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diff --git a/src/Sockets/Semaphore.h b/src/Sockets/Semaphore.h
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+/**
+ **	\file Semaphore.h
+ **	\date  2007-04-13
+ **	\author grymse@alhem.net
+**/
+/*
+Copyright (C) 2007  Anders Hedstrom
+
+This program 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.
+
+This program 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 more 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+*/
+#ifndef _SOCKETS_Semaphore_H
+#define _SOCKETS_Semaphore_H
+
+#include "sockets-config.h"
+#include <pthread.h>
+#ifdef MACOSX
+#include <sys/semaphore.h>
+#else
+#include <semaphore.h>
+#endif
+
+
+#ifdef SOCKETS_NAMESPACE
+namespace SOCKETS_NAMESPACE {
+#endif
+
+
+/** pthread semaphore wrapper.
+	\ingroup threading */
+class Semaphore
+{
+public:
+	Semaphore();
+	Semaphore(unsigned int start_val);
+	~Semaphore();
+
+	int Post();
+	int Wait();
+	int TryWait();
+	int GetValue(int&);
+
+private:
+	Semaphore(const Semaphore& ) {} // copy constructor
+	Semaphore& operator=(const Semaphore& ) { return *this; } // assignment operator
+	sem_t m_sem;
+};
+
+
+
+
+#ifdef SOCKETS_NAMESPACE
+} // namespace SOCKETS_NAMESPACE {
+#endif
+#endif // _SOCKETS_Semaphore_H
+