36 lines
1.1 KiB
C++
36 lines
1.1 KiB
C++
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/*_ fcntl.h Sat Jun 3 1989 Modified by: Walter Bright */
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/* Copyright (C) 1985-1989 by Northwest Software */
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/* All rights reserved */
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/* Written by Walter Bright */
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#ifndef __FCNTL_H
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#define __FCNTL_H 1
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/*******************************
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* File modes for open().
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*/
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#ifndef DOS_H
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#define O_RDONLY 0
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#define O_WRONLY 1
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#define O_RDWR 2
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#define O_CREAT 0
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#endif
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#if 0
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/* additional file modes for open - OR together as required */
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#define O_CREAT 0x1200 /* create and open file - truncate if exists */
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#define O_TRUNC 0x0200 /* open and truncate - fail if doesn't exist */
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#define O_EXCL 0x1000 /* create - fail if file exists */
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#define O_OPCR 0x1100 /* open if exists, create otherwise */
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#define O_DENYRDWR 0x10 /* Exclusive use of file (default) */
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#define O_DENYWR 0x20 /* Allow other processes to read */
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#define O_DENYRD 0x30 /* Allow other process to write */
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#define O_DENYNONE 0x40 /* Allow other processes to read & write */
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#endif
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/* MSC compatible mode (files are ALWAYS O_BINARY anyway) */
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#define O_BINARY 0
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#endif /* __FCNTL_H */
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