37 lines
1.1 KiB
Plaintext
37 lines
1.1 KiB
Plaintext
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// Copyright David Abrahams 2002.
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// Distributed under the Boost Software License, Version 1.0. (See
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// 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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#ifndef CV_CATEGORY_DWA200222_HPP
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# define CV_CATEGORY_DWA200222_HPP
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# include <boost/type_traits/cv_traits.hpp>
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namespace boost { namespace python { namespace detail {
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template <bool is_const_, bool is_volatile_>
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struct cv_tag
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{
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BOOST_STATIC_CONSTANT(bool, is_const = is_const_);
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BOOST_STATIC_CONSTANT(bool, is_volatile = is_volatile_);
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};
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typedef cv_tag<false,false> cv_unqualified;
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typedef cv_tag<true,false> const_;
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typedef cv_tag<false,true> volatile_;
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typedef cv_tag<true,true> const_volatile_;
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template <class T>
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struct cv_category
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{
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// BOOST_STATIC_CONSTANT(bool, c = is_const<T>::value);
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// BOOST_STATIC_CONSTANT(bool, v = is_volatile<T>::value);
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typedef cv_tag<
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::boost::is_const<T>::value
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, ::boost::is_volatile<T>::value
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> type;
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};
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}}} // namespace boost::python::detail
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#endif // CV_CATEGORY_DWA200222_HPP
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