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annotate DEPENDENCIES/generic/include/boost/preprocessor/seq/cat.hpp @ 133:4acb5d8d80b6 tip

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Don't fail environmental check if README.md exists (but .txt and no-suffix don't)
author Chris Cannam
date Tue, 30 Jul 2019 12:25:44 +0100
parents 2665513ce2d3
children
rev   line source
Chris@16 1 # /* **************************************************************************
Chris@16 2 # * *
Chris@16 3 # * (C) Copyright Paul Mensonides 2002.
Chris@16 4 # * Distributed under the Boost Software License, Version 1.0. (See
Chris@16 5 # * accompanying file LICENSE_1_0.txt or copy at
Chris@16 6 # * http://www.boost.org/LICENSE_1_0.txt)
Chris@16 7 # * *
Chris@16 8 # ************************************************************************** */
Chris@16 9 #
Chris@16 10 # /* See http://www.boost.org for most recent version. */
Chris@16 11 #
Chris@16 12 # ifndef BOOST_PREPROCESSOR_SEQ_CAT_HPP
Chris@16 13 # define BOOST_PREPROCESSOR_SEQ_CAT_HPP
Chris@16 14 #
Chris@16 15 # include <boost/preprocessor/arithmetic/dec.hpp>
Chris@16 16 # include <boost/preprocessor/config/config.hpp>
Chris@16 17 # include <boost/preprocessor/control/if.hpp>
Chris@16 18 # include <boost/preprocessor/seq/fold_left.hpp>
Chris@16 19 # include <boost/preprocessor/seq/seq.hpp>
Chris@16 20 # include <boost/preprocessor/seq/size.hpp>
Chris@16 21 # include <boost/preprocessor/tuple/eat.hpp>
Chris@16 22 #
Chris@16 23 # /* BOOST_PP_SEQ_CAT */
Chris@16 24 #
Chris@16 25 # define BOOST_PP_SEQ_CAT(seq) \
Chris@16 26 BOOST_PP_IF( \
Chris@16 27 BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq)), \
Chris@16 28 BOOST_PP_SEQ_CAT_I, \
Chris@16 29 BOOST_PP_SEQ_HEAD \
Chris@16 30 )(seq) \
Chris@16 31 /**/
Chris@16 32 # 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))
Chris@16 33 #
Chris@16 34 # define BOOST_PP_SEQ_CAT_O(s, st, elem) BOOST_PP_SEQ_CAT_O_I(st, elem)
Chris@16 35 # define BOOST_PP_SEQ_CAT_O_I(a, b) a ## b
Chris@16 36 #
Chris@16 37 # /* BOOST_PP_SEQ_CAT_S */
Chris@16 38 #
Chris@16 39 # define BOOST_PP_SEQ_CAT_S(s, seq) \
Chris@16 40 BOOST_PP_IF( \
Chris@16 41 BOOST_PP_DEC(BOOST_PP_SEQ_SIZE(seq)), \
Chris@16 42 BOOST_PP_SEQ_CAT_S_I_A, \
Chris@16 43 BOOST_PP_SEQ_CAT_S_I_B \
Chris@16 44 )(s, seq) \
Chris@16 45 /**/
Chris@16 46 # define BOOST_PP_SEQ_CAT_S_I_A(s, seq) BOOST_PP_SEQ_FOLD_LEFT_ ## s(BOOST_PP_SEQ_CAT_O, BOOST_PP_SEQ_HEAD(seq), BOOST_PP_SEQ_TAIL(seq))
Chris@16 47 # define BOOST_PP_SEQ_CAT_S_I_B(s, seq) BOOST_PP_SEQ_HEAD(seq)
Chris@16 48 #
Chris@16 49 # endif