the function <A HREF="../functions/close.html"><CODE>close</CODE></A>, regardless of whether the auto-close feature has been disabled using <A HREF='#set_auto_close'><CODE>set_auto_close</CODE></A>.</P></P>

<A NAME="is_complete"></A>
<H4><CODE>chain::is_complete</CODE></H4>
<PRE CLASS="broken_ie">    <SPAN CLASS="keyword">bool</SPAN> is_complete() <SPAN CLASS="keyword">const</SPAN>;</PRE>

<P>Returns <CODE>true</CODE> if this chain contains a <A HREF="../concepts/device.html">Device</A>. A chain is complet