Re: dirname(3) used on its own results?

[Edgar Fuß <ef%math.uni-bonn.de@localhost>]

> or are we restricted by some standard from having dirname(3)
> be able to be called on the results of a previous dirname(3) call
Not exactly restricted from, but
	This is not strictly a bug; it is explicitly allowed by 
	IEEE Std 1003.1-2001 (``POSIX.1'').

> in which case we should document this in the manpage?
	The dirname() function returns a pointer to static storage 
	that may be overwritten by subsequent calls to dirname().