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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_COROUTINES2_DETAIL_PULL_CONTROL_BLOCK_HPP
#define BOOST_COROUTINES2_DETAIL_PULL_CONTROL_BLOCK_HPP
#include <exception>
#include <boost/config.hpp>
#include <boost/context/execution_context.hpp>
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_PREFIX
#endif
namespace boost {
namespace coroutines2 {
namespace detail {
template< typename T >
struct pull_coroutine< T >::control_block {
typename push_coroutine< T >::control_block * other;
boost::context::execution_context caller;
boost::context::execution_context callee;
bool preserve_fpu;
int state;
std::exception_ptr except;
template< typename StackAllocator, typename Fn >
control_block( context::preallocated, StackAllocator, Fn &&, bool);
explicit control_block( typename push_coroutine< T >::control_block *);
~control_block();
control_block( control_block &) = delete;
control_block & operator=( control_block &) = delete;
void resume();
bool valid() const noexcept;
};
template< typename T >
struct pull_coroutine< T & >::control_block {
typename push_coroutine< T & >::control_block * other;
boost::context::execution_context caller;
boost::context::execution_context callee;
bool preserve_fpu;
int state;
std::exception_ptr except;
template< typename StackAllocator, typename Fn >
control_block( context::preallocated, StackAllocator, Fn &&, bool);
explicit control_block( typename push_coroutine< T & >::control_block *);
~control_block();
control_block( control_block &) = delete;
control_block & operator=( control_block &) = delete;
void resume();
bool valid() const noexcept;
};
struct pull_coroutine< void >::control_block {
push_coroutine< void >::control_block * other;
boost::context::execution_context caller;
boost::context::execution_context callee;
bool preserve_fpu;
int state;
std::exception_ptr except;
template< typename StackAllocator, typename Fn >
control_block( context::preallocated, StackAllocator, Fn &&, bool);
explicit control_block( push_coroutine< void >::control_block *);
~control_block();
control_block( control_block &) = delete;
control_block & operator=( control_block &) = delete;
void resume();
bool valid() const noexcept;
};
}}}
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_SUFFIX
#endif
#endif // BOOST_COROUTINES2_DETAIL_PULL_CONTROL_BLOCK_HPP
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