| // Boost.Units - A C++ library for zero-overhead dimensional analysis and |
| // unit/quantity manipulation and conversion |
| // |
| // Copyright (C) 2003-2008 Matthias Christian Schabel |
| // Copyright (C) 2008 Steven Watanabe |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See |
| // accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| |
| #ifndef BOOST_UNITS_DETAIL_PUSH_FRONT_IF_HPP |
| #define BOOST_UNITS_DETAIL_PUSH_FRONT_IF_HPP |
| |
| namespace boost { |
| |
| namespace units { |
| |
| template<class T, class Next> |
| struct list; |
| |
| namespace detail { |
| |
| template<bool> |
| struct push_front_if; |
| |
| template<> |
| struct push_front_if<true> { |
| template<class L, class T> |
| struct apply { |
| typedef list<T, L> type; |
| }; |
| }; |
| |
| template<> |
| struct push_front_if<false> { |
| template<class L, class T> |
| struct apply { |
| typedef L type; |
| }; |
| }; |
| |
| } |
| |
| } |
| |
| } |
| |
| #endif |