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https://github.com/fasteddy516/SimplySerial.git
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fixed missing object reference exception in ExitProgram()
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c1a66d192e
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@ -240,11 +240,6 @@ namespace SimplySerial
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// get a list of all available com ports
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string[] availablePorts = SerialPort.GetPortNames();
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foreach (string potentialPort in availablePorts)
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{
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Console.WriteLine("PORT: {0}", potentialPort);
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}
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// if no port was specified, default to the first/only available com port, exit with error if no ports are available
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if (port == String.Empty)
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{
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@ -305,7 +300,7 @@ namespace SimplySerial
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static void ExitProgram(string message="", int exitCode=0, bool silent=false)
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{
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// the serial port should be closed before exiting
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if (serialPort.IsOpen)
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if (serialPort != null && serialPort.IsOpen)
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serialPort.Close();
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if (!silent)
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@ -339,7 +334,7 @@ namespace SimplySerial
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// '?' or 'h' trigger the 'help' text output and supersede all other command-line arguments
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// 'q' enables the 'quiet' option, which needs to be enabled before something that would normally generate console output
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// 'n' enables the 'nowait' option, which needs to be enabled before anything that would trigger an artificial delay
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foreach (char c in "?hqn")
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foreach (char c in "?hlqn")
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{
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if (x[0] == c)
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return (-1);
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