diff options
-rwxr-xr-x | gpscat | 9 |
1 files changed, 8 insertions, 1 deletions
@@ -31,6 +31,9 @@ def reporter(errlevel, msg): if errlevel <= debuglevel: sys.stdout.write(msg) +def printusage(): + sys.stderr.write("usage: gpscat [-s speed] serial-port\n") + if __name__ == '__main__': buf = "" try: @@ -60,9 +63,13 @@ if __name__ == '__main__': elif switch == '-D': debuglevel = BASELEVEL + int(val) elif switch == '-h': - sys.stderr.write("usage: gpscat [-s speed] serial-port\n") + printusage() raise SystemExit, 0 + if (len(arguments) != 1): + printusage() + raise SystemExit, 1 + if "rfcomm" in arguments[0]: # Bluetooth special case s = socket.socket(socket.AF_BLUETOOTH, socket.SOCK_STREAM, socket.BTPROTO_RFCOMM) s.connect((arguments[0], 1)) |