85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
|
/***
|
||
|
|
*fcntl.h - file control options used by open()
|
||
|
|
*
|
||
|
|
* Copyright (c) Microsoft Corporation. All rights reserved.
|
||
|
|
*
|
||
|
|
*Purpose:
|
||
|
|
* This file defines constants for the file control options used
|
||
|
|
* by the _open() function.
|
||
|
|
* [System V]
|
||
|
|
*
|
||
|
|
* [Public]
|
||
|
|
*
|
||
|
|
****/
|
||
|
|
|
||
|
|
#pragma once
|
||
|
|
|
||
|
|
#include <crtdefs.h>
|
||
|
|
|
||
|
|
#ifndef _INC_FCNTL
|
||
|
|
#define _INC_FCNTL
|
||
|
|
|
||
|
|
#define _O_RDONLY 0x0000 /* open for reading only */
|
||
|
|
#define _O_WRONLY 0x0001 /* open for writing only */
|
||
|
|
#define _O_RDWR 0x0002 /* open for reading and writing */
|
||
|
|
#define _O_APPEND 0x0008 /* writes done at eof */
|
||
|
|
|
||
|
|
#define _O_CREAT 0x0100 /* create and open file */
|
||
|
|
#define _O_TRUNC 0x0200 /* open and truncate */
|
||
|
|
#define _O_EXCL 0x0400 /* open only if file doesn't already exist */
|
||
|
|
|
||
|
|
/* O_TEXT files have <cr><lf> sequences translated to <lf> on read()'s,
|
||
|
|
** and <lf> sequences translated to <cr><lf> on write()'s
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define _O_TEXT 0x4000 /* file mode is text (translated) */
|
||
|
|
#define _O_BINARY 0x8000 /* file mode is binary (untranslated) */
|
||
|
|
#define _O_WTEXT 0x10000 /* file mode is UTF16 (translated) */
|
||
|
|
#define _O_U16TEXT 0x20000 /* file mode is UTF16 no BOM (translated) */
|
||
|
|
#define _O_U8TEXT 0x40000 /* file mode is UTF8 no BOM (translated) */
|
||
|
|
|
||
|
|
/* macro to translate the C 2.0 name used to force binary mode for files */
|
||
|
|
|
||
|
|
#define _O_RAW _O_BINARY
|
||
|
|
|
||
|
|
/* Open handle inherit bit */
|
||
|
|
|
||
|
|
#define _O_NOINHERIT 0x0080 /* child process doesn't inherit file */
|
||
|
|
|
||
|
|
/* Temporary file bit - file is deleted when last handle is closed */
|
||
|
|
|
||
|
|
#define _O_TEMPORARY 0x0040 /* temporary file bit */
|
||
|
|
|
||
|
|
/* temporary access hint */
|
||
|
|
|
||
|
|
#define _O_SHORT_LIVED 0x1000 /* temporary storage file, try not to flush */
|
||
|
|
|
||
|
|
/* directory access hint */
|
||
|
|
|
||
|
|
#define _O_OBTAIN_DIR 0x2000 /* get information about a directory */
|
||
|
|
|
||
|
|
/* sequential/random access hints */
|
||
|
|
|
||
|
|
#define _O_SEQUENTIAL 0x0020 /* file access is primarily sequential */
|
||
|
|
#define _O_RANDOM 0x0010 /* file access is primarily random */
|
||
|
|
|
||
|
|
#if !__STDC__
|
||
|
|
/* Non-ANSI names for compatibility */
|
||
|
|
#define O_RDONLY _O_RDONLY
|
||
|
|
#define O_WRONLY _O_WRONLY
|
||
|
|
#define O_RDWR _O_RDWR
|
||
|
|
#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_RAW _O_BINARY
|
||
|
|
#define O_TEMPORARY _O_TEMPORARY
|
||
|
|
#define O_NOINHERIT _O_NOINHERIT
|
||
|
|
#define O_SEQUENTIAL _O_SEQUENTIAL
|
||
|
|
#define O_RANDOM _O_RANDOM
|
||
|
|
#endif /* !__STDC__ */
|
||
|
|
|
||
|
|
#endif /* _INC_FCNTL */
|