Added String constructor from double. Added assignment and append operators from double.

git-svn-id: http://yate.null.ro/svn/yate/trunk@5962 acf43c95-373e-0410-b603-e72c3f656dc1

engine/String.cpp

@@ -405,6 +405,18 @@ String::String(bool value)
     changed();
 }
 
+String::String(double value)
+    : m_string(0), m_length(0), m_hash(YSTRING_INIT_HASH), m_matches(0)
+{
+    XDebug(DebugAll,"String::String(%g) [%p]",value,this);
+    char buf[80];
+    ::sprintf(buf,"%g",value);
+    m_string = ::strdup(buf);
+    if (!m_string)
+	Debug("String",DebugFail,"strdup() returned NULL!");
+    changed();
+}
+
 String::String(const String* value)
     : m_string(0), m_length(0), m_hash(YSTRING_INIT_HASH), m_matches(0)
 {
@@ -782,6 +794,13 @@ String& String::operator=(uint64_t value)
     return operator=(buf);
 }
 
+String& String::operator=(double value)
+{
+    char buf[80];
+    ::sprintf(buf,"%g",value);
+    return operator=(buf);
+}
+
 String& String::operator+=(char value)
 {
     char buf[2] = {value,0};
@@ -816,6 +835,13 @@ String& String::operator+=(uint64_t value)
     return operator+=(buf);
 }
 
+String& String::operator+=(double value)
+{
+    char buf[80];
+    ::sprintf(buf,"%g",value);
+    return operator+=(buf);
+}
+
 String& String::operator>>(const char* skip)
 {
     if (m_string && skip && *skip) {

yateclass.h

@@ -1878,6 +1878,12 @@ public:
      */
     explicit String(bool value);
 
+    /**
+     * Creates a new initialized string from a double value.
+     * @param value Value to convert to string
+     */
+    explicit String(double value);
+
     /**
      * Copy constructor.
      * @param value Initial value of the string
@@ -2262,6 +2268,12 @@ public:
     inline String& operator=(bool value)
 	{ return operator=(boolText(value)); }
 
+    /**
+     * Assignment operator for double.
+     * @param value Value to assign to the string
+     */
+    String& operator=(double value);
+
     /**
      * Appending operator for strings.
      * @param value Value to assign to the string
@@ -2307,6 +2319,12 @@ public:
     inline String& operator+=(bool value)
 	{ return operator+=(boolText(value)); }
 
+    /**
+     * Appending operator for double.
+     * @param value Value to append to the string
+     */
+    String& operator+=(double value);
+
     /**
      * Equality operator.
      */
@@ -2381,6 +2399,12 @@ public:
     inline String& operator<<(bool value)
 	{ return operator+=(value); }
 
+    /**
+     * Stream style appending operator for double
+     */
+    inline String& operator<<(double value)
+	{ return operator+=(value); }
+
     /**
      * Stream style substring skipping operator.
      * It eats all characters up to and including the skip string