note BrowserUk <blockquote><i>t won't work... Thread would be terminated, I suppose.</i></blockquote> <p>Why "suppose"? Did you try it? <code> C:\test>perl -Mthreads -E"async{ qx{perl -E\"sleep 5; die q[Now I'm done];\"} }->detach; select'','','',0.1; die 'I\'m done'" I'm done at -e line 1. C:\test>Now I'm done at -e line 1. </code> <p>So long as you give the thread chance to start the command running, it will complete even if the thread dies. <p>Ie. <i>"t1.pl runs completely independently of t2.pl"</i>. <p>It's probably not how I would do it; but then 'it' -- as you've defined it so far -- is so completely pointless, I probably wouldn't do it at all. <P>But if I did, on Windows I'd probably use <c>system 1, 't1.pl arg1 arg2 arg3';</c> <div class="pmsig"><div class="pmsig-171588"> <hr /> <font size=1 > <div>With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'</div> <div>Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.</div> <div>"Science is about questioning the status quo. Questioning authority". </div> <div>In the absence of evidence, opinion is indistinguishable from prejudice. <p align=right> [http://thebottomline.cpaaustralia.com.au/|RIP Neil Armstrong]</p></div> </font> </div></div> 1002016 1002034