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Date: Mon, 28 Jul 2008 12:19:51 +0100 (BST)
From: Hugh Sasse <hgs AT dmu DOT ac DOT uk>
To: Tom Quarendon <tom DOT quarendon AT teamwpc DOT co DOT uk>
cc: cygwin AT cygwin DOT com
Subject: Re: Problems with file permissions and cp when running on Vista
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On Mon, 28 Jul 2008, Tom Quarendon wrote:

> Larry Hall (Cygwin) wrote:
>> I'd start at the source.  Give yourself POSIX-style access to the files
>> to start with.  'cp' will preserve that access.  'cp' and many other
>> utilities don't take ACL permissions into account.  They are silently
>> ignored.  For whatever reason, it looks like your source file has no
>> POSIX permissions for user, group, and other.  Fix that with 'chmod'
>> and I think you'll have solved your problem.
>> 
>
> I struggle to give myself posix style permissions.
> I have a file README.txt in the root of my build source tree:
> $ getfacl README.txt
> # file: README.txt
> # owner: Tom
> # group: None
> user::---
> group::---
> group:SYSTEM:rwx
> group:Administrators:rwx
> group:Users:r-x
> mask:rwx
> other:---
>
> If I then do chmod --
> $ chmod 755 README.txt
> chmod: changing permissions of `README.txt': Permission denied
>
When I had that on Vista, I found running the Cygwin window as
administrator allowed me to chmod stuff.  I had to chmod the whole
of /usr to something more useful. [Just in case you need it: right
click the icon, then "run as administrator" is near the top of the
menu. BYKT, I expect]

         HTH
         Hugh

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