X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fcore%2Fsemaphore.h;fp=source%2Fcore%2Fsemaphore.h;h=75c51e6a424716deee151e3bedfd7eb80342e006;hp=0000000000000000000000000000000000000000;hb=e1ea831a640fba534e7e42e399f04cdf681ef8d3;hpb=0bcb8d4d6f33cbdad7b921cac787740bfe8e212e

diff --git a/source/core/semaphore.h b/source/core/semaphore.h
new file mode 100644
index 0000000..75c51e6
--- /dev/null
+++ b/source/core/semaphore.h
@@ -0,0 +1,34 @@
+/*
+This file is part of libmspframework
+Copyright © 2006  Mikko Rasa, Mikkosoft Productions
+Distributed under the LGPL
+*/
+#ifndef MSP_FRAMEWORK_SEMAPHORE_H_
+#define MSP_FRAMEWORK_SEMAPHORE_H_
+
+#include <pthread.h>
+#include "mutex.h"
+#include "../time/timedelta.h"
+
+namespace Msp {
+
+class Semaphore
+{
+public:
+#ifndef WIN32
+	Semaphore()        { pthread_cond_init(&cond, 0); }
+	//Mutex &get_mutex() { return mutex; }
+	int   signal()     { MutexLock l(mutex); return pthread_cond_signal(&cond); }
+	int   broadcast()  { MutexLock l(mutex); return pthread_cond_broadcast(&cond); }
+	int   wait()       { mutex.lock(); return pthread_cond_wait(&cond, &mutex.mutex); }
+	int   wait(const Time::TimeDelta &);
+	~Semaphore()       { pthread_cond_destroy(&cond); }
+#endif
+private:
+	Mutex mutex;
+	pthread_cond_t cond;
+};
+
+}
+
+#endif