# /* ************************************************************************** # * * # * (C) Copyright Paul Mensonides 2002. Permission to copy, use, * # * modify, sell, and distribute this software is granted provided * # * this copyright notice appears in all copies. This software is * # * provided "as is" without express or implied warranty, and with * # * no claim at to its suitability for any purpose. * # * * # ************************************************************************** */ # # /* See http://www.boost.org for most recent version. */ # # ifndef BOOST_PREPROCESSOR_SEQ_FIRST_N_HPP # define BOOST_PREPROCESSOR_SEQ_FIRST_N_HPP # # include # include # include # include # include # # /* BOOST_PP_SEQ_FIRST_N */ # # if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG() # define BOOST_PP_SEQ_FIRST_N(n, seq) BOOST_PP_IF(n, BOOST_PP_TUPLE_ELEM, BOOST_PP_TUPLE_EAT_3)(2, 0, BOOST_PP_SEQ_SPLIT(n, seq)) # else # define BOOST_PP_SEQ_FIRST_N(n, seq) BOOST_PP_SEQ_FIRST_N_I(n, seq) # define BOOST_PP_SEQ_FIRST_N_I(n, seq) BOOST_PP_IF(n, BOOST_PP_TUPLE_ELEM, BOOST_PP_TUPLE_EAT_3)(2, 0, BOOST_PP_SEQ_SPLIT(n, seq)) # endif # # endif