aux_/preprocessor/range.hpp

0001
0002 #ifndef BOOST_MPL_AUX_PREPROCESSOR_RANGE_HPP_INCLUDED
0003 #define BOOST_MPL_AUX_PREPROCESSOR_RANGE_HPP_INCLUDED
0004
0005 // Copyright Aleksey Gurtovoy 2002-2004
0006 //
0007 // Distributed under the Boost Software License, Version 1.0.
0008 // (See accompanying file LICENSE_1_0.txt or copy at
0009 // http://www.boost.org/LICENSE_1_0.txt)
0010 //
0011 // See http://www.boost.org/libs/mpl for documentation.
0012
0013 // $Id$
0014 // $Date$
0015 // $Revision$
0016
0017 #include <boost/preprocessor/seq/subseq.hpp>
0018 #include <boost/preprocessor/repetition/repeat.hpp>
0019 #include <boost/preprocessor/arithmetic/add.hpp>
0020
0021 #define BOOST_MPL_PP_RANGE_ITEM(z,n,_) (n)
0022
0023 #define BOOST_MPL_PP_RANGE(first, length) \
0024     BOOST_PP_SEQ_SUBSEQ( \
0025         BOOST_PP_REPEAT(BOOST_PP_ADD(first,length), BOOST_MPL_PP_RANGE_ITEM, _), \
0026         first, length \
0027     ) \
0028 /**/
0029
0030 #endif // BOOST_MPL_AUX_PREPROCESSOR_RANGE_HPP_INCLUDED