Shell Help
Simon Wistow
simon at thegestalt.org
Mon May 14 17:02:57 BST 2007
On Mon, May 14, 2007 at 04:20:36PM +0100, Fred Youhanaie said:
> How about a sub-shell to cover the whole lot?
>
> (output=`...`
> if ...
> ...
> fi ) &
At first I thought this was the solution but it still doesn't work
since, unfortunately, I need the PID if it does succeed to store in a
PID file. Although I can possibly work round that by grepp ps ... except
that's far too horrible to even admit.
Adn, having tried just that, it doesn't work since $! gets populated
anyway.
I hate shell programming.
> You can also redirect to a file, then check size of file, instead of
> $output.
No can do - chatty app spews a bunch of stuff to STDOUT on start up of
variable length. If there's an error it just prints more stuff to
STDOUT but I can't guarantee that I'll be able to tell the difference
between a normal
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