Fix logging of error if initialization of the radio fails

Signed-off-by: Tomas Hozza <thozza@gmail.com>

libraries/MySensors/MySensor.cpp

@@ -101,7 +101,9 @@ void MySensor::begin(void (*_msgCallback)(const MyMessage &), uint8_t _nodeId, b
 	isGateway = _nodeId == GATEWAY_ADDRESS;
 
 	// Setup radio
-	radio.init();
+	if (!radio.init()) {
+		debug(PSTR("radio initialization failed!"));
+	}
 
 #ifdef MY_SIGNING_FEATURE
 	// Read out the signing requirements from EEPROM

libraries/MySensors/MyTransport.h

@@ -22,12 +22,6 @@
 
 #include <stdint.h>
 
-#ifdef DEBUG
-#define debug(x,...) debugPrint(x, ##__VA_ARGS__)
-#else
-#define debug(x,...)
-#endif
-
 #define AUTO 0xFF // 0-254. Id 255 is reserved for auto initialization of nodeId.
 #define NODE_SENSOR_ID 0xFF // Node child id is always created for when a node
 
@@ -45,7 +39,7 @@ public:
 	// init()
 	// different parameters would be needed depending on radio module (e.g. channel, power, crc, etc.)
 	// keeping these parameters as #define's in MyConfig to streamline the driver interface
-	virtual void init() = 0;
+	virtual bool init() = 0;
 	// setAddress(address)
 	// set the node address and start listening to that address (and the broadcast address)
 	virtual void setAddress(uint8_t address) = 0;

libraries/MySensors/MyTransportNRF24.cpp

@@ -28,13 +28,12 @@ MyTransportNRF24::MyTransportNRF24(uint8_t ce, uint8_t cs, uint8_t paLevel)
 {
 }
 
-void MyTransportNRF24::init() {
+bool MyTransportNRF24::init() {
 	// Start up the radio library
 	rf24.begin();
 
 	if (!rf24.isPVariant()) {
-		debug(PSTR("check wires\n"));
-		while(1);
+		return false;
 	}
 	rf24.setAutoAck(1);
 	rf24.setAutoAck(BROADCAST_PIPE,false); // Turn off auto ack for broadcast
@@ -48,6 +47,7 @@ void MyTransportNRF24::init() {
 
 	// All nodes listen to broadcast pipe (for FIND_PARENT_RESPONSE messages)
 	rf24.openReadingPipe(BROADCAST_PIPE, TO_ADDR(BROADCAST_ADDRESS));
+	return true;
 }
 
 void MyTransportNRF24::setAddress(uint8_t address) {

libraries/MySensors/MyTransportNRF24.h

@@ -36,7 +36,7 @@ class MyTransportNRF24 : public MyTransport
 { 
 public:
 	MyTransportNRF24(uint8_t ce=RF24_CE_PIN, uint8_t cs=RF24_CS_PIN, uint8_t paLevel=RF24_PA_LEVEL);
-	void init();
+	bool init();
 	void setAddress(uint8_t address);
 	uint8_t getAddress();
 	bool send(uint8_t to, const void* data, uint8_t len);

libraries/MySensors/MyTransportRFM69.cpp

@@ -29,13 +29,13 @@ MyTransportRFM69::MyTransportRFM69(uint8_t freqBand, uint8_t networkId, uint8_t
 {
 }
 
-void MyTransportRFM69::init() {
+bool MyTransportRFM69::init() {
 	// Start up the radio library (_address will be set later by the MySensors library)
 	radio.initialize(_freqBand, _address, _networkId);
 #ifdef RFM69_ENABLE_ENCRYPTION
     radio.encrypt(ENCRYPTKEY);
 #endif
-	
+	return true;
 }
 
 void MyTransportRFM69::setAddress(uint8_t address) {

libraries/MySensors/MyTransportRFM69.h

@@ -31,7 +31,7 @@ class MyTransportRFM69 : public MyTransport
 { 
 public:
 	MyTransportRFM69(uint8_t freqBand=RFM69_FREQUENCY, uint8_t networkId=RFM69_NETWORKID, uint8_t slaveSelectPin=RF69_SPI_CS, uint8_t interruptPin=RF69_IRQ_PIN, bool isRFM69HW=false, uint8_t interruptNum=RF69_IRQ_NUM);
-	void init();
+	bool init();
 	void setAddress(uint8_t address);
 	uint8_t getAddress();
 	bool send(uint8_t to, const void* data, uint8_t len);