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Date:	Mon, 13 Feb 2017 16:16:14 +0100
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: cygpath -w converts relative paths to absolute windows paths
Message-ID:	<20170213151614.GA25846@calimero.vinschen.de>
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On Feb 12 18:38, Thomas Wolff wrote:
> Am 12.02.2017 um 12:23 schrieb Corinna Vinschen:
> > On Feb  7 14:35, Roger Qiu wrote:
> > > Hi,
> > >=20
> > > I've found that `cygpath --windows '../` will give back an absolute w=
indows
> > > path.
> > >=20
> > > I thought this would only happen if you provide the `--absolute` flag=
, or
> > > when the path is a special cygwin path.
> > >=20
> > > But this occurs just for normal directories.
> > >=20
> > > I have come across a situation where I need to convert ntfs symlinks =
to unix
> > > symlinks and back. Sometimes these symlinks have relative paths them.=
 Now by
> > > using cygpath --windows, I get back absolute paths, which means the
> > > integrity of the symlink isn't preserved.
> > >=20
> > > Can `cygpath --windows '../directory'` give back `..\directory` for p=
aths
> > > aren't special cygwin paths? These relative backslashes are supported=
 in
> > > Windows right now.
> > Not easily.  All paths are evaluated as absolute paths inside Cygwin.
> > The result of the path conversion is always an absolute path. A relative
> > path is generated from there by checking if the path prefix in POSIX
> > notation is identical to the current working directory.  If not, the
> > path stays absolute.  Naturally, if you use a "..", the resulting path
> > does not match the CWD anymore, so you're out.
> How about converting getcwd(), too, and comparing that?

Converting to what?  And how's that different from what I describe above?

Btw., did you see https://cygwin.com/ml/cygwin/2017-01/msg00404.html?


Thanks,
Corinna

--=20
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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