Re: $$ broken??

[dieter roelants <dieter.NetBSD%pandora.be@localhost>]

On Mon, 25 Mar 2013 15:29:03 -0400 (EDT)
Mouse <mouse%Rodents-Montreal.ORG@localhost> wrote:

> > $ pid=$(sh -c 'ps -oppid -p $$')
> > $ pid=${pid#PPID }
> 
> Ooh, nice!  Thank you.
> 
> > Although some old versions of sh don't like the space in that
> > pattern.
> 
> At worst, and at the cost of another process,
> 
> ps -oppid -p $$ | sed -e 1d

or without the extra fork:

ps -o ppid= -p $$


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