From: Paul Brannan <pbrannan@...>
Date: 2002-04-13T07:45:36+09:00
Subject: Re: Process controlls

On Sat, Apr 13, 2002 at 05:58:33AM +0900, JohnW wrote:
> Yet another iteration....and I'm one step closer:
> 
> a = IO.popen("foo")
> 
> begin
>   sleep(5)
>   until File.exist?("file")
>   end
> ensure
>   p "kiing manager"
>   Process.kill("SIGTERM", a.pid)
> end
> 
> 
> With this I get the CORRECT pid, but the kill method returns an error
> saying I'm not the owner.  OK...how do I correct that?

Strange.  If you created the process, you should be able to kill it.

Perhaps this is not exactly what your code is doing?

Can you do:
  system("ps aux | grep #{a.pid}")

and see if that gives you any relevant debugging information?

Paul