class SystemConfig class << self def xcode if instance_variable_defined?(:@xcode) @xcode elsif MacOS::Xcode.installed? @xcode = MacOS::Xcode.version @xcode += " => #{MacOS::Xcode.prefix}" unless MacOS::Xcode.default_prefix? @xcode end end def clt if instance_variable_defined?(:@clt) @clt elsif MacOS::CLT.installed? && MacOS::Xcode.version >= "4.3" @clt = MacOS::CLT.version end end def macports_or_fink @ponk ||= MacOS.macports_or_fink @ponk.join(", ") unless @ponk.empty? end def describe_xquartz return "N/A" unless MacOS::XQuartz.installed? "#{MacOS::XQuartz.version} => #{describe_path(MacOS::XQuartz.prefix)}" end def describe_system_ruby s = "" case RUBY_VERSION when /^1\.[89]/, /^2\.0/ s << "#{RUBY_VERSION}-p#{RUBY_PATCHLEVEL}" else s << RUBY_VERSION end if RUBY_PATH.to_s !~ %r{^/System/Library/Frameworks/Ruby.framework/Versions/[12]\.[089]/usr/bin/ruby} s << " => #{RUBY_PATH}" end s end def dump_verbose_config(f = $stdout) dump_generic_verbose_config(f) f.puts "System Ruby: #{describe_system_ruby}" f.puts "OS X: #{MacOS.full_version}-#{kernel}" f.puts "Xcode: #{xcode ? xcode : "N/A"}" f.puts "CLT: #{clt ? clt : "N/A"}" f.puts "X11: #{describe_xquartz}" f.puts "MacPorts/Fink: #{macports_or_fink}" if macports_or_fink end end end