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RE: Why is `emacs' a feature?
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From: |
Drew Adams |
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Subject: |
RE: Why is `emacs' a feature? |
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Date: |
Sun, 18 Oct 2020 08:19:55 -0700 (PDT) |
> > Why is (featurep 'emacs) true?
>
> Historically, `emacs` was added as a feature as a consequence of
> `xemacs` being a feature. IIRC it was felt that you shouldn't have
> to say (not (featurep 'xemacs)) to test "is this the true Emacs?".
>
> As for why `xemacs` was added as a feature, I don't know.
> It was probably to provide a cleaner alternative to
> (string-match "..XEmacs.." emacs-version).
Thank you.
The question was raised here, in the context of
`use-package':
https://emacs.stackexchange.com/q/61276/105