span class="keyword">return</span>;

            <span class="keyword">elseif</span> (status == 1) <span class="comment">% start analysis from the beggining</span>
                <span class="comment">% Check input data</span>
                <span class="keyword">if</span> (this.echo &gt; 0)
                    fprintf(<span class="string">'\nChecking consistency of input data...\n'</span>);
                <span class="keyword">end</span>
                <span class="keyword">if</span> (~read.check(drv))