sh bug?

Julian Elischer julian at elischer.org
Fri Jan 28 01:06:24 PST 2005


Harti Brandt wrote:
> On Fri, 28 Jan 2005, Julian Elischer wrote:
> 
> JE>however  echo $$
> JE>and
> JE>  ( echo $$ )
> JE>
> JE>produce the same result.
> 
> I think that the $$ is expanded in the old shell in any case.

hence my test of
ps -l vs (ps -l)

unfortunatly the shell short circuits that too if it's too simple.


> 
> harti
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