THRIFT-567. cpp: Can't immediately stop a TSimpleServer thread that is idle

This interrupts the server in addition to setting the stop flag.

Patch: Rush Manbert

git-svn-id: https://svn.apache.org/repos/asf/incubator/thrift/trunk@991974 13f79535-47bb-0310-9956-ffa450edef68
1 file changed