/* * call-seq: * register(uri, custom_handler_class) * * Register a class that implements custom XLST transformation functions. */ static VALUE registr(VALUE self, VALUE uri, VALUE obj) { VALUE modules = rb_iv_get(self, "@modules"); if(NIL_P(modules)) rb_raise(rb_eRuntimeError, "wtf! @modules isn't set"); rb_hash_aset(modules, uri, obj); xsltRegisterExtModule((unsigned char *)StringValuePtr(uri), initFunc, shutdownFunc); return self; }