34 int handle_argument(const std::string& what)  in handle_argument()  argument
36     if(what == "-b")  in handle_argument()
38     else if(what == "-g")  in handle_argument()
40     else if(what == "-gs")  in handle_argument()
42     else if(what == "-dx")  in handle_argument()
44     else if(what == "-sx")  in handle_argument()
50     else if(what == "-all")  in handle_argument()
60     else if(what == "-test-matches")  in handle_argument()
62     else if(what == "-test-short-twain")  in handle_argument()
64     else if(what == "-test-long-twain")  in handle_argument()
66     else if(what == "-test-all")  in handle_argument()
72     else if((what == "-h") || (what == "--help"))  in handle_argument()
74     else if((what[0] == '-') || (what[0] == '/'))  in handle_argument()
76         std::cerr << "Unknown argument: \"" << what << "\"" << std::endl;  in handle_argument()
81         xml_out_file = what;  in handle_argument()
85         std::cerr << "Unexpected argument: \"" << what << "\"" << std::endl;  in handle_argument()