From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jarmo Hurri <jarmo.hurri@iki.fi>
Subject: Re: Babel: RESULTS for no value
Date: Mon, 09 Mar 2015 12:43:38 +0200
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Greetings Charles.

"Charles C. Berry" <ccberry@ucsd.edu> writes:

>> To achieve this behaviour, I have set
>>
>> (defvar org-babel-default-header-args:processing
>>  '((:results . "html") (:exports . "results"))
>>  "Default arguments when evaluating a Processing source block.")
>
> I think you can replace
>
> : (:results . "html")
>
> with
>
> : (:results . (or (and org-export-current-backend "html")  "none"))
>
> in your defvar and get the desired result.

Yes indeed, brilliant. Not being familiar with all the internals it was
difficult for me to know what to check and when the test can be
evaluated.

Thanks!

Jarmo