From c695a6a774a12fef5b2df9a25d95940e311e87f2 Mon Sep 17 00:00:00 2001
From: Bruno BELANYI <bruno@belanyi.fr>
Date: Sun, 15 Nov 2020 16:37:35 +0100
Subject: [PATCH] tupperware: list: add FOREACH_ENTRY macro

---
 include/tupperware/list.h | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/include/tupperware/list.h b/include/tupperware/list.h
index 1cec749..8d94b0f 100644
--- a/include/tupperware/list.h
+++ b/include/tupperware/list.h
@@ -26,6 +26,15 @@ struct list {
         (Cur); \
         (Cur) = ((Cur)->next == (List).head ? NULL : (Cur)->next))
 
+#define LIST_FOREACH_ENTRY(Type, Field, List, Cur) \
+    for (Type *Cur = (List).head == NULL \
+            ? NULL \
+            : CONTAINER_OF(Type, Field, (List).head); \
+        (Cur); \
+        (Cur) = ((Cur)->Field.next == (List).head \
+                ? NULL \
+                : CONTAINER_OF(Type, Field, (Cur)->Field.next)))
+
 typedef int (*list_cmp_f)(const struct list_node *lhs,
         const struct list_node *rhs, void *cookie);