From d4a40467c5fb99b34b235a7fa8cde423fbdf24c0 Mon Sep 17 00:00:00 2001
From: skyleo <skyleo@skyleo.de>
Date: Thu, 3 Oct 2019 18:39:58 +0200
Subject: Add documentation for unit->walktoxy_sub

---
 src/map/unit.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/map/unit.c b/src/map/unit.c
index f0125ec79..db4fc47e7 100644
--- a/src/map/unit.c
+++ b/src/map/unit.c
@@ -116,6 +116,11 @@ static struct unit_data *unit_bl2ud2(struct block_list *bl)
 	return unit->bl2ud(bl);
 }
 
+/**
+ * TODO: understand purpose of this function
+ * @param bl block_list to process
+ * @return 0: success, 1: fail, 2: nullpointer
+ */
 static int unit_walktoxy_sub(struct block_list *bl)
 {
 	int i;
-- 
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