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| 1 | /* O_*, F_*, FD_* bit values for Linux/SPARC. |
|---|---|
| 2 | Copyright (C) 1995-2022 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 | #include <bits/wordsize.h> |
| 24 | |
| 25 | #define O_APPEND 0x0008 |
| 26 | #define O_ASYNC 0x0040 |
| 27 | #define O_CREAT 0x0200 /* not fcntl */ |
| 28 | #define O_TRUNC 0x0400 /* not fcntl */ |
| 29 | #define O_EXCL 0x0800 /* not fcntl */ |
| 30 | #define O_SYNC 0x802000 |
| 31 | #define O_NONBLOCK 0x4000 |
| 32 | #define O_NDELAY (0x0004 | O_NONBLOCK) |
| 33 | #define O_NOCTTY 0x8000 /* not fcntl */ |
| 34 | |
| 35 | #define __O_DIRECTORY 0x10000 /* must be a directory */ |
| 36 | #define __O_NOFOLLOW 0x20000 /* don't follow links */ |
| 37 | #define __O_CLOEXEC 0x400000 /* Set close_on_exit. */ |
| 38 | |
| 39 | #define __O_DIRECT 0x100000 /* direct disk access hint */ |
| 40 | #define __O_NOATIME 0x200000 /* Do not set atime. */ |
| 41 | #define __O_PATH 0x1000000 /* Resolve pathname but do not open file. */ |
| 42 | #define __O_TMPFILE 0x2010000 /* Atomically create nameless file. */ |
| 43 | |
| 44 | #if __WORDSIZE == 64 |
| 45 | # define __O_LARGEFILE 0 |
| 46 | #else |
| 47 | # define __O_LARGEFILE 0x40000 |
| 48 | #endif |
| 49 | |
| 50 | #define __O_DSYNC 0x2000 /* Synchronize data. */ |
| 51 | |
| 52 | |
| 53 | #define __F_GETOWN 5 /* Get owner (process receiving SIGIO). */ |
| 54 | #define __F_SETOWN 6 /* Set owner (process receiving SIGIO). */ |
| 55 | |
| 56 | #ifndef __USE_FILE_OFFSET64 |
| 57 | # define F_GETLK 7 /* Get record locking info. */ |
| 58 | # define F_SETLK 8 /* Set record locking info (non-blocking). */ |
| 59 | # define F_SETLKW 9 /* Set record locking info (blocking). */ |
| 60 | #endif |
| 61 | |
| 62 | #if __WORDSIZE == 64 |
| 63 | # define F_GETLK64 7 /* Get record locking info. */ |
| 64 | # define F_SETLK64 8 /* Set record locking info (non-blocking). */ |
| 65 | # define F_SETLKW64 9 /* Set record locking info (blocking). */ |
| 66 | #endif |
| 67 | |
| 68 | /* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ |
| 69 | #define F_RDLCK 1 /* Read lock. */ |
| 70 | #define F_WRLCK 2 /* Write lock. */ |
| 71 | #define F_UNLCK 3 /* Remove lock. */ |
| 72 | |
| 73 | struct flock |
| 74 | { |
| 75 | short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
| 76 | short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
| 77 | #ifndef __USE_FILE_OFFSET64 |
| 78 | __off_t l_start; /* Offset where the lock begins. */ |
| 79 | __off_t l_len; /* Size of the locked area; zero means until EOF. */ |
| 80 | #else |
| 81 | __off64_t l_start; /* Offset where the lock begins. */ |
| 82 | __off64_t l_len; /* Size of the locked area; zero means until EOF. */ |
| 83 | #endif |
| 84 | __pid_t l_pid; /* Process holding the lock. */ |
| 85 | short int __glibc_reserved; |
| 86 | }; |
| 87 | |
| 88 | #ifdef __USE_LARGEFILE64 |
| 89 | struct flock64 |
| 90 | { |
| 91 | short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
| 92 | short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
| 93 | __off64_t l_start; /* Offset where the lock begins. */ |
| 94 | __off64_t l_len; /* Size of the locked area; zero means until EOF. */ |
| 95 | __pid_t l_pid; /* Process holding the lock. */ |
| 96 | short int __glibc_reserved; |
| 97 | }; |
| 98 | #endif |
| 99 | |
| 100 | /* Include generic Linux declarations. */ |
| 101 | #include <bits/fcntl-linux.h> |
| 102 |
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