X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fdirection.hpp;h=f4df937ead972562ddea17cb3a4fd61d40c7118b;hb=41b1a29c10b9c5e799d57356eee0d1701c3828b4;hp=e665d2073969ea58498beaedadbb0b730a5ae020;hpb=3e86b3d0c8c9ed1137e8716fcecbcd0ca67bea7b;p=supertux.git

diff --git a/src/direction.hpp b/src/direction.hpp
index e665d2073..f4df937ea 100644
--- a/src/direction.hpp
+++ b/src/direction.hpp
@@ -20,6 +20,10 @@
 #ifndef SUPERTUX_DIRECTION_H
 #define SUPERTUX_DIRECTION_H
 
+#include <iostream>
+
 enum Direction { AUTO, LEFT, RIGHT, UP, DOWN };
 
+std::ostream& operator<<(std::ostream& o, const Direction& dir);
+
 #endif