@@ -258,7 +258,7 @@ CommandCost CmdBuildBridge(TileIndex end
/* retrieve landscape height and ensure it's on land */
tile_start = TileXY(x, y);
tile_end = TileXY(sx, sy);
if (IsWaterTile(tile_start) || IsWaterTile(tile_end)) {
if (IsWaterTile(tile_start) || IsRiverTile(tile_start) || IsWaterTile(tile_end) || IsRiverTile(tile_end)) {
return_cmd_error(STR_02A0_ENDS_OF_BRIDGE_MUST_BOTH);
}
@@ -484,6 +484,8 @@ CommandCost CmdBuildTunnel(TileIndex sta
default: return_cmd_error(STR_500B_SITE_UNSUITABLE_FOR_TUNNEL);
if (IsRiverTile(start_tile)) return_cmd_error(STR_3807_CAN_T_BUILD_ON_WATER);
ret = DoCommand(start_tile, 0, 0, flags, CMD_LANDSCAPE_CLEAR);
if (CmdFailed(ret)) return ret;
@@ -536,6 +538,8 @@ CommandCost CmdBuildTunnel(TileIndex sta
/* if the command fails from here on we want the end tile to be highlighted */
_build_tunnel_endtile = end_tile;
if (IsRiverTile(end_tile)) return_cmd_error(STR_3807_CAN_T_BUILD_ON_WATER);
/* slope of end tile must be complementary to the slope of the start tile */
if (end_tileh != ComplementSlope(start_tileh)) {
/* Check if there is a structure on the terraformed tile. Do not add the cost, that will be done by the terraforming */