Hi Pedro.
You haven't loaded reftex though. What if you add (use-package reftex) in
your configuration?
On Tue, 1 Jul 2025 at 16:36, Pedro Andres Aranda Gutierrez <
paag...@gmail.com> wrote:
> Just to close this. I'm not able to completely reproduce the
> environment. Attach is a test report.
> /PA
>
> On Tue, 1 Jul 2025 at 16:34, Pedro Andres Aranda Gutierrez
> <paag...@gmail.com> wrote:
> >
> > OK, forget it, I'll try myself to see if I can reproduce...
> >
> > Thanks for your help and patience, /PA
> >
> > On Tue, 1 Jul 2025 at 11:09, Vangelis Evangelou <evange...@gmail.com>
> wrote:
> > >
> > > Hi Pedro.
> > >
> > > I tried what you said, but for some reason the local variables text
> doesn't get printed. Could it be because the error occurs before the export
> filter?
> > >
> > > In any case, I don't think this is a path towards a solution because
> local variables are set when the file is visited (opened). Here, the text
> is inserted in the buffer, so the local variables won't be set. I tried a
> "manual" approach where in the org latex export buffer I did M-: (setq
> TeX-master t) and then did M-: (reftex-TeX-master-file), but I still got
> the same error.
> > >
> > > TeX-master is a variable defined in ‘tex.el’.
> > >
> > > Its value is t
> > > Local in buffer *Org LATEX Export*; global value is the same.
> > >
> > >
> > > On Tue, 1 Jul 2025 at 09:42, Pedro Andres Aranda Gutierrez <
> paag...@gmail.com> wrote:
> > >>
> > >> Hmmm...
> > >>
> > >> This is a very trick case indeed. Apart from discerning if we want to
> > >> blame it or not, what I would also like to take profit is from this
> > >> for the future.
> > >> If we encounter other cases and appending local variables to the
> > >> export buffer solves out headache, we catch several flies with one
> > >> stroke.
> > >>
> > >> What about trying:
> > >>
> > >> #+BEGIN_SRC emacs-lisp :exports none :results none :eval export
> > >> (defun add-lvars-filter (output backend info)
> > >> "Ser TeX-master-file. in the lvars"
> > >> (when (eq backend 'latex)
> > >> (replace-string "\\end{document}"
> > >> (concat "\\end{document}\n"
> > >> "\n"
> > >> "%%% Local Variables:\n"
> > >> "%%% TeX-master-file: t\n"
> > >> "%%% End:\n" ) output)))
> > >>
> > >> (make-variable-buffer-local 'org-export-filter-final-output-functions)
> > >> (add-to-list 'org-export-filter-final-output-functions
> > >> 'add-lvars-filter)
> > >> #+END_SRC
> > >>
> > >> Put that in your test document and evaluate it before C-c C-e l L.
> > >>
> > >> Thanks a ton... /PA
> > >>
> > >> On Tue, 1 Jul 2025 at 10:27, Vangelis Evangelou <evange...@gmail.com>
> wrote:
> > >> >
> > >> > Hi Ichor.
> > >> >
> > >> > I did you what you said. There are two scenarios
> > >> > Scenario 1:
> > >> >
> > >> > Load auctex and set TeX-parse-self to t
> > >> > Create a scratch buffer and type in "\documentclass{article}"
> > >> > Load LaTeX-mode with M-x LaTeX-mode
> > >> >
> > >> > Scenario 2:
> > >> >
> > >> > Load auctex and set TeX-parse-self to t
> > >> > Create a scratch buffer and type in "\documentclass{amsart}". Note
> that this is different from Scenario 1. The difference is that amsart uses
> the amstex package. Org export to latex also uses the amstex package.
> > >> > Load LaTeX-mode with M-x LaTeX-mode
> > >> >
> > >> > With Scenario 1 I don't get an error but with Scenario 2 I do.
> reftex-TeX-master-file: Wrong type argument: stringp, nil
> > >> >
> > >> > As I said in a previous email, this may also be a bug with reftex.
> Looking at the code of reftex-TeX-master-file, I can see that
> > >> >
> > >> > (let ((master
> > >> > (cond
> > >> > ;; AUCTeX is loaded. Use its mechanism.
> > >> > ((fboundp 'TeX-master-file)
> > >> > (condition-case nil
> > >> > (TeX-master-file t)
> > >> > (error (buffer-file-name)))))))
> > >> >
> > >> > and then later it says
> > >> > (cond
> > >> > ((null master)
> > >> > (error "Need a filename for this buffer, please save it
> first"))
> > >> >
> > >> > However, TeX-master-file returns "<none>" if the file is not saved
> instead of nil, so it seems that reftex-TeX-master-file uses
> TeX-master-file wrongly. However, even if reftex-TeX-master-file did use
> TeX-master-file correctly, org-mode would still have a problem because it
> would hit the (error "Need a filename for this buffer, please save it
> first"). Because of this I believe that both reftex and org have a bug.
> > >> >
> > >> > On Mon, 30 Jun 2025 at 18:40, Ihor Radchenko <yanta...@posteo.net>
> wrote:
> > >> >>
> > >> >> Vangelis E <evange...@gmail.com> writes:
> > >> >>
> > >> >> > Does this mean that you will implement my suggestion in my
> previous email?
> > >> >> >
> > >> >> >> On 30 Jun 2025, at 17:42, Pedro Andres Aranda Gutierrez <
> paag...@gmail.com> wrote:
> > >> >> >>
> > >> >> >> Thanks for trying! I'm just trying to find a flexible solution
> for
> > >> >> >> future requirements like this...
> > >> >> >> /PA
> > >> >> >> ...
> > >> >>
> > >> >> Before this discussion stray too far away, and before I look into
> the
> > >> >> report seriously, I have a suspicion that you are simply running
> into
> > >> >> Auctex bug. Try creating a new buffer, not associated with any
> file,
> > >> >> add some basic text code inside, and activate auctex there. Will
> it err?
> > >> >> If yes, that's a bug in auctex.
> > >> >>
> > >> >> --
> > >> >> Ihor Radchenko // yantar92,
> > >> >> Org mode maintainer,
> > >> >> Learn more about Org mode at <https://orgmode.org/>.
> > >> >> Support Org development at <https://liberapay.com/org-mode>,
> > >> >> or support my work at <https://liberapay.com/yantar92>
> > >>
> > >>
> > >>
> > >> --
> > >> Fragen sind nicht da, um beantwortet zu werden,
> > >> Fragen sind da um gestellt zu werden
> > >> Georg Kreisler
> > >>
> > >> Sagen's Paradeiser, write BE!
> > >> Year 1 of the New Koprocracy
> >
> >
> >
> > --
> > Fragen sind nicht da, um beantwortet zu werden,
> > Fragen sind da um gestellt zu werden
> > Georg Kreisler
> >
> > Sagen's Paradeiser, write BE!
> > Year 1 of the New Koprocracy
>
>
>
> --
> Fragen sind nicht da, um beantwortet zu werden,
> Fragen sind da um gestellt zu werden
> Georg Kreisler
>
> Sagen's Paradeiser, write BE!
> Year 1 of the New Koprocracy
>
