page	, 132
	title	PL/M Application Exit Code
	subttl	Copyright (c) 2011-2012,2018-2020, the ACME Software Deli

; ============================================================================
;   This program 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
;
;   Permission to use for any purpose, modify, copy, and make enhancements
;   and derivative works of the software is granted if attribution is given to
;   R.M. Gillmore, dba the ACME Software Deli, as the author
;
;   While the ACME Software Deli does not work for money, there is nonetheless a
;   a significant amount of work involved.  The ACME Software Deli maintains the
;   rights to all code written, though it may be used and distributed as long as
;   the following conditions are maintained.
;
;   1.  The copyright statement at the top of each code block is maintained in
;       your distribution.
;   2.  You do not identify yourself as the ACME Software Deli
;   3.  Any changes made to the software are sent to the ACME Software Deli
; ============================================================================
	page

	name	exitFunction
	.186
; --------------------------------------------------------------------------------
; Function:	exit
;
; Close the application, and return to the Operating System (DOS, in this case)
; The status code is presented to the OS as part of this function
; --------------------------------------------------------------------------------

DOS		equ	21h
EXITFunction	equ	04ch

CR		equ	0dh
LF		equ	0ah

plmLibrary_Code	segment	public	'Code'
ifndef SMALL
	db	'@(#)exit.a86      $Author: rmgillmore $ $Date:: 2025-05-04 19:35:39#$:', 0
endif

	plmLibrary_CGroup	group	plmLibrary_Code

	assume	cs:plmLibrary_CGroup

exitFrame	Struc
	OldFrame	Dw	?
	RtnAddr		Dd	?
	exitNum		Dw	?
exitFrame	Ends

	public	exit

exit	proc	far
	push	Bp
	mov	Bp, Sp
	mov	Ax, [Bp].exitNum
	mov	Ah, EXITFunction	; there is no return from here
	int	DOS
	pop	Bp
	ret
exit	endp

plmLibrary_Code	ends
	end