types.hpp
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types.hpp
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	/*******************************************************************************
	*
	* File: types.hpp
	*
	* Contents: Facility for type-related things
	*
	* Copyright 2016
	*
	* Author: David Juhasz (david.juhasz@tuwien.ac.at)
	*
	******************************************************************************/

	#ifndef ROSA_SUPPORT_TYPES_HPP
	#define ROSA_SUPPORT_TYPES_HPP

	#include <cstdint>

	namespace rosa {

	// A value of type [u]int8_t is treated as a character when being put to an
	// output stream, which can result in invisible characters being printed. To
	// avoid that, such a value needs to be casted to a wider type. It can be done
	// by using the following template to find a target type to cast our value to.
	// NOTE: There is a preprocessor macro below which can be used instead of the
	// tedious typename stuff.
	template <typename T>
	struct PrintableType {
	typedef T type;
	};

	template <>
	struct PrintableType<uint8_t> {
	typedef unsigned int type;
	};

	template <>
	struct PrintableType<int8_t> {
	typedef int type;
	};

	#define PRINTABLE(T) typename PrintableType<T>::type

	} // End namespace rosa

	#endif // ROSA_SUPPORT_TYPES_HPP