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# * See http://www.boost.org for most recent version.
10# */
11#
12# /* Revised by Paul Mensonides (2002) */
13#
14# ifndef BOOST_PREPROCESSOR_LIST_ADT_HPP
15# define BOOST_PREPROCESSOR_LIST_ADT_HPP
16#
17# include <boost/preprocessor/config/config.hpp>
18# include <boost/preprocessor/detail/is_binary.hpp>
19# include <boost/preprocessor/logical/compl.hpp>
20# include <boost/preprocessor/tuple/eat.hpp>
21#
22# /* BOOST_PP_LIST_CONS */
23#
24# define BOOST_PP_LIST_CONS(head, tail) (head, tail)
25#
26# /* BOOST_PP_LIST_NIL */
27#
28# define BOOST_PP_LIST_NIL BOOST_PP_NIL
29#
30# /* BOOST_PP_LIST_FIRST */
31#
32# define BOOST_PP_LIST_FIRST(list) BOOST_PP_LIST_FIRST_D(list)
33#
34# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
35# define BOOST_PP_LIST_FIRST_D(list) BOOST_PP_LIST_FIRST_I list
36# else
37# define BOOST_PP_LIST_FIRST_D(list) BOOST_PP_LIST_FIRST_I ## list
38# endif
39#
40# define BOOST_PP_LIST_FIRST_I(head, tail) head
41#
42# /* BOOST_PP_LIST_REST */
43#
44# define BOOST_PP_LIST_REST(list) BOOST_PP_LIST_REST_D(list)
45#
46# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_MWCC()
47# define BOOST_PP_LIST_REST_D(list) BOOST_PP_LIST_REST_I list
48# else
49# define BOOST_PP_LIST_REST_D(list) BOOST_PP_LIST_REST_I ## list
50# endif
51#
52# define BOOST_PP_LIST_REST_I(head, tail) tail
53#
54# /* BOOST_PP_LIST_IS_CONS */
55#
56# if BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_BCC()
57# define BOOST_PP_LIST_IS_CONS(list) BOOST_PP_LIST_IS_CONS_D(list)
58# define BOOST_PP_LIST_IS_CONS_D(list) BOOST_PP_LIST_IS_CONS_ ## list
59# define BOOST_PP_LIST_IS_CONS_(head, tail) 1
60# define BOOST_PP_LIST_IS_CONS_BOOST_PP_NIL 0
61# else
62# define BOOST_PP_LIST_IS_CONS(list) BOOST_PP_IS_BINARY(list)
63# endif
64#
65# /* BOOST_PP_LIST_IS_NIL */
66#
67# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_BCC()
68# define BOOST_PP_LIST_IS_NIL(list) BOOST_PP_COMPL(BOOST_PP_IS_BINARY(list))
69# else
70# define BOOST_PP_LIST_IS_NIL(list) BOOST_PP_COMPL(BOOST_PP_LIST_IS_CONS(list))
71# endif
72#
73# endif
74