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Date:      Tue, 22 Dec 1998 13:46:41 +0100
From:      Martin Cracauer <cracauer@cons.org>
To:        Thomas David Rivers <rivers@dignus.com>, freebsd-hackers@freefall.cdrom.com
Subject:   Re: Interesting un-interruptible shell script on 3.0-RELEASE (possible sh bug?)
Message-ID:  <19981222134641.A12019@cons.org>
In-Reply-To: <199812220243.VAA21066@lakes.dignus.com>; from Thomas David Rivers on Mon, Dec 21, 1998 at 09:43:24PM -0500
References:  <199812220243.VAA21066@lakes.dignus.com>

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In <199812220243.VAA21066@lakes.dignus.com>, Thomas David Rivers wrote: 
> 
> Try the following on a 3.0-RELEASE system, under the bourne shell:
> 
>    while true
>    do
>      sleep 2
>    done

Sorry, this works for me. I'm on current, but sh didn't change since
3.0-RELEASE. 

What does this show?
  ktrace sh thisscript
  kdump | grep sleep

BTW, an easier way to have an endless look is 
  while : ; do sleep 2 ; done

Martin
-- 
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Martin Cracauer <cracauer@cons.org> http://www.cons.org/cracauer
BSD User Group Hamburg, Germany     http://www.bsdhh.org/

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