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include/boost/date_time/local_time/posix_time_zone.hpp  view on Meta::CPAN

      em = lexical_cast<unsigned short>(*it++);
      ew = lexical_cast<unsigned short>(*it++);
      ed = lexical_cast<unsigned short>(*it);

      dst_calc_rules_ = shared_ptr<dst_calc_rule>(
        new nth_kday_dst_rule(
          nth_last_dst_rule::start_rule(
            static_cast<nkday::week_num>(sw),sd,sm), 
          nth_last_dst_rule::start_rule(
            static_cast<nkday::week_num>(ew),ed,em) 
          )
      );
    }
    
    //! Julian day. Feb29 is never counted, even in leap years
    // expects range of 1-365
    void julian_no_leap(const std::string& s, const std::string& e){
      typedef gregorian::gregorian_calendar calendar;
      const unsigned short year = 2001; // Non-leap year
      unsigned short sm=1;
      int sd=0;
      sd = lexical_cast<int>(s.substr(1)); // skip 'J'
      while(sd >= calendar::end_of_month_day(year,sm)){
        sd -= calendar::end_of_month_day(year,sm++);
      }
      unsigned short em=1;
      int ed=0;
      ed = lexical_cast<int>(e.substr(1)); // skip 'J'
      while(ed > calendar::end_of_month_day(year,em)){
        ed -= calendar::end_of_month_day(year,em++);
      }

      dst_calc_rules_ = shared_ptr<dst_calc_rule>(
        new partial_date_dst_rule(
          partial_date_dst_rule::start_rule(
            sd, static_cast<date_time::months_of_year>(sm)), 
          partial_date_dst_rule::end_rule(
            ed, static_cast<date_time::months_of_year>(em)) 
          )
      );
    }

    //! Julian day. Feb29 is always counted, but exception thrown in non-leap years
    // expects range of 0-365
    void julian_day(const std::string& s, const std::string& e){
      int sd=0, ed=0;
      sd = lexical_cast<int>(s);
      ed = lexical_cast<int>(e);
      dst_calc_rules_ = shared_ptr<dst_calc_rule>(
        new partial_date_dst_rule(
          partial_date_dst_rule::start_rule(++sd),// args are 0-365
          partial_date_dst_rule::end_rule(++ed) // pd expects 1-366
          )
      );
    }

    //! helper function used when throwing exceptions
    static std::string td_as_string(const time_duration_type& td)
    {
      std::string s;
#if defined(USE_DATE_TIME_PRE_1_33_FACET_IO)
      s = posix_time::to_simple_string(td);
#else
      std::stringstream ss;
      ss << td;
      s = ss.str();
#endif
      return s;
    }
  };

} } // namespace boost::local_time


#endif // _DATE_TIME_POSIX_TIME_ZONE__