Chet Ramey <chet.ra...@case.edu> writes:
> `cd ..' should fail, since the parent no longer exists, and the pathname
> canonicalization should fail, since there's presumably no longer a valid
> path to reach the current directory. No value for $PWD is correct.
${PWD%/*} would be a reasonable value. FWIW, this is what ksh uses in
this case, it doesn't fail.
Andreas.
--
Andreas Schwab, SUSE Labs, sch...@suse.de
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"And now for something completely different."
