From mboxrd@z Thu Jan  1 00:00:00 1970
From: Thorsten Jolitz <tjolitz@gmail.com>
Subject: Re: Passing values by reference to src-blocks
Date: Wed, 25 Jun 2014 05:38:30 +0200
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Eric Schulte <schulte.eric@gmail.com> writes:

>> Wrong usage of :var or limitations of header arguments?
>
> This is to be expected.  The two blocks above compose to something like
>
>     #+begin_src emacs-lisp
>       (file-name-nondirectory
>        (file-name-directory
>         (directory-file-name
>          (file-name-directory
>           (buffer-file-name)))))
>     #+end_src
>
> Calling `file-name-nondirectory' on the results of `file-name-directory'
> seems like it should give you an empty string.

Yes, I figured that out myself before I saw your post, there was a
mistake in my code. 

Thanks anyway. 

-- 
cheers,
Thorsten