pkg:setup
ENV["OCAMLPARAM"] = "safe-string=0,_" 
ENV.append_path "PATH", Formula["gnupg"].opt_bin
opamroot = buildpath/"opamroot"
ENV["OPAMROOT"] = opamroot
ENV["OPAMYES"] = "1"
opam init --no-setup
modules = %w[cppo yojson xmlm ounit lwt_react ocurl obus sha cppo_ocamlbuild ]
opam config exec opam install *modules
ENV.deparallelize { system "opam", "config", "exec", "make" }
inreplace "dist/install.sh" do |s|
s.gsub! '"/usr/local"', prefix
s.gsub! '"${PREFIX}/man"', man