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Re: Emacs and Squiggles as filenames

From: David Kastrup
Subject: Re: Emacs and Squiggles as filenames
Date: Mon, 11 Jul 2005 09:53:18 +0200
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux)

"Richard M. Stallman" <address@hidden> writes:

>     >> (expand-file-name (file-name-nondirectory fname) dir)
>     >>
>     >>
>     >> should return fname back.  It is like an identity, right?  If not,
>     >> what is the way to *always* correctly do an expand-file-name ?
>     >
>     > This works for me:
>     > (concat (file-name-as-directory "~/tmp")
>     >         (file-name-nondirectory "~/tmp/~"))
>     I am afraid that the former version is _so_ ingrained into Elisp code
>     that we should add advice into DOC strings and Elisp manual.
> It is not just frequent, it is what we have always called "the right
> way".  Using concat has been slightly deprecated, partly because it
> won't work in the case where the directory name fails to end in a
> slash.

Can't happen when file-name-as-directory is used, right?

David Kastrup, Kriemhildstr. 15, 44793 Bochum

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