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$NetBSD: patch-Zend_zend__builtin__functions.c,v 1.1 2011/10/20 13:32:20 taca Exp $
* Fix for 2011-3379 from r317183 from PHP's repository.
--- Zend/zend_builtin_functions.c.orig 2011-08-08 14:54:50.000000000 +0000
+++ Zend/zend_builtin_functions.c
@@ -816,13 +816,19 @@ static void is_a_impl(INTERNAL_FUNCTION_
int class_name_len;
zend_class_entry *instance_ce;
zend_class_entry **ce;
+ zend_bool allow_string = only_subclass;
zend_bool retval;
- if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zs", &obj, &class_name, &class_name_len) == FAILURE) {
+ if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zs|b", &obj, &class_name, &class_name_len, &allow_string) == FAILURE) {
return;
}
-
- if (Z_TYPE_P(obj) == IS_STRING) {
+ /*
+ allow_string - is_a default is no, is_subclass_of is yes.
+ if it's allowed, then the autoloader will be called if the class does not exist.
+ default behaviour is different, as 'is_a' usage is normally to test mixed return values
+ */
+
+ if (allow_string && Z_TYPE_P(obj) == IS_STRING) {
zend_class_entry **the_ce;
if (zend_lookup_class(Z_STRVAL_P(obj), Z_STRLEN_P(obj), &the_ce TSRMLS_CC) == FAILURE) {
RETURN_FALSE;
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