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Date: Mon, 13 Jun 2011 13:15:43 -0700
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From: Garrett Cooper <yanegomi@gmail.com>
To: Josh Paetzel <jpaetzel@freebsd.org>
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Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org,
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Subject: Re: svn commit: r223056 - head/etc/periodic/daily
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On Mon, Jun 13, 2011 at 12:45 PM, Josh Paetzel <jpaetzel@freebsd.org> wrote=
:
> Author: jpaetzel
> Date: Mon Jun 13 19:45:01 2011
> New Revision: 223056
> URL: http://svn.freebsd.org/changeset/base/223056
>
> Log:
> =A0Convert the allowed characters '-', '.', and ':' in a ZFS pool name to=
 _
> =A0to avoid causing errors in the shell script.

This could be done like:

sed -E -e 's/[-\.:]/_/g'

to avoid the need for pipelining multiple tr calls. Example:

$ echo :-. | sed -E -e 's/[-\.:]/_/g'
___
$