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X-HELO: calimero.vinschen.de
Date: Wed, 2 Apr 2014 10:40:26 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: Request for Junctions be treated consistently
Message-ID: <20140402084026.GM2508@calimero.vinschen.de>
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On Apr  1 09:39, Linda Walsh wrote:
> Corinna Vinschen wrote:
> >On Mar 29 05:53, Linda Walsh wrote:
> >>Linda Walsh wrote:
> >>>If you use the 'mountvol' you a *local* root folder
> >>>mounted at some drive letter that can be maintained over
> >>>boots. is listed as a JUNCTION and treated by cygwin
> >>>as a regular dir.
> >>>
> >>>For some reason the other type of directory hookup made
> >>>by "linkd" which also created a JUNKTION
> >>>vs. (mklink creating a SYMLINK or SYMLINKD) is shown
> >>>as a soft-pointer .
> >>---- hit send instead of save...Sigh...
> >>
> >>What I would like to see is restoring the native
> >>directory look to 'linkd' so that it could be use as
> >>a weaker sybling of linux's 'bind' command. Since there is no way to
> >>namespaces or have symlinks
> >>honored with out this, I would really be beneficial to not have
> >>those lumped in with SYMLINKs, as they are really JUNCTIONS.
> >>
> >>So could it be seen by cygwin as a dir and not a symlink.
> >>
> >>Ideal cygwin would be able to tell there was a 'mount' there, but
> >>symlinks are just walked all over these days..
> >
> >If you create a directory junction to an existing dir and treat it as
> >directory, the directory shows up twice under the same device number.
> >Find or tar will enumerate (and archive) the dir twice.
> >
> >A mount junction is typically used to mount devices.  The mount point
> >will be visible because the device number changes at the mount dir.
> ----
> If I mount a device using mount vol in 2 different places, will they
> have different device numbers the same?

The same, just as on Linux.

> I.e. fallback position is to use a small partition for common elements
> and mount it multiple times in the hierarchy.
>=20
> Seems like mounting the same vol on a subdir of itself would cause
> a look if the device number doesn't change -- but not sure why the
> device number would change.???

Sorry, but I really don't understand your question here.


Corinna

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

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