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#ifndef AI_EVENT

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#define AI_EVENT

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/* Make the ai_event macro set correctly */

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#ifdef GPMI

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#	include <gpmi.h>

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#	include "ai.h"

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/* This is how we call events (with safety-check) to GPMI */

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/* XXX -- This macro (vararg macro) isn't supported on old GCCs, but GPMI

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 *         is using them too, so it isn't a real problem, yet */

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#	define ai_event(player, params...) \

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		if (player < MAX_PLAYERS && _ai_player[player].module != NULL) \

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			gpmi_event(_ai_player[player].module, params)

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#else

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/* If GPMI isn't loaded, don't do a thing with the events (for now at least)

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 *  Because old GCCs don't support vararg macros, and OTTD does support those

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 *  GCCs, we need something tricky to ignore the events... and this is the solution :)

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 *  Ugly, I know, but it works! */

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#	ifdef DEF_EVENTS

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	void CDECL empty_function(PlayerID player, int event, ...) {}

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#	else

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	extern void CDECL empty_function(PlayerID player, int event, ...);

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#	endif

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#	define ai_event empty_function

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#endif /* GPMI */

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/* To make our life a bit easier; you now only have to define new

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 *  events here, and automaticly they work in OpenTTD without including

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 *  the ottd_event package. Just because of some lovely macro-shit ;) */

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#ifdef DEF_EVENTS

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#	define DEF_EVENTS

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#	define INITIAL_SET = -1

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#else

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#	define DEF_EVENTS extern

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#	define INITIAL_SET

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#endif /* DEF_EVENTS */

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/* ------------ All available events -------------- */

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DEF_EVENTS int ottd_Event_BuildStation								INITIAL_SET; // (station_index, station_tile)

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DEF_EVENTS int ottd_Event_BuildRoadStation						INITIAL_SET; // (station_index, station_tile)

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DEF_EVENTS int ottd_Event_BuildDepot									INITIAL_SET; // (depot_index, depot_tile)

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DEF_EVENTS int ottd_Event_BuildRoadDepot							INITIAL_SET; // (depot_index, depot_tile)

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DEF_EVENTS int ottd_Event_BuildVehicle								INITIAL_SET; // (vehicle_index, depot_tile)

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DEF_EVENTS int ottd_Event_BuildRoadVehicle						INITIAL_SET; // (vehicle_index, depot_tile)

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DEF_EVENTS int ottd_Event_VehicleEnterDepot						INITIAL_SET; // (vehicle_index, depot_tile)

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DEF_EVENTS int ottd_Event_RoadVehicleEnterDepot				INITIAL_SET; // (vehicle_index, depot_tile)

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DEF_EVENTS int ottd_Event_GiveOrder										INITIAL_SET; // (vehicle_index)

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/* ----------------- End of list ------------------ */

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#endif /* AI_EVENT */