Besides that issue, a name change would only confuse users
further.  I still see confusion about ksh88, ksh93, pdksh and
and customized versions of ksh such as the one in Solaris


> Date: Fri, 23 Jul 2010 18:01:42 -0400
> From: [email protected]
> To: [email protected]
> Subject: Re: [ast-users] suggestion: parallel sh
> 
> Subject: Re: [ast-users] suggestion: parallel sh
> --------
> 
> > Hi,
> > 
> > http://minilien.org/t48k
> > 
> > the principle is interresting :
> > 
> > set -j 4
> > 
> > however, I prefer to just limit the // executions using the usual &
> > 
> > for i in 3 5 11 21 8 9 13 7; do
> >        echo sleep $i
> >        ( sleep $i
> >        echo $i finished ) &
> > done
> > 
> > than any new keywords like :
> > 
> > pfor i in 3 5 11 21 8 9 13 7; do
> >        echo sleep $i
> >        sleep $i
> >        echo $i finished
> > done
> > 
> > I suppose that the expected result is :
> > sleep 3
> > sleep 5
> > sleep 11
> > sleep 21
> > 3 finished
> > sleep 8
> > 5 finished
> > sleep 9
> > 11 finished
> > sleep 13
> > 8 finished
> > sleep 7
> > 9 finished
> > 7 finished
> > 21 finished
> > 13 finished
> > 
> > possible usage :
> > 
> > set -j #
> > 
> > where # is the maximum number of // jobs
> > 0 : infinite (default)
> > -1 : auto-configure to the number of cpu
> > 
> 
> ksh93 uses the variable JOBMAX to control the maximum number
> of background processes.  If more than JOBMAX is invoked,
> then ksh93t waits for one to complete.
> 
> ksh93u will be introducing named background pools and jobs
> in background pools can execute on other systems.
> 
> The syntax
>       & poolname
> defines and sets the current background pool.  Each background
> job will be placed in this pool until another
>       & pool
> is given.
> 
> You can invoked kill,wait  and other job related commands on a pool.
> 
> There will be more about this as ksh93u progresses.
>       
> 
> David Korn
> [email protected]
> _______________________________________________
> ast-users mailing list
> [email protected]
> https://mailman.research.att.com/mailman/listinfo/ast-users
                                          
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