[Emacspeak] Re: Latest Emacspeak erroring out in org files

[Parham Doustdar <parham90@xxxxxxxxxxx>]

I’ve installed org-mode version 9.6.1 from gnu elpa, and I’m running Emacs 28.3.
Thanks,
Parham

> On 18 Mar 2023, at 22:23, Tim Cross via Emacspeak <emacspeak(a)emacspeak.org> wrote:
> 
> 
> It is likely you are running an old version of org mode. In recent
> versions of org mode, a new and faster approach to folding was
> introduced whihc is not based on overlays. At the time, overlays were
> quite slow.
> 
> Soon after releasing this change, work was done in the current Emacs
> development branch (what will become emacs 29) which has significantly
> increased the performance of overlays, making them again a viable
> solution for org mode.
> 
> Following this, the variable to control folding style was added. The
> idea is that if your running Emacs before Emacs 29, you are likely best
> off with org's bespoke approach for folding and if your running Emacs 29
> or later, then you can run either, but overlays are probably the more
> robust and standard approach.
> 
> So, if your not seeing this variable, then I suspect you have a version
> of org mode which is older and has not yet introduced that variable.
> 
> Adding the variable to your init.el with a defvar would be one work around until
> either you update to a newer versions of org or Emacs. Alternatively,
> depending on how old your version of emacs is, you could also upgrade
> org to the current stable version. This should work fine if your running
> Emacs 27 or 28. You can do that using package.el as the current stable
> org is in GNU ELPA and org-contrib is in non-GNU ELPA.
> 
> In general, I think if your going to run Emacspeak from the git
> repository, you are also best off ensuring org and Emacs are the most
> recent stable versions. Raman tends to stick pretty close to the current
> Emacs development and is likely running Emacs 29 (next release, likely
> in northern hemisphere spring). 
> 
> Parham Doustdar via Emacspeak <emacspeak(a)emacspeak.org> writes:
> 
>> Hi all,
>> It seems like the dtk-org-fold function doesn’t check if the variable
>> `org-fold-core-style’ variable is defined before checking for its value, which means that
>> when I open any file with org-mode, Emacspeak errors out.
>> I’ve gotten around this for now by going to my scratch buffer and running the below:
>> (defvar org-fold-core-style nil)
>> Thanks,
>> Parham
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