Chris@16: // Boost.Units - A C++ library for zero-overhead dimensional analysis and 
Chris@16: // unit/quantity manipulation and conversion
Chris@16: //
Chris@16: // Copyright (C) 2003-2008 Matthias Christian Schabel
Chris@16: // Copyright (C) 2007-2008 Steven Watanabe
Chris@16: //
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See
Chris@16: // accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: #ifndef BOOST_UNITS_REDUCE_UNIT_HPP_INCLUDED
Chris@16: #define BOOST_UNITS_REDUCE_UNIT_HPP_INCLUDED
Chris@16: 
Chris@16: /// \file
Chris@16: /// \brief Returns a unique type for every unit.
Chris@16: 
Chris@16: namespace boost {
Chris@16: namespace units {
Chris@16: 
Chris@16: #ifdef BOOST_UNITS_DOXYGEN
Chris@16: 
Chris@16: /// Returns a unique type for every unit.
Chris@16: template<class Unit>
Chris@16: struct reduce_unit {
Chris@16:     typedef detail::unspecified type;
Chris@16: };
Chris@16: 
Chris@16: #else
Chris@16: 
Chris@16: // default implementation: return Unit unchanged.
Chris@16: template<class Unit>
Chris@16: struct reduce_unit {
Chris@16:     typedef Unit type;
Chris@16: };
Chris@16: 
Chris@16: #endif
Chris@16: 
Chris@16: }
Chris@16: }
Chris@16: 
Chris@16: #endif