require 'formula' class Convertlit < Formula homepage 'http://www.convertlit.com/' url 'http://www.convertlit.com/clit18src.zip' md5 'd691d4729485fe5d73e3f0937d8fb42e' version '1.8' depends_on 'libtommath' def install inreplace 'clit18/Makefile' do |s| s.gsub! "-I ../libtommath-0.30", "#{HOMEBREW_PREFIX}/include" s.gsub! "../libtommath-0.30/libtommath.a", "#{HOMEBREW_PREFIX}/lib/libtommath.a" end cd "lib" do system "make" end cd "clit18" do system "make" bin.install 'clit' end end end