[distcc] impossible host-down warnings from ccache+distcc

[Martin Pool]

On 22 Mar 2003, Alexandre Oliva <oliva at lsd.ic.unicamp.br> wrote:

> After checking DISTCC_HOSTS was set properly, exported, etc, checking
> that distccd hadn't crashed on livre, etc, I figured it out: ccache
> had saved the warning printed by distcc in earlier runs, and now it
> was presenting them to be again.  Doh!

Yes, it's a problem.  I've been meaning to add to ccache a way for
programs to produce non-cached error message, by it providing a
separate fd writing directly to stderr.  distcc can then use that for
things like unreachable hosts.  In fact probably most distcc errors
should not be cached.

-- 
Martin