/* This file is part of Raul. Copyright 2007-2012 David Robillard Raul is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or any later version. Raul is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Raul. If not, see . */ #include #include #include "raul/Thread.hpp" #include "raul/Semaphore.hpp" using namespace std; using namespace Raul; class Waiter : public Raul::Thread { public: Waiter(Semaphore& sem) : Raul::Thread("Waiter"), _sem(sem) { } private: void _run() { while (true) { if (_sem.timed_wait(250)) { cout << "[Waiter] Received signal" << endl; break; } else { cout << "[Waiter] Timed out" << endl; } } cout << "[Waiter] Exiting" << endl; } Semaphore& _sem; }; int main() { Semaphore sem(0); Waiter waiter(sem); waiter.start(); sleep(1); cout << "[Main] Signalling..." << endl; sem.post(); waiter.join(); cout << "[Main] Exiting" << endl; return 0; }