Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: utzoo!watmath!clyde!rutgers!mit-eddie!bu-cs!bucsb.bu.edu!madd
From: madd@bucsb.bu.edu.UUCP
Newsgroups: comp.sys.ibm.pc
Subject: Re: Interrupt handlers on the AT, need help
Message-ID: <757@bucsb.bu.edu.UUCP>
Date: Sat, 21-Feb-87 12:17:41 EST
Article-I.D.: bucsb.757
Posted: Sat Feb 21 12:17:41 1987
Date-Received: Sun, 22-Feb-87 01:55:06 EST
References: <2142@pur-phy.UUCP>
Reply-To: madd@bucsb.bu.edu.UUCP (Jim "Jack" Frost)
Organization: ODO (Organization for the Disorganization of Organization)
Lines: 29

In article <2142@pur-phy.UUCP> dub@pur-phy.UUCP (Dwight) writes:
>*** 
>
>	I would like to be able to use a hardware interrupt
>(like IRQ5) to signal our IBM PC-AT to perform an
>interrupt handling routine
[...]
>	My problem is how to correctly write the interrupt
>handling routine in Micorsoft C (latest version).  
>I have been able to redirect the interrupt call to my 
>handler function and even get the handler to work.  Alas, 
>returning from the handler is deadly.
>	Is there anyone out thar who has written some
>software to handle interrupts already that can help
>me out?
>	Reply via e-mail please.
>

I'm interested in anything anyone knows about handling interrupts in
just about any language except BASIC.  Specifically, I need info on
the COM interrupts -- what needs to be done to get a routine to handle
I/O through COM interrupts?  Help?

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
                   - Jim Frost * The Madd Hacker -
UUCP:  ..!harvard!bu-cs!bucsb!madd | ARPANET: madd@bucsb.bu.edu
CSNET: madd%bucsb@bu-cs            | BITNET:  cscc71c@bostonu
-------------------------------+---+------------------------------------
"Oh beer, oh beer." -- Me      |      [=(BEER) <- Bud the Beer (cheers!)