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4f1d36c7a1
directory for C++11-specific examples. A limited subset of the C++03 examples have been converted to their C++11 equivalents. [SVN r84312]
45 lines
1.0 KiB
C++
45 lines
1.0 KiB
C++
//
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// timer.cpp
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// ~~~~~~~~~
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//
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// Copyright (c) 2003-2012 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 <iostream>
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#include <boost/asio.hpp>
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#include <boost/bind.hpp>
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#include <boost/date_time/posix_time/posix_time.hpp>
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void print(const boost::system::error_code& /*e*/,
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boost::asio::deadline_timer* t, int* count)
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{
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if (*count < 5)
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{
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std::cout << *count << "\n";
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++(*count);
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t->expires_at(t->expires_at() + boost::posix_time::seconds(1));
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t->async_wait(boost::bind(print,
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boost::asio::placeholders::error, t, count));
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}
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}
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int main()
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{
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boost::asio::io_service io;
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int count = 0;
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boost::asio::deadline_timer t(io, boost::posix_time::seconds(1));
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t.async_wait(boost::bind(print,
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boost::asio::placeholders::error, &t, &count));
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io.run();
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std::cout << "Final count is " << count << "\n";
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return 0;
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}
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