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 #41 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, Wolfgang Jenkner <wjenkner <at> inode.at>
Subject: Re: bug#12351: 24.1; parse-colon-path turns empty paths into nil
Date: Mon, 31 Dec 2012 01:56:17 -0500

Dave Abrahams wrote:

> Every OS I know of treats empty elements in "colon paths" (semicolon
> paths on Windows) differently from elements that are "."

So why do you want to just unconditionally delete them from the result
of parse-colon-path? What should they be represented by, if not nil?

load-path, exec-path both are documented to accept nil for
default-directory. cd-path works the same way.
This bug report was last modified 12 years and 200 days ago.

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