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author | Remko Tronçon <git@el-tramo.be> | 2009-06-01 08:48:42 (GMT) |
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committer | Remko Tronçon <git@el-tramo.be> | 2009-06-01 09:24:28 (GMT) |
commit | 2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch) | |
tree | d46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/regex/v4/iterator_category.hpp | |
download | swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.zip swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.tar.bz2 |
Import.
Diffstat (limited to '3rdParty/Boost/boost/regex/v4/iterator_category.hpp')
-rw-r--r-- | 3rdParty/Boost/boost/regex/v4/iterator_category.hpp | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/3rdParty/Boost/boost/regex/v4/iterator_category.hpp b/3rdParty/Boost/boost/regex/v4/iterator_category.hpp new file mode 100644 index 0000000..20870a0 --- /dev/null +++ b/3rdParty/Boost/boost/regex/v4/iterator_category.hpp @@ -0,0 +1,87 @@ +/* + * + * Copyright (c) 2002 + * John Maddock + * + * Use, modification and distribution are subject to 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) + * + */ + + /* + * LOCATION: see http://www.boost.org for most recent version. + * FILE regex_match.hpp + * VERSION see <boost/version.hpp> + * DESCRIPTION: Iterator traits for selecting an iterator type as + * an integral constant expression. + */ + + +#ifndef BOOST_REGEX_ITERATOR_CATEGORY_HPP +#define BOOST_REGEX_ITERATOR_CATEGORY_HPP + +#include <iterator> +#include <boost/type_traits/is_convertible.hpp> +#include <boost/type_traits/is_pointer.hpp> + +namespace boost{ +namespace detail{ + +template <class I> +struct is_random_imp +{ +private: + typedef typename std::iterator_traits<I>::iterator_category cat; +public: + BOOST_STATIC_CONSTANT(bool, value = (::boost::is_convertible<cat*, std::random_access_iterator_tag*>::value)); +}; + +template <class I> +struct is_random_pointer_imp +{ + BOOST_STATIC_CONSTANT(bool, value = true); +}; + +template <bool is_pointer_type> +struct is_random_imp_selector +{ + template <class I> + struct rebind + { + typedef is_random_imp<I> type; + }; +}; + +template <> +struct is_random_imp_selector<true> +{ + template <class I> + struct rebind + { + typedef is_random_pointer_imp<I> type; + }; +}; + +} + +template <class I> +struct is_random_access_iterator +{ +private: + typedef detail::is_random_imp_selector< ::boost::is_pointer<I>::value> selector; + typedef typename selector::template rebind<I> bound_type; + typedef typename bound_type::type answer; +public: + BOOST_STATIC_CONSTANT(bool, value = answer::value); +}; + +#ifndef BOOST_NO_INCLASS_MEMBER_INITIALIZATION +template <class I> +const bool is_random_access_iterator<I>::value; +#endif + +} + +#endif + |