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Ensure LinuxListener.close can be called multiple times

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Kovid Goyal 2020-10-17 13:08:49 +05:30
parent 3686dc929c
commit fc77917e9c
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1 changed files with 5 additions and 2 deletions
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7
src/calibre/utils/ipc/server.py
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@ -123,8 +123,11 @@ def close(self):
# shutdown() not close(). This is needed to allow calibre to
# restart using the same socket address.
import socket
self._listener._socket.shutdown(socket.SHUT_RDWR)
self._listener._socket.close()
listener = self._listener
if listener is not None:
self._listener = None
listener._socket.shutdown(socket.SHUT_RDWR)
listener._socket.close()
def accept(self, *args, **kwargs):
ans = Listener.accept(self, *args, **kwargs)