1# /* Copyright (C) 2001
2# * Housemarque Oy
3# * http://www.housemarque.com
4# *
5# * Distributed under the Boost Software License, Version 1.0. (See
6# * accompanying file LICENSE_1_0.txt or copy at
7# * http://www.boost.org/LICENSE_1_0.txt)
8# */
9#
10# /* Revised by Paul Mensonides (2002) */
11#
12# /* See http://www.boost.org for most recent version. */
13#
14# ifndef BOOST_PREPROCESSOR_LIST_APPEND_HPP
15# define BOOST_PREPROCESSOR_LIST_APPEND_HPP
16#
17# include <boost/preprocessor/config/config.hpp>
18# include <boost/preprocessor/list/fold_right.hpp>
19#
20# /* BOOST_PP_LIST_APPEND */
21#
22# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
23# define BOOST_PP_LIST_APPEND(a, b) BOOST_PP_LIST_FOLD_RIGHT(BOOST_PP_LIST_APPEND_O, b, a)
24# else
25# define BOOST_PP_LIST_APPEND(a, b) BOOST_PP_LIST_APPEND_I(a, b)
26# define BOOST_PP_LIST_APPEND_I(a, b) BOOST_PP_LIST_FOLD_RIGHT(BOOST_PP_LIST_APPEND_O, b, a)
27# endif
28#
29# define BOOST_PP_LIST_APPEND_O(d, s, x) (x, s)
30#
31# /* BOOST_PP_LIST_APPEND_D */
32#
33# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
34# define BOOST_PP_LIST_APPEND_D(d, a, b) BOOST_PP_LIST_FOLD_RIGHT_ ## d(BOOST_PP_LIST_APPEND_O, b, a)
35# else
36# define BOOST_PP_LIST_APPEND_D(d, a, b) BOOST_PP_LIST_APPEND_D_I(d, a, b)
37# define BOOST_PP_LIST_APPEND_D_I(d, a, b) BOOST_PP_LIST_FOLD_RIGHT_ ## d(BOOST_PP_LIST_APPEND_O, b, a)
38# endif
39#
40# endif
41