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Subject:	Re: After cygwin update, all files are created with +x flag
To:	cygwin AT cygwin DOT com
References:	<10m9flagqmy3w$.1dy4m4bn3fx8g DOT dlg AT 40tude DOT net>
From:	Ken Brown <kbrown AT cornell DOT edu>
Message-ID:	<560FCE3D.8090503@cornell.edu>
Date:	Sat, 3 Oct 2015 08:46:53 -0400
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On 10/3/2015 6:07 AM, Michal Wysocki wrote:
> Hi
>
> While installing some packages I've accidentally updated my whole cygwin
> from 1.7.29 to 2.1.1.
>
>  From what I've found, around 1.7.34/35 there was some big change in ACL
> handling.
>
> Now, all my files and directories created in old cygwin (kernel build tree,
> cygwin /etc folder etc.) have totally messed up permissions. Essentially
> all files have 0774.
>
> Also all new files created by touch, scripts, compilers etc., end up with
> executable flag set:
>
> $ touch test
> $ getfacl -a test
> # file: test
> # owner: Misiek
> # group: None
> user::rw-
> group::r--
> group:Uzytkownicy uwierzytelnieni:rwx // Authenticated users
> group:SYSTEM:rwx
> group:Administratorzy:rwx // Admins
> group:Uzytkownicy:r-x // Users
> mask:rwx
> other:r--
> $ ls -l test
> -rwxrwxr--+ 1 Misiek None 0 10-03 11:33 test
>
>
> Of course everything still works, but is it new expected behavior? I'm not
> sure if I really understand windows ACL, but this change in how cygwin
> handles them is really disruptive...
>
> Is there a tool / way to convert permissions on all my work folders/files,
> so they are interpreted by new cygwin the same way as old one did?

setfacl -b

See https://cygwin.com/faq/faq.html#faq.using.ssh-pubkey-stops-working .

Ken


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