Ben Newman 35ca6980dc Use is-reachable to detect child process health in self-test. ...

On Linux, child processes that have exited may remain as <defunct>
"zombie" processes, which prevents process.kill(childPid, 0) from
throwing, so we need a different trick for detecting whether the child
process is still alive.

2019-05-02 17:10:41 -04:00

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