Added boost header

test/external/boost/xpressive/detail/utility/chset/basic_chset.hpp

@@ -0,0 +1,172 @@
+/*=============================================================================
+    Copyright (c) 2001-2003 Joel de Guzman
+    Copyright (c) 2001-2003 Daniel Nuffer
+    http://spirit.sourceforge.net/
+
+    Use, modification and distribution is 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)
+=============================================================================*/
+#ifndef BOOST_XPRESSIVE_SPIRIT_BASIC_CHSET_HPP_EAN_10_04_2005
+#define BOOST_XPRESSIVE_SPIRIT_BASIC_CHSET_HPP_EAN_10_04_2005
+
+///////////////////////////////////////////////////////////////////////////////
+#include <bitset>
+#include <boost/mpl/bool.hpp>
+#include <boost/xpressive/detail/utility/chset/range_run.ipp>
+
+namespace boost { namespace xpressive { namespace detail
+{
+
+///////////////////////////////////////////////////////////////////////////
+//
+//  basic_chset: basic character set implementation using range_run
+//
+///////////////////////////////////////////////////////////////////////////
+template<typename Char>
+struct basic_chset
+{
+    basic_chset();
+    basic_chset(basic_chset const &arg);
+
+    bool empty() const;
+    void set(Char from, Char to);
+    template<typename Traits>
+    void set(Char from, Char to, Traits const &tr);
+    void set(Char c);
+    template<typename Traits>
+    void set(Char c, Traits const &tr);
+
+    void clear(Char from, Char to);
+    template<typename Traits>
+    void clear(Char from, Char to, Traits const &tr);
+    void clear(Char c);
+    template<typename Traits>
+    void clear(Char c, Traits const &tr);
+    void clear();
+
+    template<typename Traits>
+    bool test(Char v, Traits const &tr, mpl::false_) const; // case-sensitive
+    template<typename Traits>
+    bool test(Char v, Traits const &tr, mpl::true_) const; // case-insensitive
+
+    void inverse();
+    void swap(basic_chset& x);
+
+    basic_chset &operator |=(basic_chset const &x);
+    basic_chset &operator &=(basic_chset const &x);
+    basic_chset &operator -=(basic_chset const &x);
+    basic_chset &operator ^=(basic_chset const &x);
+
+private:
+    range_run<Char> rr_;
+};
+
+#if(CHAR_BIT == 8)
+
+///////////////////////////////////////////////////////////////////////////
+//
+//  basic_chset: specializations for 8 bit chars using std::bitset
+//
+///////////////////////////////////////////////////////////////////////////
+template<typename Char>
+struct basic_chset_8bit
+{
+    basic_chset_8bit();
+    basic_chset_8bit(basic_chset_8bit const &arg);
+
+    bool empty() const;
+
+    void set(Char from, Char to);
+    template<typename Traits>
+    void set(Char from, Char to, Traits const &tr);
+    void set(Char c);
+    template<typename Traits>
+    void set(Char c, Traits const &tr);
+
+    void clear(Char from, Char to);
+    template<typename Traits>
+    void clear(Char from, Char to, Traits const &tr);
+    void clear(Char c);
+    template<typename Traits>
+    void clear(Char c, Traits const &tr);
+    void clear();
+
+    template<typename Traits>
+    bool test(Char v, Traits const &tr, mpl::false_) const; // case-sensitive
+    template<typename Traits>
+    bool test(Char v, Traits const &tr, mpl::true_) const; // case-insensitive
+
+    void inverse();
+    void swap(basic_chset_8bit& x);
+
+    basic_chset_8bit &operator |=(basic_chset_8bit const &x);
+    basic_chset_8bit &operator &=(basic_chset_8bit const &x);
+    basic_chset_8bit &operator -=(basic_chset_8bit const &x);
+    basic_chset_8bit &operator ^=(basic_chset_8bit const &x);
+
+    std::bitset<256> const &base() const;
+
+private:
+    std::bitset<256> bset_; // BUGBUG range-checking slows this down
+};
+
+/////////////////////////////////
+template<>
+struct basic_chset<char>
+  : basic_chset_8bit<char>
+{
+};
+
+/////////////////////////////////
+template<>
+struct basic_chset<signed char>
+  : basic_chset_8bit<signed char>
+{
+};
+
+/////////////////////////////////
+template<>
+struct basic_chset<unsigned char>
+  : basic_chset_8bit<unsigned char>
+{
+};
+
+#endif
+
+///////////////////////////////////////////////////////////////////////////////
+// is_narrow_char
+template<typename Char>
+struct is_narrow_char
+  : mpl::false_
+{};
+
+template<>
+struct is_narrow_char<char>
+  : mpl::true_
+{};
+
+template<>
+struct is_narrow_char<signed char>
+  : mpl::true_
+{};
+
+template<>
+struct is_narrow_char<unsigned char>
+  : mpl::true_
+{};
+
+///////////////////////////////////////////////////////////////////////////////
+// helpers
+template<typename Char, typename Traits>
+void set_char(basic_chset<Char> &chset, Char ch, Traits const &tr, bool icase);
+
+template<typename Char, typename Traits>
+void set_range(basic_chset<Char> &chset, Char from, Char to, Traits const &tr, bool icase);
+
+template<typename Char, typename Traits>
+void set_class(basic_chset<Char> &chset, typename Traits::char_class_type char_class, bool no, Traits const &tr);
+
+}}} // namespace boost::xpressive::detail
+
+#endif