From mboxrd@z Thu Jan  1 00:00:00 1970
From: Nicolas Goaziou <mail@nicolasgoaziou.fr>
Subject: Re: [bug] ox-koma-letter.el: Double translation of the signature to
 LaTeX
Date: Sat, 23 Jun 2018 23:25:32 +0200
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To: Tobias Zawada <i_inbox@tn-home.de>
Cc: emacs-orgmode@gnu.org

Hello,

Tobias Zawada <i_inbox@tn-home.de> writes:

> org-export-data for the signature causes double LaTeX translation at
> https://emacs.stackexchange.com/questions/42200/prevent-org-export-from-expanding-as-backslash/42207?noredirect=1#comment66334_42207.
>
> The translator for the headlines org-koma-letter-headline is used to
> extract the :closing: headline and to put its stuff into
> org-koma-letter-special-contents. org-koma-letter--get-tagged-contents
> retrieves the closing from there. I have the impression that
> org-koma-letter-headline already gets the translated headline contents
> and translating it again with org-export-data is a bad idea.

Correct.

>  (org-trim
> - (org-export-data
> - (org-koma-letter--get-tagged-contents 'closing)
> - info)))))
> + (org-koma-letter--get-tagged-contents 'closing)
> + info))))

This will fail if `org-koma-letter--get-tagged-contents' returns a nil
value. I applied a slightly different patch.

Thank you for the analysis and the patch.

Regards,

-- 
Nicolas Goaziou