1 2 #ifndef BOOST_MPL_MIN_MAX_HPP_INCLUDED 3 #define BOOST_MPL_MIN_MAX_HPP_INCLUDED 4 5 // Copyright Aleksey Gurtovoy 2000-2008 6 // 7 // Distributed under the Boost Software License, Version 1.0. 8 // (See accompanying file LICENSE_1_0.txt or copy at 9 // http://www.boost.org/LICENSE_1_0.txt) 10 // 11 // See http://www.boost.org/libs/mpl for documentation. 12 13 // $Id$ 14 // $Date$ 15 // $Revision$ 16 17 #include <boost/mpl/less.hpp> 18 #include <boost/mpl/if.hpp> 19 #include <boost/mpl/aux_/na_spec.hpp> 20 21 namespace boost { namespace mpl { 22 23 template< 24 typename BOOST_MPL_AUX_NA_PARAM(N1) 25 , typename BOOST_MPL_AUX_NA_PARAM(N2) 26 > 27 struct min 28 : if_< less<N1,N2>,N1,N2 > 29 { 30 }; 31 32 template< 33 typename BOOST_MPL_AUX_NA_PARAM(N1) 34 , typename BOOST_MPL_AUX_NA_PARAM(N2) 35 > 36 struct max 37 : if_< less<N1,N2>,N2,N1 > 38 { 39 }; 40 41 BOOST_MPL_AUX_NA_SPEC(2, min) 42 BOOST_MPL_AUX_NA_SPEC(2, max) 43 44 }} 45 46 #endif // BOOST_MPL_MIN_MAX_HPP_INCLUDED 47