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/*
* fcntl.h
*
* Access constants for _open. Note that the permissions constants are
* in sys/stat.h (ick).
*
* This code is part of the Mingw32 package.
*
* Contributors:
* Created by Colin Peters <colin@bird.fu.is.saga-u.ac.jp>
*
* THIS SOFTWARE IS NOT COPYRIGHTED
*
* This source code is offered for use in the public domain. You may
* use, modify or distribute it freely.
*
* This code is distributed in the hope that it will be useful but
* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
* DISCLAIMED. This includes but is not limited to warranties of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* $Revision$
* $Author$
* $Date$
*
*/
#ifndef __STRICT_ANSI__
#ifndef _FCNTL_H_
#define _FCNTL_H_
/* All the headers include this file. */
#include <_mingw.h>
/*
* It appears that fcntl.h should include io.h for compatibility...
*/
#include <io.h>
/* Specifiy one of these flags to define the access mode. */
#define _O_RDONLY 0
#define _O_WRONLY 1
#define _O_RDWR 2
/* Mask for access mode bits in the _open flags. */
#define _O_ACCMODE (_O_RDONLY|_O_WRONLY|_O_RDWR)
#define _O_APPEND 0x0008 /* Writes will add to the end of the file. */
#define _O_RANDOM 0x0010
#define _O_SEQUENTIAL 0x0020
#define _O_TEMPORARY 0x0040 /* Make the file dissappear after closing.
* WARNING: Even if not created by _open! */
#define _O_NOINHERIT 0x0080
#define _O_CREAT 0x0100 /* Create the file if it does not exist. */
#define _O_TRUNC 0x0200 /* Truncate the file if it does exist. */
#define _O_EXCL 0x0400 /* Open only if the file does not exist. */
#define _O_SHORT_LIVED 0x1000
/* NOTE: Text is the default even if the given _O_TEXT bit is not on. */
#define _O_TEXT 0x4000 /* CR-LF in file becomes LF in memory. */
#define _O_BINARY 0x8000 /* Input and output is not translated. */
#define _O_RAW _O_BINARY
#ifndef _NO_OLDNAMES
/* POSIX/Non-ANSI names for increased portability */
#define O_RDONLY _O_RDONLY
#define O_WRONLY _O_WRONLY
#define O_RDWR _O_RDWR
#define O_ACCMODE _O_ACCMODE
#define O_APPEND _O_APPEND
#define O_CREAT _O_CREAT
#define O_TRUNC _O_TRUNC
#define O_EXCL _O_EXCL
#define O_TEXT _O_TEXT
#define O_BINARY _O_BINARY
#define O_TEMPORARY _O_TEMPORARY
#define O_NOINHERIT _O_NOINHERIT
#define O_SEQENTIAL _O_SEQUENTIAL
#define O_RANDOM _O_RANDOM
#endif /* Not _NO_OLDNAMES */
#ifndef RC_INVOKED
/*
* This variable determines the default file mode.
* TODO: Which flags work?
*/
#ifndef __DECLSPEC_SUPPORTED
#ifdef __MSVCRT__
extern unsigned int* _imp___fmode;
#define _fmode (*_imp___fmode)
#else
/* CRTDLL */
extern unsigned int* _imp___fmode_dll;
#define _fmode (*_imp___fmode_dll)
#endif
#else /* __DECLSPEC_SUPPORTED */
#ifdef __MSVCRT__
__MINGW_IMPORT unsigned int _fmode;
#else /* ! __MSVCRT__ */
__MINGW_IMPORT unsigned int _fmode_dll;
#define _fmode _fmode_dll
#endif /* ! __MSVCRT__ */
#endif /* __DECLSPEC_SUPPORTED */
#ifdef __cplusplus
extern "C" {
#endif
int _setmode (int, int);
#ifndef _NO_OLDNAMES
int setmode (int, int);
#endif /* Not _NO_OLDNAMES */
#ifdef __cplusplus
}
#endif
#endif /* Not RC_INVOKED */
#endif /* Not _FCNTL_H_ */
#endif /* Not __STRICT_ANSI__ */
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