Re: Need blocking /dev/null

Abramo Bagnara
2001-11-01T07:53:34Z

Doug McNaught wrote:
>
> Riley Williams <rhw@MemAlpha.cx> writes:
>
> > Are you sure?
> >
> > > find / -name "wanted-but-lost-download" | eat
> >
> > Doesn't work - you're piping the stdin there, not stderr as per my
> > example above. AFAIK, there's no way to pipe stderr without also piping
> > stdout, hence this sort of solution just doesn't work.
>
> The Bourne shell is more perverse than you realize:
>
> $ exec 3>&1; find / -name "wanted-but-lost-download" 2>&1 1>&3 3>&- | eat
>
> [stolen from "Csh Programming Considered Harmful" by Tom Christiansen]
>
> Horrible, but does work. ;)

$ find / -name "wanted-but-lost-download" 2>&1 1>&0 | eat

is simpler although dependent on stdin being a tty

--
Abramo Bagnara mailto:abramo@alsa-project.org

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It sounds good!