From 221b5f1f99470ccf487fb5d23eb16b7b53ed5588 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Thu, 31 Oct 2024 00:25:55 +0000
Subject: Fix train/vehicle constructors to take const links

---
 game/vehicles/train.h     | 2 +-
 game/vehicles/vehicle.cpp | 2 +-
 game/vehicles/vehicle.h   | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/game/vehicles/train.h b/game/vehicles/train.h
index 4320103..4933347 100644
--- a/game/vehicles/train.h
+++ b/game/vehicles/train.h
@@ -17,7 +17,7 @@ template<typename> class Ray;
 
 class Train : public Vehicle, public Collection<RailVehicle, false>, public Can<Go>, public Can<Idle> {
 public:
-	explicit Train(const Link::Ptr & link, float linkDist = 0) : Vehicle {link, linkDist} { }
+	explicit Train(const Link::CPtr & link, float linkDist = 0) : Vehicle {link, linkDist} { }
 
 	[[nodiscard]] const Location &
 	getLocation() const override
diff --git a/game/vehicles/vehicle.cpp b/game/vehicles/vehicle.cpp
index 0d46017..dd652bc 100644
--- a/game/vehicles/vehicle.cpp
+++ b/game/vehicles/vehicle.cpp
@@ -15,7 +15,7 @@
 #include <utility>
 #include <vector>
 
-Vehicle::Vehicle(const Link::Ptr & l, float ld) : linkDist {ld}
+Vehicle::Vehicle(const Link::CPtr & l, float ld) : linkDist {ld}
 {
 	linkHist.add(l, 0);
 	currentActivity = std::make_unique<Idle>();
diff --git a/game/vehicles/vehicle.h b/game/vehicles/vehicle.h
index 354f904..c3b35b7 100644
--- a/game/vehicles/vehicle.h
+++ b/game/vehicles/vehicle.h
@@ -14,7 +14,7 @@ class Location;
 
 class Vehicle : public WorldObject, public Selectable {
 public:
-	explicit Vehicle(const Link::Ptr & link, float linkDist = 0);
+	explicit Vehicle(const Link::CPtr & link, float linkDist = 0);
 	float linkDist; // distance along current link
 	float speed {}; // speed in m/s (~75 km/h)
 
-- 
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