#!/usr/bin/perl

# the classical producer/consumer example, using semaphores
# one process produces items, send s a signal.
# another process waits for that signal and
# consumed the item.

use Coro;
use Coro::Channel;
use Coro::Signal;

my $work = new Coro::Channel 3;
my $finished = new Coro::Signal;

async {
   for my $i (0..9) {
      print "produced $i\n";
      $work->put($i);
   }
   print "work done\n";
   $finished->send;
};

async {
   while () {
      my $i = $work->get;
      print "consumed $i\n";
   }
};

$finished->wait;

print "producer finished\n";

yield while $work->size;

print "job finished\n";