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bug#13780: 24.2; Making find-file-hook customizable seems to cause troub
bug#13780: 24.2; Making find-file-hook customizable seems to cause troublle
Wed, 25 Nov 2020 16:07:00 -0500
Eli Zaretskii <firstname.lastname@example.org> writes:
>> Stefan Monnier <email@example.com> writes:
>> >>> So until Custom is fixed to actually properly handle customisation of
>> >>> hooks (e.g. by storing "add functions foo, bar, and baz" rather than
>> >>> "ignore current value and just set it to (foo bar baz)").
>> >> This sentence seems to be missing its main clause…
>> > That's not just an appearance. Its main clause is:
>> > So until Custom ...blabla... I think it's better to use defcustom for
>> > hooks very sparingly, i.e. only for those hook we can reasonably
>> > expect will only be modified by the user's customization.
> IMO, this rationale is good for future additions, not for
> already-existing user options. We cannot un-defcustom a user option
> just because someone became confused by some subtle use case. This is
> the price we pay for the flexibility and power we have in Emacs.
Fine by me.