[racket] Unix file permissions/owner/group

On 08/30/2010 01:50 AM, Neil Van Dyke wrote:
> Has anyone already implemented Racket API for dealing with Unix file
> permissions/owner/group?

> * Procedure(s) to set a named file's permissions, owner, and/or group.
> 
> * Procedure to get the permissions, owner, and group of a named file.

Sure, I did that. I'll attach a quick demonstration.
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