delorie.com/archives/browse.cgi   search  
Mail Archives: cygwin/2022/01/09/04:35:46

X-Recipient: archive-cygwin AT delorie DOT com
X-Original-To: cygwin AT cygwin DOT com
Delivered-To: cygwin AT cygwin DOT com
DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org D211E3858D35
Authentication-Results: sourceware.org;
dmarc=fail (p=none dis=none) header.from=cl.cam.ac.uk
Authentication-Results: sourceware.org;
spf=pass smtp.mailfrom=return.smtpcorp.com
From: David Allsopp <David DOT Allsopp AT cl DOT cam DOT ac DOT uk>
To: The Cygwin Mailing List <cygwin AT cygwin DOT com>
Subject: RE: Cygwin setup writing incorrect symlinks for native
Thread-Topic: Cygwin setup writing incorrect symlinks for native
Thread-Index: AdgC6QhEcjWCNf+4QROdOTByZUljCgALkAMAAAE1U0AAMFR2AABXrioA
Date: Sun, 9 Jan 2022 09:35:45 +0000
Message-ID: <1a271142acbc4e2188fc3b6981fa03e0@metastack.com>
References: <000201d802ea$e13fd790$a3bf86b0$@cl.cam.ac.uk>
<e445bd39-b4cb-5d12-1182-b142ff4efe3e AT dronecode DOT org DOT uk>
<53ca12d5a17d43089bc38ef67e4cc858 AT metastack DOT com>
<1afc3b10-e19d-5b97-4ca7-b143f3262e67 AT dronecode DOT org DOT uk>
In-Reply-To: <1afc3b10-e19d-5b97-4ca7-b143f3262e67@dronecode.org.uk>
Accept-Language: en-GB, en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-originating-ip: [172.16.0.127]
MIME-Version: 1.0
X-Scanned-By: MIMEDefang 2.65 on 62.31.23.242
Feedback-ID: 614951m:614951apMmpqs:614951sAnFcgr92W
X-Report-Abuse: Please forward a copy of this message, including all headers,
to <abuse-report AT smtp2go DOT com>
X-Smtpcorp-Track: 1n6lPd4ba5YyDf.2hxl085yvUv6j
X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00,
HEADER_FROM_DIFFERENT_DOMAINS, KAM_DMARC_STATUS, KAM_EXEURI, SPF_HELO_PASS,
SPF_PASS, TXREP autolearn=no autolearn_force=no version=3.4.4
X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on
server2.sourceware.org
X-BeenThere: cygwin AT cygwin DOT com
X-Mailman-Version: 2.1.29
List-Id: General Cygwin discussions and problem reports <cygwin.cygwin.com>
List-Archive: <https://cygwin.com/pipermail/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-request AT cygwin DOT com?subject=help>
List-Subscribe: <https://cygwin.com/mailman/listinfo/cygwin>,
<mailto:cygwin-request AT cygwin DOT com?subject=subscribe>
Sender: "Cygwin" <cygwin-bounces+archive-cygwin=delorie DOT com AT cygwin DOT com>

Jon Turney wrote:
> On 06/01/2022 16:45, David Allsopp wrote:
> > Jon Turney wrote:
> >> On 06/01/2022 10:46, David Allsopp wrote:
> >>> Running Cygwin setup 2.912 with --symlink-type native (or
> >>> CYGWIN=winsymlinks:native) is not correctly translating all symlinks.
> >>> A default install has these faulty ones:
> >>>
> >>> /etc/pki/tls/cert.pem ->
> >>> \??\/etc\pki\ca-trust\extracted\pem\tls-ca-bundle.pem
> >>> /etc/pki/tls/certs/ca-bundle.crt ->
> >>> \??\/etc\pki\ca-trust\extracted\pem\tls-ca-bundle.pem
> >>> /etc/pki/tls/certs/ca-bundle.trust.crt ->
> >>> \??\/etc\pki\ca-trust\extracted\openssl\ca-bundle.trust.crt
> >>> /etc/ssl/certs -> \??\/etc\pki\tls\certs /lib/security/cacerts ->
> >>> \??\/etc\pki\ca-trust\extracted\java\cacerts
> >>> /usr/share/doc/groff-1.22.4/pdf/mom-pdf.pdf ->
> >>> \??\/usr\share\doc\groff-1.22.4\examples\mom\mom-pdf.pdf
> >>
> >>
> >> Thanks for reporting this.
> >>
> >> Yes, it seems this is messed up where the target of the symlink is an
> >> absolute path.
> >>
> >> I've uploaded setup 2.913 with an attempted fix.
> >>
> >>     https://cygwin.com/setup/setup-2.913.x86_64.exe
> >>     https://cygwin.com/setup/setup-2.913.x86.exe
> >>
> >> Please try that (you'll have to reinstall the effected packages), and
> >> see if it improves things for you?
> >
> > Thank you! This fixes it for the Cygwin side, although the symlinks are
> > still technically not right from the Windows side. They're still showing
> > up prefixed \??\.
> >
> > It's an age since I mucked around with those functions - IIRC the API
> > function for writing them adds the \??\ itself and doesn't expect it
> > to have been supplied? However, when you read the reparse point you
> > have to remember to remove it yourself because who needs consistency
> > :o)
> 
> Thanks for testing.  It seems I still didn't have this quite right and
> these symlinks just happened to work for cygwin, but not native tools.
> 
> Please try
> 
>    https://cygwin.com/setup/setup-2.914.x86_64.exe
>    https://cygwin.com/setup/setup-2.914.x86.exe

I'm afraid that's just changed the \??\ to \\?\ on those symlinks.

All best,


David

-- 
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

- Raw text -


  webmaster     delorie software   privacy  
  Copyright © 2019   by DJ Delorie     Updated Jul 2019