> David,
>
> How did you get the RANDOM to produce random numbers
> if it's running in its own process?
>
> I ran this in UWIN-VI HQ 4.5/6.0 2009-08-14 i686 i686 32/64 UWIN
> and had to take the RANDOM clause out of the bg process to have it
> not repeat the same result.
>
> for i in {1..10}; do
> { r=$((1+(RANDOM%8))); sleep $r; exit $r;} &
> done; wait
>
> for i in {1..10}; do
> r=$((1+(RANDOM%8))); { sleep $r; exit $r;} &
> done; wait
>
>
>
Good question.
If I remember correctly, ksh calls the random number generator before each
fork so that each child will inherit a different starting point.
It also used the pid to initialized the random number generator
on each ksh startup.
David Korn
[email protected]
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