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 | class Ghostscript < Formula
  homepage "http://www.ghostscript.com/"
  stable do
    url "http://downloads.ghostscript.com/public/ghostscript-9.15.tar.gz"
    sha1 "f53bcc47e912c7bffc2ced62ed9311376fb18bab"
    patch :DATA # Uncomment OS X-specific make vars
  end
  bottle do
    revision 3
    sha1 "64527567402bb0e06bd3cd2bd1999d3bd3ea09ad" => :yosemite
    sha1 "bd885778fee5126a4f2b7bc27ea70e312668c430" => :mavericks
    sha1 "41d1130888b464aa27cf46ae4266a517d17d64cb" => :mountain_lion
  end
  head do
    url "git://git.ghostscript.com/ghostpdl.git"
    resource "djvu" do
      url "git://git.code.sf.net/p/djvu/gsdjvu-git"
    end
    depends_on "autoconf" => :build
    depends_on "automake" => :build
    depends_on "libtool" => :build
    # Uncomment OS X-specific make vars
    patch do
      url "https://gist.githubusercontent.com/jacknagel/9559501/raw/9709b3234cc888d29f717838650d29e7062da917/gs.patch"
      sha1 "65c99df4f0d57368a086154d34722f5c4b9c84cc"
    end
  end
  option "with-djvu", "Build drivers for DjVU file format"
  depends_on "pkg-config" => :build
  depends_on "jpeg"
  depends_on "libtiff"
  depends_on "jbig2dec"
  depends_on "little-cms2"
  depends_on "libpng"
  depends_on :x11 => ["2.7.2", :optional]
  depends_on "djvulibre" if build.with? "djvu"
  depends_on "freetype"
  conflicts_with "gambit-scheme", :because => "both install `gsc` binaries"
  # http://sourceforge.net/projects/gs-fonts/
  resource "fonts" do
    url "https://downloads.sourceforge.net/project/gs-fonts/gs-fonts/8.11%20%28base%2035%2C%20GPL%29/ghostscript-fonts-std-8.11.tar.gz"
    sha1 "2a7198e8178b2e7dba87cb5794da515200b568f5"
  end
  # http://djvu.sourceforge.net/gsdjvu.html
  resource "djvu" do
    url "https://downloads.sourceforge.net/project/djvu/GSDjVu/1.6/gsdjvu-1.6.tar.gz"
    sha1 "a8c5520d698d8be558a1957b4e5108cba68822ef"
  end
  def move_included_source_copies
    # If the install version of any of these doesn't match
    # the version included in ghostscript, we get errors
    # Taken from the MacPorts portfile - http://bit.ly/ghostscript-portfile
    renames = %w[freetype jbig2dec jpeg libpng tiff]
    renames.each { |lib| mv lib, "#{lib}_local" }
  end
  def install
    src_dir = build.head? ? "gs" : "."
    resource("djvu").stage do
      inreplace "gsdjvu.mak", "$(GL", "$(DEV"
      (buildpath+"devices").install "gdevdjvu.c"
      (buildpath+"lib").install "ps2utf8.ps"
      ENV["EXTRA_INIT_FILES"] = "ps2utf8.ps"
      (buildpath/"devices/contrib.mak").open("a") { |f| f.write(File.read("gsdjvu.mak")) }
    end if build.with? "djvu"
    cd src_dir do
      move_included_source_copies
      args = %W[
        --prefix=#{prefix}
        --disable-cups
        --disable-compile-inits
        --disable-gtk
        --with-system-libtiff
      ]
      args << "--without-x" if build.without? "x11"
      if build.head?
        system "./autogen.sh", *args
      else
        system "./configure", *args
      end
      # versioned stuff in main tree is pointless for us
      inreplace "Makefile", "/$(GS_DOT_VERSION)", ""
      inreplace "Makefile" do |s|
        s.change_make_var!("DEVICE_DEVS17", "$(DD)djvumask.dev $(DD)djvusep.dev")
      end if build.with? "djvu"
      # Install binaries and libraries
      system "make", "install"
      system "make", "install-so"
    end
    (share+"ghostscript/fonts").install resource("fonts")
    (man+"de").rmtree
  end
  test do
    ps = test_fixtures("test.ps")
    assert_match /Hello World!/, shell_output("#{bin}/ps2ascii #{ps}")
  end
end
__END__
diff --git a/base/unix-dll.mak b/base/unix-dll.mak
index ae2d7d8..4f4daed 100644
--- a/base/unix-dll.mak
+++ b/base/unix-dll.mak
@@ -64,12 +64,12 @@ GS_SONAME_MAJOR_MINOR=$(GS_SONAME_BASE)$(GS_SOEXT)$(SO_LIB_VERSION_SEPARATOR)$(G
 
 
 # MacOS X
-#GS_SOEXT=dylib
-#GS_SONAME=$(GS_SONAME_BASE).$(GS_SOEXT)
-#GS_SONAME_MAJOR=$(GS_SONAME_BASE).$(GS_VERSION_MAJOR).$(GS_SOEXT)
-#GS_SONAME_MAJOR_MINOR=$(GS_SONAME_BASE).$(GS_VERSION_MAJOR).$(GS_VERSION_MINOR).$(GS_SOEXT)
+GS_SOEXT=dylib
+GS_SONAME=$(GS_SONAME_BASE).$(GS_SOEXT)
+GS_SONAME_MAJOR=$(GS_SONAME_BASE).$(GS_VERSION_MAJOR).$(GS_SOEXT)
+GS_SONAME_MAJOR_MINOR=$(GS_SONAME_BASE).$(GS_VERSION_MAJOR).$(GS_VERSION_MINOR).$(GS_SOEXT)
 #LDFLAGS_SO=-dynamiclib -flat_namespace
-#LDFLAGS_SO_MAC=-dynamiclib -install_name $(GS_SONAME_MAJOR_MINOR)
+LDFLAGS_SO_MAC=-dynamiclib -install_name __PREFIX__/lib/$(GS_SONAME_MAJOR_MINOR)
 #LDFLAGS_SO=-dynamiclib -install_name $(FRAMEWORK_NAME)
 
 GS_SO=$(BINDIR)/$(GS_SONAME)
 |