split into multiple files for better organization

tools/generator_utils.h

@@ -0,0 +1,23 @@
+#ifndef __DBUSXX_TOOLS_GENERATOR_UTILS_H
+#define __DBUSXX_TOOLS_GENERATOR_UTILS_H
+
+#include <string>
+#include <sstream>
+#include <iomanip>
+
+const char *atomic_type_to_string(char t);
+std::string stub_name(std::string name);
+std::string signature_to_type(const std::string &signature);
+void _parse_signature(const std::string &signature, std::string &type, unsigned int &i);
+void underscorize(std::string &str);
+
+/// create std::string from any number
+template <typename T>
+std::string toString (const T &thing, int w = 0, int p = 0)
+{
+  std::ostringstream os;
+  os << std::setw(w) << std::setprecision(p) << thing;
+  return os.str();
+}
+
+#endif//__DBUSXX_TOOLS_GENERATOR_UTILS_H