fortune: use options dsl

Library/Formula/fortune.rb

@@ -1,28 +1,30 @@
 require 'formula'
 
 class Fortune < Formula
-  url 'http://ftp.ibiblio.org/pub/linux/games/amusements/fortune/fortune-mod-9708.tar.gz'
   homepage 'http://ftp.ibiblio.org/pub/linux/games/amusements/fortune/!INDEX.html'
-  md5 '81a87a44f9d94b0809dfc2b7b140a379'
+  url 'http://ftp.ibiblio.org/pub/linux/games/amusements/fortune/fortune-mod-9708.tar.gz'
+  sha1 '9f96a00dbf5d2c6b0e7324af0eae988ce6adc5ad'
 
-  def options
-    [['--no-offensive', "Don't install potentially offensive fortune files"]]
-  end
+  option 'no-offensive', "Don't install potentially offensive fortune files"
 
   def install
     ENV.deparallelize
 
     inreplace 'Makefile' do |s|
-      s.change_make_var! 'FORTDIR', "/usr/local/bin" # indeed, correct
+      # Use our selected compiler
+      s.change_make_var! 'CC', ENV.cc
+
+      # Change these first two folders to the correct location in /usr/local...
+      s.change_make_var! 'FORTDIR', "/usr/local/bin"
       s.gsub! '/usr/local/man', '/usr/local/share/man'
+      # Now change all /usr/local at once to the prefix
       s.gsub! '/usr/local', prefix
-      s.change_make_var! 'CC', ENV.cc
+
       # OS X only supports POSIX regexes
       s.change_make_var! 'REGEXDEFS', '-DHAVE_REGEX_H -DPOSIX_REGEX'
       # Don't install offensive fortunes
-      s.change_make_var! 'OFFENSIVE', '0' if ARGV.include? '--no-offensive'
+      s.change_make_var! 'OFFENSIVE', '0' if build.include? 'no-offensive'
     end
-
     system "make install"
   end
 end