RetroZilla/xpinstall/wizard/libxpnet/GUSI/include/fcntl.h

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2015-10-21 05:03:22 +02:00
/*-
* Copyright (c) 1983, 1990, 1993
* The Regents of the University of California. All rights reserved.
* (c) UNIX System Laboratories, Inc.
* All or some portions of this file are derived from material licensed
* to the University of California by American Telephone and Telegraph
* Co. or Unix System Laboratories, Inc. and are reproduced herein with
* the permission of UNIX System Laboratories, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* [<EFBFBD>3 Deleted as of 22Jul99, see
* ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
* for details]
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)fcntl.h 8.3 (Berkeley) 1/21/94
*
* Adapted for GUSI by Matthias Neeracher <neeri@iis.ee.ethz.ch>
*/
#ifndef _FCNTL_H_
#define _FCNTL_H_
/*
* This file includes the definitions for open and fcntl
* described by POSIX for <fcntl.h>; it also includes
* related kernel definitions.
*/
#include <sys/types.h>
/* open-only flags */
#define O_RDONLY 0x0001 /* open for reading only */
#define O_WRONLY 0x0002 /* open for writing only */
#define O_RDWR 0x0000 /* open for reading and writing */
#define O_ACCMODE 0x0003 /* mask for above modes */
#define O_NONBLOCK 0x0004 /* no delay */
#define O_APPEND 0x0008 /* set append mode */
#define O_CREAT 0x0200 /* create if nonexistant */
#define O_TRUNC 0x0400 /* truncate to zero length */
#define O_EXCL 0x0800 /* error if already exists */
#ifndef _POSIX_SOURCE
/* Mac specific */
#define O_ALIAS 0x2000 /* Open alias file (if the file is an alias) */
#define O_RSRC 0x4000 /* Open the resource fork */
#endif
/* defined by POSIX 1003.1; BSD default, so no bit required */
#define O_NOCTTY 0 /* don't assign controlling terminal */
#ifndef _POSIX_SOURCE
#define FNDELAY O_NONBLOCK /* compat */
#endif
/*
* Constants used for fcntl(2)
*/
/* command values */
#define F_DUPFD 0 /* duplicate file descriptor */
#define F_GETFD 1 /* get file descriptor flags */
#define F_SETFD 2 /* set file descriptor flags */
#define F_GETFL 3 /* get file status flags */
#define F_SETFL 4 /* set file status flags */
#define F_GETOWN 5 /* get SIGIO/SIGURG proc/pgrp */
#define F_SETOWN 6 /* set SIGIO/SIGURG proc/pgrp */
#define F_GETLK 7 /* get record locking information */
#define F_SETLK 8 /* set record locking information */
#define F_SETLKW 9 /* F_SETLK; wait if blocked */
/* file descriptor flags (F_GETFD, F_SETFD) */
#define FD_CLOEXEC 1 /* close-on-exec flag */
/* record locking flags (F_GETLK, F_SETLK, F_SETLKW) */
#define F_RDLCK 1 /* shared or read lock */
#define F_UNLCK 2 /* unlock */
#define F_WRLCK 3 /* exclusive or write lock */
/*
* Advisory file segment locking data type -
* information passed to system by user
*/
struct flock {
off_t l_start; /* starting offset */
off_t l_len; /* len = 0 means until end of file */
pid_t l_pid; /* lock owner */
short l_type; /* lock type: read/write, etc. */
short l_whence; /* type of l_start */
};
#include <sys/cdefs.h>
#include <stdio.h>
__BEGIN_DECLS
int open __P((const char *, int, ...));
int creat __P((const char *, ...));
int fcntl __P((int, int, ...));
/* This properly belongs into stdio.h, but that header is outside of
GUSI's control
*/
#ifdef __MWERKS__
FILE * fdopen(int fildes, char *type);
#else
FILE * fdopen(int fildes, const char *type);
#endif
__END_DECLS
#endif /* !_FCNTL_H_ */