Gregg Dameron <gregg.dameron_at_lmco.com> writes:
> Mikhael Goikhman wrote:
>
> > Nowadays M4 preprocessing is not needed to write an ideal configuration.
> > m4 is pretty limited, it may be useful for simple things, but for more
> > complex needs you should write shell/perl scripts that create an fvwm
> > configuration on the fly, and read their output using PipeRead.
>
> I have used FvwmM4 to conditionally show/hide items in my TaskBar's Start men
> u
> tree on the fly. I have often wondered if using PipeRead with a script is
> "better", but I wonder if the PipeRead approach results in a greater number o
> f
> Unix processes being forked, and so might be visibly slower on a highly
> CPU-bound system (as ours are). Can anyone confirm or deny?
I doubt either approach could take much CPU time.
In one case, m4 needs to be invoked, in the other case
a shell is invoked. I guess the trade off would be in
the amount of processing power each uses.
Still, for the small amount of data each processes...
--
Dan Espen E-mail: dane_at_mk.telcordia.com
444 Hoes Lane Room RRC 1C-214 Phone: (732) 699-5570
Piscataway, NJ 08854
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Received on Wed Mar 06 2002 - 11:12:59 GMT