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Err.def
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1991-08-10
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(*======================================================================*)
(* Oberon Compiler support routines -- Errors *)
(*======================================================================*)
(* Version: 1.00 Author: Dennis Brueni *)
(* Date: 04-29-91 Changes: Original *)
(*======================================================================*)
(* This module contains all the error messages which can be reported *)
(* due to problems discovered by the compiler while compiling source. *)
(*======================================================================*)
DEFINITION MODULE Err;
(*----------------------------------------------------------------------*)
(* An enumerated type for all error message names. *)
(*----------------------------------------------------------------------*)
TYPE Names = ( TokTooLong, StrNotEnded, ComNotEnded, IFail,
MissStr, MissMacRP, MissMacArg, IDNotMacro,
BadPPStmt, FlagReDefined, FlagUnDefined,
DefXPctdID, UnDefXPctdID, UnBalParens, IllFactor,
MissAtElse, MissAtEnd, MissThen, MissIfEnd,
MacXPctdID, TooMany, ArgNotEnded, MacNotEnded
);
CONST IOError = 05; (* fatal error return codes *)
NoMemory = 10;
Errors = 15;
BadParams = 20;
(*----------------------------------------------------------------------*)
(* MESSAGE Handles the print and formatting of all those friendly *)
(* error messages we all so like getting. *)
(*----------------------------------------------------------------------*)
PROCEDURE Message(Err: Names);
(*----------------------------------------------------------------------*)
(* FATAL Handles Fatal errors, which there is no return from. *)
(* Sets the CLI-Return code appropriately if possible. *)
(* There's no returning from this one. *)
(*----------------------------------------------------------------------*)
PROCEDURE Fatal(Err: INTEGER);
(*----------------------------------------------------------------------*)
(* How many errors were there? *)
(*----------------------------------------------------------------------*)
VAR ErrorCount: CARDINAL;
LineNum: CARDINAL;
(*----------------------------------------------------------------------*)
(* LASTMESSAGE Reports how many errors there were reported. *)
(*----------------------------------------------------------------------*)
PROCEDURE LastMessage;
END Err.