From 2438a024dfd09c8f3daf814b9d1c6936769501aa Mon Sep 17 00:00:00 2001
From: Tudor Brindus <me@tbrindus.ca>
Date: Fri, 19 Jun 2020 17:55:07 -0400
Subject: [PATCH] Introduce list_for_each utility for iterating over list_t

---
 include/list.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/list.h b/include/list.h
index 895f6cc01..ce23f1eed 100644
--- a/include/list.h
+++ b/include/list.h
@@ -27,6 +27,11 @@ void list_swap(list_t *list, int src, int dest);
 // move item to end of list
 void list_move_to_end(list_t *list, void *item);
 
+#define list_for_each(e, list)											\
+	for (__typeof__(e) *p = (__typeof__(e) *) (list)->items, (e) = *p;	\
+			(void **) p < ((list)->items + (list)->length);				\
+			p++, (e) = *p)
+
 /* Calls `free` for each item in the list, then frees the list.
  * Do not use this to free lists of primitives or items that require more
  * complicated deallocation code.