Fix race condition in PackageTests/NewBuild/CmdRun/Terminate #8081
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The "up and running" file was written before the signal handler was installed, so it was possible for the test to kill the subprocess before, leading to a missed "exiting" line in the output. I hope this fixes the sporadic failures we're seeing (haskell#8080).
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The "up and running" file was written before the signal handler
was installed, so it was possible for the test to kill the
subprocess before, leading to a missed "exiting" line in the
output.
I hope this fixes the sporadic failures we're seeing (#8080).
(I'm sure it's a good change, just not 100% on whether this
is the problem we saw in CI.)
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Please also shortly describe how you tested your change. Bonus points for added tests!