files
12 located on an ext2 file system */
13 #define O_ACCMODE 0003
17 #define O_CREAT 0100 /* not fcntl */
18 #define O_EXCL 0200 /* not fcntl */
19 #define O_NOCTTY 0400 /* not fcntl */
20 #define O_TRUNC 01000 /* not fcntl */
21 #define O_APPEND 02000
22 #define O_NONBLOCK 04000
23 #define O_NDELAY O_NONBLOCK
25 #define FASYNC 020000 /* fcntl, for BSD compatibility */
26 #define O_DIRECT 040000 /* direct disk access hint */
27 #define O_LARGEFILE 0100000
28 #define O_DIRECTORY 0200000 /* must be a directory */
29 #define O_NOFOLLOW 0400000 /* don't follow links */
30 #define O_NOATIME 01000000
32 #define F_DUPFD 0 /* dup */
33 #define F_GETFD 1 /* get close_on_exec */
34 #define F_SETFD 2 /* set/clear close_on_exec */
35 #define F_GETFL 3 /* get file->f_flags */
36 #define F_SETFL 4 /* set file->f_flags */
41 #define F_SETOWN 8 /* for sockets. */
42 #define F_GETOWN 9 /* for sockets. */
43 #define F_SETSIG 10 /* for sockets. */
44 #define F_GETSIG 11 /* for sockets. */
47 #define F_GETLK64 12 /* using 'struct flock64' */
50 #endif /* ! __s390x__ */
52 /* for F_[GET|SET]FL */
53 #define FD_CLOEXEC 1 /* actually anything with low bit set goes */
55 /* for posix fcntl() and lockf() */
60 /* for old implementation of bsd flock () */
61 #define F_EXLCK 4 /* or 3 */
62 #define F_SHLCK 8 /* or 4 */
65 #define F_INPROGRESS 16
67 /* operations for bsd flock(), also used by the kernel implementation */
68 #define LOCK_SH 1 /* shared lock */
69 #define LOCK_EX 2 /* exclusive lock */
70 #define LOCK_NB 4 /* or'd with one of the above to prevent
72 #define LOCK_UN 8 /* remove lock */
74 #define LOCK_MAND 32 /* This is a mandatory flock */
75 #define LOCK_READ 64 /* ... Which allows concurrent read operations */
76 #define LOCK_WRITE 128 /* ... Which allows concurrent write operations */
77 #define LOCK_RW 192 /* ... Which allows concurrent read & write ops */
96 #define F_LINUX_SPECIFIC_BASE 1024