bug#36903: 27.0.50; gnus registry vs. debbugs

[Eric Abrahamsen]

Noam Postavsky <npostavs@gmail.com> writes:

> Eric Abrahamsen <eric@ericabrahamsen.net> writes:
>
>>> Huh, right after the definition of `gnus-registry-unload-hook' is this
>>> line:
>>>
>>> (add-hook 'gnus-registry-unload-hook 'gnus-registry-unload-hook)
>>
>> Added by RMS in 2004! Still don't see what it's supposed to do --
>> there's no such hook, and it's never called.
>
> It could be called by unload-feature, though it would be better to
> rename it gnus-registry-unload-function instead:
>
>     (defun unload-feature (feature &optional force)
>       [...]
>       (let* ([...]
>              (unload-hook (intern-soft (concat name "-unload-hook")))
>              (unload-func (intern-soft (concat name "-unload-function"))))
>           [...]
>           ;; This is obsolete; FEATURE-unload-function should be used now.
>           (run-hooks unload-hook)
>
> See also (info "(elisp) Unloading")

Something new every day! Thanks for this tip.