C++ (Cpp) MythJobQueueCommandLineParser Examples

Example #1

File: main.cpp Project: mojie126/mythtv

int main(int argc, char *argv[])
{
    MythJobQueueCommandLineParser cmdline;
    if (!cmdline.Parse(argc, argv))
    {
        cmdline.PrintHelp();
        return GENERIC_EXIT_INVALID_CMDLINE;
    }

    if (cmdline.toBool("showhelp"))
    {
        cmdline.PrintHelp();
        return GENERIC_EXIT_OK;
    }

    if (cmdline.toBool("showversion"))
    {
        cmdline.PrintVersion();
        return GENERIC_EXIT_OK;
    }

    QCoreApplication a(argc, argv);
    QCoreApplication::setApplicationName(MYTH_APPNAME_MYTHJOBQUEUE);

    int retval = cmdline.Daemonize();
    if (retval != GENERIC_EXIT_OK)
        return retval;

    bool daemonize = cmdline.toBool("daemon");
    QString mask("general");
    if ((retval = cmdline.ConfigureLogging(mask, daemonize)) != GENERIC_EXIT_OK)
        return retval;

    CleanupGuard callCleanup(cleanup);

#ifndef _WIN32
    QList<int> signallist;
    signallist << SIGINT << SIGTERM << SIGSEGV << SIGABRT << SIGBUS << SIGFPE
               << SIGILL;
#if ! CONFIG_DARWIN
    signallist << SIGRTMIN;
#endif
    SignalHandler::Init(signallist);
    signal(SIGHUP, SIG_IGN);
#endif

    gContext = new MythContext(MYTH_BINARY_VERSION);
    if (!gContext->Init(false))
    {
        LOG(VB_GENERAL, LOG_ERR, LOC + "Failed to init MythContext, exiting.");
        return GENERIC_EXIT_NO_MYTHCONTEXT;
    }

    cmdline.ApplySettingsOverride();

    if (!gCoreContext->ConnectToMasterServer())
    {
        LOG(VB_GENERAL, LOG_ERR, LOC + "Failed to connect to master server");
        return GENERIC_EXIT_CONNECT_ERROR;
    }

    jobqueue = new JobQueue(false);

    MythSystemEventHandler *sysEventHandler = new MythSystemEventHandler();

    HouseKeeper *housekeeping = new HouseKeeper();
#ifdef __linux__
 #ifdef CONFIG_BINDINGS_PYTHON
    housekeeping->RegisterTask(new HardwareProfileTask());
 #endif
#endif
    housekeeping->Start();

    int exitCode = a.exec();

    if (sysEventHandler)
        delete sysEventHandler;

    return exitCode ? exitCode : GENERIC_EXIT_OK;
}

Example #2

int main(int argc, char *argv[])
{
    int quiet = 0;

    MythJobQueueCommandLineParser cmdline;
    if (!cmdline.Parse(argc, argv))
    {
        cmdline.PrintHelp();
        return GENERIC_EXIT_INVALID_CMDLINE;
    }

    if (cmdline.toBool("showhelp"))
    {
        cmdline.PrintHelp();
        return GENERIC_EXIT_OK;
    }

    if (cmdline.toBool("showversion"))
    {
        cmdline.PrintVersion();
        return GENERIC_EXIT_OK;
    }

    QCoreApplication a(argc, argv);
    QMap<QString, QString> settingsOverride = cmdline.GetSettingsOverride();
    bool daemonize = false;

    QCoreApplication::setApplicationName(MYTH_APPNAME_MYTHJOBQUEUE);

    QString filename;

    if (cmdline.toBool("verbose"))
        if (parse_verbose_arg(cmdline.toString("verbose")) ==
                GENERIC_EXIT_INVALID_CMDLINE)
            return GENERIC_EXIT_INVALID_CMDLINE;

    if (cmdline.toBool("quiet"))
    {
        quiet = cmdline.toUInt("quiet");
        if (quiet > 1)
        {
            print_verbose_messages = VB_NONE;
            parse_verbose_arg("none");
        }
    }

    int facility = cmdline.GetSyslogFacility();
    bool dblog = !cmdline.toBool("nodblog");

    if (cmdline.toBool("pidfile"))
        pidfile = cmdline.toString("pidfile");
    if (cmdline.toBool("daemon"))
        daemonize = true;

    CleanupGuard callCleanup(cleanup);

    logfile = cmdline.GetLogFilePath();
    logStart(logfile, quiet, facility, dblog);

    ofstream pidfs;
    if (pidfile.size())
    {
        pidfs.open(pidfile.toAscii().constData());
        if (!pidfs)
        {
            VERBOSE(VB_IMPORTANT, LOC_ERR +
                    "Could not open pid file" + ENO);
            return GENERIC_EXIT_PERMISSIONS_ERROR;
        }
    }

    if (signal(SIGPIPE, SIG_IGN) == SIG_ERR)
        VERBOSE(VB_IMPORTANT, LOC_WARN + "Unable to ignore SIGPIPE");

    if (daemonize && (daemon(0, 1) < 0))
    {
        VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to daemonize" + ENO);
        return GENERIC_EXIT_DAEMONIZING_ERROR;
    }

    if (pidfs)
    {
        pidfs << getpid() << endl;
        pidfs.close();
    }

    VERBOSE(VB_IMPORTANT, QString("%1 version: %2 [%3] www.mythtv.org")
                            .arg(MYTH_APPNAME_MYTHJOBQUEUE)
                            .arg(MYTH_SOURCE_PATH)
                            .arg(MYTH_SOURCE_VERSION));

    gContext = new MythContext(MYTH_BINARY_VERSION);
    if (!gContext->Init(false))
    {
        VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to init MythContext, exiting.");
        return GENERIC_EXIT_NO_MYTHCONTEXT;
    }

    if (settingsOverride.size())
    {
        QMap<QString, QString>::iterator it;
        for (it = settingsOverride.begin(); it != settingsOverride.end(); ++it)
        {
            VERBOSE(VB_IMPORTANT, QString("Setting '%1' being forced to '%2'")
                                          .arg(it.key()).arg(*it));
            gCoreContext->OverrideSettingForSession(it.key(), *it);
        }
    }

    if (!gCoreContext->ConnectToMasterServer())
    {
        VERBOSE(VB_IMPORTANT, LOC_ERR + "Failed to connect to master server");
        return GENERIC_EXIT_CONNECT_ERROR;
    }

    jobqueue = new JobQueue(false);

    MythSystemEventHandler *sysEventHandler = new MythSystemEventHandler();

    int exitCode = a.exec();

    if (sysEventHandler)
        delete sysEventHandler;

    return exitCode ? exitCode : GENERIC_EXIT_OK;
}