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From: Stefan Monnier <monnier@iro.umontreal.ca>
Newsgroups: gmane.emacs.devel
Subject: Re: file-exists-p on empty string
Date: Wed, 27 Feb 2019 10:53:59 -0500
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>   (file-exists-p "")
>   ==> t

Elisp doesn't handle file names quite like POSIX, indeed.

I don't think we can change the above behavior without introducing other
odd behaviors.  E.g. currently (file-name-nondirectory "/a/b/") return "",
which is consistent with the above behavior.


        Stefan