//////////////////////////////////////////////////////////////////////////
// Name:      actEnv.h
// Product:   cv act library
// Purpose:   Operating System environment
//            
// Copyright: (c) 2009 cv cryptovision GmbH
//            all rights reserved
// Licence:   The conditions for the use of this software are regulated 
//            in the cv act library licence agreement.
//
// Autor:	  Markus Tesche
// Date:	  04/23/2009
//////////////////////////////////////////////////////////////////////////

#ifndef ACT_Env_h
#define ACT_Env_h

// 64Bit detection ...
#if		defined(_WIN64) || \
		defined(__LP64__) || \
		defined(__alpha__) || \
		defined(__ia64__) || \
		defined(__ppc64__) || \
		defined(__s390x__) || \
		defined(__x86_64__)
#		define	ACT_64
#endif

// cygwin
#if		defined(__CYGWIN__)
#		define  ACT_CYGWIN
#endif

// mingw
#if		defined(__MINGW32__)
#		define	ACT_MINGW
#endif

// Platform detection ...
#if		defined(ACT_WIN32) || \
		defined(ACT_POSIX) || \
		defined(ACT_SOLARIS) || \
		defined(ACT_MACOSX) || \
		defined(ACT_WIN32_WCE)
//		do nothing

#elif	defined(_WIN32_WCE) && _WIN32_WCE >= 0x500
#		define  ACT_WIN32
#		define  ACT_WIN32_WCE

#elif	defined(WIN32) && !defined(__CYGWIN__)
#		define  ACT_WIN32

#elif	defined(_MSC_VER) || \
		defined(__BORLANDC__) || \
		defined(__BCPLUSPLUS__) || \
		defined(__MINGW32__)
#		define  ACT_WIN32

#elif	defined(__linux__) || \
		defined(__CYGWIN__) || \
		defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || \
		defined(__hpux) || \
		defined(__sgi)
#		define  ACT_POSIX

#elif	defined(_POSIX_SOURCE) || \
		defined(_XOPEN_SOURCE) 
#		define  ACT_POSIX

#elif	defined(__sun)
#		define	ACT_POSIX
#		define  ACT_SOLARIS

#elif	defined(__APPLE__) && defined(__MACH__)
#		define	ACT_POSIX
#		define  ACT_MACOSX

#else
#		error unable to deteced system environment

#endif

//
// ACT_DEPRECATED definition
#if defined(_MSC_VER)
#	define  ACT_MSC
#	if _MSC_FULL_VER >= 140050320
#		define	ACT_DEPRECATED(msg)		__declspec(deprecated("is deprecated: " msg))
#	else
#		define	ACT_DEPRECATED(msg)		__declspec(deprecated)
#	endif
#	define		ACT_STDEXT_NS			std
#	define		ACT_STDEXT_INC(file)	<file>

#elif defined(__GNUC__)
#	define  ACT_GCC
#	if (__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)
#		define	ACT_DEPRECATED(msg)		__attribute__((__deprecated__))
#	endif
#	define		ACT_STDEXT_NS			__gnu_cxx
#	define		ACT_STDEXT_INC(file)	<ext/file>

#endif

#if !defined(ACT_DEPRECATED)
#	 define		ACT_DEPRECATED(msg)
#endif

//
// DLL/Shared Object symbol export/import attribte
#if defined(ACT_MSC)
#	define		ACT_DYNLIB_EXPORT		_declspec(dllexport)
#	define		ACT_DYNLIB_IMPORT		_declspec(dllimport)

#elif defined(ACT_GCC) && !defined(ACT_MINGW)
#	define		ACT_DYNLIB_EXPORT		__attribute__((visibility("default")))
#	define		ACT_DYNLIB_IMPORT

#else
#	define		ACT_DYNLIB_EXPORT
#	define		ACT_DYNLIB_IMPORT

#endif

#endif // ACT_Env_h