Chris@102: //  (C) Copyright 2008-10 Anthony Williams
Chris@102: //  (C) Copyright 2011-2012,2015 Vicente J. Botet Escriba
Chris@102: //
Chris@102: //  Distributed under the Boost Software License, Version 1.0. (See
Chris@102: //  accompanying file LICENSE_1_0.txt or copy at
Chris@102: //  http://www.boost.org/LICENSE_1_0.txt)
Chris@102: 
Chris@102: #ifndef BOOST_THREAD_FUTURES_FUTURE_ERROR_CODE_HPP
Chris@102: #define BOOST_THREAD_FUTURES_FUTURE_ERROR_CODE_HPP
Chris@102: 
Chris@102: #include <boost/thread/detail/config.hpp>
Chris@102: #include <boost/core/scoped_enum.hpp>
Chris@102: #include <boost/system/error_code.hpp>
Chris@102: #include <boost/type_traits/integral_constant.hpp>
Chris@102: 
Chris@102: namespace boost
Chris@102: {
Chris@102: 
Chris@102:   //enum class future_errc
Chris@102:   BOOST_SCOPED_ENUM_DECLARE_BEGIN(future_errc)
Chris@102:   {
Chris@102:       broken_promise = 1,
Chris@102:       future_already_retrieved,
Chris@102:       promise_already_satisfied,
Chris@102:       no_state
Chris@102:   }
Chris@102:   BOOST_SCOPED_ENUM_DECLARE_END(future_errc)
Chris@102: 
Chris@102:   namespace system
Chris@102:   {
Chris@102:     template <>
Chris@102:     struct BOOST_SYMBOL_VISIBLE is_error_code_enum< ::boost::future_errc> : public true_type {};
Chris@102: 
Chris@102:     #ifdef BOOST_NO_CXX11_SCOPED_ENUMS
Chris@102:     template <>
Chris@102:     struct BOOST_SYMBOL_VISIBLE is_error_code_enum< ::boost::future_errc::enum_type> : public true_type { };
Chris@102:     #endif
Chris@102:   } // system
Chris@102: 
Chris@102:   BOOST_THREAD_DECL
Chris@102:   const system::error_category& future_category() BOOST_NOEXCEPT;
Chris@102: 
Chris@102:   namespace system
Chris@102:   {
Chris@102:     inline
Chris@102:     error_code
Chris@102:     make_error_code(future_errc e) BOOST_NOEXCEPT
Chris@102:     {
Chris@102:         return error_code(underlying_cast<int>(e), boost::future_category());
Chris@102:     }
Chris@102: 
Chris@102:     inline
Chris@102:     error_condition
Chris@102:     make_error_condition(future_errc e) BOOST_NOEXCEPT
Chris@102:     {
Chris@102:         return error_condition(underlying_cast<int>(e), boost::future_category());
Chris@102:     }
Chris@102:   } // system
Chris@102: } // boost
Chris@102: 
Chris@102: #endif // header