From a9ccec70c462f155eaaa7e8419a88c5d20b5dec9 Mon Sep 17 00:00:00 2001
From: Christopher Denter <dennda -O- the-space-station -o- com>
Date: Fri, 30 Jul 2010 19:51:05 +0200
Subject: [PATCH] opencv - --build32 option; needed for some cameras

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
---
 Formula/opencv.rb | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Formula/opencv.rb b/Formula/opencv.rb
index 0697ad7d38a..e16d5673457 100644
--- a/Formula/opencv.rb
+++ b/Formula/opencv.rb
@@ -21,8 +21,14 @@ class Opencv <Formula
   # you don't need unless you're doing video analysis, and some of it isn't
   # in Homebrew anyway.
 
+  def options
+    [['--build32', 'Force a 32-bit build.']]
+  end
+
   def install
-    system "cmake -G 'Unix Makefiles' -DCMAKE_INSTALL_PREFIX:PATH=#{prefix} ."
+    makefiles = "cmake -G 'Unix Makefiles' -DCMAKE_INSTALL_PREFIX:PATH=#{prefix} ."
+    makefiles += " -DOPENCV_EXTRA_C_FLAGS='-arch i386 -m32'" if ARGV.include? '--build32'
+    system makefiles
     system "make"
     system "make install"
   end