int Config::ParseArg()

in ptest/src/Config.cc [143:251]
107 lines of code
28 McCabe index (conditional complexity)

int Config::ParseArg(int argc, char **argv)
{
    if (argc < 2)
    {
        PrintHelp();
        return -1;
    }

    int i = 1;

    while (i < argc)
    {
        if (argv[i][0] == '-')
        {
            if (!strcmp("--help", argv[i]) || !strcmp("-h", argv[i])) {
                PrintHelp();
                return -1;
            }
            else if (!strcmp("-v", argv[i])) {
                std::cout << Config::Version << std::endl;
                return -1;
            }
            else if (!strcmp("-c", argv[i])) {
                Config::Command = argv[i + 1];
                if (Config::Command == "up")
                {
                    Config::Command = "upload";
                }
                else if (Config::Command == "upr")
                {
                    Config::Command = "upload_resumable";
                }
                else if (Config::Command == "upa")
                {
                    Config::Command = "upload_async";
                }
                else if (Config::Command == "dn")
                {
                    Config::Command = "download";
                }
                else if (Config::Command == "dnr")
                {
                    Config::Command = "download_resumable";
                }
                else if (Config::Command == "dna")
                {
                    Config::Command = "download_async";
                }
                i++;
            }
            else if (!strcmp("-b", argv[i])) {
                Config::BucketName = argv[i + 1];
                i++;
            }
            else if (!strcmp("-f", argv[i])) {
                Config::BaseLocalFile = argv[i + 1];
                i++;
            }
            else if (!strcmp("-k", argv[i])) {
                Config::BaseRemoteKey = argv[i + 1];
                i++;
            }
            else if (!strcmp("-p", argv[i])) {
                Config::Parallel = std::atoi(argv[i + 1]);
                i++;
            }
            else if (!strcmp("-m", argv[i])) {
                Config::Multithread = std::atoi(argv[i + 1]);
                i++;
            }
            else if (!strcmp("-d", argv[i])) {
                Config::Debug = true;
            }
            else if (!strcmp("--partSize", argv[i])) {
                Config::PartSize = std::atoi(argv[i + 1]);
                i++;
            }
            else if (!strcmp("--loopTimes", argv[i])) {
                Config::LoopTimes = std::atoi(argv[i + 1]);
                Config::LoopDurationS = -1;
                i++;
            }
            else if (!strcmp("--loopDuration", argv[i])) {
                Config::LoopDurationS = std::atoi(argv[i + 1]);
                Config::LoopTimes = -1;
                i++;
            }
            else if (!strcmp("--persistent", argv[i])) {
                Config::Persistent = true;
                i++;
            }
            else if (!strcmp("--differentsource", argv[i])) {
                i++;
            }
            else if (!strcmp("--limit", argv[i])) {
                Config::SpeedKBPerSec = std::atoi(argv[i + 1]);
                i++;
            }
            else if (!strcmp("--detail", argv[i])) {
                Config::DumpDetail = true;
            }
            else if (!strcmp("--percentile", argv[i])) {
                Config::PrintPercentile = true;
            }
        }
        i++;
    };
    return 0;
}