(* Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc. *)
(* This file is part of GNU Modula-2.

GNU Modula-2 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, or (at your option) any later
version.

GNU Modula-2 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 gm2; see the file COPYING.  If not, write to the Free Software
Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *)

MODULE testfloat4 ;

(*
   ToThePower10 - returns a LONGREAL containing the value of v * 10^power.
*)

PROCEDURE ToThePower10 (v: LONGREAL; power: CARDINAL) : LONGREAL;
VAR 
   i: CARDINAL;
BEGIN
   i := 0 ;
   WHILE i<power DO
      v := v * 10.0 ;
      INC(i)
   END ;
   RETURN( v )
END ToThePower10 ;

VAR
   x: LONGREAL ;
   NonTruncedDigits: CARDINAL ;
   i               : CARDINAL ;
BEGIN
   i := 99999 ;
   WHILE x/ToThePower10(1.0, NonTruncedDigits) >= LFLOAT(i) DO
      INC(NonTruncedDigits)
   END
END testfloat4.