init memory to 0

dex_mem.c

@@ -16,5 +16,11 @@ void * dex_alloc(int size) {
 		obstack_init(&dex_obstack);
 		dex_obstack_initialized = true;
 	}
-	return obstack_alloc(&dex_obstack, size);
+  void * mem = obstack_alloc(&dex_obstack, size);
+  void * ptr = mem;
+  for(int i = 0; i < size; i++)
+  {
+    *(char *)(mem + i) = '\0';
+  }
+  return mem;
 }

ruby/ext/cdexter.c

@@ -1,4 +1,5 @@
 #include "ruby.h"
+#include <stdio.h>
 #include <libxslt/xslt.h>
 #include <libexslt/exslt.h>
 #include <libxslt/xsltInternals.h>
@@ -35,6 +36,7 @@ VALUE _new(VALUE self, VALUE dex, VALUE incl){
     dex_free(ptr);
     return Qnil;
 	}
+	
  	return Data_Wrap_Struct(c_dex, 0, dex_free, ptr);
 }
 

ruby/lib/dexterous.rb

@@ -10,6 +10,7 @@ class Dexterous
     end
     @@mutex ||= Mutex.new
     @@mutex.synchronize do
+      puts dex
       @dex = CDexter.new(dex, incl)
     end
   end

ruby/test/test_dexterous.rb

@@ -12,6 +12,11 @@ class TestDexterous < Test::Unit::TestCase
     assert_equal "/c/sf/shopping", out["categories"][0]["href"]
   end
   
+  def test_yelp_xml
+    @dex = Dexterous.new(File.read(File.dirname(__FILE__) + "/../../test/yelp-home.dex"))
+    out = @dex.parse(:file => File.dirname(__FILE__) + "/../../test/yelp-home.html", :output => :xml)
+  end
+  
   def test_simple
     @dex = Dexterous.new("hi" => "h1")
     assert_equal({"hi" => "Nick's Crispy Tacos"}, @dex.parse(:file => @file))