From owner-freebsd-questions@FreeBSD.ORG  Tue May 13 16:23:18 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 789361065679
	for <freebsd-questions@freebsd.org>;
	Tue, 13 May 2008 16:23:18 +0000 (UTC)
	(envelope-from jonathan+freebsd-questions@hst.org.za)
Received: from hermes.hst.org.za (onix.hst.org.za [209.203.2.133])
	by mx1.freebsd.org (Postfix) with ESMTP id 9702D8FC0C
	for <freebsd-questions@freebsd.org>;
	Tue, 13 May 2008 16:23:17 +0000 (UTC)
	(envelope-from jonathan+freebsd-questions@hst.org.za)
Received: from [10.1.11.1] ([10.1.11.1]) (authenticated bits=0)
	by hermes.hst.org.za (8.13.8/8.13.8) with ESMTP id m4DGLUi4004761
	(version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO)
	for <freebsd-questions@freebsd.org>;
	Tue, 13 May 2008 18:21:30 +0200 (SAST)
	(envelope-from jonathan+freebsd-questions@hst.org.za)
From: Jonathan McKeown <jonathan+freebsd-questions@hst.org.za>
To: freebsd-questions@freebsd.org
Date: Tue, 13 May 2008 18:23:45 +0200
User-Agent: KMail/1.9.4
References: <C1DFB4E8F62B503C9A829107@utd65257.utdallas.edu>
In-Reply-To: <C1DFB4E8F62B503C9A829107@utd65257.utdallas.edu>
X-Face: $@VrUx^RHy/}yu]jKf/<4T%/d|F+$j-Ol2"2J$q+%OK1]&/G_S9(=?iso-8859-1?q?HkaQ*=60!=3FYOK=3FY!=27M=60C=0A=09aP=5C9nVPF8Q=7DCilHH8l?=
	=?iso-8859-1?q?=3B=7E!42HK6=273lg4J=7Daz?=@1Dqqh:J]M^"YPn*2IWrZON$1+G?oX3@
	=?iso-8859-1?q?k=230=0A=0954XDRg=3DYn=5FF-etwot4U=24b?=<FO&kjQCGnjz>dTS{i<i?:=p!]'t#K~4)cr7o%ygQiso
Organization: Health Systems Trust
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200805131823.46029.jonathan+freebsd-questions@hst.org.za>
X-Spam-Score: -4.371 () ALL_TRUSTED,AWL,BAYES_00
X-Scanned-By: MIMEDefang 2.61 on 209.203.2.133
Subject: Re: Unexepcted behavior from read and cat
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Tue, 13 May 2008 16:23:18 -0000

On Monday 12 May 2008 20:59, Paul Schmehl wrote:
> I created a small list of IPs that I wanted to do digs on (because I'm lazy
> and don't want to do them one at a time.)
[snip]
> WTF?  Why do these utilities, which usually read all the lines in a file
> now only work once when run through dig?  Is there a way to feed dig a list
> of IPs and have it return each and every one of them?
>
> I tried dig +short -x -f iplist, but that returns nothing at all.
>
> Sure, I can edit the file and prepend +short -x to each line, but by then I
> might as well just do them individually.
>
> What am I missing?

The comedy solution:

lam -s '-x ' trydata | xargs dig +short

Any other ways to do this?

Jonathan