Sebastien Vauban <sva-n...@mygooglest.com>
writes:
> Hello,
>
> During the summer, the number of parameters of the
> `org-latex-format-headline-function' changed from 5 to 6: addition of
> `info'.
>
> The new version of my private formatting function is:
>
> ;; function for formatting the headline's text
> (setq org-latex-format-headline-function
> 'my/org-latex-format-headline)
>
> ;; markup for TODO keywords and for tags, as a printf format
> (defun my/org-latex-format-headline (todo todo-type priority text tags info)
> "Default function for formatting the headline's text."
> (concat (when todo
> (format "{%s\\textbf{\\textsc{\\textsf{%s}}}} "
> (cond ((equal todo-type 'todo) "\\color{red}")
> ((equal todo-type 'done) "\\color{teal}")
> (t "\\color{gray}"))
> todo))
> (when priority
> (format "\\framebox{\\#%c} " priority))
> text
> (when tags
> (format "\\hfill{}\\fbox{\\textsc{%s}}"
> (mapconcat 'identity tags ":")))))
>
> That works on `master', but not on Org from ELPA (`maint').
>
> As parts of my config file are shared between my coworkers, and as some
> of them don't have Git Org but the ELPA package, how can I support both
> versions of Org?
>
> Do I have to test the Org version number, or is there a more clever way?
>
Make info an &optional parameter in your function: recent org will call
it with a non-nil info, old org will call it without an info parameter
(which I believe will make it nil inside your function).
Untested.
Nick
