Aymeric Vincent <Aymeric.Vincent@labri.fr> wrote:
> Jan Schaumann <jschauma@netbsd.org> writes:
> 
> > Klaus Heinz <k.heinz.aug.zwei@onlinehome.de> wrote:
> >  
> > >   $ sh
> > >   $ bla >/dev/null 2>&1
> > >   bla: not found
> > 
> > Given my understanding of shells and redirection, I can not comprehend
> > why 'sh' does _not_ print the error to /dev/null.  It has been
> > instructed to do so.
> 
> Actually, the shell has been instructed to redirect the output of the
> "bla" command to /dev/null. Not its own output.

Hmmm, indeed:

# sh 2>/dev/null
blah >/dev/null
exit
#

# sh
$> exec blah >/dev/null 2>&1
# sh
$>  exec blah >/dev/null
exec: blah: not found
#

> So it seems semantically correct to me.

So ksh and bash are wrong, then?  Interesting.
-Jan

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