class Verilator < Formula desc "Verilog simulator" homepage "https://www.veripool.org/wiki/verilator" url "https://www.veripool.org/ftp/verilator-4.038.tgz" sha256 "fa004493216034ac3e26b21b814441bd5801592f4f269c5a4672e3351d73b515" license "LGPL-3.0" bottle do sha256 "262db50617a00e4f3fa85f1458808f61c531cd273e0dc0d5c1ee908ecd3bf9f5" => :catalina sha256 "2bd4bb491dd8b2a1a1780d84d5a246b9c75899b1922e4dbbdbad05f16757532a" => :mojave sha256 "4687c0800cb5961f66b04c0844e101eb9f54ebaab5e8ac8f50c3bd0261109376" => :high_sierra end head do url "https://git.veripool.org/git/verilator", using: :git depends_on "autoconf" => :build depends_on "automake" => :build end skip_clean "bin" # Allows perl scripts to keep their executable flag def install system "autoconf" if build.head? system "./configure", "--prefix=#{prefix}" # `make` and `make install` need to be separate for parallel builds system "make" system "make", "install" end test do (testpath/"test.v").write <<~EOS module test; initial begin $display("Hello World"); $finish; end endmodule EOS (testpath/"test.cpp").write <<~EOS #include "Vtest.h" #include "verilated.h" int main(int argc, char **argv, char **env) { Verilated::commandArgs(argc, argv); Vtest* top = new Vtest; while (!Verilated::gotFinish()) { top->eval(); } delete top; exit(0); } EOS system "/usr/bin/perl", bin/"verilator", "-Wall", "--cc", "test.v", "--exe", "test.cpp" cd "obj_dir" do system "make", "-j", "-f", "Vtest.mk", "Vtest" expected = <<~EOS Hello World - test.v:2: Verilog $finish EOS assert_equal expected, shell_output("./Vtest") end end end