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Diffstat (limited to 'boost/metaparse/v1/cpp98/impl/update_c.hpp')
-rw-r--r-- | boost/metaparse/v1/cpp98/impl/update_c.hpp | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/boost/metaparse/v1/cpp98/impl/update_c.hpp b/boost/metaparse/v1/cpp98/impl/update_c.hpp new file mode 100644 index 0000000000..367f79dc35 --- /dev/null +++ b/boost/metaparse/v1/cpp98/impl/update_c.hpp @@ -0,0 +1,74 @@ +#ifndef BOOST_METAPARSE_V1_CPP98_IMPL_UPDATE_C_HPP +#define BOOST_METAPARSE_V1_CPP98_IMPL_UPDATE_C_HPP + +// Copyright Abel Sinkovics (abel@sinkovics.hu) 2013. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#include <boost/metaparse/v1/cpp98/fwd/string.hpp> + +#include <boost/preprocessor/arithmetic/dec.hpp> +#include <boost/preprocessor/arithmetic/inc.hpp> +#include <boost/preprocessor/cat.hpp> +#include <boost/preprocessor/punctuation/comma_if.hpp> +#include <boost/preprocessor/repetition/enum_params.hpp> +#include <boost/preprocessor/repetition/repeat.hpp> +#include <boost/preprocessor/repetition/repeat_from_to.hpp> + +namespace boost +{ + namespace metaparse + { + namespace v1 + { + namespace impl + { + template <class S, int N, int C> + struct update_c; + + #ifdef BOOST_METAPARSE_ARGN + # error BOOST_METAPARSE_ARGN already defined + #endif + #define BOOST_METAPARSE_ARGN(z, n, unused) , BOOST_PP_CAT(C, n) + + #ifdef BOOST_METAPARSE_UPDATE + # error BOOST_METAPARSE_UPDATE already defined + #endif + #define BOOST_METAPARSE_UPDATE(z, n, unused) \ + template < \ + BOOST_PP_ENUM_PARAMS(BOOST_METAPARSE_LIMIT_STRING_SIZE, int C), \ + int Ch \ + > \ + struct update_c< \ + string<BOOST_PP_ENUM_PARAMS(BOOST_METAPARSE_LIMIT_STRING_SIZE, C)>,\ + n, \ + Ch \ + > : \ + string< \ + BOOST_PP_ENUM_PARAMS(n, C) BOOST_PP_COMMA_IF(n) \ + Ch \ + BOOST_PP_REPEAT_FROM_TO( \ + BOOST_PP_INC(n), \ + BOOST_PP_DEC(BOOST_METAPARSE_LIMIT_STRING_SIZE), \ + BOOST_METAPARSE_ARGN, \ + ~ \ + ) \ + > \ + {}; + + BOOST_PP_REPEAT( + BOOST_METAPARSE_LIMIT_STRING_SIZE, + BOOST_METAPARSE_UPDATE, + ~ + ) + + #undef BOOST_METAPARSE_UPDATE + #undef BOOST_METAPARSE_ARGN + } + } + } +} + +#endif + |