File mttroot/mtt/bin/trans/m/split_port.m artifact 833076f503 part of check-in 73e682b20b

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


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  subport = "";
  raw_subport = split(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;