Try it this way;

Perl> $pid = system 1, 'perl', '-E"sleep 20; say q[done]"';;
Perl> print kill 0, $pid while sleep 1;;
1
1
1
1
1
1
1
1
1
1
1
1
done
1
0
0
0
0
0
0
0

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With the rise and rise of 'Social' network sites: 'Computers are making people easier to use everyday'
Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re^2: Using Proc::Background and Win32 by BrowserUk
in thread Using Proc::Background and Win32 by mmartin

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