GNU bug report logs - #77122
[PATCH] project--find-in-directory resolves symlinks

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Message #26 received at 77122 <at> debbugs.gnu.org (full text, mbox):

From: Daniel Colascione <dancol <at> dancol.org>
To: Dmitry Gutov <dmitry <at> gutov.dev>
Cc: 77122 <at> debbugs.gnu.org, Ship Mints <shipmints <at> gmail.com>
Subject: Re: bug#77122: [PATCH] project--find-in-directory resolves symlinks
Date: Sat, 22 Mar 2025 21:47:30 -0400

Dmitry Gutov <dmitry <at> gutov.dev> writes:

> Hi!
>
> On 19/03/2025 18:55, Ship Mints wrote:
>> This avoids duplicate projects accessed via symlinks that share
>> resolved directory locations.  This has bothered me for a while, so
>> here we go.
>
> Could you describe the reasons why your setup is the way it is?
>
> Personally, I've never used symlinks at this level, and if I did, I'm
> not sure I would see the problem with project-root returning different
> strings for those.
>
> What exactly is the problem? Having the "same" project multiple times
> in project history?
>
> I can name a couple of (probably minor) downsides:
>
> * The project detection would be slower (more disk I/O).
> * project-root would more often return a string that is not a parent
>   directory of default-directory. Some code out there probably
>   soft-depends on that.

FWIW, I sometimes symlink convenient names to inconvenient ones, and it
would be a shame to use the inconvenient names due to excessive
symlink chasing. (Other packages aren't great about this.) Can't people
who want symlink chasing add something to project-find-functions?

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