require 'formula' class MySqlInstalled < Requirement def message; <<-EOS.undent MySQL is required to install. You can install this with Homebrew using: brew install mysql-connector-c For MySQL client libraries only. brew install mysql For MySQL server. Or you can use an official installer from: http://dev.mysql.com/downloads/mysql/ EOS end def satisfied? which 'mysql_config' end def fatal? true end end class Mydumper < Formula homepage 'http://www.mydumper.org/' url 'http://launchpadlibrarian.net/77098505/mydumper-0.5.1.tar.gz' md5 'b4df42dfe23f308ab13eb6ecb73a0d21' depends_on MySqlInstalled.new depends_on 'pkg-config' => :build depends_on 'cmake' => :build depends_on 'glib' depends_on 'pcre' def install system "cmake", ".", *std_cmake_args system "make install" end def test system "#{bin}/mydumper", "--version" end end