windows-nt/Source/XPSP1/NT/base/crts/crtw32/h/share.h

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2020-09-26 03:20:57 -05:00
/***
*share.h - defines file sharing modes for sopen
*
* Copyright (c) 1985-2001, Microsoft Corporation. All rights reserved.
*
*Purpose:
* This file defines the file sharing modes for sopen().
*
* [Public]
*
*Revision History:
* 08-15-89 GJF Fixed copyright
* 10-30-89 GJF Fixed copyright (again)
* 03-01-90 GJF Added #ifndef _INC_SHARE stuff
* 01-18-91 GJF ANSI naming
* 08-11-92 GJF Removed SH_COMPAT (no such mode except in DOS).
* 02-23-93 SKS Update copyright to 1993
* 02-11-95 CFW Add _CRTBLD to avoid users getting wrong headers.
* 02-14-95 CFW Clean up Mac merge.
* 12-14-95 JWM Add "#pragma once".
* 02-20-97 GJF Detab-ed.
* 05-17-99 PML Remove all Macintosh support.
*
****/
#if _MSC_VER > 1000 /*IFSTRIP=IGN*/
#pragma once
#endif
#ifndef _INC_SHARE
#define _INC_SHARE
#if !defined(_WIN32)
#error ERROR: Only Win32 target supported!
#endif
#ifndef _CRTBLD
/* This version of the header files is NOT for user programs.
* It is intended for use when building the C runtimes ONLY.
* The version intended for public use will not have this message.
*/
#error ERROR: Use of C runtime library internal header file.
#endif /* _CRTBLD */
#define _SH_DENYRW 0x10 /* deny read/write mode */
#define _SH_DENYWR 0x20 /* deny write mode */
#define _SH_DENYRD 0x30 /* deny read mode */
#define _SH_DENYNO 0x40 /* deny none mode */
#if !__STDC__
/* Non-ANSI names for compatibility */
#define SH_DENYRW _SH_DENYRW
#define SH_DENYWR _SH_DENYWR
#define SH_DENYRD _SH_DENYRD
#define SH_DENYNO _SH_DENYNO
#endif
#endif /* _INC_SHARE */