embedding: provide hook for custom process.exit() behaviour
Embedders may not want to terminate the process when process.exit()
is called. This provides a hook for more flexible handling of that
situation.
Refs: https://github.com/nodejs/node/pull/30467#issuecomment-603689644 (/cc @linroid)
Checklist
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
documentation is changed or added -
commit message follows commit guidelines