diff options
Diffstat (limited to '3rdParty/Boost/src/boost/proto/detail/or_n.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/proto/detail/or_n.hpp | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/proto/detail/or_n.hpp b/3rdParty/Boost/src/boost/proto/detail/or_n.hpp new file mode 100644 index 0000000..514cd72 --- /dev/null +++ b/3rdParty/Boost/src/boost/proto/detail/or_n.hpp @@ -0,0 +1,59 @@ +#if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES) + + #include <boost/proto/detail/preprocessed/or_n.hpp> + +#elif !defined(BOOST_PP_IS_ITERATING) + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(preserve: 2, line: 0, output: "preprocessed/or_n.hpp") + #endif + + /////////////////////////////////////////////////////////////////////////////// + /// \file or_n.hpp + /// Definitions of or_N + // + // Copyright 2008 Eric Niebler. 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) + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(preserve: 1) + #endif + + #define BOOST_PP_ITERATION_PARAMS_1 \ + (3, (2, BOOST_PROTO_MAX_LOGICAL_ARITY, <boost/proto/detail/or_n.hpp>)) + #include BOOST_PP_ITERATE() + + #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES) + #pragma wave option(output: null) + #endif + +#else // BOOST_PP_IS_ITERATING + + #define N BOOST_PP_ITERATION() + + template<bool B, typename Expr, typename BasicExpr, BOOST_PP_ENUM_PARAMS(N, typename G)> + struct BOOST_PP_CAT(or_, N) + #if 2 == N + : mpl::bool_<matches_<Expr, BasicExpr, typename G1::proto_grammar>::value> + { + typedef G1 which; + }; + #else + : BOOST_PP_CAT(or_, BOOST_PP_DEC(N))< + matches_<Expr, BasicExpr, typename G1::proto_grammar>::value + , Expr, BasicExpr, BOOST_PP_ENUM_SHIFTED_PARAMS(N, G) + > + {}; + #endif + + template<typename Expr, typename BasicExpr BOOST_PP_ENUM_TRAILING_PARAMS(N, typename G)> + struct BOOST_PP_CAT(or_, N)<true, Expr, BasicExpr, BOOST_PP_ENUM_PARAMS(N, G)> + : mpl::true_ + { + typedef G0 which; + }; + + #undef N + +#endif |