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-rw-r--r--lib/linklist.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/lib/linklist.c b/lib/linklist.c
index 2936c5b502..84dc6e1419 100644
--- a/lib/linklist.c
+++ b/lib/linklist.c
@@ -150,6 +150,23 @@ bool listnode_add_sort_nodup(struct list *list, void *val)
return true;
}
+struct list *list_dup(struct list *list)
+{
+ struct list *dup;
+ struct listnode *node;
+ void *data;
+
+ assert(list);
+
+ dup = list_new();
+ dup->cmp = list->cmp;
+ dup->del = list->del;
+ for (ALL_LIST_ELEMENTS_RO(list, node, data))
+ listnode_add(dup, data);
+
+ return dup;
+}
+
void listnode_add_sort(struct list *list, void *val)
{
struct listnode *n;