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diff --git a/src/threading/mutex.h b/src/threading/mutex.h
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+++ b/src/threading/mutex.h
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+/*
+This file is a part of the JThread package, which contains some object-
+oriented thread wrappers for different thread implementations.
+
+Copyright (c) 2000-2006  Jori Liesenborgs (jori.liesenborgs@gmail.com)
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+DEALINGS IN THE SOFTWARE.
+*/
+
+#ifndef THREADING_MUTEX_H
+#define THREADING_MUTEX_H
+
+// Windows std::mutex is much slower than the critical section API
+#if __cplusplus >= 201103L && !defined(_WIN32)
+	#include <mutex>
+	using Mutex = std::mutex;
+	using RecursiveMutex = std::recursive_mutex;
+#else
+
+#ifdef _WIN32
+	#ifndef _WIN32_WINNT
+		#define _WIN32_WINNT 0x0501
+	#endif
+	#ifndef WIN32_LEAN_AND_MEAN
+		#define WIN32_LEAN_AND_MEAN
+	#endif
+	#include <windows.h>
+#else // pthread
+	#include <pthread.h>
+#endif
+
+#include "util/basic_macros.h"
+
+class Mutex
+{
+public:
+	Mutex();
+	~Mutex();
+	void lock();
+	void unlock();
+
+protected:
+	Mutex(bool recursive);
+	void init_mutex(bool recursive);
+private:
+#ifdef _WIN32
+	CRITICAL_SECTION mutex;
+#else // pthread
+	pthread_mutex_t mutex;
+#endif
+
+	DISABLE_CLASS_COPY(Mutex);
+};
+
+class RecursiveMutex : public Mutex
+{
+public:
+	RecursiveMutex();
+
+	DISABLE_CLASS_COPY(RecursiveMutex);
+};
+
+#endif  // C++11
+
+#endif