Function append

launcher/FileSystem.cpp:228–238

}

void append(const QString& filename, const QByteArray& data)
{
    ensureExists(QFileInfo(filename).dir());
    QFile file(filename);
    if (!file.open(QFile::Append)) {
        throw FileSystemException("Couldn't open " + filename + " for writing: " + file.errorString());
    }
    if (data.size() != file.write(data)) {
        throw FileSystemException("Error writing data to " + filename + ": " + file.errorString());
    }
}

QByteArray read(const QString& filename)
{