ecency-mobile/ios/Pods/boost-for-react-native/boost/thread/detail/move.hpp

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// 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)
// (C) Copyright 2007-8 Anthony Williams
// (C) Copyright 2011-2012 Vicente J. Botet Escriba
#ifndef BOOST_THREAD_MOVE_HPP
#define BOOST_THREAD_MOVE_HPP
#include <boost/thread/detail/config.hpp>
#ifndef BOOST_NO_SFINAE
#include <boost/core/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>
#include <boost/type_traits/conditional.hpp>
#include <boost/type_traits/remove_extent.hpp>
#include <boost/type_traits/is_array.hpp>
#include <boost/type_traits/is_function.hpp>
#include <boost/type_traits/remove_cv.hpp>
#include <boost/type_traits/add_pointer.hpp>
#include <boost/type_traits/decay.hpp>
#endif
#include <boost/thread/detail/delete.hpp>
#include <boost/move/utility.hpp>
#include <boost/move/traits.hpp>
#include <boost/config/abi_prefix.hpp>
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
#include <type_traits>
#endif
namespace boost
{
namespace detail
{
template <typename T>
struct enable_move_utility_emulation_dummy_specialization;
template<typename T>
struct thread_move_t
{
T& t;
explicit thread_move_t(T& t_):
t(t_)
{}
T& operator*() const
{
return t;
}
T* operator->() const
{
return &t;
}
private:
void operator=(thread_move_t&);
};
}
#if !defined BOOST_THREAD_USES_MOVE
#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)
{
return boost::detail::thread_move_t<T>(t);
}
#endif
template<typename T>
boost::detail::thread_move_t<T> move(boost::detail::thread_move_t<T> t)
{
return t;
}
#endif //#if !defined BOOST_THREAD_USES_MOVE
}
#if ! defined BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_THREAD_COPY_ASSIGN_REF(TYPE) BOOST_COPY_ASSIGN_REF(TYPE)
#define BOOST_THREAD_RV_REF(TYPE) BOOST_RV_REF(TYPE)
#define BOOST_THREAD_RV_REF_2_TEMPL_ARGS(TYPE) BOOST_RV_REF_2_TEMPL_ARGS(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 enable_move_utility_emulation_dummy_specialization<
#define BOOST_THREAD_DCL_MOVABLE_BEG2(T1, T2) \
namespace detail { \
template <typename T1, typename T2> \
struct enable_move_utility_emulation_dummy_specialization<
#define BOOST_THREAD_DCL_MOVABLE_END > \
: integral_constant<bool, false> \
{}; \
}
#elif ! defined BOOST_NO_CXX11_RVALUE_REFERENCES && defined BOOST_MSVC
#define BOOST_THREAD_COPY_ASSIGN_REF(TYPE) BOOST_COPY_ASSIGN_REF(TYPE)
#define BOOST_THREAD_RV_REF(TYPE) BOOST_RV_REF(TYPE)
#define BOOST_THREAD_RV_REF_2_TEMPL_ARGS(TYPE) BOOST_RV_REF_2_TEMPL_ARGS(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 enable_move_utility_emulation_dummy_specialization<
#define BOOST_THREAD_DCL_MOVABLE_BEG2(T1, T2) \
namespace detail { \
template <typename T1, typename T2> \
struct enable_move_utility_emulation_dummy_specialization<
#define BOOST_THREAD_DCL_MOVABLE_END > \
: integral_constant<bool, false> \
{}; \
}
#else
#if defined BOOST_THREAD_USES_MOVE
#define BOOST_THREAD_COPY_ASSIGN_REF(TYPE) BOOST_COPY_ASSIGN_REF(TYPE)
#define BOOST_THREAD_RV_REF(TYPE) BOOST_RV_REF(TYPE)
#define BOOST_THREAD_RV_REF_2_TEMPL_ARGS(TYPE) BOOST_RV_REF_2_TEMPL_ARGS(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 enable_move_utility_emulation_dummy_specialization<
#define BOOST_THREAD_DCL_MOVABLE_BEG2(T1, T2) \
namespace detail { \
template <typename T1, typename T2> \
struct enable_move_utility_emulation_dummy_specialization<
#define BOOST_THREAD_DCL_MOVABLE_END > \
: integral_constant<bool, false> \
{}; \
}
#else
#define BOOST_THREAD_COPY_ASSIGN_REF(TYPE) const TYPE&
#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 enable_move_utility_emulation< TYPE > \
{ \
static const bool value = false; \
};
#define BOOST_THREAD_DCL_MOVABLE_BEG(T) \
template <typename T> \
struct enable_move_utility_emulation<
#define BOOST_THREAD_DCL_MOVABLE_BEG2(T1, T2) \
template <typename T1, typename T2> \
struct enable_move_utility_emulation<
#define BOOST_THREAD_DCL_MOVABLE_END > \
{ \
static const bool value = false; \
};
#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_CXX11_RVALUE_REFERENCES
#define BOOST_THREAD_MOVABLE(TYPE)
#define BOOST_THREAD_COPYABLE(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); \
}\
#define BOOST_THREAD_COPYABLE(TYPE) \
TYPE& operator=(TYPE &t)\
{ this->operator=(static_cast<const ::boost::rv<TYPE> &>(const_cast<const TYPE &>(t))); return *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; \
} \
#define BOOST_THREAD_COPYABLE(TYPE)
#endif
#endif
#define BOOST_THREAD_MOVABLE_ONLY(TYPE) \
BOOST_THREAD_NO_COPYABLE(TYPE) \
BOOST_THREAD_MOVABLE(TYPE) \
typedef int boost_move_no_copy_constructor_or_assign; \
#define BOOST_THREAD_COPYABLE_AND_MOVABLE(TYPE) \
BOOST_THREAD_COPYABLE(TYPE) \
BOOST_THREAD_MOVABLE(TYPE) \
namespace boost
{
namespace thread_detail
{
#if ! defined BOOST_NO_CXX11_RVALUE_REFERENCES
#elif defined BOOST_THREAD_USES_MOVE
template <class T>
struct is_rv
: ::boost::move_detail::is_rv<T>
{};
#else
template <class T>
struct is_rv
: ::boost::integral_constant<bool, false>
{};
template <class T>
struct is_rv< ::boost::detail::thread_move_t<T> >
: ::boost::integral_constant<bool, true>
{};
template <class T>
struct is_rv< const ::boost::detail::thread_move_t<T> >
: ::boost::integral_constant<bool, true>
{};
#endif
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
template <class Tp>
struct remove_reference : boost::remove_reference<Tp> {};
template <class Tp>
struct decay : boost::decay<Tp> {};
#else
template <class Tp>
struct remove_reference
{
typedef Tp type;
};
template <class Tp>
struct remove_reference<Tp&>
{
typedef Tp type;
};
template <class Tp>
struct remove_reference< rv<Tp> > {
typedef Tp type;
};
template <class Tp>
struct decay
{
private:
typedef typename boost::move_detail::remove_rvalue_reference<Tp>::type Up0;
typedef typename boost::remove_reference<Up0>::type Up;
public:
typedef typename conditional
<
is_array<Up>::value,
typename remove_extent<Up>::type*,
typename conditional
<
is_function<Up>::value,
typename add_pointer<Up>::type,
typename remove_cv<Up>::type
>::type
>::type type;
};
#endif
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
template <class T>
typename decay<T>::type
decay_copy(T&& t)
{
return boost::forward<T>(t);
}
#else
template <class T>
typename decay<T>::type
decay_copy(BOOST_THREAD_FWD_REF(T) t)
{
return boost::forward<T>(t);
}
#endif
}
}
#include <boost/config/abi_suffix.hpp>
#endif