projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 847b055c | 1 | /* O_*, F_*, FD_* bit values for Linux. |
| b168057a | 2 | Copyright (C) 2000-2015 Free Software Foundation, Inc. |
| 847b055c AJ |
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 | |
| 41bdb6e2 AJ |
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. | |
| 847b055c AJ |
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 | |
| 41bdb6e2 AJ |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. | |
| 847b055c | 14 | |
| 41bdb6e2 | 15 | You should have received a copy of the GNU Lesser General Public |
| 59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
| 17 | <http://www.gnu.org/licenses/>. */ | |
| 847b055c AJ |
18 | |
| 19 | #ifndef _FCNTL_H | |
| 20 | # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." | |
| 21 | #endif | |
| 22 | ||
| 7bf75551 | 23 | #include <bits/wordsize.h> |
| 847b055c | 24 | |
| 2a0e2669 | 25 | #if __WORDSIZE == 64 |
| 7bf75551 | 26 | /* Not necessary, files are always with 64bit off_t. */ |
| 2a0e2669 | 27 | # define __O_LARGEFILE 0 |
| 7bf75551 UD |
28 | #endif |
| 29 | ||
| 7bf75551 | 30 | #if __WORDSIZE == 64 |
| 7bf75551 UD |
31 | /* Not necessary, we always have 64-bit offsets. */ |
| 32 | # define F_GETLK64 5 /* Get record locking info. */ | |
| 33 | # define F_SETLK64 6 /* Set record locking info (non-blocking). */ | |
| 34 | # define F_SETLKW64 7 /* Set record locking info (blocking). */ | |
| a0386a0d | 35 | #endif |
| 847b055c | 36 | |
| 847b055c AJ |
37 | struct flock |
| 38 | { | |
| 1df99b5f | 39 | short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
| 847b055c | 40 | short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
| 7bf75551 | 41 | #if __WORDSIZE == 64 || !defined __USE_FILE_OFFSET64 |
| 847b055c AJ |
42 | __off_t l_start; /* Offset where the lock begins. */ |
| 43 | __off_t l_len; /* Size of the locked area; zero means until EOF. */ | |
| 44 | #else | |
| 45 | __off64_t l_start; /* Offset where the lock begins. */ | |
| 46 | __off64_t l_len; /* Size of the locked area; zero means until EOF. */ | |
| 47 | #endif | |
| 48 | __pid_t l_pid; /* Process holding the lock. */ | |
| 49 | }; | |
| 50 | ||
| 51 | #ifdef __USE_LARGEFILE64 | |
| 52 | struct flock64 | |
| 53 | { | |
| 1df99b5f | 54 | short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
| 847b055c AJ |
55 | short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
| 56 | __off64_t l_start; /* Offset where the lock begins. */ | |
| 57 | __off64_t l_len; /* Size of the locked area; zero means until EOF. */ | |
| 58 | __pid_t l_pid; /* Process holding the lock. */ | |
| 59 | }; | |
| 60 | #endif | |
| 61 | ||
| 335e6931 AJ |
62 | #if __WORDSIZE == 64 |
| 63 | # define __POSIX_FADV_DONTNEED 6 /* Don't need these pages. */ | |
| 64 | # define __POSIX_FADV_NOREUSE 7 /* Data will be accessed once. */ | |
| 65 | #else | |
| 66 | # define __POSIX_FADV_DONTNEED 4 /* Don't need these pages. */ | |
| 67 | # define __POSIX_FADV_NOREUSE 5 /* Data will be accessed once. */ | |
| 1329b601 UD |
68 | #endif |
| 69 | ||
| 335e6931 AJ |
70 | /* Include generic Linux declarations. */ |
| 71 | #include <bits/fcntl-linux.h> |