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SPACE 1
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SPACE - Library 1 - Volume 1.iso
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356
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defs
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terminal.def
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1992-03-11
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DEFINITION MODULE Terminal;
(* Direct to the terminal I/O for performance. *)
(*
* Copyright (c) 1985, 1986 by
* Djavaheri Bros., Foster City, California.
* All Rights Reserved.
*
* This software is furnished under a license and may be used and copied
* only in accordance with the terms of such license and with the
* inclusion of the above copyright notice. This software or any other
* copies thereof may not be provided or otherwise made available to any
* other person. No title to and ownership of the software is herby
* transferred.
*
* The information in this software is subject to change without notice
* and should not be construed as a commitment by Djavaheri Bros. No
* warranty is implied or expressed.
*
* SCCID = "1.2 10/8/86";
*)
EXPORT QUALIFIED
ReadChar, ReadString, CondRead, Read,
WriteChar, WriteString, WriteLn, Write,
WriteErrorString, ReadLn, EOL;
(* Following routines not yet implemented.
They need to be clearly defined as they are very hardware dependant.
NumRows, NumCols, GotoRowCol,
EraseScreen, EraseToEOL, EraseToEOS;
*)
PROCEDURE ReadChar ( VAR ch : CHAR ); (* Read with echo *)
PROCEDURE Read ( VAR ch : CHAR ); (* Read with echo *)
PROCEDURE ReadLn;
PROCEDURE ReadString ( VAR str : ARRAY OF CHAR ); (* until EOL or EOS *)
PROCEDURE CondRead ( VAR ch : CHAR; (* Read next char, no wait *)
VAR success : BOOLEAN ); (* false if no char avail. *)
PROCEDURE WriteChar ( ch : CHAR );
PROCEDURE Write ( ch : CHAR );
PROCEDURE WriteString ( VAR str : ARRAY OF CHAR );
PROCEDURE WriteLn; (* writln (from Pascal) *)
PROCEDURE WriteErrorString ( VAR str : ARRAY OF CHAR ); (* Write errors *)
PROCEDURE EOL() : BOOLEAN;
END Terminal.