Function appendSafe

launcher/FileSystem.cpp:206–226

}

void appendSafe(const QString& filename, const QByteArray& data)
{
    ensureExists(QFileInfo(filename).dir());
    QByteArray buffer;
    try {
        buffer = read(filename);
    } catch (FileSystemException&) {
        buffer = QByteArray();
    }
    buffer.append(data);
    PSaveFile file(filename);
    if (!file.open(PSaveFile::WriteOnly)) {
        throw FileSystemException("Couldn't open " + filename + " for writing: " + file.errorString());
    }
    if (buffer.size() != file.write(buffer)) {
        throw FileSystemException("Error writing data to " + filename + ": " + file.errorString());
    }
    if (!file.commit()) {
        throw FileSystemException("Error while committing data to " + filename + ": " + file.errorString());
    }
}

void append(const QString& filename, const QByteArray& data)
{