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Modula Definition | 1994-09-22 | 1.5 KB | 56 lines |
- DEFINITION MODULE Excard;
-
- (* Definitionsmodul Excard Version 1.0 *
- * Copyright: K. Hartlage, Pr.Stroehen 194, 4993 Rahden *
- * Berechnung (Ex-)tra langer (Card-)inalzahlen; *
- * Verbesserungen, Berichtigungen und eigene Anwendungen bitte an die *
- * obige Adresse senden *)
-
- FROM SYSTEM IMPORT ADDRESS;
-
- CONST ExCardLen = 416;
- ExCardDigits = 2000; (* Anzahl Zeichen *)
-
- TYPE ExCard = RECORD
- length:CARDINAL;
- (* Laenge der Zahl *)
- number:ARRAY [0..ExCardLen-1] OF CARDINAL;
- (* eigentliche Darstellung der Zahl *)
- END;
- (* a=0 genau dann wenn a.length=1 a.number[0]=0;
- a=1 genau dann wenn a.length=1 a.number[0]=1 usw. *)
-
- PROCEDURE Def(VAR a : ExCard; b : ADDRESS);
-
- PROCEDURE CardToExCard(VAR a : ExCard; b : CARDINAL);
-
- PROCEDURE ExEqual(VAR a,b : ExCard) : BOOLEAN;
-
- PROCEDURE ExLess(VAR a,b : ExCard) : BOOLEAN;
-
- PROCEDURE ExOdd(VAR a : ExCard) : BOOLEAN;
-
- PROCEDURE ExInc(VAR a : ExCard);
-
- PROCEDURE ExDec(VAR a : ExCard);
-
- PROCEDURE ExAdd(VAR sum,a,b : ExCard);
-
- PROCEDURE ExSub(VAR diff,a,b: ExCard);
-
- PROCEDURE ExShl(VAR a : ExCard);
-
- PROCEDURE ExShr(VAR a : ExCard):BOOLEAN;
-
- PROCEDURE ExMul(VAR prod,a,b :ExCard);
-
- PROCEDURE ExDiv(VAR quot,a,b :ExCard);
-
- PROCEDURE ExMod(VAR rest,a,b :ExCard);
-
- PROCEDURE ExRead(VAR a : ExCard);
-
- PROCEDURE ExWrite( a : ExCard);
-
- END Excard.
-