| OZ++ Sample: SignalWatcher |
/****************************************************************************** * * Copyright (c) 2015 TOSHIYUKI ARAI. ALL RIGHTS RESERVED. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions, and the following disclaimer. * * 2. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * * SignalWatcher.cpp * *****************************************************************************/ #include <oz++/SignalWatcher.h> #include <oz++/SignalSet.h> #include <oz++/Signal.h> namespace OZ { class WorkerThread: public Thread { private: bool looping; public: WorkerThread() :Thread(), looping(true) { } public: virtual void signaled(SignalInfo& siginfo) { int signo = siginfo.ssi_signo; const char* name = Signal::toString(signo); printf("WorkerThread::signaled called. signo=%d %s\n", signo, name); } virtual void run() { while (looping) { sleep(1); } } void stop() { looping = false; } }; } // int main(int argc, char* argv[]) { try { SignalSet mask; mask.add(SIGINT); mask.add(SIGQUIT); mask.block(); SignalWatcher watcher(-1, mask, 0); WorkerThread worker; //Set a signal callback (WorkerThread::signaled) to the watcher. watcher.setCallback(&worker, (Signaled)&WorkerThread::signaled); watcher.start(); worker.start(); watcher.wait(); worker.wait(); } catch (Exception& ex) { caught(ex); } return 0; }