// Receive messages till atomic remaining count is 0.
// remaining is shared among all receiving threads
void receive_thread(receiver& r, std::atomic_int& remaining) {
try {
auto id = std::this_thread::get_id();
int n = 0;
// atomically check and decrement remaining *before* receiving.
// If it is 0 or less then return, as there are no more
// messages to receive so calling r.receive() would block forever.
while (remaining-- > 0) {
auto m = r.receive();
++n;
OUT(std::cout << id << " received \"" << m.body() << '"' << std::endl);
}
OUT(std::cout << id << " received " << n << " messages" << std::endl);
} catch (const closed&) {}
}
void messaging_handler::on_receiver_error(receiver &l) { on_error(l.error()); }
void handler::on_receiver_error(receiver &l) { on_error(l.error()); }
