Date:	Mon, 22 Jul 2002 08:19:23 +0300 (IDT)
From:	Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
X-Sender:	eliz AT is
To:	djgpp-workers AT delorie DOT com
Subject:	Re: Emacs CVS and Windows NT 4
In-Reply-To:	<10207212337.AA24453@clio.rice.edu>
Message-ID:	<Pine.SUN.3.91.1020722081753.17391B-100000@is>
MIME-Version:	1.0
Reply-To:	djgpp-workers AT delorie DOT com
Errors-To:	nobody AT delorie DOT com
X-Mailing-List:	djgpp-workers AT delorie DOT com
X-Unsubscribes-To:	listserv AT delorie DOT com

On Sun, 21 Jul 2002 sandmann AT clio DOT rice DOT edu wrote:

> > > Does this version crash?  It disables the keyboard hooking.  This might
> > > be a long term fix.  But in the meantime, it seems that unixy sbrk under
> > > NT 4.0 is just badly broken, thanks to MS bugz
> > 
> > No, the new version doesn't crash. 
> 
> This confirms the problem is due to hardware interrupts during the sbrk().
> One fix might be to call the toggle around the actual resize in sbrk() -
> but this only fixes our hooks and not any the user might add.  If both
> the DPMI interupt disable call and CLI instruction don't stop interrupts 
> from being sent to the DPMI application on NT, I don't see how anything 
> we do can be a complete fix.

Note that Emacs needs at least Ctrl-BREAK to generate a SIGINT, otherwise 
the emergency-escape feature will stop working (meaning that you cannot 
break out of infloops and other calamities on the Lisp level).

- Raw text -