trying out distortos

1 files changed, 89 insertions, 0 deletions

diff --git a/include/distortos/internal/synchronization/BoundQueueFunctor.hpp b/include/distortos/internal/synchronization/BoundQueueFunctor.hpp
new file mode 100644
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+++ b/include/distortos/internal/synchronization/BoundQueueFunctor.hpp
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+/**
+ * \file
+ * \brief BoundQueueFunctor class header
+ *
+ * \author Copyright (C) 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_BOUNDQUEUEFUNCTOR_HPP_
+#define INCLUDE_DISTORTOS_INTERNAL_SYNCHRONIZATION_BOUNDQUEUEFUNCTOR_HPP_
+
+#include "distortos/internal/synchronization/QueueFunctor.hpp"
+
+#include <utility>
+
+namespace distortos
+{
+
+namespace internal
+{
+
+/**
+ * \brief BoundQueueFunctor is a type-erased QueueFunctor which calls its bound functor to execute actions on queue's
+ * storage
+ *
+ * \tparam F is the type of bound functor, it will be called with <em>void*</em> as only argument
+ */
+
+template<typename F>
+class BoundQueueFunctor : public QueueFunctor
+{
+public:
+
+	/**
+	 * \brief BoundQueueFunctor's constructor
+	 *
+	 * \param [in] boundFunctor is a rvalue reference to bound functor which will be used to move-construct internal
+	 * bound functor
+	 */
+
+	constexpr explicit BoundQueueFunctor(F&& boundFunctor) :
+			boundFunctor_{std::move(boundFunctor)}
+	{
+
+	}
+
+	/**
+	 * \brief Calls the bound functor which will execute some action on queue's storage (like copy-constructing,
+	 * swapping, destroying, emplacing, ...)
+	 *
+	 * \param [in,out] storage is a pointer to storage with/for element
+	 */
+
+	void operator()(void* const storage) const override
+	{
+		boundFunctor_(storage);
+	}
+
+private:
+
+	/// bound functor
+	F boundFunctor_;
+};
+
+/**
+ * \brief Helper factory function to make BoundQueueFunctor object with deduced template arguments
+ *
+ * \tparam F is the type of bound functor, it will be called with <em>void*</em> as only argument
+ *
+ * \param [in] boundFunctor is a rvalue reference to bound functor which will be used to move-construct internal bound
+ * functor
+ *
+ * \return BoundQueueFunctor object with deduced template arguments
+ */
+
+template<typename F>
+constexpr BoundQueueFunctor<F> makeBoundQueueFunctor(F&& boundFunctor)
+{
+	return BoundQueueFunctor<F>{std::move(boundFunctor)};
+}
+
+}	// namespace internal
+
+}	// namespace distortos
+
+#endif	// INCLUDE_DISTORTOS_INTERNAL_SYNCHRONIZATION_BOUNDQUEUEFUNCTOR_HPP_