From b83e7dae9062d4bd5e0d613436aa98c027bdb52a Mon Sep 17 00:00:00 2001
From: Mark Vejvoda <mark_vejvoda@hotmail.com>
Date: Thu, 19 Sep 2013 17:32:36 +0000
Subject: [PATCH] added null checks

---
 source/glest_game/world/map.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/source/glest_game/world/map.cpp b/source/glest_game/world/map.cpp
index b41093516..2b2bb8651 100644
--- a/source/glest_game/world/map.cpp
+++ b/source/glest_game/world/map.cpp
@@ -1188,6 +1188,13 @@ const Unit * Map::findClosestUnitToPos(const Selection *selection, Vec2i origina
 }
 
 Vec2i Map::findBestBuildApproach(const Unit *unit, Vec2i originalBuildPos,const UnitType *ut) const {
+	if(unit == NULL) {
+		throw megaglest_runtime_error("unit == NULL");
+	}
+	if(ut == NULL) {
+		throw megaglest_runtime_error("ut == NULL");
+	}
+
     Vec2i unitBuilderPos    = unit->getPosNotThreadSafe();
 	Vec2i pos               = originalBuildPos;