require 'formula' class Leptonica < Formula homepage 'http://www.leptonica.org/' url 'http://www.leptonica.org/source/leptonica-1.68.tar.gz' md5 '5cd7092f9ff2ca7e3f3e73bfcd556403' depends_on :x11 depends_on 'jpeg' depends_on 'libtiff' # Leptonica is missing an #include for PNG support # Can be removed in 1.69 # http://code.google.com/p/leptonica/issues/detail?id=56 def patches DATA end def install system "./configure", "--disable-dependency-tracking", "--prefix=#{prefix}" system "make install" end end __END__ diff -Nurd -x'*~' leptonica-1.68.orig/src/pngio.c leptonica-1.68/src/pngio.c --- leptonica-1.68.orig/src/pngio.c 2011-02-01 00:41:12.000000000 -0500 +++ leptonica-1.68/src/pngio.c 2011-07-09 09:17:17.000000000 -0400 @@ -108,6 +108,10 @@ #include "png.h" +#ifdef HAVE_LIBZ +#include "zlib.h" +#endif + /* ----------------Set defaults for read/write options ----------------- */ /* strip 16 bpp --> 8 bpp on reading png; default is for stripping */ static l_int32 var_PNG_STRIP_16_TO_8 = 1;