Files
reactos/reactos/include/fcntl.h
T
Boudewijn Dekker 8bf8d53376 no message
svn path=/trunk/; revision=329
1999-03-22 20:48:08 +00:00

116 lines
2.9 KiB
C

/*
* 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 <[email protected]>
*
* 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
* DISCLAMED. This includes but is not limited to warranties of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* $Revision: 1.4 $
* $Author: ariadne $
* $Date: 1999/03/22 20:48:08 $
*
*/
/* Appropriated for Reactos Crtdll by Ariadne */
/* added _O_RANDOM_O_SEQUENTIAL _O_SHORT_LIVED*/
/* changed fmode_dll */
#ifndef _FCNTL_H_
#define _FCNTL_H_
/*
* It appears that fcntl.h should include io.h for compatibility...
*/
#include <io.h>
/*
* This variable determines the default file mode.
* TODO: Which flags work?
*/
#if __MSVCRT__
extern unsigned int* __imp__fmode;
#define _fmode (*__imp__fmode)
#else
/* CRTDLL */
extern unsigned int* _fmode_dll;
#define _fmode (*_fmode_dll)
#endif
/* 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_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. */
/* 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
#define _O_TEMPORARY 0x0040 /* Make the file dissappear after closing.
* WARNING: Even if not created by _open! */
#define _O_RANDOM 0x0010
#define _O_SEQUENTIAL _O_RANDOM
#define _O_SHORT_LIVED 0x1000
#ifndef __STRICT_ANSI__
#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_RANDOM _O_RANDOM
#define O_SEQUENTIAL _O_RANDOM
#define O_SHORT_LIVED _O_SHORT_LIVED
#endif /* Not _NO_OLDNAMES */
#ifdef __cplusplus
extern "C" {
#endif
int _setmode (int nHandle, int nAccessMode);
#ifndef _NO_OLDNAMES
int setmode (int nHandle, int nAccessMode);
#endif /* Not _NO_OLDNAMES */
#ifdef __cplusplus
}
#endif
#endif /* Not __STRICT_ANSI__ */
#endif /* Not _FCNTL_H_ */