epoc32/include/stdapis/boost/preprocessor/cat.hpp
branchSymbian2
changeset 3 e1b950c65cb4
parent 2 2fe1408b6811
child 4 837f303aceeb
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/stdapis/boost/preprocessor/cat.hpp	Wed Mar 31 12:27:01 2010 +0100
     1.3 @@ -0,0 +1,48 @@
     1.4 +# /* **************************************************************************
     1.5 +#  *                                                                          *
     1.6 +#  *     (C) Copyright Paul Mensonides 2002.
     1.7 +#  *     Distributed under the Boost Software License, Version 1.0. (See
     1.8 +#  *     accompanying file LICENSE_1_0.txt or copy at
     1.9 +#  *     http://www.boost.org/LICENSE_1_0.txt)
    1.10 +#  *                                                                          *
    1.11 +#  ************************************************************************** */
    1.12 +#
    1.13 +# /* See http://www.boost.org for most recent version. */
    1.14 +#
    1.15 +# ifndef BOOST_PREPROCESSOR_SEQ_CAT_HPP
    1.16 +# define BOOST_PREPROCESSOR_SEQ_CAT_HPP
    1.17 +#
    1.18 +# include <boost/preprocessor/arithmetic/dec.hpp>
    1.19 +# include <boost/preprocessor/config/config.hpp>
    1.20 +# include <boost/preprocessor/control/if.hpp>
    1.21 +# include <boost/preprocessor/seq/fold_left.hpp>
    1.22 +# include <boost/preprocessor/seq/seq.hpp>
    1.23 +# include <boost/preprocessor/seq/size.hpp>
    1.24 +# include <boost/preprocessor/tuple/eat.hpp>
    1.25 +#
    1.26 +# /* BOOST_PP_SEQ_CAT */
    1.27 +#
    1.28 +# define BOOST_PP_SEQ_CAT(seq) \
    1.29 +    BOOST_PP_IF( \
    1.30 +        BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq)), \
    1.31 +        BOOST_PP_SEQ_CAT_I, \
    1.32 +        BOOST_PP_SEQ_HEAD(seq) BOOST_PP_TUPLE_EAT_1 \
    1.33 +    )(seq) \
    1.34 +    /**/
    1.35 +# define BOOST_PP_SEQ_CAT_I(seq) BOOST_PP_SEQ_FOLD_LEFT(BOOST_PP_SEQ_CAT_O, BOOST_PP_SEQ_HEAD(seq), BOOST_PP_SEQ_TAIL(seq))
    1.36 +#
    1.37 +# define BOOST_PP_SEQ_CAT_O(s, st, elem) BOOST_PP_SEQ_CAT_O_I(st, elem)
    1.38 +# define BOOST_PP_SEQ_CAT_O_I(a, b) a ## b
    1.39 +#
    1.40 +# /* BOOST_PP_SEQ_CAT_S */
    1.41 +#
    1.42 +# define BOOST_PP_SEQ_CAT_S(s, seq) \
    1.43 +    BOOST_PP_IF( \
    1.44 +        BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq)), \
    1.45 +        BOOST_PP_SEQ_CAT_S_I, \
    1.46 +        BOOST_PP_SEQ_HEAD(seq) BOOST_PP_TUPLE_EAT_2 \
    1.47 +    )(s, seq) \
    1.48 +    /**/
    1.49 +# define BOOST_PP_SEQ_CAT_S_I(s, seq) BOOST_PP_SEQ_FOLD_LEFT_ ## s(BOOST_PP_SEQ_CAT_O, BOOST_PP_SEQ_HEAD(seq), BOOST_PP_SEQ_TAIL(seq))
    1.50 +#
    1.51 +# endif