GNU bug report logs - #53739
28.0.91; "C-x d" fails when "emacs -Q" starts on NetBSD with plan9/bin on head of PATH

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Message #14 received at 53739 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Po Lu <luangruo <at> yahoo.com>
Cc: 53739 <at> debbugs.gnu.org, van.ly <at> sdf.org
Subject: Re: bug#53739: 28.0.91; "C-x d" fails when "emacs -Q" starts on
 NetBSD with plan9/bin on head of PATH
Date: Thu, 03 Feb 2022 11:18:47 +0200

> From: Po Lu <luangruo <at> yahoo.com>
> Cc: Van Ly <van.ly <at> sdf.org>,  53739 <at> debbugs.gnu.org
> Date: Thu, 03 Feb 2022 16:01:51 +0800
> 
> Eli Zaretskii <eliz <at> gnu.org> writes:
> 
> > I guess the version of 'ls' there is incompatible or something?  The
> > message means that 'ls' exited with a non-zero status for some reason.
> 
> Yes, Plan 9 from User Space (which provides the ports of Plan 9
> utilities to Unix-like systems) provides an ls binary that is
> incompatible with what Emacs expects.
> 
> > Please investigate more what went wrong there and report here the
> > details, so we could decide whether we want to support "plan9/bin"
> > idiosyncrasies, whatever they are.
> 
> It would be a great deal of trouble to support their version of ls (and
> indeed, their versions of many other common Unix utilities such as `rm'
> and `cp'), so I think the answer is simply "don't run Emacs with
> plan9/bin at the head of your PATH".

Can you tell more about the incompatibilities, perhaps by comparing
the output of their 'ls' with a compatible one?

Thanks.

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