[Pdx-pm] Q about ithreads && signals
Joshua Hoblitt
jhoblitt at ifa.hawaii.edu
Sun Nov 17 15:53:59 CST 2002
> It's not a lot of cpu power. It's not even a need for threads and signals.
> Dress this up as needed:
sleep is probably a singal :)
> &do_query;
> my $next_query = time + 10;
> while (1) {
> # Wait until it's time...
> my $now = time;
> if ($now < $next_query) {
> # It's not time yet
> sleep($next_query - $now);
> } elsif ($now > $next_query) {
> # Missed the moment. Do whatever you need to do for that case.
> }
> &do_query;
> $next_query += 10;
> }
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