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216 lines
6.5 KiB
216 lines
6.5 KiB
5 years ago
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/* Copyright 2006-2015 Joaquin M Lopez Munoz.
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* Distributed under the Boost Software License, Version 1.0.
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* (See accompanying file LICENSE_1_0.txt or copy at
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* http://www.boost.org/LICENSE_1_0.txt)
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*
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* See http://www.boost.org/libs/flyweight for library home page.
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*/
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#ifndef BOOST_FLYWEIGHT_FLYWEIGHT_FWD_HPP
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#define BOOST_FLYWEIGHT_FLYWEIGHT_FWD_HPP
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
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#include <boost/detail/templated_streams.hpp>
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#include <boost/detail/workaround.hpp>
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#include <boost/parameter/parameters.hpp>
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#include <boost/preprocessor/punctuation/comma.hpp>
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#include <iosfwd>
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#if !defined(BOOST_FLYWEIGHT_DISABLE_HASH_SUPPORT)
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#include <boost/functional/hash_fwd.hpp>
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#include <cstddef>
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#endif
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namespace boost{
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namespace flyweights{
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template<
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typename T,
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typename Arg1=parameter::void_,
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typename Arg2=parameter::void_,
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typename Arg3=parameter::void_,
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typename Arg4=parameter::void_,
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typename Arg5=parameter::void_
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>
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class flyweight;
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#define BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(n) \
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typename Arg##n##1,typename Arg##n##2,typename Arg##n##3, \
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typename Arg##n##4,typename Arg##n##5
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#define BOOST_FLYWEIGHT_TEMPL_ARGS(n) \
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Arg##n##1,Arg##n##2,Arg##n##3,Arg##n##4,Arg##n##5
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template<
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typename T1,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1),
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typename T2,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2)
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>
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bool operator==(
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const flyweight<T1,BOOST_FLYWEIGHT_TEMPL_ARGS(1)>& x,
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const flyweight<T2,BOOST_FLYWEIGHT_TEMPL_ARGS(2)>& y);
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template<
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typename T1,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1),
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typename T2,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2)
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>
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bool operator<(
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const flyweight<T1,BOOST_FLYWEIGHT_TEMPL_ARGS(1)>& x,
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const flyweight<T2,BOOST_FLYWEIGHT_TEMPL_ARGS(2)>& y);
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#if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING)
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template<
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typename T1,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1),
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typename T2
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>
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bool operator==(
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const flyweight<T1,BOOST_FLYWEIGHT_TEMPL_ARGS(1)>& x,const T2& y);
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template<
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typename T1,
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typename T2,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2)
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>
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bool operator==(
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const T1& x,const flyweight<T2,BOOST_FLYWEIGHT_TEMPL_ARGS(2)>& y);
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template<
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typename T1,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1),
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typename T2
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>
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bool operator<(
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const flyweight<T1,BOOST_FLYWEIGHT_TEMPL_ARGS(1)>& x,const T2& y);
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template<
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typename T1,
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typename T2,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2)
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>
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bool operator<(
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const T1& x,const flyweight<T2,BOOST_FLYWEIGHT_TEMPL_ARGS(2)>& y);
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#endif /* !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) */
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#define BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL(t,a1,a2) \
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template<t> \
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inline bool operator!=(const a1& x,const a2& y); \
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\
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template<t> \
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inline bool operator>(const a1& x,const a2& y); \
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\
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template<t> \
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inline bool operator>=(const a1& x,const a2& y); \
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\
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template<t> \
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inline bool operator<=(const a1& x,const a2& y); \
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BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL(
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typename T1 BOOST_PP_COMMA()
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BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1) BOOST_PP_COMMA()
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typename T2 BOOST_PP_COMMA()
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BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2),
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flyweight<
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T1 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TEMPL_ARGS(1)
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>,
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flyweight<
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T2 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TEMPL_ARGS(2)
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>)
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#if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING)
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BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL(
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typename T1 BOOST_PP_COMMA()
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BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(1) BOOST_PP_COMMA()
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typename T2,
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flyweight<
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T1 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TEMPL_ARGS(1)
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>,
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T2)
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BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL(
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typename T1 BOOST_PP_COMMA()
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typename T2 BOOST_PP_COMMA()
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BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(2),
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T1,
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flyweight<
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T2 BOOST_PP_COMMA() BOOST_FLYWEIGHT_TEMPL_ARGS(2)
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>)
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#endif /* !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) */
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template<typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_)>
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inline void swap(
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flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& x,
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flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& y);
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template<
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BOOST_TEMPLATED_STREAM_ARGS(ElemType,Traits)
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BOOST_TEMPLATED_STREAM_COMMA
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typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_)
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>
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inline BOOST_TEMPLATED_STREAM(ostream,ElemType,Traits)& operator<<(
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BOOST_TEMPLATED_STREAM(ostream,ElemType,Traits)& out,
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const flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& x);
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template<
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BOOST_TEMPLATED_STREAM_ARGS(ElemType,Traits)
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BOOST_TEMPLATED_STREAM_COMMA
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typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_)
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>
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inline BOOST_TEMPLATED_STREAM(istream,ElemType,Traits)& operator>>(
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BOOST_TEMPLATED_STREAM(istream,ElemType,Traits)& in,
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flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& x);
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} /* namespace flyweights */
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using flyweights::flyweight;
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} /* namespace boost */
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#if !defined(BOOST_FLYWEIGHT_DISABLE_HASH_SUPPORT)
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#if !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL)
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#if BOOST_WORKAROUND(_CPPLIB_VER,==520)
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/* Dinkumware 5.20 defines std::hash as class rather than struct */
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#define BOOST_FLYWEIGHT_STD_HASH_STRUCT_KEYWORD class
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#else
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#define BOOST_FLYWEIGHT_STD_HASH_STRUCT_KEYWORD struct
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#endif
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#if !defined(_LIBCPP_VERSION)
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namespace std{
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template <class T> BOOST_FLYWEIGHT_STD_HASH_STRUCT_KEYWORD hash;
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}
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#else
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/* As discussed in http://lists.boost.org/Archives/boost/2011/02/177218.php */
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#include <functional>
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#endif
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namespace std{
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template<typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_)>
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BOOST_FLYWEIGHT_STD_HASH_STRUCT_KEYWORD
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hash<boost::flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)> >;
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} /* namespace std */
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#endif /* !defined(BOOST_NO_CXX11_HDR_FUNCTIONAL) */
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namespace boost{
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#if !defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
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namespace flyweights{
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#endif
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template<typename T,BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS(_)>
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inline std::size_t hash_value(
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const flyweight<T,BOOST_FLYWEIGHT_TEMPL_ARGS(_)>& x);
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#if !defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
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} /* namespace flyweights */
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#endif
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} /* namespace boost */
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#endif /* !defined(BOOST_FLYWEIGHT_DISABLE_HASH_SUPPORT) */
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#undef BOOST_FLYWEIGHT_COMPLETE_COMP_OPS_DECL
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#undef BOOST_FLYWEIGHT_TEMPL_ARGS
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#undef BOOST_FLYWEIGHT_TYPENAME_TEMPL_ARGS
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#endif
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