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(* Copyright (C) 2015 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 3, 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 tinystate ;
PROCEDURE exit (r: INTEGER) ;
BEGIN
END exit ;
PROCEDURE abort ;
BEGIN
END abort ;
PROCEDURE ExecuteTerminationProcedures ;
BEGIN
END ExecuteTerminationProcedures ;
VAR
ExitValue,
exitcode : INTEGER ;
isHalting,
CallExit : BOOLEAN ;
BEGIN
IF exitcode#-1
THEN
CallExit := TRUE ;
ExitValue := exitcode
END ;
IF isHalting
THEN
(* double HALT found *)
exit(-1)
ELSE
isHalting := TRUE ;
ExecuteTerminationProcedures ;
END ;
IF CallExit
THEN
exit(ExitValue)
ELSE
abort
END
END tinystate.
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