diff options
Diffstat (limited to 'libs/asio/example/cpp03/tutorial/timer3/timer.cpp')
-rw-r--r-- | libs/asio/example/cpp03/tutorial/timer3/timer.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/libs/asio/example/cpp03/tutorial/timer3/timer.cpp b/libs/asio/example/cpp03/tutorial/timer3/timer.cpp new file mode 100644 index 000000000..60dea7bec --- /dev/null +++ b/libs/asio/example/cpp03/tutorial/timer3/timer.cpp @@ -0,0 +1,44 @@ +// +// timer.cpp +// ~~~~~~~~~ +// +// Copyright (c) 2003-2013 Christopher M. Kohlhoff (chris at kohlhoff dot com) +// +// 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) +// + +#include <iostream> +#include <boost/asio.hpp> +#include <boost/bind.hpp> +#include <boost/date_time/posix_time/posix_time.hpp> + +void print(const boost::system::error_code& /*e*/, + boost::asio::deadline_timer* t, int* count) +{ + if (*count < 5) + { + std::cout << *count << "\n"; + ++(*count); + + t->expires_at(t->expires_at() + boost::posix_time::seconds(1)); + t->async_wait(boost::bind(print, + boost::asio::placeholders::error, t, count)); + } +} + +int main() +{ + boost::asio::io_service io; + + int count = 0; + boost::asio::deadline_timer t(io, boost::posix_time::seconds(1)); + t.async_wait(boost::bind(print, + boost::asio::placeholders::error, &t, &count)); + + io.run(); + + std::cout << "Final count is " << count << "\n"; + + return 0; +} |