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diff --git a/include/distortos/internal/synchronization/SemaphoreTryWaitFunctor.hpp b/include/distortos/internal/synchronization/SemaphoreTryWaitFunctor.hpp
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+++ b/include/distortos/internal/synchronization/SemaphoreTryWaitFunctor.hpp
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+/**
+ * \file
+ * \brief SemaphoreTryWaitFunctor class header
+ *
+ * \author Copyright (C) 2014-2015 Kamil Szczygiel http://www.distortec.com http://www.freddiechopin.info
+ *
+ * \par License
+ * This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not
+ * distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#ifndef INCLUDE_DISTORTOS_INTERNAL_SYNCHRONIZATION_SEMAPHORETRYWAITFUNCTOR_HPP_
+#define INCLUDE_DISTORTOS_INTERNAL_SYNCHRONIZATION_SEMAPHORETRYWAITFUNCTOR_HPP_
+
+#include "distortos/internal/synchronization/SemaphoreFunctor.hpp"
+
+namespace distortos
+{
+
+namespace internal
+{
+
+/// SemaphoreTryWaitFunctor class is a SemaphoreFunctor which calls Semaphore::tryWait()
+class SemaphoreTryWaitFunctor : public SemaphoreFunctor
+{
+public:
+
+	/**
+	 * \brief Calls Semaphore::tryWait()
+	 *
+	 * \param [in] semaphore is a reference to Semaphore object for which Semaphore::tryWait() will be called
+	 *
+	 * \return value returned by Semaphore::tryWait()
+	 */
+
+	int operator()(Semaphore& semaphore) const override;
+};
+
+}	// namespace internal
+
+}	// namespace distortos
+
+#endif	// INCLUDE_DISTORTOS_INTERNAL_SYNCHRONIZATION_SEMAPHORETRYWAITFUNCTOR_HPP_