From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ian Barton <lists@wilkesley.net>
Subject: Re: Babel Tangling Only Blocks Under One Heading in a File with
 Multiple Blocks.
Date: Tue, 22 Nov 2011 14:02:36 +0000
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On 22/11/11 13:46, Rainer M Krug wrote:
>
>
> On Tue, Nov 22, 2011 at 2:36 PM, Ian Barton <lists@wilkesley.net
> <mailto:lists@wilkesley.net>> wrote:
>
>     I am using org to keep configuration files for my various servers. A
>     typical file might look like:
>
>     * Postfix
>     ** main.cf <http://main.cf>
>     #+BEGIN_SRC sh :tangle
>     ~/dropbox/configuration_files/__wilkesley.org/postfix/main.cf
>     <http://wilkesley.org/postfix/main.cf> :exports none :noweb yes
>
>     #+END_SRC
>     ** master.cf <http://master.cf>
>
>     * Dovecot
>     ** dovecot.conf
>
>     Mostly I only change one configuration file and don't need to tangle
>     every block in my org file. Is there any method to only tangle files
>     under a particular heading? Thus I could regenerate just my Postfix
>     config files and not my Dovecot ones.
>
>
> Check org-narrow-to-subtree - you can narrow to subtree and then tangle.
>
> Cheers,
>

Thanks, that does the job nicely.

Ian.