script.pl f5 NEW OLD
(?<=module )OLD.*?([\(;])
#> cat f5
//Verilog HDL for "tt", "hh" "functional"
// if i write the word module here the script goofs up
`timescale 1ps/10fs


module NEW(Y, A, B );
    output Y;
    input A;
    input B;

endmodule