/*! \file piinit.h
 * \ingroup Core
 * \~\brief
 * \~english Library initialization
 * \~russian Инициализация библиотеки
 */
/*
    PIP - Platform Independent Primitives
    Initialization
    Ivan Pelipenko peri4ko@yandex.ru

    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 3 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, see <http://www.gnu.org/licenses/>.
*/

#ifndef PIINIT_H
#define PIINIT_H

#include "pibase.h"

#ifndef MICRO_PIP

#  include "piincludes.h"


class PIFile;
class PIStringList;


class PIP_EXPORT __PIInit_Initializer__ {
public:
	__PIInit_Initializer__();
	~__PIInit_Initializer__();
	static int count_;
	static PIInit * __instance__;
};

static __PIInit_Initializer__ __piinit_initializer__;


class PIP_EXPORT PIInit {
	friend class __PIInit_Initializer__;
	friend class PIFile;

public:
	~PIInit();

	//! \ingroup Core
	//! \~english Build options which PIP library was built
	//! \~russian Опции, с которыми был собран PIP
	enum BuildOption {
		boICU /*! \~english Unicode support by ICU \~russian Поддержка юникода через ICU */                 = 0x01,
		boUSB /*! \~english USB support \~russian Поддержка USB */                                          = 0x02,
		boCrypt /*! \~english Crypt support \~russian Поддержка шифрования */                               = 0x08,
		boIntrospection /*! \~english Introspection \~russian Интроспекция */                               = 0x010,
		boFFTW /*! \~english FFTW3 support \~russian Поддержка FFTW3 */                                     = 0x40,
		boCompress /*! \~english Zlib compression support \~russian Поддержка сжатия Zlib */                = 0x80,
		boOpenCL /*! \~english OpenCL support \~russian Поддержка OpenCL */                                 = 0x100,
		boCloud /*! \~english PICloud transport support \~russian Поддержка облачного транспорта PICloud */ = 0x200,
	};
	static PIInit * instance() { return __PIInit_Initializer__::__instance__; }

	//! \ingroup Core
	//! \~english Returns if build option was enabled
	//! \~russian Возвращает была ли включена опция при сборке
	static bool isBuildOptionEnabled(BuildOption o);

	//! \ingroup Core
	//! \~english Returns build options as stringlist
	//! \~russian Возвращает опции сборки как список строк
	static PIStringList buildOptions();

private:
	explicit PIInit();
	void setFileCharset(const char * charset);
	bool fileExists(const PIString & p);
	PRIVATE_DECLARATION(PIP_EXPORT)
	char * file_charset;
};


#endif // MICRO_PIP
#endif // PIINIT_H