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// (C) Copyright 2008-10 Anthony Williams
// (C) Copyright 2011-2012 Vicente J. Botet Escriba
//
// 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_THREAD_FUTURE_ERROR_CODE_HPP
#define BOOST_THREAD_FUTURE_ERROR_CODE_HPP
#include <boost/thread/detail/config.hpp>
#include <boost/core/scoped_enum.hpp>
#include <boost/system/error_code.hpp>
#include <boost/type_traits/integral_constant.hpp>
namespace boost
{
//enum class future_errc
BOOST_SCOPED_ENUM_DECLARE_BEGIN(future_errc)
{
broken_promise = 1,
future_already_retrieved,
promise_already_satisfied,
no_state
}
BOOST_SCOPED_ENUM_DECLARE_END(future_errc)
namespace system
{
template <>
struct BOOST_SYMBOL_VISIBLE is_error_code_enum< ::boost::future_errc> : public true_type {};
#ifdef BOOST_NO_CXX11_SCOPED_ENUMS
template <>
struct BOOST_SYMBOL_VISIBLE is_error_code_enum< ::boost::future_errc::enum_type> : public true_type { };
#endif
} // system
BOOST_THREAD_DECL
const system::error_category& future_category() BOOST_NOEXCEPT;
namespace system
{
inline
error_code
make_error_code(future_errc e) BOOST_NOEXCEPT
{
return error_code(underlying_cast<int>(e), boost::future_category());
}
inline
error_condition
make_error_condition(future_errc e) BOOST_NOEXCEPT
{
return error_condition(underlying_cast<int>(e), boost::future_category());
}
} // system
} // boost
#endif // header
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