make_time

# File lib/time.rb, line 192
    def make_time(date, year, yday, mon, day, hour, min, sec, sec_fraction, zone, now)
      if !year && !yday && !mon && !day && !hour && !min && !sec && !sec_fraction
        raise ArgumentError, "no time information in #{date.inspect}"
      end

      off = nil
      if year || now
        off_year = year || now.year
        off = zone_offset(zone, off_year) if zone
      end

      if yday
        unless (1..366) === yday
          raise ArgumentError, "yday #{yday} out of range"
        end
        mon, day = (yday-1).divmod(31)
        mon += 1
        day += 1
        t = make_time(date, year, nil, mon, day, hour, min, sec, sec_fraction, zone, now)
        diff = yday - t.yday
        return t if diff.zero?
        day += diff
        if day > 28 and day > (mday = month_days(off_year, mon))
          if (mon += 1) > 12
            raise ArgumentError, "yday #{yday} out of range"
          end
          day -= mday
        end
        return make_time(date, year, nil, mon, day, hour, min, sec, sec_fraction, zone, now)
      end

      if now and now.respond_to?(:getlocal)
        if off
          now = now.getlocal(off) if now.utc_offset != off
        else
          now = now.getlocal
        end
      end

      usec = nil
      usec = sec_fraction * 1000000 if sec_fraction

      if now
        begin
          break if year; year = now.year
          break if mon; mon = now.mon
          break if day; day = now.day
          break if hour; hour = now.hour
          break if min; min = now.min
          break if sec; sec = now.sec
          break if sec_fraction; usec = now.tv_usec
        end until true
      end

      year ||= 1970
      mon ||= 1
      day ||= 1
      hour ||= 0
      min ||= 0
      sec ||= 0
      usec ||= 0

      if year != off_year
        off = nil
        off = zone_offset(zone, year) if zone
      end

      if off
        year, mon, day, hour, min, sec =
          apply_offset(year, mon, day, hour, min, sec, off)
        t = self.utc(year, mon, day, hour, min, sec, usec)
        force_zone!(t, zone, off)
        t
      else
        self.local(year, mon, day, hour, min, sec, usec)
      end
    end