Subject: Re: bug#55039: [PATCH] Use VC-relative file names in ChangeLog entries

From: Robert Pluim <[email-masked]>
Date: Thu, 08 Sep 2022 14:52:23 +0200

>>>>> On Thu, 08 Sep 2022 17:49:19 +0530, Visuwesh <[email-masked]> said:

    Visuwesh> [வியாழன் செப்டம்பர் 08, 2022] Lars Ingebrigtsen wrote:
    >> Philip Kaludercic <[email-masked]> writes:
    >> 
    >>> Generally speaking, the ability to set a variable only if the symbol is
    >>> bound would be useful for features like these.
    >> 
    >> Yes, that would be very nice.  But I think introducing something like
    >> that would be difficult...
    >> 
    >> Introduce a new syntax like
    >> 
    >> ;; Local Variables:
    >> ;; foo-bar: t boundp
    >> ;; End:
    >> 
    >> is difficult to make backwards-compatible, but perhaps we can come up
    >> with something that older Emacsen will ignore but newer ones can parse?

    Visuwesh> Can we not change where boundp is located?  I.e.,

    Visuwesh> ;; boundp foo-bar: t

    Visuwesh> ?  IMO, this also reads nicely.

Thereʼs always:

eval: (when (boundp ʼfoo-bar) (setq foo-bar t))

but that causes prompting by default.

Robert
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