
(********************************************************************)
(*                                                                  *)
(*  clock.sd7     Displays a digital clock                          *)
(*  Copyright (C) 1992, 1993, 1994, 2004  Thomas Mertes             *)
(*                                                                  *)
(*  This program is free software; you can redistribute it and/or   *)
(*  modify it under the terms of the GNU General Public License as  *)
(*  published by the Free Software Foundation; either version 2 of  *)
(*  the License, or (at your option) any later version.             *)
(*                                                                  *)
(*  This program is distributed in the hope that it will be useful, *)
(*  but WITHOUT ANY WARRANTY; without even the implied warranty of  *)
(*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the   *)
(*  GNU General Public License for more details.                    *)
(*                                                                  *)
(*  You should have received a copy of the GNU General Public       *)
(*  License along with this program; if not, write to the           *)
(*  Free Software Foundation, Inc., 51 Franklin Street,             *)
(*  Fifth Floor, Boston, MA  02110-1301, USA.                       *)
(*                                                                  *)
(********************************************************************)


$ include "seed7_05.s7i";
  include "stdio.s7i";
  include "time.s7i";
  include "duration.s7i";
  include "keybd.s7i";

const proc: main is func
  local
    var time: next_time is time.value;
  begin
    writeln;
    next_time := truncToSecond(time(NOW));
    write(next_time <& " \r");
    while not keypressed(KEYBOARD) do
      next_time +:= 1 . SECONDS;
      await(next_time);
      write(next_time <& " \r");
      flush(OUT);
    end while;
    writeln;
    writeln;
  end func;
