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Re: file-exists-p on empty string

From: Michael Albinus
Subject: Re: file-exists-p on empty string
Date: Wed, 27 Feb 2019 15:15:25 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Evgeny Zajcev <address@hidden> writes:

Hi Evgeny,

> It was quite surprising for me that
>   (file-exists-p "")
>   ==> t
> I thought that `file-exists-p` resembles stat, such as
>   $ stat ""
>   No such file or directory
> This is because `file-exists-p` uses `expand-file-name`, which returns
> current directory for empty string
> Would not it be more correct for `file-exists-p` to return `nil` for
> empty string, and if someone wants current directory he will use "."
> as filename?

I believe the current behavior is correct. file-exists-p calls
expand-file-name, and (expand-file-name "") returns always

> Thanks

Best regards, Michael.

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