GNU bug report logs - #12351
24.1; parse-colon-path turns empty paths into nil

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Package: emacs;

Reported by: Dave Abrahams <dave <at> boostpro.com>

Date: Tue, 4 Sep 2012 19:06:01 UTC

Severity: normal

Found in version 24.1

Done: Chong Yidong <cyd <at> gnu.org>

Bug is archived. No further changes may be made.

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Message #17 received at 12351 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Dave Abrahams <dave <at> boostpro.com>
Cc: 12351 <at> debbugs.gnu.org
Subject: Re: bug#12351: 24.1; parse-colon-path turns empty paths into nil
Date: Sun, 30 Dec 2012 13:52:11 -0500
Dave Abrahams wrote:

> (parse-colon-path ":") yields (nil nil) but there's nothing in the
> docstring to indicate that empty path entries will get turned into nil.
> Either the docstring needs to be updated, or parse-colon-path should
> return (delq nil cd-list).

Making a change equivalent to the latter has caused

http://debbugs.gnu.org/13296

Obviously we need the nils to remain, so I will put them back and just
mention that empty elements return nil. It's not worth handling the
minor aesthetic annoyance of (nil nil) specially.




This bug report was last modified 12 years and 200 days ago.

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