From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ian Barton <lists@wilkesley.net>
Subject: Babel Tangling Only Blocks Under One Heading in a File with Multiple
 Blocks.
Date: Tue, 22 Nov 2011 13:36:04 +0000
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To: Org-mode <emacs-orgmode@gnu.org>

I am using org to keep configuration files for my various servers. A 
typical file might look like:

* Postfix
** main.cf
#+BEGIN_SRC sh :tangle 
~/dropbox/configuration_files/wilkesley.org/postfix/main.cf :exports 
none :noweb yes

#+END_SRC
** 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.

Ian.