Andrey Semashev

22.04.2007

The header contains implementation of basic facilities used in auto-generated filters, including base class for filters.

namespace boost {
  namespace log {
    namespace filters {
      struct filter_base;
      template<typename T> struct is_filter;
      template<typename CharT, typename DerivedT> struct basic_filter;

      template<typename CharT, typename T> class flt_wrap;
      template<typename FltT> class flt_negation;
      template<typename LeftT, typename RightT> class flt_and;
      template<typename LeftT, typename RightT> class flt_or;
      template<typename CharT, typename FunT> 
        flt_wrap< CharT, FunT > wrap(FunT const &);
      template<typename CharT, typename FltT> 
        flt_negation< FltT > operator!(basic_filter< CharT, FltT > const &);
      template<typename CharT, typename LeftT, typename RightT> 
        flt_and< LeftT, RightT > 
        operator&&(basic_filter< CharT, LeftT > const &, 
                   basic_filter< CharT, RightT > const &);
      template<typename CharT, typename LeftT, typename RightT> 
        flt_or< LeftT, RightT > 
        operator||(basic_filter< CharT, LeftT > const &, 
                   basic_filter< CharT, RightT > const &);
    }
  }
}