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Date:      Wed, 16 Jul 2008 19:17:22 -0700
From:      Gary Kline <kline@thought.org>
To:        Giorgos Keramidas <keramida@ceid.upatras.gr>
Cc:        Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>, David Kelly <dkelly@hiwaay.net>, FreeBSD Mailing List <freebsd-questions@freebsd.org>
Subject:   Re: why is this script failing?
Message-ID:  <20080717021722.GC45384@thought.org>
In-Reply-To: <8763r4q5wa.fsf@kobe.laptop>
References:  <20080714201241.GA22443@thought.org> <20080715073651.P1638@wojtek.tensor.gdynia.pl> <20080715183500.GA76088@thought.org> <20080715190224.GC21840@Grumpy.DynDNS.org> <20080715215024.GA82902@thought.org> <8763r4q5wa.fsf@kobe.laptop>

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On Thu, Jul 17, 2008 at 11:19:49AM +0300, Giorgos Keramidas wrote:
> On Tue, 15 Jul 2008 14:50:24 -0700, Gary Kline <kline@thought.org> wrote:
> > thanks for this clarification!  until yesterday, whe you mmentioned
> > blanks[whitespace], as id a song title, i hadn't tought about songs
> > like "Not Ready to Make Nice.ogg" e.g.  I am not sure why these
> > players store the song in wav format without deleting the files, but
> > when my limited /tmp is full, certain aps fail mysteriously.  with a
> > fwdozen more line of code they could at least fail more gracefully.
> 
> For those cases, we have find(1) and xargs(1):
> 
>     #!/bin/sh
>     find /var/tmp -name '*.wav' -exec rm '{}' \+
> 
> or
> 
>     #!/bin/sh
>     find /var/tmp -name '*.wav' -print0 | xargs -0 rm
> 
> Whitespace handling _is_ important in shell scripts, but it is also a
> good idea to entirely avoid having to handle with it when we can :-)
> 
	well, by jove--er, Zeus:).  i never knew that find had a print0
	option.  it fputs the entire path, and then glues on the '\0'
	byte.   thank you very much , Giorgos.

	gary

	PS:  if a bunch of us ever get together and write a fbsd wiki,
	     this has got to be in there!


-- 
  Gary Kline  kline@thought.org   www.thought.org  Public Service Unix
        http://jottings.thought.org   http://transfinite.thought.org





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