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// Copyright Oliver Kowalke 2014.
// 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)
#ifndef BOOST_COROUTINE2_DETAIL_WRAP_H
#define BOOST_COROUTINE2_DETAIL_WRAP_H
#include <type_traits>
#include <boost/config.hpp>
#include <boost/context/detail/invoke.hpp>
#include <boost/context/continuation.hpp>
#include <boost/coroutine2/detail/config.hpp>
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_PREFIX
#endif
namespace boost {
namespace coroutines2 {
namespace detail {
template< typename Fn1, typename Fn2 >
class wrapper {
private:
typename std::decay< Fn1 >::type fn1_;
typename std::decay< Fn2 >::type fn2_;
public:
wrapper( Fn1 && fn1, Fn2 && fn2) :
fn1_( std::move( fn1) ),
fn2_( std::move( fn2) ) {
}
wrapper( wrapper const&) = delete;
wrapper & operator=( wrapper const&) = delete;
wrapper( wrapper && other) = default;
wrapper & operator=( wrapper && other) = default;
boost::context::continuation
operator()( boost::context::continuation && c) {
return boost::context::detail::invoke(
std::move( fn1_),
fn2_,
std::forward< boost::context::continuation >( c) );
}
};
template< typename Fn1, typename Fn2 >
wrapper< Fn1, Fn2 >
wrap( Fn1 && fn1, Fn2 && fn2) {
return wrapper< Fn1, Fn2 >(
std::forward< Fn1 >( fn1),
std::forward< Fn2 >( fn2) );
}
}}}
#ifdef BOOST_HAS_ABI_HEADERS
#include BOOST_ABI_SUFFIX
#endif
#endif // BOOST_COROUTINE2_DETAIL_WRAP_H
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