New Formula: AntTweakBar

Closes Homebrew/homebrew#7176.

Signed-off-by: Charlie Sharpsteen <source@sharpsteen.net>

Formula/anttweakbar.rb

@@ -0,0 +1,25 @@
+require 'formula'
+
+class Anttweakbar < Formula
+  url 'http://www.antisphere.com/Tools/AntTweakBar/AntTweakBar_114.zip'
+  homepage 'http://www.antisphere.com/Wiki/tools:anttweakbar'
+  md5 '5aaee2ea2bca03a258f8dad494828d7e'
+
+  depends_on 'dos2unix' => :build
+
+  def patches
+    # this was developed by a windows guy (apparently); need to run dos2unix
+    # in order to apply a patch
+    system 'dos2unix `find src/ -type f`'
+
+    # patch two small issues -- one related to 10.7 compatibility, one related
+    # to missing symbols due to an (apparently) erroneous 'extern "C"' wrapper
+    'https://raw.github.com/gist/1182684/8afd29c2bef6c410f1886d297012af752c0d0ac3/atb_10_7_patch_minimal.diff'
+  end
+
+  def install
+    system 'cd src; make -f Makefile.osx'
+    lib.install 'lib/libAntTweakBar.dylib'
+    include.install 'include/AntTweakBar.h'
+  end
+end