| /* O_*, F_*, FD_* bit values for Linux. |
| Copyright (C) 1995-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library. If not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef _FCNTL_H |
| # error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead." |
| #endif |
| |
| #define O_CREAT 00000100 /* not fcntl. */ |
| #define O_TRUNC 00001000 /* not fcntl. */ |
| #define O_EXCL 00000200 /* not fcntl. */ |
| #define O_NOCTTY 00000400 /* not fcntl. */ |
| |
| #define O_NONBLOCK 00004000 |
| #define O_APPEND 00002000 |
| #define O_SYNC 04000000 |
| |
| #define __O_DIRECTORY 00200000 /* Must be a directory. */ |
| #define __O_NOFOLLOW 00400000 /* Do not follow links. */ |
| #define __O_CLOEXEC 02000000 /* Set close_on_exec. */ |
| |
| #define __O_DIRECT 00040000 /* Direct disk access. */ |
| #define __O_NOATIME 01000000 /* Do not set atime. */ |
| #define __O_PATH 010000000 /* Resolve pathname but do not open file. */ |
| |
| /* Not necessary, files are always with 64bit off_t. */ |
| #define __O_LARGEFILE 00100000 |
| |
| #define __O_DSYNC 00010000 /* Synchronize data. */ |
| |
| #define F_GETLK 5 /* Get record locking info. */ |
| #define F_SETLK 6 /* Set record locking info (non-blocking). */ |
| #define F_SETLKW 7 /* Set record locking info (blocking). */ |
| #define F_GETLK64 12 /* Get record locking info. */ |
| #define F_SETLK64 13 /* Set record locking info (non-blocking). */ |
| #define F_SETLKW64 14 /* Set record locking info (blocking). */ |
| |
| #define __F_SETOWN 8 /* Get owner of socket (receiver of SIGIO). */ |
| #define __F_GETOWN 9 /* Set owner of socket (receiver of SIGIO). */ |
| |
| /* For posix fcntl() and `l_type' field of a `struct flock' for lockf(). */ |
| #define F_RDLCK 0 /* Read lock. */ |
| #define F_WRLCK 1 /* Write lock. */ |
| #define F_UNLCK 2 /* Remove lock. */ |
| |
| /* for old implementation of bsd flock (). */ |
| #define F_EXLCK 4 /* or 3. */ |
| #define F_SHLCK 8 /* or 4. */ |
| |
| /* We don't need to support __USE_FILE_OFFSET64. */ |
| struct flock |
| { |
| short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
| short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
| __off_t l_start; /* Offset where the lock begins. */ |
| __off_t l_len; /* Size of the locked area; zero means until EOF. */ |
| __pid_t l_pid; /* Process holding the lock. */ |
| }; |
| |
| #ifdef __USE_LARGEFILE64 |
| struct flock64 |
| { |
| short int l_type; /* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK. */ |
| short int l_whence; /* Where `l_start' is relative to (like `lseek'). */ |
| __off64_t l_start; /* Offset where the lock begins. */ |
| __off64_t l_len; /* Size of the locked area; zero means until EOF. */ |
| __pid_t l_pid; /* Process holding the lock. */ |
| }; |
| #endif |
| |
| /* Include generic Linux declarations. */ |
| #include <bits/fcntl-linux.h> |