Added (const char*) cast operator. That makes BString more convenient to pass

around, particularly returning it from methods instead of a const char*, if the
object stores the string as a BString anyway, thus leveraging CoW.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@31354 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/os/support/String.h

@@ -113,6 +113,8 @@ public:
 			bool			operator>(const char* string) const;
 			bool			operator!=(const char* string) const;
 
+							operator const char*() const;
+
 			// strcmp()-style compare functions
 			int				Compare(const BString& string) const;
 			int				Compare(const char* string) const;
@@ -423,6 +425,13 @@ BString::operator!=(const char* string) const
 }
 
 
+inline
+BString::operator const char*() const
+{
+	return String();
+}
+
+
 inline bool
 operator<(const char *str, const BString &string)
 {