require 'formula'

class Swftools < Formula
  homepage 'http://www.swftools.org'
  url 'http://www.swftools.org/swftools-0.9.2.tar.gz'
  sha1 'd7cf8874c4187d2edd3e40d20ba325ca17b91973'

  option 'with-xpdf', 'Build with PDF support'

  depends_on :x11 if build.with? "xpdf"
  depends_on 'jpeg' => :optional
  depends_on 'lame' => :optional
  depends_on 'giflib' => :optional
  depends_on 'fftw' => :optional

  resource 'xpdf' do
    url 'ftp://ftp.foolabs.com/pub/xpdf/xpdf-3.04.tar.gz', :using  => :nounzip
    sha1 'b9b1dbb0335742a09d0442c60fd02f4f934618bd'
  end

  # Fixes a conftest for libfftwf.dylib that mistakenly calls fftw_malloc()
  # rather than fftwf_malloc().  Reported upstream to their mailing list:
  # http://lists.nongnu.org/archive/html/swftools-common/2012-04/msg00014.html
  # Patch is merged upstream.  Remove at swftools-0.9.3.
  patch :DATA

  def install
    (buildpath+'lib/pdf').install resource('xpdf') if build.with? "xpdf"
    system "./configure", "--prefix=#{prefix}"
    system "make"
    system "make install"
  end

  test do
    test_png = HOMEBREW_LIBRARY/"Homebrew/test/fixtures/test.png"
    system "#{bin}/png2swf", "swftools_test.swf", test_png
  end
end

__END__
--- a/configure	2012-04-08 10:25:35.000000000 -0700
+++ b/configure	2012-04-09 17:42:10.000000000 -0700
@@ -6243,7 +6243,7 @@
 
     int main()
     {
-	char*data = fftw_malloc(sizeof(fftwf_complex)*600*800);
+	char*data = fftwf_malloc(sizeof(fftwf_complex)*600*800);
     	fftwf_plan plan = fftwf_plan_dft_2d(600, 800, (fftwf_complex*)data, (fftwf_complex*)data, FFTW_FORWARD, FFTW_ESTIMATE);
 	plan = fftwf_plan_dft_r2c_2d(600, 800, (float*)data, (fftwf_complex*)data, FFTW_ESTIMATE);
 	plan = fftwf_plan_dft_c2r_2d(600, 800, (fftwf_complex*)data, (float*)data, FFTW_ESTIMATE);