>>>>> On Fri, 8 Sep 2017, Robin H Johnson wrote: > On Thu, Aug 31, 2017 at 10:45:42PM +0200, Michał Górny wrote: >> + export PATH=/dev/null > Minor nitpick: The Single UNIX spec says that PATH is a set of > prefixes, and that they're treated as directories. > http://pubs.opengroup.org/onlinepubs/7908799/xbd/envvar.html
> I think it might be good to use either a non-existing path, or a > known empty directory (/var/empty), rather than /dev/null which DOES > exist. Is /var/empty standard? On my system here, it belongs to net-misc/openssh. Also any /dev/null/foo is guaranteed not to exist, so I don't see how pathname resolution could possibly succeed when PATH is /dev/null. Ulrich
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