sequencedtornode

function sequencedtornode
% SEQUENCEDTORNODE - Create a link returning from last named entry
% into the current node.  Mark the current node as destructed.
    
% Author: Eric Ludlam
% Copyright (c) 2006 The MathWorks Inc.

    SD = getappdata(gcf,'SD');
    
    % Previous node
    
    if isempty(SD.nodes) || isempty(SD.links)
        error('Cannot destruct when there are no nodes.'); %#ok
    end
    
    lastlinkidx = length(SD.links);
    lastnodeidx = SD.links(lastlinkidx).nodeidx;  % The node we are in.

    set(SD.nodes(lastnodeidx).dtorline,...
        'marker','x',...
        'markerfacecolor','w');