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Return error when upgrading airport to an identical configuration

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See: #200
This commit is contained in:
Jonathan G Rennison
2020-10-27 17:36:53 +00:00
parent 9909f9ab54
commit 67506e3781
1 changed files with 4 additions and 0 deletions
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4
src/station_cmd.cpp
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@@ -2467,6 +2467,10 @@ CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
return_cmd_error(STR_ERROR_TOO_CLOSE_TO_ANOTHER_AIRPORT);
}
if (action == AIRPORT_UPGRADE && airport_type == st->airport.type && layout == st->airport.layout && st->airport.tile == tile) {
return_cmd_error(STR_ERROR_ALREADY_BUILT);
}
/* The noise level is the noise from the airport and reduce it to account for the distance to the town center. */
uint dist;
Town *nearest = AirportGetNearestTown(as, iter, dist);