233 lines
7.2 KiB
C++
233 lines
7.2 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// (C) Copyright Ion Gaztanaga 2008-2012. Distributed under the Boost
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// Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/container for documentation.
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//
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//////////////////////////////////////////////////////////////////////////////
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#ifndef BOOST_CONTAINER_DETAIL_PREPROCESSOR_HPP
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#define BOOST_CONTAINER_DETAIL_PREPROCESSOR_HPP
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#if (defined _MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif
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#include <boost/container/detail/config_begin.hpp>
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#include <boost/container/detail/workaround.hpp>
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#include <boost/move/utility.hpp>
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#ifdef BOOST_CONTAINER_PERFECT_FORWARDING
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//#error "This file is not needed when perfect forwarding is available"
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#endif //BOOST_CONTAINER_PERFECT_FORWARDING
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#include <boost/preprocessor/iteration/local.hpp>
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#include <boost/preprocessor/punctuation/paren_if.hpp>
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#include <boost/preprocessor/punctuation/comma_if.hpp>
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#include <boost/preprocessor/control/expr_if.hpp>
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#include <boost/preprocessor/cat.hpp>
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#include <boost/preprocessor/repetition/enum.hpp>
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#include <boost/preprocessor/repetition/enum_params.hpp>
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#include <boost/preprocessor/repetition/enum_trailing_params.hpp>
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#include <boost/preprocessor/repetition/enum_trailing.hpp>
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#include <boost/preprocessor/repetition/enum_shifted_params.hpp>
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#include <boost/preprocessor/repetition/enum_shifted.hpp>
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#include <boost/preprocessor/repetition/repeat.hpp>
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#include <boost/preprocessor/logical/not.hpp>
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#include <boost/preprocessor/arithmetic/sub.hpp>
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#include <boost/preprocessor/arithmetic/add.hpp>
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#include <boost/preprocessor/iteration/iterate.hpp>
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#include <boost/move/utility.hpp>
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#define BOOST_CONTAINER_MAX_CONSTRUCTOR_PARAMETERS 10
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//Note:
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//We define template parameters as const references to
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//be able to bind temporaries. After that we will un-const them.
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//This cast is ugly but it is necessary until "perfect forwarding"
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//is achieved in C++0x. Meanwhile, if we want to be able to
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//bind rvalues with non-const references, we have to be ugly
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#define BOOST_CONTAINER_PP_PARAM_LIST(z, n, data) \
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BOOST_PP_CAT(P, n) && BOOST_PP_CAT(p, n) \
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//!
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#else
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#define BOOST_CONTAINER_PP_PARAM_LIST(z, n, data) \
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const BOOST_PP_CAT(P, n) & BOOST_PP_CAT(p, n) \
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//!
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#endif //#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#define BOOST_CONTAINER_PP_CONST_REF_PARAM_LIST_Q(z, n, Data) \
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const BOOST_PP_CAT(Q, n) & BOOST_PP_CAT(q, n) \
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//!
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#define BOOST_CONTAINER_PP_PARAM(U, u) \
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U && u \
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//!
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#else
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#define BOOST_CONTAINER_PP_PARAM(U, u) \
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const U & u \
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//!
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#endif //#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#define BOOST_CONTAINER_PP_PARAM_INIT(z, n, data) \
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BOOST_PP_CAT(m_p, n) (::boost::forward< BOOST_PP_CAT(P, n) >( BOOST_PP_CAT(p, n) )) \
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//!
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#else //BOOST_NO_CXX11_RVALUE_REFERENCES
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#define BOOST_CONTAINER_PP_PARAM_INIT(z, n, data) \
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BOOST_PP_CAT(m_p, n) (const_cast<BOOST_PP_CAT(P, n) &>(BOOST_PP_CAT(p, n))) \
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//!
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#endif //#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#if defined(BOOST_MOVE_MSVC_10_MEMBER_RVALUE_REF_BUG)
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namespace boost {
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namespace container {
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namespace container_detail {
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template<class T>
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struct ref_holder;
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template<class T>
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struct ref_holder<T &>
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{
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explicit ref_holder(T &t)
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: t_(t)
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{}
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T &t_;
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T & get() { return t_; }
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};
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template<class T>
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struct ref_holder<const T>
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{
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explicit ref_holder(const T &t)
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: t_(t)
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{}
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const T &t_;
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const T & get() { return t_; }
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};
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template<class T>
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struct ref_holder<const T &&>
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{
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explicit ref_holder(const T &t)
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: t_(t)
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{}
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const T &t_;
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const T & get() { return t_; }
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};
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template<class T>
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struct ref_holder
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{
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explicit ref_holder(T &&t)
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: t_(t)
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{}
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T &t_;
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T && get() { return ::boost::move(t_); }
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};
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template<class T>
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struct ref_holder<T &&>
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{
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explicit ref_holder(T &&t)
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: t_(t)
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{}
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T &t_;
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T && get() { return ::boost::move(t_); }
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};
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} //namespace container_detail {
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} //namespace container {
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} //namespace boost {
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#define BOOST_CONTAINER_PP_PARAM_DEFINE(z, n, data) \
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::boost::container::container_detail::ref_holder<BOOST_PP_CAT(P, n)> BOOST_PP_CAT(m_p, n); \
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//!
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#else //BOOST_MOVE_MSVC_10_MEMBER_RVALUE_REF_BUG
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#define BOOST_CONTAINER_PP_PARAM_DEFINE(z, n, data) \
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BOOST_PP_CAT(P, n) && BOOST_PP_CAT(m_p, n); \
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//!
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#endif //defined(BOOST_MOVE_MSVC_10_MEMBER_RVALUE_REF_BUG)
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#else //BOOST_NO_CXX11_RVALUE_REFERENCES
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#define BOOST_CONTAINER_PP_PARAM_DEFINE(z, n, data) \
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BOOST_PP_CAT(P, n) & BOOST_PP_CAT(m_p, n); \
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//!
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#endif //#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
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#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && defined(BOOST_MOVE_MSVC_10_MEMBER_RVALUE_REF_BUG)
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#define BOOST_CONTAINER_PP_MEMBER_FORWARD(z, n, data) BOOST_PP_CAT(this->m_p, n).get() \
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//!
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#else //!defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && defined(BOOST_MOVE_MSVC_10_MEMBER_RVALUE_REF_BUG)
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#define BOOST_CONTAINER_PP_MEMBER_FORWARD(z, n, data) \
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::boost::forward< BOOST_PP_CAT(P, n) >( BOOST_PP_CAT(this->m_p, n) ) \
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//!
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#endif //!defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && defined(BOOST_MOVE_MSVC_10_MEMBER_RVALUE_REF_BUG)
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#define BOOST_CONTAINER_PP_PARAM_INC(z, n, data) \
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BOOST_PP_CAT(++this->m_p, n) \
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//!
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#define BOOST_CONTAINER_PP_IDENTITY(z, n, data) data
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#define BOOST_CONTAINER_PP_PARAM_FORWARD(z, n, data) \
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::boost::forward< BOOST_PP_CAT(P, n) >( BOOST_PP_CAT(p, n) ) \
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//!
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#define BOOST_CONTAINER_PP_DECLVAL(z, n, data) \
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::boost::move_detail::declval< BOOST_PP_CAT(P, n) >() \
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//!
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#define BOOST_CONTAINER_PP_MEMBER_IT_FORWARD(z, n, data) \
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BOOST_PP_CAT(*this->m_p, n) \
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//!
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#define BOOST_CONTAINER_PP_TEMPLATE_PARAM_VOID_DEFAULT(z, n, data) \
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BOOST_PP_CAT(class P, n) = void \
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//!
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#define BOOST_CONTAINER_PP_TEMPLATE_PARAM_WITH_DEFAULT(z, n, default_type) \
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BOOST_PP_CAT(class P, n) = default_type \
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//!
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#define BOOST_CONTAINER_PP_STATIC_PARAM_REF_DECLARE(z, n, data) \
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static BOOST_PP_CAT(P, n) & BOOST_PP_CAT(p, n); \
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//!
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#define BOOST_CONTAINER_PP_PARAM_PASS(z, n, data) \
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BOOST_PP_CAT(p, n) \
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//!
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#define BOOST_CONTAINER_PP_FWD_TYPE(z, n, data) \
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typename ::boost::move_detail::forward_type< BOOST_PP_CAT(P, n) >::type \
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//!
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#include <boost/container/detail/config_end.hpp>
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//#else
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//#ifdef BOOST_CONTAINER_PERFECT_FORWARDING
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//#error "This file is not needed when perfect forwarding is available"
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//#endif //BOOST_CONTAINER_PERFECT_FORWARDING
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#endif //#ifndef BOOST_CONTAINER_DETAIL_PREPROCESSOR_HPP
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