gnu-prolog: support OSX x86-64

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

1 files changed, 15 insertions, 6 deletions

diff --git a/Library/Formula/gnu-prolog.rb b/Library/Formula/gnu-prolog.rb
index 1acdb2679..1b01a040b 100644
--- a/Library/Formula/gnu-prolog.rb
+++ b/Library/Formula/gnu-prolog.rb
@@ -1,23 +1,32 @@
 require 'formula'
 
 class GnuProlog < Formula
-  url 'http://gprolog.univ-paris1.fr/gprolog-1.4.0.tar.gz'
   homepage 'http://www.gprolog.org/'
+  url 'http://gprolog.univ-paris1.fr/gprolog-1.4.0.tar.gz'
   md5 'cc944e5637a04a9184c8aa46c947fd16'
 
   skip_clean :all
 
-  fails_with_llvm :build => 2334
+  # Support OSX x86-64. See:
+  # https://github.com/mxcl/homebrew/pull/7428
+  # http://lists.gnu.org/archive/html/users-prolog/2011-09/msg00004.html
+  # Includes previous inreplace fix from:
+  # http://lists.gnu.org/archive/html/users-prolog/2011-07/msg00013.html
+  def patches
+    "https://gist.github.com/raw/1191268/35db85d5cfe5ecd5699286bdd945856ea9cee1a1/patch-x86_64-darwin.diff"
+  end
 
   def install
     ENV.j1 # make won't run in parallel
 
     cd 'src' do
-      # Applies fix as seen here:
-      # http://lists.gnu.org/archive/html/users-prolog/2011-07/msg00013.html
-      inreplace "configure", "darwin10", "darwin1"
+      args = ["--prefix=#{prefix}"]
+
+      if MacOS.prefer_64_bit?
+        args << "--build=x86_64-apple-darwin" << "--host=x86_64-apple-darwin"
+      end
 
-      system "./configure", "--prefix=#{prefix}"
+      system "./configure", *args
       system "make"
       system "make install-strip"
     end