source: downloads/ogre/OgreMain/include/OgrePlatform.h @ 29

/*
-----------------------------------------------------------------------------
This source file is part of OGRE
    (Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2006 Torus Knot Software Ltd
Also see acknowledgements in Readme.html

This program is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2 of the License, or (at your option) any later
version.

This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59 Temple
Place - Suite 330, Boston, MA 02111-1307, USA, or go to
http://www.gnu.org/copyleft/lesser.txt.

You may alternatively use this source under the terms of a specific version of
the OGRE Unrestricted License provided you have obtained such a license from
Torus Knot Software Ltd.
-----------------------------------------------------------------------------
*/
#ifndef __Platform_H_
#define __Platform_H_

#include "OgreConfig.h"

namespace Ogre {
/* Initial platform/compiler-related stuff to set.
*/
#define OGRE_PLATFORM_WIN32 1
#define OGRE_PLATFORM_LINUX 2
#define OGRE_PLATFORM_APPLE 3

#define OGRE_COMPILER_MSVC 1
#define OGRE_COMPILER_GNUC 2
#define OGRE_COMPILER_BORL 3

#define OGRE_ENDIAN_LITTLE 1
#define OGRE_ENDIAN_BIG 2

#define OGRE_ARCHITECTURE_32 1
#define OGRE_ARCHITECTURE_64 2

/* Finds the compiler type and version.
*/
#if defined( _MSC_VER )
#   define OGRE_COMPILER OGRE_COMPILER_MSVC
#   define OGRE_COMP_VER _MSC_VER

#elif defined( __GNUC__ )
#   define OGRE_COMPILER OGRE_COMPILER_GNUC
#   define OGRE_COMP_VER (((__GNUC__)*100) + \
        (__GNUC_MINOR__*10) + \
        __GNUC_PATCHLEVEL__)

#elif defined( __BORLANDC__ )
#   define OGRE_COMPILER OGRE_COMPILER_BORL
#   define OGRE_COMP_VER __BCPLUSPLUS__

#else
#   pragma error "No known compiler. Abort! Abort!"

#endif

/* See if we can use __forceinline or if we need to use __inline instead */
#if OGRE_COMPILER == OGRE_COMPILER_MSVC
#   if OGRE_COMP_VER >= 1200
#       define FORCEINLINE __forceinline
#   endif
#elif defined(__MINGW32__)
#   if !defined(FORCEINLINE)
#       define FORCEINLINE __inline
#   endif
#else
#   define FORCEINLINE __inline
#endif

/* Finds the current platform */

#if defined( __WIN32__ ) || defined( _WIN32 )
#   define OGRE_PLATFORM OGRE_PLATFORM_WIN32

#elif defined( __APPLE_CC__)
#   define OGRE_PLATFORM OGRE_PLATFORM_APPLE

#else
#   define OGRE_PLATFORM OGRE_PLATFORM_LINUX
#endif

    /* Find the arch type */
#if defined(__x86_64__) || defined(_M_X64) || defined(__powerpc64__) || defined(__alpha__) || defined(__ia64__) || defined(__s390__) || defined(__s390x__)
#   define OGRE_ARCH_TYPE OGRE_ARCHITECTURE_64
#else
#   define OGRE_ARCH_TYPE OGRE_ARCHITECTURE_32
#endif

// For generating compiler warnings - should work on any compiler
// As a side note, if you start your message with 'Warning: ', the MSVC
// IDE actually does catch a warning :)
#define OGRE_QUOTE_INPLACE(x) # x
#define OGRE_QUOTE(x) OGRE_QUOTE_INPLACE(x)
#define OGRE_WARN( x )  message( __FILE__ "(" QUOTE( __LINE__ ) ") : " x "\n" )

//----------------------------------------------------------------------------
// Windows Settings
#if OGRE_PLATFORM == OGRE_PLATFORM_WIN32

// If we're not including this from a client build, specify that the stuff
// should get exported. Otherwise, import it.
#       if defined( OGRE_STATIC_LIB )
                // Linux compilers don't have symbol import/export directives.
#       define _OgreExport
#       define _OgrePrivate
#   else
#       if defined( OGRE_NONCLIENT_BUILD )
#               define _OgreExport __declspec( dllexport )
#       else
#           if defined( __MINGW32__ )
#               define _OgreExport
#           else
#                   define _OgreExport __declspec( dllimport )
#           endif
#       endif
#       define _OgrePrivate
#       endif
// Win32 compilers use _DEBUG for specifying debug builds.
#   ifdef _DEBUG
#       define OGRE_DEBUG_MODE 1
#   else
#       define OGRE_DEBUG_MODE 0
#   endif

// Disable unicode support on MingW at the moment, poorly supported in stdlibc++
// STLPORT fixes this though so allow if found
// MinGW C++ Toolkit supports unicode and sets the define __MINGW32_TOOLKIT_UNICODE__ in _mingw.h
#if defined( __MINGW32__ ) && !defined(_STLPORT_VERSION)
#   include<_mingw.h>
#   if defined(__MINGW32_TOOLBOX_UNICODE__)
#           define OGRE_UNICODE_SUPPORT 1
#   else
#       define OGRE_UNICODE_SUPPORT 0
#   endif
#else
#       define OGRE_UNICODE_SUPPORT 1
#endif

#endif
//----------------------------------------------------------------------------

//----------------------------------------------------------------------------
// Linux/Apple Settings
#if OGRE_PLATFORM == OGRE_PLATFORM_LINUX || OGRE_PLATFORM == OGRE_PLATFORM_APPLE

// Enable GCC symbol visibility
#   if defined( OGRE_GCC_VISIBILITY )
#       define _OgreExport  __attribute__ ((visibility("default")))
#       define _OgrePrivate __attribute__ ((visibility("hidden")))
#   else
#       define _OgreExport
#       define _OgrePrivate
#   endif

// A quick define to overcome different names for the same function
#   define stricmp strcasecmp

// Unlike the Win32 compilers, Linux compilers seem to use DEBUG for when
// specifying a debug build.
// (??? this is wrong, on Linux debug builds aren't marked in any way unless
// you mark it yourself any way you like it -- zap ???)
#   ifdef DEBUG
#       define OGRE_DEBUG_MODE 1
#   else
#       define OGRE_DEBUG_MODE 0
#   endif

#if OGRE_PLATFORM == OGRE_PLATFORM_APPLE
    #define OGRE_PLATFORM_LIB "OgrePlatform.bundle"
#else
    //OGRE_PLATFORM_LINUX
    #define OGRE_PLATFORM_LIB "libOgrePlatform.so"
#endif

// Always enable unicode support for the moment
// Perhaps disable in old versions of gcc if necessary
#define OGRE_UNICODE_SUPPORT 1

#endif

//For apple, we always have a custom config.h file
#if OGRE_PLATFORM == OGRE_PLATFORM_APPLE
#    include "config.h"
#endif

//----------------------------------------------------------------------------

//----------------------------------------------------------------------------
// Endian Settings
// check for BIG_ENDIAN config flag, set OGRE_ENDIAN correctly
#ifdef OGRE_CONFIG_BIG_ENDIAN
#    define OGRE_ENDIAN OGRE_ENDIAN_BIG
#else
#    define OGRE_ENDIAN OGRE_ENDIAN_LITTLE
#endif

// Integer formats of fixed bit width
typedef unsigned int uint32;
typedef unsigned short uint16;
typedef unsigned char uint8;

}

#endif