75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
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#ifndef BOOST_METAPARSE_V1_CPP98_IMPL_UPDATE_C_HPP
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#define BOOST_METAPARSE_V1_CPP98_IMPL_UPDATE_C_HPP
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// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/metaparse/v1/cpp98/fwd/string.hpp>
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#include <boost/preprocessor/arithmetic/dec.hpp>
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#include <boost/preprocessor/arithmetic/inc.hpp>
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#include <boost/preprocessor/cat.hpp>
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#include <boost/preprocessor/punctuation/comma_if.hpp>
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#include <boost/preprocessor/repetition/enum_params.hpp>
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#include <boost/preprocessor/repetition/repeat.hpp>
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#include <boost/preprocessor/repetition/repeat_from_to.hpp>
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namespace boost
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{
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namespace metaparse
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{
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namespace v1
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{
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namespace impl
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{
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template <class S, int N, int C>
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struct update_c;
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#ifdef BOOST_METAPARSE_ARGN
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# error BOOST_METAPARSE_ARGN already defined
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#endif
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#define BOOST_METAPARSE_ARGN(z, n, unused) , BOOST_PP_CAT(C, n)
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#ifdef BOOST_METAPARSE_UPDATE
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# error BOOST_METAPARSE_UPDATE already defined
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#endif
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#define BOOST_METAPARSE_UPDATE(z, n, unused) \
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template < \
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BOOST_PP_ENUM_PARAMS(BOOST_METAPARSE_LIMIT_STRING_SIZE, int C), \
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int Ch \
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> \
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struct update_c< \
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string<BOOST_PP_ENUM_PARAMS(BOOST_METAPARSE_LIMIT_STRING_SIZE, C)>,\
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n, \
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Ch \
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> : \
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string< \
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BOOST_PP_ENUM_PARAMS(n, C) BOOST_PP_COMMA_IF(n) \
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Ch \
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BOOST_PP_REPEAT_FROM_TO( \
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BOOST_PP_INC(n), \
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BOOST_PP_DEC(BOOST_METAPARSE_LIMIT_STRING_SIZE), \
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BOOST_METAPARSE_ARGN, \
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~ \
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) \
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> \
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{};
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BOOST_PP_REPEAT(
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BOOST_METAPARSE_LIMIT_STRING_SIZE,
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BOOST_METAPARSE_UPDATE,
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~
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)
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#undef BOOST_METAPARSE_UPDATE
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#undef BOOST_METAPARSE_ARGN
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}
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}
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}
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}
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#endif
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