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