76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
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/*
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* fcntl.h
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* This file has no copyright assigned and is placed in the Public Domain.
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* This file is a part of the mingw-runtime package.
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* No warranty is given; refer to the file DISCLAIMER within the package.
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*
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* Access constants for _open. Note that the permissions constants are
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* in sys/stat.h (ick).
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*
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*/
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#ifndef _FCNTL_H_
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#define _FCNTL_H_
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/* All the headers include this file. */
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#include <_mingw.h>
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/*
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* It appears that fcntl.h should include io.h for compatibility...
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*/
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#include <io.h>
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/* Specifiy one of these flags to define the access mode. */
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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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/* Mask for access mode bits in the _open flags. */
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#define _O_ACCMODE (_O_RDONLY|_O_WRONLY|_O_RDWR)
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#define _O_APPEND 0x0008 /* Writes will add to the end of the file. */
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#define _O_RANDOM 0x0010
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#define _O_SEQUENTIAL 0x0020
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#define _O_TEMPORARY 0x0040 /* Make the file dissappear after closing.
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* WARNING: Even if not created by _open! */
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#define _O_NOINHERIT 0x0080
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#define _O_CREAT 0x0100 /* Create the file if it does not exist. */
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#define _O_TRUNC 0x0200 /* Truncate the file if it does exist. */
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#define _O_EXCL 0x0400 /* Open only if the file does not exist. */
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#define _O_SHORT_LIVED 0x1000
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/* NOTE: Text is the default even if the given _O_TEXT bit is not on. */
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#define _O_TEXT 0x4000 /* CR-LF in file becomes LF in memory. */
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#define _O_BINARY 0x8000 /* Input and output is not translated. */
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#define _O_RAW _O_BINARY
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#if (__MSVCRT_VERSION__ >= 0x0800)
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#define _O_WTEXT 0x10000
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#define _O_U16TEXT 0x20000
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#define _O_U8TEXT 0x40000
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#endif
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#ifndef _NO_OLDNAMES
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/* POSIX/Non-ANSI names for increased portability */
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#define O_RDONLY _O_RDONLY
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#define O_WRONLY _O_WRONLY
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#define O_RDWR _O_RDWR
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#define O_ACCMODE _O_ACCMODE
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#define O_APPEND _O_APPEND
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#define O_CREAT _O_CREAT
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#define O_TRUNC _O_TRUNC
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#define O_EXCL _O_EXCL
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#define O_TEXT _O_TEXT
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#define O_BINARY _O_BINARY
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#define O_TEMPORARY _O_TEMPORARY
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#define O_NOINHERIT _O_NOINHERIT
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#define O_SEQUENTIAL _O_SEQUENTIAL
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#define O_RANDOM _O_RANDOM
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#endif /* Not _NO_OLDNAMES */
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#endif /* Not _FCNTL_H_ */
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