Date:	Thu, 15 Apr 1999 18:59:51 +0300 (IDT)
From:	Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
X-Sender:	eliz AT is
To:	Kbwms AT aol DOT com
cc:	djgpp-workers AT delorie DOT com
Subject:	Re: LBInstDJ
In-Reply-To:	<6f47ea06.244765f9@aol.com>
Message-ID:	<Pine.SUN.3.91.990415185608.12363I-100000@is>
MIME-Version:	1.0
Reply-To:	djgpp-workers AT delorie DOT com
X-Mailing-List:	djgpp-workers AT delorie DOT com
X-Unsubscribes-To:	listserv AT delorie DOT com

On Thu, 15 Apr 1999 Kbwms AT aol DOT com wrote:

> Please explain:
> 
>     1) nc
>     2) etc

nc = Norton Commander.  etc = other known programs which people use to 
invoke from their AUTOEXEC.BAT.  For example, vc, mc, bash.

> > Another approach would be to build a COMMAND.COM simulator.  Shouldn't
> > be too hard.
> 
> I wouldn't bet the farm on that last statement, if I were you.

Well, I'm encouraged by experience: part of this is already done inside 
the DJGPP implementation of `system' library function.

COMMAND.COM is quite dumb, and we don't need to emulate all it does, only 
what's necessary in this context.

> > You still will need to detect and bypass all calls to
> > batch files and external programs, though.
> 
> And heaven only knows what other dangers lurk out there.

Did I say that writing a good installer is a serious task? ;-)

- Raw text -