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Fix bug on posix in_waiting method #11

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3 changes: 2 additions & 1 deletion serialio/aio/posix.py
Original file line number Diff line number Diff line change
Expand Up @@ -269,7 +269,8 @@ async def close(self):
# - - - - - - - - - - - - - - - - - - - - - - - -

@property
def in_waiting(self):
@ensure_open
async def in_waiting(self):
"""Return the number of bytes currently in the input buffer."""
# ~ s = fcntl.ioctl(self.fd, termios.FIONREAD, TIOCM_zero_str)
s = fcntl.ioctl(self.fd, TIOCINQ, TIOCM_zero_str)
Expand Down