% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% Version control history
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% $Id$
% %% $Log$
% %% Revision 1.17  1998/07/04 07:15:44  peterg
% %% Back under RCS
% %%
% %% Revision 1.16  1998/04/11 19:07:16  peterg
% %% Now do named ports as ordinary ports iff at top level.
% %% --- not yet complete, need to pass necesssary info though to this
% %%     function
% %%
% %% Revision 1.15  1997/12/16 19:16:07  peterg
% %% Added unknown input to the effort part.

% internal indicates an internal variable
% anything else is the name of a constant.
% Blank is taken to be external
% If its a numbered port:
%     cr contains 'MTT_port'
%     arg contains port number

STDerr = 2; % Standard output

effort_attribute = cr;
flow_attribute = args;
if (strcmp(cr,"SS"))		# Then its the standard file
  a = split(args,",");
  [N,M]=size(a);
  if (N~=2)			# Must have 2 arguments
    mtt_info(sprintf("SS should have 2 args not %i", N));
  else
    effort_attribute = a(1,:);
    flow_attribute   = a(2,:);
  end;
else				# Old style file
  effort_attribute = cr;
  flow_attribute = args;
  mtt_info(sprintf("SS component: Hmm... looks like an old-style label file"));
end;

% Default attributes
if strcmp(effort_attribute,'')
  effort_attribute = 'external';
end;

if strcmp(flow_attribute,'')

	varname(name, bond_number,1), effort_attribute);
  else % Sensor
    if strcmp(effort_attribute, 'zero') %Zero output
      zero_outputs = zero_outputs + 1;
      fprintf(filenum, 'MTTyz%d := %s;\n', ...
	  zero_outputs, varname(name, bond_number,1));
    else
      mtt_info([effort_attribute, ' not appropriate for an output '],STDerr);
      mtt_info([effort_attribute, ' not appropriate for an output ']);
    end;
  end;
end;
  
% Flow
if strcmp(flow_attribute, 'external')
  if bonds(1,2)==1 % Source

	varname(name, bond_number,-1), flow_attribute);
  else % Sensor
    if strcmp(flow_attribute, 'zero') %Zero output
      zero_outputs = zero_outputs + 1;
      fprintf(filenum, 'MTTyz%d := %s;\n', ...
	  zero_outputs, varname(name, bond_number,-1));
    else
      mtt_info([flow_attribute, ' not appropriate for an output '], ...
      mtt_info([flow_attribute, ' not appropriate for an output ']);
	  STDerr);
    end;
  end;
end;

structure(3) = inputs;
structure(4) = outputs;
structure(5) = zero_outputs;
structure(6) = unknown_inputs;