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Re: Bourne sh redirection, a loop variable, and ':'


From: Ralf Wildenhues
Subject: Re: Bourne sh redirection, a loop variable, and ':'
Date: Fri, 19 Sep 2008 20:57:18 +0200
User-agent: Mutt/1.5.18 (2008-05-17)

* Paolo Bonzini wrote on Fri, Sep 19, 2008 at 08:53:01PM CEST:
> > According to Ralf Wildenhues on 9/13/2008 1:27 AM:
> >>> #  for i in 1 2 3 ; do : >x$i ; sleep 60 ; done ; date ; ls -l x*

> What about suggesting "touch" instead?  Can we assume its presence?

Yes, but it has the documented issues; albeit, all of those are pretty
much not a problem any more.  (There are embedded systems where utime is
not implemented, thus touch -r/-t does not work; but that is not
relevant here.)

Cheers,
Ralf




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