forked from platypush/platypush
Wait until the joystick device is readable after it appears to prevent race conditions where jstest fails with temporary "permission denied" errors
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1 changed files with 10 additions and 4 deletions
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@ -100,11 +100,17 @@ class JoystickJstestBackend(Backend):
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def _wait_ready(self):
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def _wait_ready(self):
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self.logger.info(f'Waiting for joystick device on {self.device}')
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self.logger.info(f'Waiting for joystick device on {self.device}')
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while not self.should_stop() and not os.path.exists(self.device):
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while not self.should_stop():
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time.sleep(1)
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if not os.path.exists(self.device):
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time.sleep(1)
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if self.should_stop():
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try:
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return
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with open(self.device, 'rb'):
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break
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except Exception as e:
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self.logger.debug(e)
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time.sleep(0.1)
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continue
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self.bus.post(JoystickConnectedEvent(device=self.device))
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self.bus.post(JoystickConnectedEvent(device=self.device))
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