Merge in channels from love-experiments

Rewritten love.thread and changed communication
method from weird system before, to channels.

--HG--
branch : minor

src/modules/audio/openal/Audio.cpp

@@ -23,6 +23,8 @@
 
 #include "sound/Decoder.h"
 
+#include <cstdlib>
+
 namespace love
 {
 namespace audio
@@ -34,9 +36,16 @@ Audio::PoolThread::PoolThread(Pool *pool)
 	: pool(pool)
 	, finish(false)
 {
+	mutex = thread::newMutex();
 }
 
-void Audio::PoolThread::main()
+Audio::PoolThread::~PoolThread()
+{
+	delete mutex;
+}
+
+
+void Audio::PoolThread::threadFunction()
 {
 	while (true)
 	{
@@ -59,7 +68,6 @@ void Audio::PoolThread::setFinish()
 	finish = true;
 }
 
-
 Audio::Audio() : distanceModel(DISTANCE_INVERSE_CLAMPED)
 {
 	// Passing zero for default device.

src/modules/audio/openal/Audio.h

@@ -109,7 +109,7 @@ private:
 	// The Pool.
 	Pool *pool;
 
-	class PoolThread: public thread::ThreadBase
+	class PoolThread: public thread::Threadable
 	{
 	protected:
 		Pool *pool;
@@ -120,13 +120,13 @@ private:
 		volatile bool finish;
 
 		// finish lock
-		thread::Mutex mutex;
-
-		virtual void main();
+		thread::Mutex *mutex;
 
 	public:
 		PoolThread(Pool *pool);
+		~PoolThread();
 		void setFinish();
+		void threadFunction();
 	};
 
 	PoolThread *poolThread;

src/modules/audio/openal/Pool.cpp

@@ -35,7 +35,7 @@ Pool::Pool()
 	alGenSources(NUM_SOURCES, sources);
 
 	// Create the mutex.
-	mutex = new thread::Mutex();
+	mutex = thread::newMutex();
 
 	if (alGetError() != AL_NO_ERROR)
 		throw love::Exception("Could not generate sources.");