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<H2><A NAME="SECTION000724000000000000000">
psb_get_overlap -- Extract list of overlap
  elements</A>
</H2>

<P>
<PRE>
call psb_get_overlap(ovrel, desc, info)
</PRE>

<P>
<DL>
<DT><STRONG>Type:</STRONG></DT>
<DD>Asynchronous.
</DD>
<DT><STRONG><B>On Entry</B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>desc</STRONG></DT>
<DD>the communication descriptor.
<BR>
Scope:<B>local</B>.
<BR>
Type:<B>required</B>.
<BR>
Intent: <B>in</B>.
<BR>
Specified as: a structured data of type descdata<TT>psb_desc_type</TT>.
</DD>
</DL>

<P>
<DL>
<DT><STRONG><B>On Return</B></STRONG></DT>
<DD>
</DD>
<DT><STRONG>ovrel</STRONG></DT>
<DD>The list of overlap elements on the calling process, in
  local numbering.
<BR>
Scope: <B>local</B> 
<BR>
Type: <B>required</B>
<BR>
Intent: <B>out</B>.
<BR>
Specified as: a rank one array with the ALLOCATABLE
attribute, of type integer.
<BR></DD>
<DT><STRONG>info</STRONG></DT>
<DD>Error code.
<BR>
Scope: <B>local</B> 
<BR>
Type: <B>required</B> 
<BR>
Intent: <B>out</B>.
<BR>
An integer value; 0 means no error has been detected. 
</DD>
</DL>

<P>
<FONT SIZE="+1"><B>Notes</B></FONT>

<OL>
<LI>If there are no overlap elements the output vector is set
  to the ``not allocated'' state.  
</LI>
<LI>Otherwise the size of <code>ovrel</code> will be exactly equal to the
  number of overlap elements. 
</LI>
</OL>

<P>
<BR><HR>

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