//
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// execution/bad_executor.hpp
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// ~~~~~~~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2020 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_ASIO_EXECUTION_BAD_EXECUTOR_HPP
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#define BOOST_ASIO_EXECUTION_BAD_EXECUTOR_HPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include <boost/asio/detail/config.hpp>
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#include <exception>
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#include <boost/asio/detail/push_options.hpp>
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namespace boost {
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namespace asio {
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namespace execution {
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/// Exception thrown when trying to access an empty polymorphic executor.
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class bad_executor
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: public std::exception
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{
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public:
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/// Constructor.
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BOOST_ASIO_DECL bad_executor() BOOST_ASIO_NOEXCEPT;
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/// Obtain message associated with exception.
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BOOST_ASIO_DECL virtual const char* what() const
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BOOST_ASIO_NOEXCEPT_OR_NOTHROW;
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};
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} // namespace execution
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} // namespace asio
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} // namespace boost
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#include <boost/asio/detail/pop_options.hpp>
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#if defined(BOOST_ASIO_HEADER_ONLY)
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# include <boost/asio/execution/impl/bad_executor.ipp>
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#endif // defined(BOOST_ASIO_HEADER_ONLY)
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#endif // BOOST_ASIO_EXECUTION_BAD_EXECUTOR_HPP
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