Import WString from 1.5.6

1 files changed, 13 insertions, 4 deletions

diff --git a/cores/arduino/WString.h b/cores/arduino/WString.h
index f4da569..7402430 100644
--- a/cores/arduino/WString.h
+++ b/cores/arduino/WString.h
@@ -58,6 +58,7 @@ public:
 	// be false).
 	String(const char *cstr = "");
 	String(const String &str);
+	String(const __FlashStringHelper *str);
 	#ifdef __GXX_EXPERIMENTAL_CXX0X__
 	String(String &&rval);
 	String(StringSumHelper &&rval);
@@ -68,8 +69,8 @@ public:
 	explicit String(unsigned int, unsigned char base=10);
 	explicit String(long, unsigned char base=10);
 	explicit String(unsigned long, unsigned char base=10);
-    explicit String(float, unsigned char decimalPlaces=6);
-    explicit String(double, unsigned char decimalPlaces=6);
+	explicit String(float, unsigned char decimalPlaces=2);
+	explicit String(double, unsigned char decimalPlaces=2);
 	~String(void);
 
 	// memory management
@@ -84,6 +85,7 @@ public:
 	// marked as invalid ("if (s)" will be false).
 	String & operator = (const String &rhs);
 	String & operator = (const char *cstr);
+	String & operator = (const __FlashStringHelper *str);
 	#ifdef __GXX_EXPERIMENTAL_CXX0X__
 	String & operator = (String &&rval);
 	String & operator = (StringSumHelper &&rval);
@@ -104,6 +106,7 @@ public:
 	unsigned char concat(unsigned long num);
 	unsigned char concat(float num);
 	unsigned char concat(double num);
+	unsigned char concat(const __FlashStringHelper * str);
 	
 	// if there's not enough memory for the concatenated value, the string
 	// will be left unchanged (but this isn't signalled in any way)
@@ -115,6 +118,9 @@ public:
 	String & operator += (unsigned int num)		{concat(num); return (*this);}
 	String & operator += (long num)			{concat(num); return (*this);}
 	String & operator += (unsigned long num)	{concat(num); return (*this);}
+	String & operator += (float num)		{concat(num); return (*this);}
+	String & operator += (double num)		{concat(num); return (*this);}
+	String & operator += (const __FlashStringHelper *str){concat(str); return (*this);}
 
 	friend StringSumHelper & operator + (const StringSumHelper &lhs, const String &rhs);
 	friend StringSumHelper & operator + (const StringSumHelper &lhs, const char *cstr);
@@ -126,6 +132,7 @@ public:
 	friend StringSumHelper & operator + (const StringSumHelper &lhs, unsigned long num);
 	friend StringSumHelper & operator + (const StringSumHelper &lhs, float num);
 	friend StringSumHelper & operator + (const StringSumHelper &lhs, double num);
+	friend StringSumHelper & operator + (const StringSumHelper &lhs, const __FlashStringHelper *rhs);
 
 	// comparison (only works w/ Strings and "strings")
 	operator StringIfHelperType() const { return buffer ? &String::StringIfHelper : 0; }
@@ -164,7 +171,7 @@ public:
 	int lastIndexOf( char ch, unsigned int fromIndex ) const;
 	int lastIndexOf( const String &str ) const;
 	int lastIndexOf( const String &str, unsigned int fromIndex ) const;
-	String substring( unsigned int beginIndex ) const;
+	String substring( unsigned int beginIndex ) const { return substring(beginIndex, len); };
 	String substring( unsigned int beginIndex, unsigned int endIndex ) const;
 
 	// modification
@@ -184,7 +191,6 @@ protected:
 	char *buffer;	        // the actual char array
 	unsigned int capacity;  // the array length minus one (for the '\0')
 	unsigned int len;       // the String length (not counting the '\0')
-	unsigned char flags;    // unused, for future features
 protected:
 	void init(void);
 	void invalidate(void);
@@ -193,6 +199,7 @@ protected:
 
 	// copy and move
 	String & copy(const char *cstr, unsigned int length);
+	String & copy(const __FlashStringHelper *pstr, unsigned int length);
 	#ifdef __GXX_EXPERIMENTAL_CXX0X__
 	void move(String &rhs);
 	#endif
@@ -209,6 +216,8 @@ public:
 	StringSumHelper(unsigned int num) : String(num) {}
 	StringSumHelper(long num) : String(num) {}
 	StringSumHelper(unsigned long num) : String(num) {}
+	StringSumHelper(float num) : String(num) {}
+	StringSumHelper(double num) : String(num) {}
 };
 
 #endif  // __cplusplus