Add support for PTY to RPi serial gateway

core/MyHwLinuxGeneric.cpp

@@ -71,6 +71,12 @@ void hwInit()
 
 	#ifdef MY_GATEWAY_SERIAL
 		MY_SERIALDEVICE.begin(MY_BAUD_RATE);
+		#ifdef MY_LINUX_SERIAL_GROUPNAME
+			if (!MY_SERIALDEVICE.setGroupPerm(MY_LINUX_SERIAL_GROUPNAME)) {
+				debug("Unable to change permission for serial port device.\n");
+				exit(1);
+			}
+		#endif
 	#endif
 }
 

core/MyHwLinuxGeneric.h

@@ -25,7 +25,12 @@
 #include "MyHw.h"
 #include "SerialPort.h"
 
-SerialPort Serial = SerialPort(MY_LINUX_SERIAL_PORT);
+#ifdef MY_IS_SERIAL_PTY
+	SerialPort Serial = SerialPort(MY_LINUX_SERIAL_PTY, true);
+#else
+	SerialPort Serial = SerialPort(MY_LINUX_SERIAL_PORT);
+#endif
+
 #define MY_SERIALDEVICE Serial
 
 // Define these as macros (do nothing)

core/MyMainLinux.cpp

@@ -20,6 +20,10 @@ void handle_sigint(int sig)
 		detachInterrupt(MY_RF24_IRQ_PIN);
 	#endif
 
+	#if defined(MY_GATEWAY_SERIAL)
+		MY_SERIALDEVICE.end();
+	#endif
+
 	exit(0);
 }