/* Copyright 2006-2015 Joaquin M Lopez Munoz. * Distributed under 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/libs/flyweight for library home page. */ #ifndef BOOST_FLYWEIGHT_FLYWEIGHT_FWD_HPP #define BOOST_FLYWEIGHT_FLYWEIGHT_FWD_HPP #if defined(_MSC_VER) #pragma once #endif #include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */ #include <boost/detail/templated_streams.hpp> #include <boost/detail/workaround.hpp> #include <boost/parameter/parameters.hpp> #include <boost/preprocessor/punctuation/comma.hpp> #include <iosfwd> #if !defined(BOOST_FLYWEIGHT_DISABLE_HASH_SUPPORT) #include <boost/functional/hash_fwd.hpp> #include <cstddef> #endif namespace boost{ namespace flyweights{ template< typename T, typename Arg1=parameter::void_, typename Arg2=parameter::void_, typename Arg3=parameter::void_, typename Arg4=parameter::void_, typename Arg5=parameter::void_ > class flyweight; #define BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(n) \ typename Arg##n##1,typename Arg##n##2,typename Arg##n##3, \ typename Arg##n##4,typename Arg##n##5 #define BOOST_FLYWEIGHT_TEMPL_ARGS(n) \ Arg##n##1,Arg##n##2,Arg##n##3,Arg##n##4,Arg##n##5 template< typename T1,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1), typename T2,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2) > bool operator==( const flyweight<T1,BOOST_FLYWEIGHT_TEMPL_ARGS(1)>& x, const flyweight<T2,BOOST_FLYWEIGHT_TEMPL_ARGS(2)>& y); template< typename T1,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1), typename T2,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2) > bool operator<( const flyweight<T1,BOOST_FLYWEIGHT_TEMPL_ARGS(1)>& x, const flyweight<T2,BOOST_FLYWEIGHT_TEMPL_ARGS(2)>& y); #if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) template< typename T1,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1), typename T2 > bool operator==( const flyweight<T1,BOOST_FLYWEIGHT_TEMPL_ARGS(1)>& x,const T2& y); template< typename T1, typename T2,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2) > bool operator==( const T1& x,const flyweight<T2,BOOST_FLYWEIGHT_TEMPL_ARGS(2)>& y); template< typename T1,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1), typename T2 > bool operator<( const flyweight<T1,BOOST_FLYWEIGHT_TEMPL_ARGS(1)>& x,const T2& y); template< typename T1, typename T2,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2) > bool operator<( const T1& x,const flyweight<T2,BOOST_FLYWEIGHT_TEMPL_ARGS(2)>& y); #endif /* !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) */ #define BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL(t,a1,a2) \ template<t> \ inline bool operator!=(const a1& x,const a2& y); \ \ template<t> \ inline bool operator>(const a1& x,const a2& y); \ \ template<t> \ inline bool operator>=(const a1& x,const a2& y); \ \ template<t> \ inline bool operator<=(const a1& x,const a2& y); \ BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL( typename T1 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1) BOOST_PP_COMMA() typename T2 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2), flyweight< T1 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TEMPL_ARGS(1) >, flyweight< T2 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TEMPL_ARGS(2) >) #if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL( typename T1 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1) BOOST_PP_COMMA() typename T2, flyweight< T1 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TEMPL_ARGS(1) >, T2) BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL( typename T1 BOOST_PP_COMMA() typename T2 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2), T1, flyweight< T2 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TEMPL_ARGS(2) >) #endif /* !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) */ template<typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_)> inline void swap( flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& x, flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& y); template< BOOST_TEMPLATED_STREAM_ARGS(ElemType,Traits) BOOST_TEMPLATED_STREAM_COMMA typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_) > inline BOOST_TEMPLATED_STREAM(ostream,ElemType,Traits)& operator<<( BOOST_TEMPLATED_STREAM(ostream,ElemType,Traits)& out, const flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& x); template< BOOST_TEMPLATED_STREAM_ARGS(ElemType,Traits) BOOST_TEMPLATED_STREAM_COMMA typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_) > inline BOOST_TEMPLATED_STREAM(istream,ElemType,Traits)& operator>>( BOOST_TEMPLATED_STREAM(istream,ElemType,Traits)& in, flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& x); } /* namespace flyweights */ using flyweights::flyweight; } /* namespace boost */ #if !defined(BOOST_FLYWEIGHT_DISABLE_HASH_SUPPORT) #if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL) #if BOOST_WORKAROUND(_CPPLIB_VER,==520) /* Dinkumware 5.20 defines std::hash as class rather than struct */ #define BOOST_FLYWEIGHT_STD_HASH_STRUCT_KEYWORD class #else #define BOOST_FLYWEIGHT_STD_HASH_STRUCT_KEYWORD struct #endif #if !defined(_LIBCPP_VERSION) namespace std{ template <class T> BOOST_FLYWEIGHT_STD_HASH_STRUCT_KEYWORD hash; } #else /* As discussed in http://lists.boost.org/Archives/boost/2011/02/177218.php */ #include <functional> #endif namespace std{ template<typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_)> BOOST_FLYWEIGHT_STD_HASH_STRUCT_KEYWORD hash<boost::flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)> >; } /* namespace std */ #endif /* !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL) */ namespace boost{ #if !defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP) namespace flyweights{ #endif template<typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_)> inline std::size_t hash_value( const flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& x); #if !defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP) } /* namespace flyweights */ #endif } /* namespace boost */ #endif /* !defined(BOOST_FLYWEIGHT_DISABLE_HASH_SUPPORT) */ #undef BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL #undef BOOST_FLYWEIGHT_TEMPL_ARGS #undef BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS #endif