wait() on a PID that is not your child
wait() on a PID that is not your child
Posted Oct 8, 2011 0:27 UTC (Sat) by Richard_J_Neill (subscriber, #23093)Parent article: A Plumber's Wish List for Linux
There are lots of uses for this! Its usually possible to work around, but sometimes not. A contrived example might be for a user to want kdialog to tell him as soon as apache quits; at the moment, it's necessary to poll.
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