Add Posix pthread mutex support.

Former-commit-id: 1a6c8002e3fc70e557f0798a1cc78c3d430b853a

src/Nazara/Core/Posix/MutexImpl.cpp

@@ -0,0 +1,32 @@
+// Copyright (C) 2012 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+#include <Nazara/Core/Win32/MutexImpl.hpp>
+#include <Nazara/Core/Debug.hpp>
+
+NzMutexImpl::NzMutexImpl()
+{
+    
+	pthread_mutex_init(&m_pmutex, NULL);
+}
+
+NzMutexImpl::~NzMutexImpl()
+{
+    pthread_mutex_
+}
+
+void NzMutexImpl::Lock()
+{
+	pthread_mutex_lock(&m_pmutex);
+}
+
+bool NzMutexImpl::TryLock()
+{
+    pthread_mutex_trylock(&m_pmutex) == 0;
+}
+
+void NzMutexImpl::Unlock()
+{
+	pthread_mutex_unlock(&m_pmutex);
+}

src/Nazara/Core/Posix/MutexImpl.hpp

@@ -0,0 +1,33 @@
+// Copyright (C) 2012 Jérôme Leclercq
+// This file is part of the "Nazara Engine - Core module"
+// For conditions of distribution and use, see copyright notice in Config.hpp
+
+/*
+    04/01/2012 : alexandre.janniaux@gmail.com
+    Add pthread mutex implementation
+*/
+
+#pragma once
+
+#ifndef NAZARA_MUTEXIMPL_HPP
+#define NAZARA_MUTEXIMPL_HPP
+
+#include <pthread.h>
+
+class NzMutexImpl
+{
+	friend class NzConditionVariableImpl;
+
+	public:
+		NzMutexImpl();
+		~NzMutexImpl();
+
+		void Lock();
+		bool TryLock();
+		void Unlock();
+
+	private:
+		pthread_mutex_t m_pmutex;
+};
+
+#endif // NAZARA_MUTEXIMPL_HPP