Merge pull request #202 from jcsahnwaldt/patch-1

Fix warnings about allocators of T_DATA classes

Author: cfis

ext/libxml/ruby_xml_reader.c

@@ -1138,6 +1138,7 @@ void rxml_init_reader(void)
   OPTIONS_SYMBOL = ID2SYM(rb_intern("options"));
 
   cXMLReader = rb_define_class_under(mXML, "Reader", rb_cObject);
+  rb_undef_alloc_func(cXMLReader);
 
   rb_define_singleton_method(cXMLReader, "document", rxml_reader_document, 1);
   rb_define_singleton_method(cXMLReader, "file", rxml_reader_file, -1);
@@ -1239,4 +1240,6 @@ void rxml_init_reader(void)
   rb_define_const(cXMLReader, "MODE_EOF", INT2FIX(XML_TEXTREADER_MODE_EOF));
   rb_define_const(cXMLReader, "MODE_CLOSED",       INT2FIX(XML_TEXTREADER_MODE_CLOSED));
   rb_define_const(cXMLReader, "MODE_READING", INT2FIX(XML_TEXTREADER_MODE_READING));
+
+  rb_undef_method(CLASS_OF(cXMLReader), "new");
 }

ext/libxml/ruby_xml_schema.c

@@ -394,6 +394,8 @@ static VALUE rxml_schema_imported_ns_types(VALUE self)
 void rxml_init_schema(void)
 {
   cXMLSchema = rb_define_class_under(mXML, "Schema", rb_cObject);
+  rb_undef_alloc_func(cXMLSchema);
+
   rb_define_singleton_method(cXMLSchema, "new", rxml_schema_init_from_uri, 1);
   rb_define_singleton_method(cXMLSchema, "from_string", rxml_schema_init_from_string, 1);
   rb_define_singleton_method(cXMLSchema, "document", rxml_schema_init_from_document, 1);

ext/libxml/ruby_xml_writer.c

@@ -1065,6 +1065,7 @@ void rxml_init_writer(void)
     sStandalone = ID2SYM(rb_intern("standalone"));
 
     cXMLWriter = rb_define_class_under(mXML, "Writer", rb_cObject);
+    rb_undef_alloc_func(cXMLWriter);
 
 #ifdef LIBXML_WRITER_ENABLED
     rb_define_singleton_method(cXMLWriter, "io", rxml_writer_io, 1);