From mboxrd@z Thu Jan  1 00:00:00 1970
Received: from euclid.skiles.gatech.edu (list@euclid.skiles.gatech.edu [130.207.146.50]) by melb.werple.net.au (8.7.5/8.7.3/2) with ESMTP id GAA26846 for <mason@werple.mira.net.au>; Sat, 20 Jul 1996 06:33:25 +1000 (EST)
Received: (from list@localhost) by euclid.skiles.gatech.edu (8.7.3/8.7.3) id QAA25250; Fri, 19 Jul 1996 16:28:14 -0400 (EDT)
Resent-Date: Fri, 19 Jul 1996 16:28:14 -0400 (EDT)
From: Zoltan Hidvegi <hzoli@cs.elte.hu>
Message-Id: <199607192027.WAA10283@bolyai.cs.elte.hu>
Subject: Re: Misc. unresolved stuff
To: schaefer@nbn.com
Date: Fri, 19 Jul 1996 22:27:44 +0200 (MET DST)
Cc: zsh-workers@math.gatech.edu
In-Reply-To: <960719125917.ZM391@candle.brasslantern.com> from Bart Schaefer at "Jul 19, 96 12:59:17 pm"
Organization: Dept. of Comp. Sci., Eotvos University, Budapest, Hungary
Phone: (36 1)2669833 ext: 2667, home phone: (36 1) 2752368
X-Mailer: ELM [version 2.4ME+ PL16 (25)]
MIME-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Resent-Message-ID: <"JNG013.0.TA6.T_-xn"@euclid>
Resent-From: zsh-workers@math.gatech.edu
X-Mailing-List: <zsh-workers@math.gatech.edu> archive/latest/1723
X-Loop: zsh-workers@math.gatech.edu
Precedence: list
Resent-Sender: zsh-workers-request@math.gatech.edu

Bart wrote:
> > ! 		while (*++str != endchar)
> > ! 		    DPUTS(!*str, "Oops. parse error in command substitution");
> 
> Shouldn't that be:
> 
> 		while (*++str && *str != endchar)
> 
> ??  Otherwise you could go wandering off the end of str ...

At least it will be obvious that something is wrong.  It should be
impossible for a null to come before the endchar.

Zoltan