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/* 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>
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