58   std::ostringstream 
id;
 
   64   std::ostringstream localFileName;
 
   65   std::string::size_type loc = fname.find(
'.');
 
   67   if (loc == std::string::npos)
 
   68     localFileName << fname << 
id.str();
 
   70     localFileName << fname.substr(0, loc) << 
id.str() << fname.substr(loc);
 
   72   newf = localFileName.str();
 
Declaration of methods to assist in file input/output. 
void addNumberToFileName(int number, std::string fname, std::string &newf)
Helper method to add number to a file name.