@ -146,6 +146,9 @@ void ColorConsoleBackend::Write(const Entry& entry) {
}
FileBackend::FileBackend(const std::string& filename) : bytes_written(0) {
if (FileUtil::Exists(filename + ".old.txt")) {
FileUtil::Delete(filename + ".old.txt");
if (FileUtil::Exists(filename)) {
FileUtil::Rename(filename, filename + ".old.txt");