Mercurial > hg > vamp-build-and-test
diff DEPENDENCIES/generic/include/boost/xpressive/detail/static/compile.hpp @ 16:2665513ce2d3
Add boost headers
author | Chris Cannam |
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date | Tue, 05 Aug 2014 11:11:38 +0100 |
parents | |
children | c530137014c0 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DEPENDENCIES/generic/include/boost/xpressive/detail/static/compile.hpp Tue Aug 05 11:11:38 2014 +0100 @@ -0,0 +1,104 @@ +/////////////////////////////////////////////////////////////////////////////// +// compile.hpp +// +// 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) + +#ifndef BOOST_XPRESSIVE_DETAIL_STATIC_COMPILE_HPP_EAN_10_04_2005 +#define BOOST_XPRESSIVE_DETAIL_STATIC_COMPILE_HPP_EAN_10_04_2005 + +// MS compatible compilers support #pragma once +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +#include <boost/mpl/bool.hpp> +#include <boost/iterator/iterator_traits.hpp> +#include <boost/proto/core.hpp> +#include <boost/xpressive/regex_traits.hpp> +#include <boost/xpressive/detail/core/regex_impl.hpp> +#include <boost/xpressive/detail/core/linker.hpp> +#include <boost/xpressive/detail/core/optimize.hpp> +#include <boost/xpressive/detail/core/adaptor.hpp> +#include <boost/xpressive/detail/core/matcher/end_matcher.hpp> +#include <boost/xpressive/detail/static/static.hpp> +#include <boost/xpressive/detail/static/visitor.hpp> +#include <boost/xpressive/detail/static/grammar.hpp> + +namespace boost { namespace xpressive { namespace detail +{ + + /////////////////////////////////////////////////////////////////////////////// + // static_compile_impl2 + template<typename Xpr, typename BidiIter, typename Traits> + void static_compile_impl2(Xpr const &xpr, shared_ptr<regex_impl<BidiIter> > const &impl, Traits const &tr) + { + typedef typename iterator_value<BidiIter>::type char_type; + impl->tracking_clear(); + impl->traits_ = new traits_holder<Traits>(tr); + + // "compile" the regex and wrap it in an xpression_adaptor. + typedef xpression_visitor<BidiIter, mpl::false_, Traits> visitor_type; + visitor_type visitor(tr, impl); + intrusive_ptr<matchable_ex<BidiIter> const> adxpr = make_adaptor<matchable_ex<BidiIter> >( + typename Grammar<char_type>::template impl<Xpr const &, end_xpression, visitor_type &>()( + xpr + , end_xpression() + , visitor + ) + ); + + // Link and optimize the regex + common_compile(adxpr, *impl, visitor.traits()); + + // References changed, update dependencies. + impl->tracking_update(); + } + + /////////////////////////////////////////////////////////////////////////////// + // pattern for imbued regexes. + struct XpressiveLocaleModifier + : proto::binary_expr< + modifier_tag + , proto::terminal<locale_modifier<proto::_> > + , proto::_ + > + {}; + + /////////////////////////////////////////////////////////////////////////////// + // static_compile_impl1 + template<typename Xpr, typename BidiIter> + typename disable_if<proto::matches<Xpr, XpressiveLocaleModifier> >::type + static_compile_impl1(Xpr const &xpr, shared_ptr<regex_impl<BidiIter> > const &impl) + { + // use default traits + typedef typename iterator_value<BidiIter>::type char_type; + typedef typename default_regex_traits<char_type>::type traits_type; + traits_type tr; + static_compile_impl2(xpr, impl, tr); + } + + /////////////////////////////////////////////////////////////////////////////// + // static_compile_impl1 + template<typename Xpr, typename BidiIter> + typename enable_if<proto::matches<Xpr, XpressiveLocaleModifier> >::type + static_compile_impl1(Xpr const &xpr, shared_ptr<regex_impl<BidiIter> > const &impl) + { + // use specified traits + typedef typename proto::result_of::value<typename proto::result_of::left<Xpr>::type>::type::locale_type locale_type; + typedef typename regex_traits_type<locale_type, BidiIter>::type traits_type; + static_compile_impl2(proto::right(xpr), impl, traits_type(proto::value(proto::left(xpr)).getloc())); + } + + /////////////////////////////////////////////////////////////////////////////// + // static_compile + template<typename Xpr, typename BidiIter> + void static_compile(Xpr const &xpr, shared_ptr<regex_impl<BidiIter> > const &impl) + { + static_compile_impl1(xpr, impl); + } + +}}} // namespace boost::xpressive::detail + +#endif