function [subport,n]=split_port(port_name);


% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% % Version control history
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% % $Id$
% % $Log$
% % Revision 1.1  1998/04/16 14:08:00  peterg
% % Initial revision
% %
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%



  subport = "";
  raw_subport = char(strsplit(port_name, ',')); # Find the components of the vector
				# port 
  [n,m] = size(raw_subport);	# Number of ports

  for i = 1:n
    s = deblank(raw_subport(i,:));
    l = length(s);

    if s(1)=="["		# Remove leading [ (if any)
      l = l-1;
      s = substr(s,2,l);
    end

    if s(l)=="]"		# Remove trailing ] (if any)
      l = l-1;
      s = substr(s,1,l);
    end

    s = ["[",s,"]"];		# Surround by []
    
    subport = [subport ;s];	# Return to the array
  end;

endfunction;