/* This file is part of Ingen. Copyright (C) 2006 Dave Robillard. * * Ingen 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 2 of the License, or (at your option) any later * version. * * Ingen 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 details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef CONDITION_H #define CONDITION_H #include /** Trivial (but pretty) wrapper around POSIX Conditions (zero memory overhead). * * A semaphore that isn't a counter and is slow and NOT realtime safe. */ class Condition { public: inline Condition() { pthread_cond_init(&_cond, NULL); } inline ~Condition() { pthread_cond_destroy(&_cond); } inline void signal() { pthread_cond_signal(&_cond); } inline void wait(Mutex& mutex) { pthread_cond_wait(&_cond, &mutex._mutex); } private: pthread_cond_t _cond; }; #endif // CONDITION_H