Path: utzoo!utgpu!water!watmath!clyde!att!ihnp4!cbmvax!jesup
From: jesup@cbmvax.UUCP (Randell Jesup)
Newsgroups: comp.sys.amiga
Subject: Re: Using Software Interrupts for Menu Handling
Message-ID: <4080@cbmvax.UUCP>
Date: 22 Jun 88 16:35:27 GMT
References: <8806212054.AA00815@cory.Berkeley.EDU>
Reply-To: jesup@cbmvax.UUCP (Randell Jesup)
Organization: Commodore Technology, West Chester, PA
Lines: 12

In article <8806212054.AA00815@cory.Berkeley.EDU> dillon@CORY.BERKELEY.EDU (Matt Dillon) writes:
>	CLOSEing the file handle would probably crash the machine!  In
>fact, sending any DOS packet from a software interrupt might crash the 
>machine because DOS can only handle waiting for one response at a time
>(because it expects the returned packet to be the first msg on the port).

	Unless you install a pr_PacketWait handler....  However, I've never
heard of anyone doing this, though it should work.  Figuring out what
you should do will be the interesting part.  I wouldn't advise trying to
write such a beast in anything but asm.

Randell Jesup, Commodore Engineering {uunet|rutgers|ihnp4|allegra}!cbmvax!jesup