Method TryAcquire

util/system/file_lock.cpp:32–42

}

bool TFileLock::TryAcquire() {
    try {
        Flock(GetMode(Type) | LOCK_NB);
        return true;
    } catch (const TSystemError& e) {
        if (e.Status() != EWOULDBLOCK) {
            throw;
        }
        return false;
    }
}

void TFileLock::Release() {
    Flock(LOCK_UN);