[aklug] Re: tar overwriting

From: William Morita <wamorita@gmail.com>
Date: Sat Apr 09 2011 - 21:50:27 AKDT

Christopher

Had you considered using CPIO instead of tar ?
That should insure that the permissions in the archive supersede the
file system settings.

-- 
-- Bill Morita
On 4/9/11, Christopher Howard <christopher.howard@frigidcode.com> wrote:
> Can tar overwrite files, but make the new files (I'm presuming they are
> deleted and recreated) have the same ownership/permissions as the old
> (overwritten) files? I.e., rather than using the ownership/permissions
> from the archive, or simply using the standard permissions for newly
> created files. I went through the man/info pages a time or two, but I'm
> still a bit unclear as to what precise switch voodoo would make this
> happen. (Assuming it is even capable of doing that.)
>
> Something I run into when doing upgrades on software packages in Web
> directories: I set special permissions on certain files, but I lose a
> lot of them when I overlay the old files with the new files from the
> upgrade package.
>
> --
> frigidcode.com
> theologia.indicium.us
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Received on Sat Apr 9 21:50:36 2011

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