scitech.h

BIOS emulator and interface to Realmode X86 Emulator Library Can emulate a PCI Graphic Controller V

/****************************************************************************
*
*					SciTech Multi-platform Graphics Library
*
*  ========================================================================
*
*    The contents of this file are subject to the SciTech MGL Public
*    License Version 1.0 (the "License"); you may not use this file
*    except in compliance with the License. You may obtain a copy of
*    the License at http://www.scitechsoft.com/mgl-license.txt
*
*    Software distributed under the License is distributed on an
*    "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
*    implied. See the License for the specific language governing
*    rights and limitations under the License.
*
*    The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc.
*
*    The Initial Developer of the Original Code is SciTech Software, Inc.
*    All Rights Reserved.
*
*  ========================================================================
*
* Language:     ANSI C
* Environment:  any
*
* Description:  General header file for operating system portable code.
*
****************************************************************************/

#ifndef __SCITECH_H
#define __SCITECH_H

/* We have the following defines to identify the compilation environment:
 *
 *	__16BIT__		Compiling for 16 bit code (any environment)
 *  __32BIT__       Compiling for 32 bit code (any environment)
 *	__MSDOS__		Compiling for MS-DOS (includes __WINDOWS16__, __WIN386__)
 *  __REALDOS__     Compiling for MS-DOS (excludes __WINDOWS16__)
 *  __MSDOS16__ 	Compiling for 16 bit MS-DOS
 *  __MSDOS32__ 	Compiling for 32 bit MS-DOS
 *  __WINDOWS__ 	Compiling for Windows
 *	__WINDOWS16__	Compiling for 16 bit Windows (__MSDOS__ also defined)
 *	__WINDOWS32__	Compiling for 32 bit Windows
 *	__WIN32_VXD__	Compiling for a 32-bit C based VxD
 *  __OS2__     	Compiling for OS/2
 *  __OS2_16__  	Compiling for 16 bit OS/2
 *  __OS2_32__ 		Compiling for 32 bit OS/2
 *  __UNIX__   		Compiling for Unix
 *  __QNX__         Compiling for the QNX realtime OS (Unix compatible)
 *  __LINUX__		Compiling for the Linux OS (Unix compatible)
 *  __FREEBSD__		Compiling for the FreeBSD OS (Unix compatible)
 *	__BEOS__		Compiling for the BeOS (Unix compatible)
 *  __SMX32__       Compiling for the SMX 32-bit Real Time OS
 *	__ENEA_OSE__	Compiling for the OSE embedded OS
 *	__RTTARGET__	Compiling for the RTTarget 32-bit embedded OS
 *  __MACOS__       Compiling for the MacOS platform (PowerPC)
 *  __DRIVER__      Compiling for a 32-bit binary compatible driver
 *	__CONSOLE__		Compiling for a fullscreen OS console mode
 *
 *  __INTEL__       Compiling for Intel CPU's
 *  __ALPHA__       Compiling for DEC Alpha CPU's
 *  __MIPS__        Compiling for MIPS CPU's
 *  __PPC__         Compiling for PowerPC CPU's
 *  __MC68K__		Compiling for Motorola 680x0
 *
 *	__BIG_ENDIAN__	Compiling for a big endian processor
 *
 */

#ifdef	__SC__
#if		__INTSIZE == 4
#define __SC386__
#endif
#endif

#ifdef	__GNUC__
#ifdef	__cplusplus
// G++ currently fucks this up!
#define	__cdecl
#define	__stdcall
#else
#undef	__cdecl
#undef	__stdcall
#define	__cdecl		__attribute__ ((cdecl))
#define	__stdcall	__attribute__ ((stdcall))
#endif
#define	__FLAT__			/* GCC is always 32 bit flat model			*/
#define	__HAS_BOOL__		/* Latest GNU C++ has ibool type			*/
#define	__HAS_LONG_LONG__	/* GNU C supports long long type			*/
#include <stdio.h>			/* Bring in for definition of NULL			*/
#endif

#ifdef	__BORLANDC__
#if	(__BORLANDC__ >= 0x500) || defined(CLASSLIB_DEFS_H)
#define	__HAS_BOOL__	/* Borland C++ 5.0 and later define ibool type	*/
#endif
#endif

/*---------------------------------------------------------------------------
 * Determine the compile time environment. This must be done for each
 * supported platform so that we can determine at compile time the target
 * environment, hopefully without requiring #define's from the user.
 *-------------------------------------------------------------------------*/

/* 32-bit binary compatible driver. Compiled as Win32, but as OS neutral */
#ifdef	__DRIVER__
#ifndef	__32BIT__
#define	__32BIT__
#endif
#undef	__WINDOWS__
#undef	_WIN32
#undef 	__WIN32__
#undef	__NT__

/* 32-bit Windows VxD compile environment */
#elif	defined(__vtoolsd_h_) || defined(VTOOLSD)
#include <vtoolsc.h>
#define	__WIN32_VXD__
#ifndef	__32BIT__
#define __32BIT__
#endif
#define	_MAX_PATH	256
#ifndef	__WINDOWS32__
#define	__WINDOWS32__
#endif

/* 32-bit SMX compile environment */
#elif   defined(__SMX32__)
#ifndef __MSDOS__
#define __MSDOS__
#endif
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef __CONSOLE__
#define __CONSOLE__
#endif

/* 32-bit Enea OSE environment */
#elif   defined(__ENEA_OSE__)
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef __CONSOLE__
#define __CONSOLE__
#endif

/* 32-bit RTTarget-32 environment */
#elif   defined(__RTTARGET__)
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef __CONSOLE__
#define __CONSOLE__
#endif

/* 32-bit extended DOS compile environment */
#elif	defined(__MSDOS__) || defined(__MSDOS32__) || defined(__DOS__) || defined(__DPMI32__) || (defined(M_I86) && !defined(__SC386__)) || defined(TNT)
#ifndef __MSDOS__
#define __MSDOS__
#endif
#if     defined(__MSDOS32__) || defined(__386__) || defined(__FLAT__) || defined(__NT__) || defined(__SC386__)
#ifndef	__MSDOS32__
#define __MSDOS32__
#endif
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef __REALDOS__
#define __REALDOS__
#endif
#ifndef __CONSOLE__
#define __CONSOLE__
#endif

/* 16-bit Windows compile environment */
#elif   (defined(_Windows) || defined(_WINDOWS)) && !defined(__DPMI16__)
#ifndef	__16BIT__
#define	__16BIT__
#endif
#ifndef __WINDOWS16__
#define	__WINDOWS16__
#endif
#ifndef __WINDOWS__
#define __WINDOWS__
#endif
#ifndef	__MSDOS__
#define	__MSDOS__
#endif

/* 16-bit DOS compile environment */
#else
#ifndef	__16BIT__
#define	__16BIT__
#endif
#ifndef __MSDOS16__
#define __MSDOS16__
#endif
#ifndef __REALDOS__
#define __REALDOS__
#endif
#ifndef __CONSOLE__
#define __CONSOLE__
#endif
#endif

/* 32-bit Windows compile environment */
#elif   defined(WIN32) || defined(_WIN32) || defined(__WIN32__) || defined(__NT__)
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef	__WINDOWS32__
#define	__WINDOWS32__
#endif
#ifndef	_WIN32
#define	_WIN32					/* Microsoft Win32 SDK headers use _WIN32 */
#endif
#ifndef	WIN32
#define	WIN32					/* OpenGL headers use WIN32 */
#endif
#ifndef __WINDOWS__
#define __WINDOWS__
#endif

/* 16-bit OS/2 compile environment */
#elif   defined(__OS2_16__)
#ifndef __OS2__
#define	__OS2__
#endif
#ifndef	__16BIT__
#define __16BIT__
#endif
#ifndef	__OS2_PM__
#ifndef __CONSOLE__
#define __CONSOLE__
#endif
#endif

/* 32-bit OS/2 compile environment */
#elif   defined(__OS2__) || defined(__OS2_32__)
#ifndef __OS2__
#define	__OS2__
#endif
#ifndef __OS2_32__
#define	__OS2_32__
#endif
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef	__OS2_PM__
#ifndef __CONSOLE__
#define __CONSOLE__
#endif
#endif

/* 32-bit QNX compile environment */
#elif	defined(__QNX__)
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef	__UNIX__
#define __UNIX__
#endif
#ifdef	__GNUC__
#define	stricmp	strcasecmp
#endif
#if	!defined(__PHOTON__) && !defined(__X11__)
#ifndef __CONSOLE__
#define __CONSOLE__
#endif
#endif

/* 32-bit Linux compile environment */
#elif	defined(__LINUX__) || defined(linux)
#ifndef	__LINUX__
#define	__LINUX__
#endif
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef	__UNIX__
#define __UNIX__
#endif
#ifdef	__GNUC__
#define	stricmp	strcasecmp
#endif
#ifndef	__X11__
#ifndef __CONSOLE__
#define __CONSOLE__
#endif
#endif

/* 32-bit FreeBSD compile environment */
#elif	defined(__FREEBSD__)
#ifndef	__FREEBSD__
#define	__FREEBSD__
#endif
#ifndef	__32BIT__
#define __32BIT__
#endif
#ifndef	__UNIX__
#define __UNIX__
#endif
#ifdef	__GNUC__
#define	stricmp	strcasecmp
#endif
#ifndef	__X11__
#ifndef __CONSOLE__
#define __CONSOLE__
#endif
#endif

/* 32-bit BeOS compile environment */
#elif	defined(__BEOS__)
#ifndef	__32BIT__
#define	__32BIT__
#endif
#ifndef	__UNIX__
#define __UNIX__
#endif
#ifdef	__GNUC__
#define	stricmp	strcasecmp
#endif

/* Unsupported OS! */
#else
#error	This platform is not currently supported!
#endif

/* Determine the CPU type that we are compiling for */