GNU bug report logs - #34082
tex-buffer fails when buffer not saved

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Message #8 received at 34082 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Colin Baxter <m43cap <at> yandex.com>
Cc: 34082 <at> debbugs.gnu.org
Subject: Re: bug#34082: cal-tex.el
Date: Tue, 12 Feb 2019 16:55:54 -0500

Colin Baxter wrote:

> emacs -Q <RET>
> M-x calendar <RET>
> M-x cal-tex-cursor-day <RET>
> M-x tex-buffer <RET>
>  ---> Buffer is not associated with any file
> M-x tex-print <RET>
>  ---> No appropriate '.dvi' file could be found
>
> However, if the buffer 'calendar.tex' is saved to a file then we
> can proceed using M-x tex-compile <RET>, etc.
>
> Perhaps the user might be given instructions at the head of the buffer
> 'calendar.tex' that are different from those presently seen.

tex-buffer is supposed to support this usage:
  "Does not save the buffer, so it's useful for trying experimental versions."

However, it seems that this does not work since Emacs 22.1.

A quick bisect points to b2272f6.

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