#include <boost/asio.hpp>
#include <boost/asio/experimental/coro.hpp>
#include <boost/asio/experimental/use_coro.hpp>

using namespace boost::asio;
using namespace boost::asio::experimental;
using namespace std::chrono_literals;

int main()
{
	io_service service{};
	static_thread_pool pool{ 1 };

	const auto my_coro = [&](any_io_executor, auto dur) -> coro<int> {
		steady_timer timer{ service };
		timer.expires_after(dur);
		co_await timer.async_wait(use_coro);
	};

	co_spawn(
	  service,
	  [&] -> awaitable<void> {
		  auto gen = my_coro(pool.get_executor(), 2s);
		  co_await gen.async_resume(use_awaitable);
	  },
	  detached);

	cancellation_signal signal{};
	co_spawn(
	  service,
	  [&] -> awaitable<void> {
		  auto gen = my_coro(pool.get_executor(), 5s);
		  co_await gen.async_resume(use_awaitable);
	  },
	  bind_cancellation_slot(signal.slot(), detached));

	signal_set set{ service, SIGINT };
	set.async_wait([&](auto, int) {
		signal.emit(cancellation_type::all);
	});

	service.run();
}