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wholestr.def
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1996-08-29
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DEFINITION MODULE WholeStr;
(* Whole-number/string conversions *)
IMPORT
ConvTypes;
TYPE
ConvResults = ConvTypes.ConvResults;
(* strAllRight, strOutOfRange, strWrongFormat, strEmpty *)
(*
* the string form of a signed whole number is
* ["+" | "-"], decimal digit, {decimal digit}
*)
PROCEDURE StrToInt (str: ARRAY OF CHAR; VAR int: INTEGER; VAR res: ConvResults);
(*
* Ignores any leading spaces in str. If the subsequent characters in str are in the
* format of a signed whole number, assigns a corresponding value to int. Assigns a
* value indicating the format of str to res.
*)
PROCEDURE IntToStr (int: INTEGER; VAR str: ARRAY OF CHAR);
(*
* Converts the value of int to string form and copies the possibly truncated
* result to str.
*)
(*
* the string form of an unsigned whole number is
* decimal digit, {decimal digit}
*)
PROCEDURE StrToCard (str: ARRAY OF CHAR; VAR card: CARDINAL; VAR res: ConvResults);
(*
* Ignores any leading spaces in str. If the subsequent characters in str are in the
* format of an unsigned whole number, assigns a corresponding value to card.
* Assigns a value indicating the format of str to res.
*)
PROCEDURE CardToStr (card: CARDINAL; VAR str: ARRAY OF CHAR);
(*
* Converts the value of card to string form and copies the possibly truncated
* result to str.
*)
END WholeStr.