Bugs item #5351, was opened at 2006-08-08 01:56
You can respond by visiting: 
http://rubyforge.org/tracker/?func=detail&atid=1698&aid=5351&group_id=426

Category: Core
Group: 1.8.x
Status: Open
Resolution: None
Priority: 3
Submitted By: Erik Hollensbe (erikh)
Assigned to: Nobody (None)
Summary: Process.gid= fails on OS X

Initial Comment:
It's that simple. Assign to Process.gid= as root and Ruby will send you an EPERM. setgid() from libc does not have this issue.

----------------------------------------------------------------------

You can respond by visiting: 
http://rubyforge.org/tracker/?func=detail&atid=1698&aid=5351&group_id=426