#include <asio.hpp>
#include <ctime>
#include <iostream>
struct time_t_traits
{
typedef std::time_t time_type;
struct duration_type
{
duration_type() : value(0) {}
duration_type(std::time_t v) : value(v) {}
std::time_t value;
};
static time_type now()
{
return std::time(0);
}
static time_type add(const time_type& t, const duration_type& d)
{
return t + d.value;
}
static duration_type subtract(const time_type& t1, const time_type& t2)
{
return duration_type(t1 - t2);
}
static bool less_than(const time_type& t1, const time_type& t2)
{
return t1 < t2;
}
static boost::posix_time::time_duration to_posix_duration(
const duration_type& d)
{
return boost::posix_time::seconds(d.value);
}
};
typedef asio::basic_deadline_timer<
std::time_t, time_t_traits> time_t_timer;
void handle_timeout(const asio::error_code&)
{
std::cout << "handle_timeout\n";
}
int main()
{
try
{
asio::io_service io_service;
time_t_timer timer(io_service);
timer.expires_from_now(5);
std::cout << "Starting synchronous wait\n";
timer.wait();
std::cout << "Finished synchronous wait\n";
timer.expires_from_now(5);
std::cout << "Starting asynchronous wait\n";
timer.async_wait(handle_timeout);
io_service.run();
std::cout << "Finished asynchronous wait\n";
}
catch (std::exception& e)
{
std::cout << "Exception: " << e.what() << "\n";
}
return 0;
}