function cmds = getBlockCommands(lines)

% GETLINECOMMANDS get a set of commands from a set of simulink lines.
% 
% M Hewitson 27-03-07
% 

disp('   + compiling line list');

cmds = [];

for j=1:length(lines)
  
  l = lines(j);
  
  % get src block name  
  srcblock = get(l, 'SrcBlockHandle');
  
  sbname   = get(srcblock, 'Name');
  parent   = get(srcblock, 'Parent');

  % get src port number
  srcport = get(l, 'SrcPortHandle');
  spn     = get(srcport, 'PortNumber');
  % Src variable
  path = strrep(get(srcblock, 'Path'), '/', '_');
  svar = [sbname '_out_' num2str(spn)];
  svar = [parent ' ' svar];
  svar = sltpda_reduceVarName(svar);
  svar = sltpda_fixvar(svar);
  
  % get dst block name  
  dstblock = get(l, 'DstBlockHandle');
  for d=1:length(dstblock)
    
    dbname   = get(dstblock(d), 'Name');

    path = strrep(get(dstblock(d), 'Path'), '/', '_');
    % get dst port number
    dstport = get(l, 'DstPortHandle');
    dpn     = get(dstport(d), 'PortNumber');

    % Dst variable
    dvar = [dbname '_in_' num2str(dpn)];
    dvar = [parent ' ' dvar];
    dvar = sltpda_reduceVarName(dvar);
    dvar = sltpda_fixvar(dvar);
  
    cmd = [dvar ' = ' svar ';'];
  
    % store info
    info.fcn    = '';
    info.params = [];
    info.plist  = plist();
    info.ins    = cellstr(svar);
    info.outs   = cellstr(dvar);
    info.outsUsed = [];
    info.cmd    = cmd;
    info.name   = get(l, 'Name');
    info.handle = get(l, 'Handle');
    info.ranges = [];

    cmds = [cmds info];
  end
end