cpp/openttd-patchpack/source File Diff

File diff r25968:3a653e5d3685 → r25969:ecbd8fecb7f6

src/water_cmd.cpp

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@@ @@ -475,10 +475,11 @@ CommandCost CmdBuildCanal(TileIndex tile @@
 			return_cmd_error(STR_ERROR_FLAT_LAND_REQUIRED);
+		}
 		bool water = IsWaterTile(current_tile);
 		/* can't make water of water! */
-		if (IsTileType(current_tile, MP_WATER) && (!IsTileOwner(current_tile, OWNER_WATER) || wc == WATER_CLASS_SEA)) continue;
+		if (water && (!IsTileOwner(current_tile, OWNER_WATER) || wc == WATER_CLASS_SEA)) continue;
 		bool water = IsWaterTile(current_tile);
 		ret = DoCommand(current_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
 		if (ret.Failed()) return ret;