X-Authentication-Warning: delorie.com: mailnull set sender to djgpp-bounces using -f
From: Charles Sandmann <sandmann AT clio DOT rice DOT edu>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: Has anybody successfully hooked int 0DH?
Date: Sun, 03 Mar 2002 20:59:03 CST
Organization: Rice University, Houston TX
Lines: 11
Message-ID: <3c82e2f7.sandmann@clio.rice.edu>
References: <b787def1cb4c7fd971ae21aba5a6634f DOT 62691 AT mygate DOT mailgate DOT org>
NNTP-Posting-Host: clio.rice.edu
X-Trace: joe.rice.edu 1015210919 7849 128.42.105.3 (4 Mar 2002 03:01:59 GMT)
X-Complaints-To: abuse AT rice DOT edu
NNTP-Posting-Date: 4 Mar 2002 03:01:59 GMT
X-NewsEditor: ED-1.5.9
To: djgpp AT delorie DOT com
DJ-Gateway: from newsgroup comp.os.msdos.djgpp
Reply-To: djgpp AT delorie DOT com

> In pure DOS mode (not a Windows DOS box), in real mode, I've tried
> writting int 0DH interrupt exception handlers, but when I put TSR in
> memory, the computer seems to ignore it.  Maybe you can only access it
> in PMode?  Has anybody successfully written an int 0DH exception handler
> with DJGPP?

It's not completely clear to me what you are trying to do.  The DJGPP 
library hooks exceptions into it's standard traceback handler.  

GPFs don't usually happen in real mode, so I'm not clear what a TSR does
for you either.