use work.qsim_types.all, work.random.all; entity fork is generic ( name : string; probabilities : probability_vector; -- must be one element shorter than out_arc port seed : seed_type; time_unit : delay_length := ns; info_file_name : string := "info_file.dat" ); port ( in_arc : in arc_type; out_arc : out arc_vector; info_detail : in info_detail_type ); end fork;