Fix Windows loop (#16737)

* Fix Windows loop

* Fix windows Ctrl+C

* Move windows restart handler out of setup_and_run_hass

homeassistant/helpers/signal.py

@@ -43,3 +43,28 @@ def async_register_signal_handling(hass: HomeAssistant) -> None:
                 signal.SIGHUP, async_signal_handle, RESTART_EXIT_CODE)
         except ValueError:
             _LOGGER.warning("Could not bind to SIGHUP")
+
+    else:
+        old_sigterm = None
+        old_sigint = None
+
+        @callback
+        def async_signal_handle(exit_code, frame):
+            """Wrap signal handling.
+
+            * queue call to shutdown task
+            * re-instate default handler
+            """
+            signal.signal(signal.SIGTERM, old_sigterm)
+            signal.signal(signal.SIGINT, old_sigint)
+            hass.async_create_task(hass.async_stop(exit_code))
+
+        try:
+            old_sigterm = signal.signal(signal.SIGTERM, async_signal_handle)
+        except ValueError:
+            _LOGGER.warning("Could not bind to SIGTERM")
+
+        try:
+            old_sigint = signal.signal(signal.SIGINT, async_signal_handle)
+        except ValueError:
+            _LOGGER.warning("Could not bind to SIGINT")