ceph/src/boost/libs/spirit/include/boost/spirit/home/classic/utility/impl/chset/basic_chset.hpp

   1 /*=============================================================================
   2     Copyright (c) 2001-2003 Joel de Guzman
   3     Copyright (c) 2001-2003 Daniel Nuffer
   4     http://spirit.sourceforge.net/
   5
   6   Distributed under the Boost Software License, Version 1.0. (See accompanying
   7   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   8 =============================================================================*/
   9 #ifndef BOOST_SPIRIT_BASIC_CHSET_HPP
  10 #define BOOST_SPIRIT_BASIC_CHSET_HPP
  11
  12 ///////////////////////////////////////////////////////////////////////////////
  13 #include <bitset>
  14 #include <climits>
  15 #include <boost/spirit/home/classic/utility/impl/chset/range_run.hpp>
  16 #include <boost/spirit/home/classic/namespace.hpp>
  17
  18 namespace boost { namespace spirit {
  19
  20 BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
  21
  22     ///////////////////////////////////////////////////////////////////////////
  23     //
  24     //  basic_chset: basic character set implementation using range_run
  25     //
  26     ///////////////////////////////////////////////////////////////////////////
  27     template <typename CharT>
  28     class basic_chset
  29     {
  30     public:
  31                             basic_chset();
  32                             basic_chset(basic_chset const& arg_);
  33
  34         bool                test(CharT v) const;
  35         void                set(CharT from, CharT to);
  36         void                set(CharT c);
  37         void                clear(CharT from, CharT to);
  38         void                clear(CharT c);
  39         void                clear();
  40
  41         void                inverse();
  42         void                swap(basic_chset& x);
  43
  44         basic_chset&        operator|=(basic_chset const& x);
  45         basic_chset&        operator&=(basic_chset const& x);
  46         basic_chset&        operator-=(basic_chset const& x);
  47         basic_chset&        operator^=(basic_chset const& x);
  48
  49         private: utility::impl::range_run<CharT> rr;
  50     };
  51
  52     #if (CHAR_BIT == 8)
  53
  54     ///////////////////////////////////////////////////////////////////////////
  55     //
  56     //  basic_chset: specializations for 8 bit chars using std::bitset
  57     //
  58     ///////////////////////////////////////////////////////////////////////////
  59     template <typename CharT>
  60     class basic_chset_8bit {
  61
  62     public:
  63                             basic_chset_8bit();
  64                             basic_chset_8bit(basic_chset_8bit const& arg_);
  65
  66         bool                test(CharT v) const;
  67         void                set(CharT from, CharT to);
  68         void                set(CharT c);
  69         void                clear(CharT from, CharT to);
  70         void                clear(CharT c);
  71         void                clear();
  72
  73         void                inverse();
  74         void                swap(basic_chset_8bit& x);
  75
  76         basic_chset_8bit&   operator|=(basic_chset_8bit const& x);
  77         basic_chset_8bit&   operator&=(basic_chset_8bit const& x);
  78         basic_chset_8bit&   operator-=(basic_chset_8bit const& x);
  79         basic_chset_8bit&   operator^=(basic_chset_8bit const& x);
  80
  81         private: std::bitset<256> bset;
  82     };
  83
  84     /////////////////////////////////
  85     template <>
  86     class basic_chset<char>
  87     : public basic_chset_8bit<char> {};
  88
  89     /////////////////////////////////
  90     template <>
  91     class basic_chset<signed char>
  92     : public basic_chset_8bit<signed char> {};
  93
  94     /////////////////////////////////
  95     template <>
  96     class basic_chset<unsigned char>
  97     : public basic_chset_8bit<unsigned char> {};
  98
  99 #endif
 100
 101 BOOST_SPIRIT_CLASSIC_NAMESPACE_END
 102
 103 }} // namespace BOOST_SPIRIT_CLASSIC_NS
 104
 105 #endif
 106
 107 #include <boost/spirit/home/classic/utility/impl/chset/basic_chset.ipp>