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4c216747dc
This is no longer an experimental facility. The names deferred and deferred_t have been temporarily retained as deprecated entities under the asio::experimental namespace, for backwards compatibility.
36 lines
729 B
C++
36 lines
729 B
C++
//
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// deferred_1.cpp
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// ~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2022 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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#include <boost/asio.hpp>
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#include <iostream>
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using boost::asio::deferred;
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int main()
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{
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boost::asio::io_context ctx;
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boost::asio::steady_timer timer(ctx);
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timer.expires_after(std::chrono::seconds(1));
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auto deferred_op = timer.async_wait(deferred);
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std::move(deferred_op)(
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[](boost::system::error_code ec)
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{
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std::cout << "timer wait finished: " << ec.message() << "\n";
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}
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);
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ctx.run();
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return 0;
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}
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