DMARC-Filter: OpenDMARC Filter v1.4.2 delorie.com 517JS0H42964925
Authentication-Results: delorie.com; dmarc=pass (p=none dis=none) header.from=cygwin.com
Authentication-Results: delorie.com; spf=pass smtp.mailfrom=cygwin.com
DKIM-Filter: OpenDKIM Filter v2.11.0 delorie.com 517JS0H42964925
Authentication-Results: delorie.com;
	dkim=pass (1024-bit key, unprotected) header.d=cygwin.com header.i=@cygwin.com header.a=rsa-sha256 header.s=default header.b=vBOGh90Q
X-Recipient: archive-cygwin@delorie.com
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 832673857B94
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cygwin.com;
	s=default; t=1738956479;
	bh=Ez8bHDih/1apzeJTgmi+rCDsnSRF0oKUBT2zqBigCvg=;
	h=Date:To:Subject:In-Reply-To:References:List-Id:List-Unsubscribe:
	 List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To:Cc:
	 From;
	b=vBOGh90Qh8FtHwXq18ZrzQGoMcfUshognRPsh4ZTvRfYpCXL/mHY35SrpJMKr0S8N
	 02fkCZVRgKx3zI/ZHR8wfp7JAgxUq+q/GVQaYBO5E7O1z5Kc2dzzoiqO4ODm447Sgd
	 Bgbjv2bQin7xy6S62/VkwQRmo+Q2ScDtCFySsYy0=
X-Original-To: cygwin@cygwin.com
Delivered-To: cygwin@cygwin.com
DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 372203857C6E
ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 372203857C6E
ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1738956455; cv=none;
 b=EXFsneOAkGuUbuUF62+dpJA6A8bHfYcHnVH/H63Ws5rYjkI0mO9qIcOIOl1Fgw9klDZIUePcp9LPsxyqziFMtlFsW+0Z6t+NBQN8tpv/JnY06V/62y5x1BjQglz2axKshwvwvQGbjs9eaavHtSfsSxFO+wKUunqNxA0g3vTbjQo=
ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key;
 t=1738956455; c=relaxed/simple;
 bh=vtxL/3dyoovAJDHcuvzGSrHU7C1p5evXdPP5t3yw8Bg=;
 h=DKIM-Signature:Date:From:To:Subject:Message-ID:MIME-Version;
 b=Qagm33JNOpS67TsSjCh+D9O9YFX0oEe9Wj2uG3qwDsTnWiipoo2nup/zQ5Vm2loWY4ZPhn6OjfncvBxNpBZrltbkUBLRvcvGZBnUCtauOmJZ6o6wi3eiLzt9bPzvsye4YfTSZBJnLa8Vt4bYHNaJFJjsRqMwEZuSDpNfkDIl18o=
ARC-Authentication-Results: i=1; server2.sourceware.org
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 372203857C6E
Date: Fri, 7 Feb 2025 11:27:34 -0800 (PST)
X-X-Sender: jeremyd@resin.csoft.net
To: gisburn@nrubsig.org
Subject: Re: What symlink value should |MRxCreate()| return on |STATUS_REPARSE|
 to redirect to another DOS drive or UNC path ?
In-Reply-To: <CAKAoaQnBy2wj0aVrE4nj2AMNAz9qx92tb+_o173n+K30aiyZOg@mail.gmail.com>
Message-ID: <8d64f2a7-c317-f406-63a2-7afbdad78340@jdrake.com>
References: <CAKAoaQnBy2wj0aVrE4nj2AMNAz9qx92tb+_o173n+K30aiyZOg@mail.gmail.com>
MIME-Version: 1.0
X-BeenThere: cygwin@cygwin.com
X-Mailman-Version: 2.1.30
Precedence: list
List-Id: General Cygwin discussions and problem reports <cygwin.cygwin.com>
List-Unsubscribe: <https://cygwin.com/mailman/options/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=unsubscribe>
List-Archive: <https://cygwin.com/pipermail/cygwin/>
List-Post: <mailto:cygwin@cygwin.com>
List-Help: <mailto:cygwin-request@cygwin.com?subject=help>
List-Subscribe: <https://cygwin.com/mailman/listinfo/cygwin>,
 <mailto:cygwin-request@cygwin.com?subject=subscribe>
From: Jeremy Drake via Cygwin <cygwin@cygwin.com>
Reply-To: Jeremy Drake <cygwin@jdrake.com>
Cc: cygwin@cygwin.com
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Errors-To: cygwin-bounces~archive-cygwin=delorie.com@cygwin.com
Sender: "Cygwin" <cygwin-bounces~archive-cygwin=delorie.com@cygwin.com>

On Fri, 7 Feb 2025, Roland Mainz via Cygwin wrote:

> Hi!
>
> ----
>
> [Slightly offtopic, but I am banging my head against this problem most
> of the day]
> What symlink value should |MRxCreate()| return on |STATUS_REPARSE| to
> redirect to another DOS drive or UNC path ? I tried something like
> "L:\foo", but somehow the Win10 kernel just appends that to the base
> of the filesystem mount point, resulting in a totally wrong path...

Not knowing anything about that in particular, have you tried
paths of the form L"\??\L:\foo"?  Though perhaps at that level they should
point to the volume path instead of a drive letter?  I think UNC looks
like L"\??\UNC\server\share\..." in NT paths...

-- 
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
