Update Print on Teensy 2.0 & Teensy++ 2.0

teensy/Print.h

 
 class __FlashStringHelper;
 
-#if ARDUINO >= 100
 class Print
 {
   public:
-	Print() : write_error(0) {}
-	virtual size_t write(uint8_t b);
+	constexpr Print() : write_error(0) {}
+	virtual size_t write(uint8_t b) = 0;
 	size_t write(const char *str)			{ return write((const uint8_t *)str, strlen(str)); }
 	virtual size_t write(const uint8_t *buffer, size_t size);
+	virtual int availableForWrite(void)		{ return 0; }
+	virtual void flush()				{ }
 	size_t write(const char *buffer, size_t size)   { return write((const uint8_t *)buffer, size); }
 	size_t print(const String &s);
 	size_t print(char c)				{ return write((uint8_t)c); }
 	size_t printFloat(double n, uint8_t digits);
 };
 
-#else
-class Print
-{
-  public:
-	virtual void write(uint8_t);
-	virtual void write(const char *str);
-	virtual void write(const uint8_t *buffer, size_t size);
-	void print(const String &s);
-	void print(char c)				{ write((uint8_t)c); }
-	void print(const char s[])			{ write(s); }
-	void print(const __FlashStringHelper *f);
-
-	void print(uint8_t b)				{ write(b); }
-	void print(int n)				{ print((long)n); }
-	void print(unsigned int n)			{ printNumber(n, 0, 10); }
-	void print(long n);
-	void print(unsigned long n)			{ printNumber(n, 0, 10); }
-
-	void print(unsigned char n, int base)		{ printNumber(n, 0, base); }
-	void print(int n, int base)			{ (base == 10) ? print(n) : printNumber(n, 0, base); }
-	void print(unsigned int n, int base)		{ printNumber(n, 0, base); }
-	void print(long n, int base)			{ (base == 10) ? print(n) : printNumber(n, 0, base); }
-	void print(unsigned long n, int base)		{ printNumber(n, 0, base); }
-
-	void print(double n, int digits = 2)		{ printFloat(n, digits); }
-	void println(void);
-	void println(const String &s)			{ print(s); println(); }
-	void println(char c)				{ print(c); println(); }
-	void println(const char s[])			{ print(s); println(); }
-	void println(const __FlashStringHelper *f)	{ print(f); println(); }
-	void println(uint8_t b)				{ print(b); println(); }
-	void println(int n)				{ print(n); println(); }
-	void println(unsigned int n)			{ print(n); println(); }
-	void println(long n)				{ print(n); println(); }
-	void println(unsigned long n)			{ print(n); println(); }
-
-	void println(unsigned char n, int base)		{ print(n, base); println(); }
-	void println(int n, int base)			{ print(n, base); println(); }
-	void println(unsigned int n, int base)		{ print(n, base); println(); }
-	void println(long n, int base)			{ print(n, base); println(); }
-	void println(unsigned long n, int base)		{ print(n, base); println(); }
-
-	void println(double n, int digits = 2)		{ print(n, digits); println(); }
-  private:
-	void printNumberDec(unsigned long n, uint8_t sign);
-	void printNumberHex(unsigned long n);
-	void printNumberBin(unsigned long n);
-	void printNumberAny(unsigned long n, uint8_t base);
-	inline size_t printNumber(unsigned long n, uint8_t sign, uint8_t base) __attribute__((always_inline)) {
-		if (base == 0) { write((uint8_t)n); return; }
-		if (base == 10 || base < 2) { printNumberDec(n, sign); return; }
-		if (base == 16) { printNumberHex(n); return; }
-		if (base == 2) { printNumberBin(n); return; }
-		printNumberAny(n, base);
-	}
-	void printFloat(double n, uint8_t digits);
-};
-#endif
-
 
 #endif