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_TRANSFORM_HPP
15# define BOOST_PREPROCESSOR_LIST_TRANSFORM_HPP
16#
17# include <boost/preprocessor/config/config.hpp>
18# include <boost/preprocessor/list/fold_right.hpp>
19# include <boost/preprocessor/tuple/elem.hpp>
20# include <boost/preprocessor/tuple/rem.hpp>
21#
22# /* BOOST_PP_LIST_TRANSFORM */
23#
24# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
25# define BOOST_PP_LIST_TRANSFORM(op, data, list) BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_LIST_FOLD_RIGHT(BOOST_PP_LIST_TRANSFORM_O, (op, data, BOOST_PP_NIL), list))
26# else
27# define BOOST_PP_LIST_TRANSFORM(op, data, list) BOOST_PP_LIST_TRANSFORM_I(op, data, list)
28# define BOOST_PP_LIST_TRANSFORM_I(op, data, list) BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_LIST_FOLD_RIGHT(BOOST_PP_LIST_TRANSFORM_O, (op, data, BOOST_PP_NIL), list))
29# endif
30#
31# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
32# define BOOST_PP_LIST_TRANSFORM_O(d, odr, elem) BOOST_PP_LIST_TRANSFORM_O_D(d, BOOST_PP_TUPLE_ELEM(3, 0, odr), BOOST_PP_TUPLE_ELEM(3, 1, odr), BOOST_PP_TUPLE_ELEM(3, 2, odr), elem)
33# else
34# define BOOST_PP_LIST_TRANSFORM_O(d, odr, elem) BOOST_PP_LIST_TRANSFORM_O_I(d, BOOST_PP_TUPLE_REM_3 odr, elem)
35# define BOOST_PP_LIST_TRANSFORM_O_I(d, im, elem) BOOST_PP_LIST_TRANSFORM_O_D(d, im, elem)
36# endif
37#
38# define BOOST_PP_LIST_TRANSFORM_O_D(d, op, data, res, elem) (op, data, (op(d, data, elem), res))
39#
40# /* BOOST_PP_LIST_TRANSFORM_D */
41#
42# if ~BOOST_PP_CONFIG_FLAGS() & BOOST_PP_CONFIG_EDG()
43# define BOOST_PP_LIST_TRANSFORM_D(d, op, data, list) BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_LIST_FOLD_RIGHT_ ## d(BOOST_PP_LIST_TRANSFORM_O, (op, data, BOOST_PP_NIL), list))
44# else
45# define BOOST_PP_LIST_TRANSFORM_D(d, op, data, list) BOOST_PP_LIST_TRANSFORM_D_I(d, op, data, list)
46# define BOOST_PP_LIST_TRANSFORM_D_I(d, op, data, list) BOOST_PP_TUPLE_ELEM(3, 2, BOOST_PP_LIST_FOLD_RIGHT_ ## d(BOOST_PP_LIST_TRANSFORM_O, (op, data, BOOST_PP_NIL), list))
47# endif
48#
49# endif
50

source code of boost/boost/preprocessor/list/transform.hpp