New formula for aircrack-ng

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

* Use source tarball instead of repo
* Use proper man folder

Formula/aircrack-ng.rb

@@ -0,0 +1,20 @@
+require 'formula'
+
+class AircrackNg <Formula
+  url 'http://download.aircrack-ng.org/aircrack-ng-1.0.tar.gz'
+  md5 'dafbfaf944ca9d523fde4bae86f0c067'
+  homepage 'http://aircrack-ng.org/'
+  
+  def install
+    # Force i386, otherwise you get errors:
+    #  sha1-sse2.S:190:32-bit absolute addressing is not supported for x86-64
+    #  sha1-sse2.S:190:cannot do signed 4 byte relocation
+    %w{ CFLAGS CXXFLAGS LDFLAGS OBJCFLAGS OBJCXXFLAGS }.each do |compiler_flag|
+      ENV.remove compiler_flag, "-arch x86_64"
+      ENV.append compiler_flag, "-arch i386"
+    end
+    
+    system "make"
+    system "make", "prefix=#{prefix}", "mandir=#{man1}", "install"
+  end
+end