require 'formula'

class Babl < Formula
  homepage 'http://www.gegl.org/babl/'
  url 'ftp://ftp.gtk.org/pub/babl/0.1/babl-0.1.10.tar.bz2'
  sha1 'ee60089e8e9d9390e730d3ae5e41074549928b7a'

  head 'git://git.gnome.org/babl'

  depends_on 'pkg-config' => :build

  option :universal

  # There are two patches.
  # The first one changes an include <values.h> (deleted on Mac OS X) to <limits.h>
  # The second one fixes an error when compiling with clang. See:
  # https://trac.macports.org/browser/trunk/dports/graphics/babl/files/clang.patch
  patch :DATA

  def install
    if build.universal?
      ENV.universal_binary
      if ENV.compiler == :gcc
        opoo 'Compilation may fail at babl-cpuaccel.c using gcc for a universal build'
      end
    end

    system "./configure", "--disable-dependency-tracking",
                          "--prefix=#{prefix}"
    system "make install"
  end
end

__END__
diff --git a/babl/babl-palette.c b/babl/babl-palette.c
index 7e72eaa..2f9bf8d 100644
--- a/babl/babl-palette.c
+++ b/babl/babl-palette.c
@@ -19,7 +19,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <stdio.h>
-#include <values.h>
+#include <limits.h>
 #include <assert.h>
 #include "config.h"
 #include "babl-internal.h"
diff --git a/extensions/sse-fixups.c b/extensions/sse-fixups.c
index b44bb5e..7f633d1 100644
--- a/extensions/sse-fixups.c
+++ b/extensions/sse-fixups.c
@@ -21,7 +21,7 @@
 
 #include "config.h"
 
-#if defined(__GNUC__) && (__GNUC__ >= 4) && defined(USE_SSE) && defined(USE_MMX)
+#if !defined(__clang__) && defined(__GNUC__) && (__GNUC__ >= 4) && defined(USE_SSE) && defined(USE_MMX)
 
 #include <stdint.h>
 #include <stdlib.h>
@@ -177,7 +177,7 @@ int init (void);
 int
 init (void)
 {
-#if defined(__GNUC__) && (__GNUC__ >= 4) && defined(USE_SSE) && defined(USE_MMX)
+#if !defined(__clang__) && defined(__GNUC__) && (__GNUC__ >= 4) && defined(USE_SSE) && defined(USE_MMX)
 
   const Babl *rgbaF_linear = babl_format_new (
     babl_model ("RGBA"),