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Date: Wed, 25 Feb 2015 18:18:58 +0100
From: Corinna Vinschen <corinna-cygwin@cygwin.com>
To: cygwin@cygwin.com
Subject: Re: [ANNOUNCEMENT] TEST RELEASE: Cygwin 1.7.35-0.4
Message-ID: <20150225171858.GK437@calimero.vinschen.de>
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References: <announce.20150225125112.GB7010@calimero.vinschen.de> <CAKf2h5Ta2oWf0pekon0mW0g2Z=TZcqzZvQ5ccAiAyNyHUo+qkQ@mail.gmail.com>
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On Feb 25 17:34, Frank Fesevur wrote:
> 2015-02-25 13:51 GMT+01:00 Corinna Vinschen:
> > Another important change in this release is a change to chmod.  As many
> > of you experienced since Cygwin 1.7.34, chmod does not always affect the
> > POSIX permission mask as returned by stat(2) or printed by ls(1), due to
> > the improved POSIX ACL handling.  As a temporary workaround, chmod now
> > checks if secondary groups and users in the ACL have more permissions
> > than the primary group.  If so, the permissions of the secondary users
> > and groups will be reduced according to the mask given by the new
> > primary group permissions.  I.e, chmod 600 will remove all permissions
> > from the primary group as well as all secondary user and group entries
> > in the ACL.
>=20
> I have problems running screen on my pc. When I start it, it complains
> about the mode of the temporary directory.
> "Directory /tmp/uscreens/S-Frank must have mode 700."
>=20
> With 1.7.35-0.3 I could not chmod the directory manually. I just
> upgraded to 1.7.35-0.4 and now I can manually chmod the directory to
> 700 and start screen again.
>=20
> But IFAIK previously (not sure when) screen was able to chmod the
> directory itself, but now not anymore.

There's no difference in chmod whether called from screen or manually
from the shell.  It's always the same call to chmod(2).  I don't know
what's going on in screen there, sorry.


Corinna

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

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