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1 | /* O_*, F_*, FD_* bit values for Linux. |
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2 | Copyright (C) 1995-2024 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library. If not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #ifndef _FCNTL_H |
20 | # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." |
21 | #endif |
22 | |
23 | #define O_CREAT 00000400 /* not fcntl */ |
24 | #define O_EXCL 00002000 /* not fcntl */ |
25 | #define O_NOCTTY 00400000 /* not fcntl */ |
26 | #define O_APPEND 00000010 |
27 | #define O_NONBLOCK 00200000 |
28 | #define __O_DSYNC 01000000 |
29 | #define __O_SYNC 00100000 |
30 | #define O_SYNC (__O_SYNC|__O_DSYNC) |
31 | |
32 | #define __O_DIRECTORY 000010000 /* Must be a directory. */ |
33 | #define __O_NOFOLLOW 000000200 /* Do not follow links. */ |
34 | #define __O_CLOEXEC 010000000 /* Set close_on_exec. */ |
35 | #define __O_NOATIME 004000000 /* Do not set atime. */ |
36 | #define __O_PATH 020000000 |
37 | #define __O_TMPFILE 040010000 /* Atomically create nameless file. */ |
38 | |
39 | #define __O_LARGEFILE 00004000 |
40 | |
41 | #define F_GETLK64 8 /* Get record locking info. */ |
42 | #define F_SETLK64 9 /* Set record locking info (non-blocking). */ |
43 | #define F_SETLKW64 10 /* Set record locking info (blocking). */ |
44 | |
45 | #define __F_GETOWN 11 /* Get owner of socket (receiver of SIGIO). */ |
46 | #define __F_SETOWN 12 /* Set owner of socket (receiver of SIGIO). */ |
47 | |
48 | #define __F_SETSIG 13 /* Set number of signal to be sent. */ |
49 | #define __F_GETSIG 14 /* Get number of signal to be sent. */ |
50 | |
51 | /* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ |
52 | #define F_RDLCK 1 /* Read lock. */ |
53 | #define F_WRLCK 2 /* Write lock. */ |
54 | #define F_UNLCK 3 /* Remove lock. */ |
55 | |
56 | struct flock |
57 | { |
58 | short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
59 | short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
60 | #ifndef __USE_FILE_OFFSET64 |
61 | __off_t l_start; /* Offset where the lock begins. */ |
62 | __off_t l_len; /* Size of the locked area; zero means until EOF. */ |
63 | #else |
64 | __off64_t l_start; /* Offset where the lock begins. */ |
65 | __off64_t l_len; /* Size of the locked area; zero means until EOF. */ |
66 | #endif |
67 | __pid_t l_pid; /* Process holding the lock. */ |
68 | }; |
69 | |
70 | #ifdef __USE_LARGEFILE64 |
71 | struct flock64 |
72 | { |
73 | short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
74 | short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
75 | __off64_t l_start; /* Offset where the lock begins. */ |
76 | __off64_t l_len; /* Size of the locked area; zero means until EOF. */ |
77 | __pid_t l_pid; /* Process holding the lock. */ |
78 | }; |
79 | #endif |
80 | |
81 | /* Include generic Linux declarations. */ |
82 | #include <bits/fcntl-linux.h> |
83 |
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