cp file2/ file2/ (with no -r on 4.2)

[Henry Spencer]

"cp dir somewhere" will do a byte copy of the directory on most any Unix.
This behavior is useless enough, and confusing enough to the naive users,
that we altered cp to complain and refuse.
-- 
				Henry Spencer @ U of Toronto Zoology
				{allegra,ihnp4,linus,decvax}!utzoo!henry