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-rw-r--r--lib/linklist.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/lib/linklist.c b/lib/linklist.c
index 86649dd49..effd384e4 100644
--- a/lib/linklist.c
+++ b/lib/linklist.c
@@ -70,6 +70,26 @@ void listnode_add(struct list *list, void *val)
list->count++;
}
+void listnode_add_head(struct list *list, void *val)
+{
+ struct listnode *node;
+
+ assert(val != NULL);
+
+ node = listnode_new();
+
+ node->next = list->head;
+ node->data = val;
+
+ if (list->head == NULL)
+ list->head = node;
+ else
+ list->head->prev = node;
+ list->head = node;
+
+ list->count++;
+}
+
void listnode_add_sort(struct list *list, void *val)
{
struct listnode *n;