diff options
Diffstat (limited to 'boost/thread/detail/move.hpp')
| -rw-r--r-- | boost/thread/detail/move.hpp | 182 |
1 files changed, 181 insertions, 1 deletions
diff --git a/boost/thread/detail/move.hpp b/boost/thread/detail/move.hpp index 665a0b5978..748b8dc241 100644 --- a/boost/thread/detail/move.hpp +++ b/boost/thread/detail/move.hpp @@ -2,6 +2,7 @@ // accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt) // (C) Copyright 2007-8 Anthony Williams +// (C) Copyright 2011-2012 Vicente J. Botet Escriba #ifndef BOOST_THREAD_MOVE_HPP #define BOOST_THREAD_MOVE_HPP @@ -11,10 +12,12 @@ #include <boost/utility/enable_if.hpp> #include <boost/type_traits/is_convertible.hpp> #include <boost/type_traits/remove_reference.hpp> +#include <boost/type_traits/remove_cv.hpp> +#include <boost/type_traits/decay.hpp> #endif +#include <boost/thread/detail/delete.hpp> #include <boost/move/move.hpp> - #include <boost/config/abi_prefix.hpp> namespace boost @@ -22,6 +25,8 @@ namespace boost namespace detail { + template <typename T> + struct has_move_emulation_enabled_aux_dummy_specialization; template<typename T> struct thread_move_t { @@ -44,6 +49,7 @@ namespace boost }; } + #ifndef BOOST_NO_SFINAE template<typename T> typename enable_if<boost::is_convertible<T&,boost::detail::thread_move_t<T> >, boost::detail::thread_move_t<T> >::type move(T& t) @@ -57,9 +63,183 @@ namespace boost { return t; } +} + +#if ! defined BOOST_NO_RVALUE_REFERENCES + +#define BOOST_THREAD_RV_REF(TYPE) BOOST_RV_REF(TYPE) +#define BOOST_THREAD_RV_REF_BEG BOOST_RV_REF_BEG +#define BOOST_THREAD_RV_REF_END BOOST_RV_REF_END +#define BOOST_THREAD_RV(V) V +#define BOOST_THREAD_MAKE_RV_REF(RVALUE) RVALUE +#define BOOST_THREAD_FWD_REF(TYPE) BOOST_FWD_REF(TYPE) +#define BOOST_THREAD_DCL_MOVABLE(TYPE) +#define BOOST_THREAD_DCL_MOVABLE_BEG(T) \ + namespace detail { \ + template <typename T> \ + struct has_move_emulation_enabled_aux_dummy_specialization< + +#define BOOST_THREAD_DCL_MOVABLE_END > \ + : integral_constant<bool, true> \ + {}; \ + } + +#elif ! defined BOOST_NO_RVALUE_REFERENCES && defined BOOST_MSVC + +#define BOOST_THREAD_RV_REF(TYPE) BOOST_RV_REF(TYPE) +#define BOOST_THREAD_RV_REF_BEG BOOST_RV_REF_BEG +#define BOOST_THREAD_RV_REF_END BOOST_RV_REF_END +#define BOOST_THREAD_RV(V) V +#define BOOST_THREAD_MAKE_RV_REF(RVALUE) RVALUE +#define BOOST_THREAD_FWD_REF(TYPE) BOOST_FWD_REF(TYPE) +#define BOOST_THREAD_DCL_MOVABLE(TYPE) +#define BOOST_THREAD_DCL_MOVABLE_BEG(T) \ + namespace detail { \ + template <typename T> \ + struct has_move_emulation_enabled_aux_dummy_specialization< + +#define BOOST_THREAD_DCL_MOVABLE_END > \ + : integral_constant<bool, true> \ + {}; \ + } + +#else + +#if defined BOOST_THREAD_USES_MOVE +#define BOOST_THREAD_RV_REF(TYPE) BOOST_RV_REF(TYPE) +#define BOOST_THREAD_RV_REF_BEG BOOST_RV_REF_BEG +#define BOOST_THREAD_RV_REF_END BOOST_RV_REF_END +#define BOOST_THREAD_RV(V) V +#define BOOST_THREAD_FWD_REF(TYPE) BOOST_FWD_REF(TYPE) +#define BOOST_THREAD_DCL_MOVABLE(TYPE) +#define BOOST_THREAD_DCL_MOVABLE_BEG(T) \ + namespace detail { \ + template <typename T> \ + struct has_move_emulation_enabled_aux_dummy_specialization< + +#define BOOST_THREAD_DCL_MOVABLE_END > \ + : integral_constant<bool, true> \ + {}; \ + } + +#else + +#define BOOST_THREAD_RV_REF(TYPE) boost::detail::thread_move_t< TYPE > +#define BOOST_THREAD_RV_REF_BEG boost::detail::thread_move_t< +#define BOOST_THREAD_RV_REF_END > +#define BOOST_THREAD_RV(V) (*V) +#define BOOST_THREAD_FWD_REF(TYPE) BOOST_FWD_REF(TYPE) + +#define BOOST_THREAD_DCL_MOVABLE(TYPE) \ +template <> \ +struct has_move_emulation_enabled_aux< TYPE > \ + : BOOST_MOVE_BOOST_NS::integral_constant<bool, true> \ +{}; + +#define BOOST_THREAD_DCL_MOVABLE_BEG(T) \ +template <typename T> \ +struct has_move_emulation_enabled_aux< + +#define BOOST_THREAD_DCL_MOVABLE_END > \ + : BOOST_MOVE_BOOST_NS::integral_constant<bool, true> \ +{}; + +#endif + +namespace boost +{ +namespace detail +{ + template <typename T> + BOOST_THREAD_RV_REF(typename ::boost::remove_cv<typename ::boost::remove_reference<T>::type>::type) + make_rv_ref(T v) BOOST_NOEXCEPT + { + return (BOOST_THREAD_RV_REF(typename ::boost::remove_cv<typename ::boost::remove_reference<T>::type>::type))(v); + } +// template <typename T> +// BOOST_THREAD_RV_REF(typename ::boost::remove_cv<typename ::boost::remove_reference<T>::type>::type) +// make_rv_ref(T &v) BOOST_NOEXCEPT +// { +// return (BOOST_THREAD_RV_REF(typename ::boost::remove_cv<typename ::boost::remove_reference<T>::type>::type))(v); +// } +// template <typename T> +// const BOOST_THREAD_RV_REF(typename ::boost::remove_cv<typename ::boost::remove_reference<T>::type>::type) +// make_rv_ref(T const&v) BOOST_NOEXCEPT +// { +// return (const BOOST_THREAD_RV_REF(typename ::boost::remove_cv<typename ::boost::remove_reference<T>::type>::type))(v); +// } +} +} + +#define BOOST_THREAD_MAKE_RV_REF(RVALUE) RVALUE.move() +//#define BOOST_THREAD_MAKE_RV_REF(RVALUE) boost::detail::make_rv_ref(RVALUE) +#endif + + +#if ! defined BOOST_NO_RVALUE_REFERENCES + +#define BOOST_THREAD_MOVABLE(TYPE) + +#else + +#if defined BOOST_THREAD_USES_MOVE +#define BOOST_THREAD_MOVABLE(TYPE) \ + ::boost::rv<TYPE>& move() BOOST_NOEXCEPT \ + { \ + return *static_cast< ::boost::rv<TYPE>* >(this); \ + } \ + const ::boost::rv<TYPE>& move() const BOOST_NOEXCEPT \ + { \ + return *static_cast<const ::boost::rv<TYPE>* >(this); \ + } \ + operator ::boost::rv<TYPE>&() \ + { \ + return *static_cast< ::boost::rv<TYPE>* >(this); \ + } \ + operator const ::boost::rv<TYPE>&() const \ + { \ + return *static_cast<const ::boost::rv<TYPE>* >(this); \ + }\ +#else + +#define BOOST_THREAD_MOVABLE(TYPE) \ + operator ::boost::detail::thread_move_t<TYPE>() BOOST_NOEXCEPT \ + { \ + return move(); \ + } \ + ::boost::detail::thread_move_t<TYPE> move() BOOST_NOEXCEPT \ + { \ + ::boost::detail::thread_move_t<TYPE> x(*this); \ + return x; \ + } \ + +#endif +#endif + +#define BOOST_THREAD_MOVABLE_ONLY(TYPE) \ + BOOST_THREAD_NO_COPYABLE(TYPE) \ + BOOST_THREAD_MOVABLE(TYPE) \ + +#define BOOST_THREAD_COPYABLE_AND_MOVABLE(TYPE) \ + BOOST_THREAD_MOVABLE(TYPE) \ + + + +#ifndef BOOST_NO_RVALUE_REFERENCES +namespace boost +{ namespace thread_detail + { + template <class T> + typename decay<T>::type + decay_copy(T&& t) + { + return boost::forward<T>(t); + } + } } +#endif #include <boost/config/abi_suffix.hpp> |