Edgar =?iso-8859-1?B?RnXf?= wrote: > > 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().
I agree with that part of the manpage. But there's nothing in that bit that implies (to me!) "You can't subsequently call dirname(3) on the results of a previous call to dirname(3)". Cheers, Simon.
