From mboxrd@z Thu Jan  1 00:00:00 1970
From: Matt Lundin <mdl@imapmail.org>
Subject: Re: "Tag hierarchy" idea
Date: Mon, 21 Mar 2011 20:57:04 -0400
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In-Reply-To: <AANLkTikMzD3WNRJb9AbB_yFFf8h6z0vFMjPpUTr5KQXS@mail.gmail.com>
	(John Tait's message of "Mon, 21 Mar 2011 23:09:21 +0000")
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To: John Tait <johngtait@gmail.com>
Cc: emacs-orgmode@gnu.org

John Tait <johngtait@gmail.com> writes:
>
> While I am here (sorry), I couldn't get #+FILETAGS: to work in org-version
> 7.4.
>
> For example, if I export a file (to html) File1.org  with
> "#+EXPORT_EXCLUDE_TAGS: john", and then I include File2.org, I can see
> File2.org included as part the export of File1 as expected. If I then set
> "#+FILETAGS: :john:" in File2, I'd expect File2 to now be excluded, but it
> still appears. If I then tag a File2 heading as say "* Heading :john:", then
> it won't appear in the File1 export, as expected. Am I missing something?

Alas, I believe exclude tags only work with trees (not filetags).
According to the docstring of org-export-handle-export-tags, "If any of
SELECT-TAGS is found, all *trees* not marked by a SELECT-TAG will be
removed (emph. mine)." 

Best,
Matt