96 lines
2.2 KiB
C++
96 lines
2.2 KiB
C++
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// (C) Copyright Joaquin M Lopez Munoz 2006-2013
|
|
//
|
|
// 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/intrusive for documentation.
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef BOOST_INTRUSIVE_DETAIL_EBO_HOLDER_HPP
|
|
#define BOOST_INTRUSIVE_DETAIL_EBO_HOLDER_HPP
|
|
|
|
#include <boost/intrusive/detail/config_begin.hpp>
|
|
#include <boost/intrusive/detail/mpl.hpp>
|
|
|
|
namespace boost {
|
|
namespace intrusive {
|
|
namespace detail {
|
|
|
|
template<typename T, bool IsEmpty = true>
|
|
class ebo_functor_holder_impl
|
|
{
|
|
public:
|
|
ebo_functor_holder_impl()
|
|
{}
|
|
ebo_functor_holder_impl(const T& t)
|
|
: t_(t)
|
|
{}
|
|
template<class Arg1, class Arg2>
|
|
ebo_functor_holder_impl(const Arg1& arg1, const Arg2& arg2)
|
|
: t_(arg1, arg2)
|
|
{}
|
|
|
|
T& get(){return t_;}
|
|
const T& get()const{return t_;}
|
|
|
|
private:
|
|
T t_;
|
|
};
|
|
|
|
template<typename T>
|
|
class ebo_functor_holder_impl<T, false>
|
|
: public T
|
|
{
|
|
public:
|
|
ebo_functor_holder_impl()
|
|
{}
|
|
ebo_functor_holder_impl(const T& t)
|
|
: T(t)
|
|
{}
|
|
template<class Arg1, class Arg2>
|
|
ebo_functor_holder_impl(const Arg1& arg1, const Arg2& arg2)
|
|
: T(arg1, arg2)
|
|
{}
|
|
|
|
T& get(){return *this;}
|
|
const T& get()const{return *this;}
|
|
};
|
|
|
|
template<typename T>
|
|
class ebo_functor_holder
|
|
: public ebo_functor_holder_impl<T, is_unary_or_binary_function<T>::value>
|
|
{
|
|
private:
|
|
typedef ebo_functor_holder_impl<T, is_unary_or_binary_function<T>::value> super;
|
|
|
|
public:
|
|
ebo_functor_holder(){}
|
|
ebo_functor_holder(const T& t)
|
|
: super(t)
|
|
{}
|
|
|
|
template<class Arg1, class Arg2>
|
|
ebo_functor_holder(const Arg1& arg1, const Arg2& arg2)
|
|
: super(arg1, arg2)
|
|
{}
|
|
|
|
ebo_functor_holder& operator=(const ebo_functor_holder& x)
|
|
{
|
|
this->get()=x.get();
|
|
return *this;
|
|
}
|
|
};
|
|
|
|
|
|
} //namespace detail {
|
|
} //namespace intrusive {
|
|
} //namespace boost {
|
|
|
|
#include <boost/intrusive/detail/config_end.hpp>
|
|
|
|
#endif //#ifndef BOOST_INTRUSIVE_DETAIL_EBO_HOLDER_HPP
|