Add initial code for suspending execution

This is just some initial code, which is still quite broken (and needs to be
moved so it can be reused.)

1 files changed, 7 insertions, 0 deletions

diff --git a/Zend/zend_generators.h b/Zend/zend_generators.h
index 60899072df..c3b8f455f6 100644
--- a/Zend/zend_generators.h
+++ b/Zend/zend_generators.h
@@ -27,6 +27,13 @@ void zend_register_generator_ce(TSRMLS_D);
 
 extern ZEND_API zend_class_entry *zend_ce_generator;
 
+typedef struct _zend_generator {
+	zend_object std;
+
+	/* The suspended execution context. */
+	zend_execute_data *execute_data;
+} zend_generator;
+
 END_EXTERN_C()
 
 #endif