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-rw-r--r--src/ai/api/ai_tile.hpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/ai/api/ai_tile.hpp b/src/ai/api/ai_tile.hpp
index 808bbcf52..0c12656e2 100644
--- a/src/ai/api/ai_tile.hpp
+++ b/src/ai/api/ai_tile.hpp
@@ -29,6 +29,12 @@ public:
/** Tile can't be lowered any lower */
ERR_TILE_TOO_LOW, // [STR_ERROR_ALREADY_AT_SEA_LEVEL]
+
+ /** The area was already flat */
+ ERR_AREA_ALREADY_FLAT, // [STR_ALREADY_LEVELLED]
+
+ /** There is a tunnel underneed */
+ ERR_ESCAVATION_WOULD_DAMAGE, // [STR_ERROR_EXCAVATION_WOULD_DAMAGE]
};
/**