source: code/branches/buildsystem/src/util/OrxonoxPlatform.h @ 2525

/*
 *   ORXONOX - the hottest 3D action shooter ever to exist
 *                    > www.orxonox.net <
 *
 *
 *   License notice:
 *
 *   This program is free software; you can redistribute it and/or
 *   modify it under the terms of the GNU 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 General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 *   Author:
 *      ...
 *   Co-authors:
 *      Reto Grieder
 *
 *   Original code: OgrePlatform.h, licensed under the LGPL. The code
 *   has changed quite a bit however.
 *
 */

/**
 @file
 @brief
    Various constants for compiler, architecture and platform.
 */

#ifndef _OrxonoxPlatform_H__
#define _OrxonoxPlatform_H__

/* Initial platform/compiler-related stuff to set. */

#define ORXONOX_PLATFORM_WIN32 1
#define ORXONOX_PLATFORM_LINUX 2
#define ORXONOX_PLATFORM_APPLE 3

#define ORXONOX_COMPILER_MSVC 1
#define ORXONOX_COMPILER_GNUC 2
#define ORXONOX_COMPILER_BORL 3

#define ORXONOX_ENDIAN_LITTLE 1
#define ORXONOX_ENDIAN_BIG 2

#define ORXONOX_ARCHITECTURE_32 1
#define ORXONOX_ARCHITECTURE_64 2


/* Finds the compiler type and version. */

#if defined( _MSC_VER )
#  define ORXONOX_COMPILER ORXONOX_COMPILER_MSVC
#  define ORXONOX_COMP_VER _MSC_VER

#elif defined( __GNUC__ )
#  define ORXONOX_COMPILER ORXONOX_COMPILER_GNUC
#  define ORXONOX_COMP_VER (((__GNUC__)*100) + \
        (__GNUC_MINOR__*10) + \
        __GNUC_PATCHLEVEL__)

#elif defined( __BORLANDC__ )
#  define ORXONOX_COMPILER ORXONOX_COMPILER_BORL
#  define ORXONOX_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 ORXONOX_COMPILER == ORXONOX_COMPILER_MSVC
#  if ORXONOX_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 ORXONOX_PLATFORM ORXONOX_PLATFORM_WIN32
#elif defined( __APPLE_CC__)
#  define ORXONOX_PLATFORM ORXONOX_PLATFORM_APPLE
#else
#  define ORXONOX_PLATFORM ORXONOX_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 ORXONOX_ARCH_TYPE ORXONOX_ARCHITECTURE_64
#else
#  define ORXONOX_ARCH_TYPE ORXONOX_ARCHITECTURE_32
#endif

/* Try to define function information */
#ifndef __FUNCTIONNAME__
#  if ORXONOX_COMPILER == ORXONOX_COMPILER_BORL
#    define __FUNCTIONNAME__ __FUNC__
#  elif ORXONOX_COMPILER == ORXONOX_COMPILER_GNUC
#    define __FUNCTIONNAME__ __PRETTY_FUNCTION__
#  elif ORXONOX_COMPILER == ORXONOX_COMPILER_MSVC
#    define __FUNCTIONNAME__ __FUNCTION__
#  else
#    define __FUNCTIONNAME__
#  endif
#endif

/* Determine whether we're building in debug mode */
#if defined(_DEBUG) || defined(DEBUG)
#  define ORXONOX_DEBUG_MODE 1
#else
#  define ORXONOX_DEBUG_MODE 0
#endif

/* Define configurable floating point type */
namespace orxonox
{
#ifdef ORXONOX_DOUBLE_PRECISION
    typedef double Real;
#else
    typedef float  Real;
#endif
}



/*---------------------------------
 * Windows Settings
 *-------------------------------*/
#if ORXONOX_PLATFORM == ORXONOX_PLATFORM_WIN32
/* 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 ORXONOX_UNICODE_SUPPORT 1
#    else
#      define ORXONOX_UNICODE_SUPPORT 0
#    endif
#  else
#    define ORXONOX_UNICODE_SUPPORT 1
#  endif
#endif /* Platform Win32 */


/*---------------------------------
 * Linux/Apple Settings
 *-------------------------------*/
#if ORXONOX_PLATFORM == ORXONOX_PLATFORM_LINUX || ORXONOX_PLATFORM == ORXONOX_PLATFORM_APPLE

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

/* TODO: Check what this actually is and whether we need it or not */
#if 0
#  if ORXONOX_PLATFORM == ORXONOX_PLATFORM_APPLE
#    define ORXONOX_PLATFORM_LIB "OrxonoxPlatform.bundle"
#  else
/* ORXONOX_PLATFORM_LINUX */
#    define ORXONOX_PLATFORM_LIB "libOrxonoxPlatform.so"
#  endif
#endif

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

#endif /* Patform Linux/Apple */


/*---------------------------------
 * Apple Settings
 *-------------------------------*/
/* For apple, we always have a custom config.h file */
#if ORXONOX_PLATFORM == ORXONOX_PLATFORM_APPLE
#  include "config.h"
#endif


/*---------------------------------
 * Visual Studio Settings
 *-------------------------------*/
#if ORXONOX_COMPILER == ORXONOX_COMPILER_MSVC
/* Turn off warnings generated by long std templates
 * This warns about truncation to 255 characters in debug/browse info */
/*#   pragma warning (disable : 4786)*/

/* Turn off warnings generated by long std templates
 * This warns about truncation to 255 characters in debug/browse info */
/*#   pragma warning (disable : 4503)*/

/* disable: conversion from 'double' to 'float', possible loss of data
 * disable: conversion from 'ogg_int64_t' to 'long', possible loss of data
 * This has been dealt with in base_properties of the solution since the
 * warning primarily occurs in library header files (which are mostly
 * included before OrxonoxPlatform.h is) */
/*#   pragma warning (disable : 4244)*/

/* disable: "conversion from 'size_t' to 'unsigned int', possible loss of data */
/*#   pragma warning (disable : 4267)*/

/* disable: "truncation from 'double' to 'float' */
/*#   pragma warning (disable : 4305)*/

/* set to level 4: "<type> needs to have dll-interface to be used by clients'
 * Happens on STL member variables which are not public therefore is ok */
#   pragma warning (disable : 4251)

/* disable: 'MultiTypeString' : multiple assignment operators specified
 * Used in MultiType and works fine so far */
/*#   pragma warning (disable : 4522)*/

/* disable: "non dll-interface class used as base for dll-interface class"
 * Happens when deriving from Singleton because bug in compiler ignores
 * template export */
/*#   pragma warning (disable : 4275)*/

/* disable: "C++ Exception Specification ignored"
 * This is because MSVC 6 did not implement all the C++ exception
 * specifications in the ANSI C++ draft. */
/*#   pragma warning( disable : 4290 )*/

/* disable: "no suitable definition provided for explicit template
 * instantiation request" Occurs in VC7 for no justifiable reason on all
 * #includes of Singleton */
/*#   pragma warning( disable: 4661)*/

/* disable: deprecation warnings when using CRT calls in VC8
 * These show up on all C runtime lib code in VC8, disable since they clutter
 * the warnings with things we may not be able to do anything about (e.g.
 * generated code from nvparse etc). I doubt very much that these calls
 * will ever be actually removed from VC anyway, it would break too much code. */
/*# pragma warning( disable: 4996)*/

/* disable: "conditional expression constant", always occurs on
 * ORXONOX_MUTEX_CONDITIONAL when no threading enabled */
/*#   pragma warning (disable : 201)*/


/* Define the english written operators like and, or, xor */
#include <iso646.h>

/* include visual leak detector to search for memory leaks */
/* #include <vld.h> */

#endif /* ORXONOX_COMPILER == ORXONOX_COMPILER_MSVC */

#endif /* _OrxonoxPlatform_H__ */