Fixed TWIG_PROPERTY to return a NULL instead of a zval(NULL).

diff --git a/twig.c b/twig.c
index acbae38..26ef899 100644 (file)
--- a/twig.c
+++ b/twig.c
@@ -328,9 +328,14 @@ zval *TWIG_PROPERTY(zval *object, zval *propname)
        }
 
        if (Z_OBJ_HT_P(object)->read_property) {
-               tmp = Z_OBJ_HT_P(object)->read_property(object, propname, BP_VAR_R TSRMLS_CC);
-               return tmp;
+               tmp = Z_OBJ_HT_P(object)->read_property(object, propname, BP_VAR_IS TSRMLS_CC);
+               if (&tmp != &EG(uninitialized_zval_ptr)) {
+                       return tmp;
+               } else {
+                       return NULL;
+               }
        }
+       return tmp;
 }
 
 zval *TWIG_PROPERTY_CHAR(zval *object, char *propname)