// Copyright (C) 2003, Fernando Luis Cacciola Carballal.

//

// Use, modification, and distribution is subject to the Boost Software

// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at

// http://www.boost.org/LICENSE_1_0.txt)

//

// See http://www.boost.org/lib/optional for documentation.

//

// You are welcome to contact the author at:

//  fernando_cacciola@hotmail.com

//

#ifndef BOOST_UTILITY_TYPED_INPLACE_FACTORY_25AGO2003_HPP

#define BOOST_UTILITY_TYPED_INPLACE_FACTORY_25AGO2003_HPP

#include <boost/utility/detail/in_place_factory_prefix.hpp>

namespace boost {

class typed_in_place_factory_base {} ;

#define BOOST_DEFINE_TYPED_INPLACE_FACTORY_CLASS(z,n,_) \

template< class T, BOOST_PP_ENUM_PARAMS(BOOST_PP_INC(n),class A) > \

class BOOST_PP_CAT(typed_in_place_factory, BOOST_PP_INC(n) ) : public typed_in_place_factory_base \

{ \

public: \

\

  typedef T value_type ; \

\

  BOOST_PP_CAT(typed_in_place_factory, BOOST_PP_INC(n) ) ( BOOST_PP_ENUM_BINARY_PARAMS(BOOST_PP_INC(n),A,const& a) ) \

    : \

    BOOST_PP_ENUM( BOOST_PP_INC(n), BOOST_DEFINE_INPLACE_FACTORY_CLASS_MEMBER_INIT, _ ) \

  {} \

\

  void apply ( void* address ) const \

  { \

    new ( address ) T ( BOOST_PP_ENUM_PARAMS( BOOST_PP_INC(n), m_a ) ) ; \

  } \

\

  BOOST_PP_REPEAT( BOOST_PP_INC(n), BOOST_DEFINE_INPLACE_FACTORY_CLASS_MEMBER_DECL, _) \

} ; \

\

template< class T, BOOST_PP_ENUM_PARAMS(BOOST_PP_INC(n),class A) > \

BOOST_PP_CAT(typed_in_place_factory, BOOST_PP_INC(n) ) < T , BOOST_PP_ENUM_PARAMS( BOOST_PP_INC(n), A ) > \

in_place ( BOOST_PP_ENUM_BINARY_PARAMS(BOOST_PP_INC(n),A, const& a) ) \

{ \

  return BOOST_PP_CAT(typed_in_place_factory, BOOST_PP_INC(n) ) < T, BOOST_PP_ENUM_PARAMS( BOOST_PP_INC(n), A ) > \

           ( BOOST_PP_ENUM_PARAMS( BOOST_PP_INC(n), a ) ) ; \

} ; \

BOOST_PP_REPEAT( BOOST_MAX_INPLACE_FACTORY_ARITY, BOOST_DEFINE_TYPED_INPLACE_FACTORY_CLASS, BOOST_PP_EMPTY() )

} // namespace boost

#include <boost/utility/detail/in_place_factory_suffix.hpp>

#endif