Re: [Orgmode] suppress \label{} in LaTeX export

[Carsten Dominik]

Hi Eric,

if you make the function first search for \documentclass{beamer}, then  
you
could add it to `org-export-latex-final-hook'.

- Carsten

On Oct 2, 2009, at 12:48 AM, Eric Schulte wrote:

> Hi Nick,
>
> Thanks for the patch, sadly I rely on labels in my other latex  
> exports.
> For now I'm just using the following little elisp function.
>
> --8<---------------cut here---------------start------------->8---
> (defun schulte/clean-beamer ()
>  "remove the \label{sec} headers from latex Beamer documents
> that have been exported by org."
>  (interactive)
>  (save-excursion
>    (goto-char (point-min))
>    (while (re-search-forward "^\\\\label{" nil t)
>      (move-beginning-of-line nil)
>      (delete-region (point) (save-excursion (forward-line 1)  
> (point))))))
> --8<---------------cut here---------------end--------------->8---
>
> Thanks -- Eric
>
> Nick Dokos <address@hidden> writes:
>
> > Eric Schulte <address@hidden> wrote:
> >
> >
> > > Is it possible to suppress the \label{sec-1} lines following each
> > > headline after a LaTeX export?  I've found no mention of this in the
> > > manual, and the presence of headline labels is breaking my Beamer  
> > > TOC.
> >
> > I don't think so: they seem to be inextricably bound with headings.  
> > The
> > code in org-latex.el says:
> >
> >  (let* (...
> >          (label (org-get-text-property-any 0 'target heading))
> >         ...)
> >
> >
> > and then
> >        ...
> >         (when label
> >           (insert (mapconcat (lambda (l) (format "\\label{%s}" l))
> >                              label-list "\n") "\n"))
> >        ...
> >
> > I recall having problems with labels (among other things) in  
> > combination
> > with beamer before (I "solved" the problem by running the tex file
> > through a script to just get rid of them), but I don't remember  
> > what the
> > problem was. Maybe it's time to go back and look at the thing again.
> >
> > Nick
> >
> > PS. Here is a quick-n-dirty patch to disable them - ymmv, uayor and  
> > several
> > other cya disclaimers :-)
> >
> > diff --git a/lisp/org-latex.el b/lisp/org-latex.el
> > index 248d653..f5099f7 100644
> > --- a/lisp/org-latex.el
> > +++ b/lisp/org-latex.el
> > @@ -852,6 +852,8 @@ and its content."
> >   (let ((num (plist-get org-export-latex-options-plist :section- 
> > numbers)))
> >     (mapc (lambda(x) (org-export-latex-subcontent x num))  
> > subcontent)))
> >
> > +(defvar org-export-latex-labels-enabled nil)
> > +
> > (defun org-export-latex-subcontent (subcontent num)
> >   "Export each cell of SUBCONTENT to LaTeX.
> > If NUM, export sections as numerical sections."
> > @@ -862,7 +864,7 @@ If NUM, export sections as numerical sections."
> >          (occur (number-to-string (cdr (assoc 'occur subcontent))))
> >          (content (cdr (assoc 'content subcontent)))
> >          (subcontent (cadr (assoc 'subcontent subcontent)))
> > -        (label (org-get-text-property-any 0 'target heading))
> > +	 (label (and org-export-latex-labels-enabled (org-get-text- 
> > property-any 0 'target heading)))
> >          (label-list (cons label (cdr (assoc label
> >                                              org-export-target-aliases)))))
> >     (cond
>
>
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