478 #define foreach_list_safe(__node, __list)			     \  argument
479    for (exec_node * __node = (__list)->head, * __next = __node->next \
481 	; __node = __next, __next = __next->next)
483 #define foreach_list(__node, __list)			\  argument
484    for (exec_node * __node = (__list)->head		\
485 	; (__node)->next != NULL 			\
486 	; (__node) = (__node)->next)
488 #define foreach_list_const(__node, __list)		\  argument
489    for (const exec_node * __node = (__list)->head	\
490 	; (__node)->next != NULL 			\
491 	; (__node) = (__node)->next)
493 #define foreach_list_typed(__type, __node, __field, __list)		\  argument
494    for (__type * __node =						\
496 	(__node)->__field.next != NULL; 				\
497 	(__node) = exec_node_data(__type, (__node)->__field.next, __field))
499 #define foreach_list_typed_const(__type, __node, __field, __list)	\  argument
500    for (const __type * __node =						\
502 	(__node)->__field.next != NULL; 				\
503 	(__node) = exec_node_data(__type, (__node)->__field.next, __field))