DMARC-Filter: OpenDMARC Filter v1.4.2 delorie.com 51KGdx9m337369
DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org D512A3858401
MIME-Version: 1.0
References: <CALXu0UdHbasuyBiVZveyvJ1+K168QKBu0wn_cEVG8z+zfqQQeg AT mail DOT gmail DOT com>
In-Reply-To: <CALXu0UdHbasuyBiVZveyvJ1+K168QKBu0wn_cEVG8z+zfqQQeg@mail.gmail.com>
Date: Thu, 20 Feb 2025 17:37:59 +0100
Message-ID: <CAPJSo4XR+vG=RLrOwdo=TsVhLj+qRhDdu0CFrnDZn4Z0oSoqhQ@mail.gmail.com>
Subject: Re: [regression-3.6] coreutils mkdir broken on UNC paths
To: cygwin AT cygwin DOT com
From: Lionel Cons via Cygwin <cygwin AT cygwin DOT com>
Reply-To: Lionel Cons <lionelcons1972 AT gmail DOT com>
Content-Type: text/plain; charset="utf-8"
Sender: "Cygwin" <cygwin-bounces~archive-cygwin=delorie DOT com AT cygwin DOT com>
Content-Transfer-Encoding: 8bit

On Thu, 20 Feb 2025 at 14:56, Cedric Blancher via Cygwin
<cygwin AT cygwin DOT com> wrote:
>
> Good afternoon!
>
> Cygwin 3.6.0-0.378.g78fb13d21f4f.x86_64, Cygwin coreutils package 9.6-1
>
> coreutils mkdir is broken on UNC paths:
>
> mkdir -p -- "//ember.data4.local/afs/disk11/builds/bash/install_root/usr/local/bin"
> mkdir: cannot create directory ‘//ember.data4.local’: Read-only file system
>
> This happens because you cannot do a "cd .." in
> //ember.data4.local/afs, because "afs" is the UNC prefix for that
> filesystem.

No, it happens because mkdir "//ember.data4.local" returns "Read-only
file system". If Cygwin would just return EEXIST if this mount exists,
then this whole mkdir -p would work.

Lionel

-- 
Problem reports:      https://cygwin.com/problems.html
FAQ:                  https://cygwin.com/faq/
Documentation:        https://cygwin.com/docs.html
Unsubscribe info:     https://cygwin.com/ml/#unsubscribe-simple