// please ignore the messiness of the code, a placed a number of debugs just to see the code response.

cmd = "cd /tmp/tempdir ; ./my_script file.txt ; echo $?"      (without quotes)
input => required input from script

QString gen_serv::runCommand(QString cmd, QString input){
    Process *p = new QProcess(parent);
    p->setProcessChannelMode(QProcess::MergedChannels);
    //    p->start("sh ", QStringList() << " -c " << cmd);
    QString c = QString("sh -c \"" + cmd + "\" ");
    p->start(c);
    if (p->waitForStarted()) {
        if (!p->waitForReadyRead()) {
            qDebug(log_lib_gen_serv) << "waitForReadyRead() [false] : CODE: " << QVariant(p->error()).toString() << " | ERROR STRING: " << p->errorString();
        }
        if (!p->waitForFinished(1000)) {
            qDebug() << p->readAll();
            qDebug() << p->readAllStandardOutput();
            p->write(QString(input + QString("\n")).toLatin1());
            qDebug() << p->readAll();
            qDebug() << p->readAllStandardOutput();
            if (!p->waitForFinished()) {
                qDebug() << p->readAll();
                qDebug() << p->readAllStandardOutput();
                qDebug(log_lib_gen_serv) << "waitForFinished() [false] : CODE: " << QVariant(p->error()).toString() << " | ERROR STRING: " << p->errorString();
            }
            qDebug() << p->readAll();
            qDebug() << p->readAllStandardOutput();
        }
        QString s = QString(p->readAll() + p->readAllStandardOutput());
        return s;
    }
    else{
        qDebug(log_lib_gen_serv) << "waitForStarted() [false] : CODE: " << QVariant(p->error()).toString() << " | ERROR STRING: " << p->errorString();
    }
    p->waitForFinished();
    p->kill();
    return QString();
}