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From: Carsten Dominik <carsten.dominik@gmail.com>
To: Peter Frings <peter.frings@agfa.com>
Cc: nicholas.dokos@hp.com,
	emacs-orgmode mailing list <emacs-orgmode@gnu.org>
Subject: Re: LaTeX export: underscores and the syntax package
Date: Tue, 24 May 2011 13:09:26 +0200	[thread overview]
Message-ID: <030AE236-EF32-43BE-B59F-1D80F6672739@gmail.com> (raw)
In-Reply-To: <E8F6026D-14A0-4888-BDD4-942899B21013@agfa.com>


On May 18, 2011, at 9:23 AM, Peter Frings wrote:

> Good morning Nicholas,
> 
> Your suggested change in org-exp.el did the trick, thanks! I have not observed any side-effects, but then again, my files aren’t that complicated either, only using rather simple markup and a few floating images, no complex math or so… 
> 
> I wouldn’t mind having it changed as a fix, if only to avoid clashes with the syntax package, which I use a lot. Furthermore, I personally dislike underscores: they’re ugly and harder to type than a hyphen, but since they’re generated automatically those arguments don’t stand a chance :-)
> 
> Anyway, now I know where to look I can always change it after installing a new release of org :-)


Hi Peter, Nicolas,

one disadvantage of applying this patch would be that existing links
to sections in HTML pages would become invalid.  For the rest, I don't care.

Thinking more about this, I think that people who want permanent
links to sections in HTML pages will use CUSTOM_ID rather than relying on section
numbers.

OK, I am applying Nicolas' patch.

- Carsten

P.S. I think it counts as a bug in the syntax package, that it makes labels with
underscore invalid.  Maybe you could investigate this and submit a bug report?

> 
> 
> Cheers,
> Peter.
> 
> 
> On 14 May 2011, at 05:50, Nick Dokos wrote:
> 
>>> On May 12, 2011, at 9:00 AM, peter.frings@agfa.com wrote:
>>> 
>>>> Good afternoon all,
>>>> 
>>>> I spent the best part of the afternoon trying to figure out why an org-generated .tex file wouldn’t compile with my set-up. It turns out that the `syntax’ package messes a bit with the definition of an underscore, making it impossible to use the underscore in a \label.
>>>> 
>>>> Unfortunately, the LaTeX exporter uses underscores in its section labels.
>>>> 
>> 
>> I'm really replying to Peter here, not to Robert, but I cannot find
>> Peter's original mail.
>> 
>> You can change the underscore to e.g. a hyphen and get
>> 
>> ,----
>> | \subsubsection{Experiment 1}
>> | \label{sec-1-1-1}
>> `----
>> 
>> in the LaTeX output, by changing it in org-exp.el around line 1300 (I
>> don't want this to end up on patchwork, so I am trying to camouflage it
>> by boxquoting it - I hope that works for hiding the patch from patchwork
>> and also gives you enough context to make the change if you so desire):
>> 
>> ,----
>> | diff --git a/lisp/org-exp.el b/lisp/org-exp.el
>> | index cda1f98..ac07c68 100644
>> | --- a/lisp/org-exp.el
>> | +++ b/lisp/org-exp.el
>> | @@ -1298,7 +1298,7 @@ Also find all ID and CUSTOM_ID properties and store them."
>> |  				       (org-outline-level))))
>> |  	  (setq target (org-solidify-link-text
>> |  			(format "sec-%s" (replace-regexp-in-string
>> | -					  "\\." "_"
>> | +					  "\\." "-"
>> |  					  (org-section-number level)))))
>> |  	  (setq last-section-target target)
>> |  	  (push (cons target target) target-alist)
>> `----
>> 
>> What I don't know is if this change will break something, either in
>> the LaTeX exporter or in the other exporters. So you might test it
>> and report any problems and if there are no problems, maybe you can
>> suggest it as a permanent fix. In my limited experimentation, exporting
>> a simple org file to latex/pdf, text and html, I did not observe any
>> problems, but that does not mean that they don't exist.
>> 
>> Nick
> 
> 

- Carsten

      parent reply	other threads:[~2011-05-24 11:09 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-12 14:00 LaTeX export: underscores and the syntax package peter.frings
2011-05-14  2:51 ` Robert Love
2011-05-14  3:12   ` Nick Dokos
2011-05-14  3:50   ` Nick Dokos
2011-05-18  7:23     ` Peter Frings
2011-05-18 16:44       ` Nick Dokos
2011-05-24 11:09       ` Carsten Dominik [this message]

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