Use SerialRPC for Serial obj

Author: facchinm

cores/arduino/Arduino.h

@@ -115,7 +115,7 @@ extern analogin_config_t adcCurrentConfig;
 #if defined(RPC_SERIAL)
 #undef Serial
 #if __has_include("RPC.h")
-#define Serial RPC
+#define Serial SerialRPC
 #else
 extern ErrorSerialClass ErrorSerial;
 #define Serial ErrorSerial

libraries/RPC/src/RPC.h

@@ -72,6 +72,15 @@ class RPCClass : public Stream, public rpc::detail::dispatcher {
 	        }
 	    }
 
+    template <typename... Args>
+      void send(std::string const &func_name,
+                                       Args... args) {
+
+        auto client = new rpc::client();
+        client->call(func_name, args...);
+        delete client;
+      }
+
 		template <typename... Args>
     	RPCLIB_MSGPACK::object_handle call(std::string const &func_name,
                                        Args... args) {

libraries/RPC/src/SerialRPC.h

@@ -45,13 +45,13 @@ class SerialRPCClass : public Stream {
 		for (size_t i=0; i < len; i++) {
 			tx_buffer.push_back(buf[i]);
 		}
-		RPC.call("on_write", tx_buffer);
+		RPC.send("on_write", tx_buffer);
 		return len;
 	}
 
 	using Print::write;
 
-	int begin() {
+	int begin(long unsigned int = 0, uint16_t = 0) {
 		if (RPC.begin() == 0) {
 			return 0;
 		}

variants/PORTENTA_X8/pins_arduino.h

@@ -140,7 +140,7 @@ void _ontouch1200bps_();
 
 #include "api/HardwareSerial.h"
 
-#define MACRO_ERROR_SERIAL_STR "\n\n****\nPlease include RPC library to use Serial\n****\n\n"
+#define MACRO_ERROR_SERIAL_STR "\n\n****\nPlease include SerialRPC library to use Serial\n****\n\n"
 #define MACRO_ERROR_SERIAL __attribute__ ((error(MACRO_ERROR_SERIAL_STR)))
 
 class ErrorSerialClass : public arduino::HardwareSerial {

variants/PORTENTA_X8/variant.cpp

@@ -67,4 +67,9 @@ extern "C" {
   unsigned int PINCOUNT_fn() {
     return (sizeof(g_APinDescription) / sizeof(g_APinDescription[0]));
   }
-}
+}
+
+
+void initVariant() {
+
+}