blob: 75574bb1973e7f41cdbf3a75f3f0e5b647e4423f [file] [log] [blame]
/* O_*, F_*, FD_* bit values for stub configuration.
Copyright (C) 1991, 1992, 1997, 2000, 2004 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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
/* These values should be changed as appropriate for your system. */
#ifndef _FCNTL_H
# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
#endif
/* parts of fcntl are exported by the kernel */
#include <ros/fs.h>
#define O_LARGEFILE 0
#ifdef __USE_BSD
# define O_NDELAY O_NONBLOCK
#endif
#if defined __USE_BSD || defined __USE_UNIX98
# define F_GETOWN 5 /* Get owner (receiver of SIGIO). */
# define F_SETOWN 6 /* Set owner (receiver of SIGIO). */
#endif
#define F_GETLK 7 /* Get record locking info. */
#define F_SETLK 8 /* Set record locking info. */
#define F_SETLKW 9 /* Set record locking info, wait. */
#include <sys/types.h>
/* The structure describing an advisory lock. This is the type of the third
argument to `fcntl' for the F_GETLK, F_SETLK, and F_SETLKW requests. */
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. */
};
/* Values for the `l_type' field of a `struct flock'. */
#define F_RDLCK 1 /* Read lock. */
#define F_WRLCK 2 /* Write lock. */
#define F_UNLCK 3 /* Remove lock. */