/*
	platform.h

    Copyright 2006 John Poole.

    This library 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 2.1 of the License, or (at your option) any later version.

    This library 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 library; if not, write to the Free Software
    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/

#ifndef INC_PLATFORM_H
#define INC_PLATFORM_H

#if defined( __APPLE__ )
    #define PLATFORM_MACOSX
    #define PLATFORM_UNIX
    #if defined( __POWERPC__ )
        #define ARCH_PPC
        #if defined( __ppc64__ ) 
			#define ARCH_64BIT
        #else
			#define ARCH_32BIT
		#endif
    #elif defined( __i386__ )
        #define ARCH_X86
		#define ARCH_32BIT
	#elif defined( __x86_64 )
        #define ARCH_X86
		#define ARCH_64BIT
	#else
        #error Unsupported architecture
    #endif
#elif defined( WIN32 )
    #define PLATFORM_WINDOWS
	#define ARCH_X86
    #if defined( _WIN64 )
       	#define ARCH_64BIT
    #else
		#define ARCH_32BIT
	#endif
#elif defined( __linux__ )
    #define PLATFORM_LINUX
    #define PLATFORM_UNIX
	#if defined( __x86_64 )
        #define ARCH_X86
		#define ARCH_64BIT
    #elif defined( __i386__ )
        #define ARCH_X86
		#define ARCH_32BIT
	#elif defined( __PPC64__ )
		#define ARCH_PPC
		#define ARCH_64BIT
	#elif defined( __PPC__ )
		#define ARCH_PPC
		#define ARCH_PPC32
		#define ARCH_32BIT
    #else
        #error Unsupported architecture
    #endif
#elif defined( __sun )
    #define PLATFORM_SOLARIS
    #define PLATFORM_UNIX
    #if defined( __i386 )
        #define ARCH_X86
		#define ARCH_32BIT
    #elif defined( __amd64 )
        #define ARCH_X86
        #define ARCH_64BIT
    #else
        #error Unsupported architecture
    #endif
#else
    #error Unsupported platform
#endif

#if defined( ARCH_X86 ) 
	#define SIMD_MMX
	#define SIMD_SSE
#elif defined( ARCH_PPC ) 
	#define SIMD_ALTIVEC
#else
	#error Unsupported architecture
#endif

/*
	Sanity checks
*/

#if defined( ARCH_32BIT ) && defined( ARCH_64BIT )
	#error Conflicting architectures
#endif

#if !defined( ARCH_32BIT ) && !defined( ARCH_64BIT )
	#error No architecture.
#endif

#if defined( ARCH_PPC ) && defined( ARCH_X86 )
	#error Conflicting architectures
#endif

#if defined( PLATFORM_MACOSX ) && ( defined( PLATFORM_LINUX ) || defined( PLATFORM_WINDOWS ) )
	#error Conflicting platforms 
#endif

#if defined( PLATFORM_LINUX ) && ( defined( PLATFORM_MACOSX ) || defined( PLATFORM_WINDOWS ) )
	#error Conflicting platforms 
#endif

#endif