From af8514f1a3a977e567b2e1df7b5654dcdcd16b23 Mon Sep 17 00:00:00 2001
From: Jacob Walser <jwalser90@gmail.com>
Date: Tue, 11 Apr 2017 15:34:15 -0400
Subject: [PATCH] Sub: Don't declare gripper functions if it's not enabled

---
 ArduSub/Sub.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/ArduSub/Sub.h b/ArduSub/Sub.h
index 82ed2b2eca..29c4e626e4 100644
--- a/ArduSub/Sub.h
+++ b/ArduSub/Sub.h
@@ -665,7 +665,9 @@ private:
     void update_optical_flow(void);
 #endif
     void read_battery(void);
+#if GRIPPER_ENABLED == ENABLED
     void gripper_update();
+#endif
     void terrain_update();
     void terrain_logging();
     bool terrain_use();