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Re: bug#59882: Multiple versions of Org in load-path problem
From: |
David Masterson |
Subject: |
Re: bug#59882: Multiple versions of Org in load-path problem |
Date: |
Fri, 09 Dec 2022 11:51:29 -0800 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) |
"Cook, Malcolm" <MEC@stowers.org> writes:
>> Eli Zaretskii <eliz@gnu.org> writes:
>>
>> >> Cc: emacs-orgmode@gnu.org, 59882@debbugs.gnu.org
>> >> From: David Masterson <dsmasterson@gmail.com>
>> >> Date: Thu, 08 Dec 2022 13:56:03 -0800
>> >>
>> >> In my testing, I found a strange case where, in *scratch*, I get:
>> >>
>> >> (message "%s" org-version)
>> >> ;; Error undefined
>> >> ;; Do 'C-h v org-version'
>> >> (message "%s" org-version)
>> >> 9.3
>> >>
>> >> So, 'describe-variable' on org-version causes Org to be loaded?!?
>> >
>> > Why is it so surprising? Is this the first time you see that a Help
>> > command loads something to do its job?
>>
>> Yes, it is surprising. How did Emacs know to load Org to find org-version?
>
> This is provided for via emacs' autoload by prefix mechanism.
>
> See:
>
> https://www.gnu.org/software/emacs/manual/html_node/elisp/Autoload-by-Prefix.html
>
> What you observed will NOT happen if you first run:
>
> (clrhash definition-prefixes)
Ah! Thank you. In many ways, I still think of Emacs from what I learned
about it in the early 80s (yes, pre-Elisp). I didn't expect this and,
so, didn't investigate the possibility that it's planned (the Info
documentation has gotten huge). Apologies to Eli.
--
David Masterson
- Re: Multiple versions of Org in load-path problem, (continued)
- Re: Multiple versions of Org in load-path problem, David Masterson, 2022/12/08
- Re: Multiple versions of Org in load-path problem, Tim Cross, 2022/12/08
- Re: Multiple versions of Org in load-path problem, David Masterson, 2022/12/09
- Re: Multiple versions of Org in load-path problem, Tim Cross, 2022/12/09
- Re: Multiple versions of Org in load-path problem, Sharon Kimble, 2022/12/09
- Re: Multiple versions of Org in load-path problem, Tom Gillespie, 2022/12/10
- Re: bug#59882: Multiple versions of Org in load-path problem, Eli Zaretskii, 2022/12/09
- Re: bug#59882: Multiple versions of Org in load-path problem, David Masterson, 2022/12/09
- Re: bug#59882: Multiple versions of Org in load-path problem, Eli Zaretskii, 2022/12/09
- RE: bug#59882: Multiple versions of Org in load-path problem, Cook, Malcolm, 2022/12/09
- Re: bug#59882: Multiple versions of Org in load-path problem,
David Masterson <=
- Re: bug#59882: Multiple versions of Org in load-path problem, Eli Zaretskii, 2022/12/09
- Re: bug#59882: Multiple versions of Org in load-path problem, Ihor Radchenko, 2022/12/10
- Re: bug#59882: Multiple versions of Org in load-path problem, Ihor Radchenko, 2022/12/14
- Re: bug#59882: Multiple versions of Org in load-path problem, Eli Zaretskii, 2022/12/14
- Re: bug#59882: Multiple versions of Org in load-path problem, Ihor Radchenko, 2022/12/14
- Re: bug#59882: Multiple versions of Org in load-path problem, Stefan Monnier, 2022/12/14
- Re: bug#59882: Multiple versions of Org in load-path problem, Max Nikulin, 2022/12/14
- Re: bug#59882: Multiple versions of Org in load-path problem, Stefan Monnier, 2022/12/14
- Re: bug#59882: Multiple versions of Org in load-path problem, Ihor Radchenko, 2022/12/14
- Re: bug#59882: Multiple versions of Org in load-path problem, Max Nikulin, 2022/12/16