Tutorial |
#include <iostream> #include <asio.hpp> #include <boost/bind.hpp> #include <boost/date_time/posix_time/posix_time.hpp> void print(const asio::error& /*e*/, 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, asio::placeholders::error, t, count)); } } int main() { asio::io_service io; int count = 0; asio::deadline_timer t(io, boost::posix_time::seconds(1)); t.async_wait(boost::bind(print, asio::placeholders::error, &t, &count)); io.run(); std::cout << "Final count is " << count << "\n"; return 0; }