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annotate DEPENDENCIES/generic/include/boost/proto/detail/or_n.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 #if !defined(BOOST_PROTO_DONT_USE_PREPROCESSED_FILES)
Chris@16 2
Chris@16 3 #include <boost/proto/detail/preprocessed/or_n.hpp>
Chris@16 4
Chris@16 5 #elif !defined(BOOST_PP_IS_ITERATING)
Chris@16 6
Chris@16 7 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
Chris@16 8 #pragma wave option(preserve: 2, line: 0, output: "preprocessed/or_n.hpp")
Chris@16 9 #endif
Chris@16 10
Chris@16 11 ///////////////////////////////////////////////////////////////////////////////
Chris@16 12 /// \file or_n.hpp
Chris@16 13 /// Definitions of or_N
Chris@16 14 //
Chris@16 15 // Copyright 2008 Eric Niebler. Distributed under the Boost
Chris@16 16 // Software License, Version 1.0. (See accompanying file
Chris@16 17 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
Chris@16 18
Chris@16 19 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
Chris@16 20 #pragma wave option(preserve: 1)
Chris@16 21 #endif
Chris@16 22
Chris@16 23 #define BOOST_PP_ITERATION_PARAMS_1 \
Chris@16 24 (3, (2, BOOST_PROTO_MAX_LOGICAL_ARITY, <boost/proto/detail/or_n.hpp>))
Chris@16 25 #include BOOST_PP_ITERATE()
Chris@16 26
Chris@16 27 #if defined(__WAVE__) && defined(BOOST_PROTO_CREATE_PREPROCESSED_FILES)
Chris@16 28 #pragma wave option(output: null)
Chris@16 29 #endif
Chris@16 30
Chris@16 31 #else // BOOST_PP_IS_ITERATING
Chris@16 32
Chris@16 33 #define N BOOST_PP_ITERATION()
Chris@16 34
Chris@16 35 template<bool B, typename Expr, typename BasicExpr, BOOST_PP_ENUM_PARAMS(N, typename G)>
Chris@16 36 struct BOOST_PP_CAT(or_, N)
Chris@16 37 #if 2 == N
Chris@16 38 : mpl::bool_<matches_<Expr, BasicExpr, typename G1::proto_grammar>::value>
Chris@16 39 {
Chris@16 40 typedef G1 which;
Chris@16 41 };
Chris@16 42 #else
Chris@16 43 : BOOST_PP_CAT(or_, BOOST_PP_DEC(N))<
Chris@16 44 matches_<Expr, BasicExpr, typename G1::proto_grammar>::value
Chris@16 45 , Expr, BasicExpr, BOOST_PP_ENUM_SHIFTED_PARAMS(N, G)
Chris@16 46 >
Chris@16 47 {};
Chris@16 48 #endif
Chris@16 49
Chris@16 50 template<typename Expr, typename BasicExpr BOOST_PP_ENUM_TRAILING_PARAMS(N, typename G)>
Chris@16 51 struct BOOST_PP_CAT(or_, N)<true, Expr, BasicExpr, BOOST_PP_ENUM_PARAMS(N, G)>
Chris@16 52 : mpl::true_
Chris@16 53 {
Chris@16 54 typedef G0 which;
Chris@16 55 };
Chris@16 56
Chris@16 57 #undef N
Chris@16 58
Chris@16 59 #endif