1 files changed, 42 insertions, 0 deletions
diff --git a/raul/Condition.h b/raul/Condition.h
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+/* 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 RAUL_CONDITION_H
+#define RAUL_CONDITION_H
+
+#include <pthread.h>
+
+
+/** Trivial (but pretty) wrapper around POSIX Conditions (zero overhead).
+ *
+ * A semaphore that isn't a counter, is slow, and not realtime safe.  Yay.
+ */
+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 // RAUL_CONDITION_H
+