(svn r10197) -Codechange: replace int32 with CommandCost where appropriate.

4 files changed, 25 insertions, 24 deletions

diff --git a/src/ai/trolly/build.cpp b/src/ai/trolly/build.cpp
index ac66bfaa6..60518d0fa 100644
--- a/src/ai/trolly/build.cpp
+++ b/src/ai/trolly/build.cpp
@@ -36,7 +36,7 @@ bool AiNew_Build_CompanyHQ(Player *p, TileIndex tile)
 //    numtracks : in case of AI_TRAIN: tracks of station
 //    direction : the direction of the station
 //    flag : flag passed to DoCommand (normally 0 to get the cost or DC_EXEC to build it)
-int AiNew_Build_Station(Player *p, byte type, TileIndex tile, byte length, byte numtracks, byte direction, byte flag)
+CommandCost AiNew_Build_Station(Player *p, byte type, TileIndex tile, byte length, byte numtracks, byte direction, byte flag)
 {
 	if (type == AI_TRAIN)
 		return AI_DoCommand(tile, direction + (numtracks << 8) + (length << 16), 0, flag | DC_AUTO | DC_NO_WATER, CMD_BUILD_RAILROAD_STATION);
@@ -53,7 +53,7 @@ int AiNew_Build_Station(Player *p, byte type, TileIndex tile, byte length, byte
 //   tile_a : starting point
 //   tile_b : end point
 //   flag : flag passed to DoCommand
-int AiNew_Build_Bridge(Player *p, TileIndex tile_a, TileIndex tile_b, byte flag)
+CommandCost AiNew_Build_Bridge(Player *p, TileIndex tile_a, TileIndex tile_b, byte flag)
 {
 	int bridge_type, bridge_len, type, type2;
 
@@ -90,15 +90,15 @@ int AiNew_Build_Bridge(Player *p, TileIndex tile_a, TileIndex tile_b, byte flag)
 //   part : Which part we need to build
 //
 // TODO: skip already builded road-pieces (e.g.: cityroad)
-int AiNew_Build_RoutePart(Player *p, Ai_PathFinderInfo *PathFinderInfo, byte flag)
+CommandCost AiNew_Build_RoutePart(Player *p, Ai_PathFinderInfo *PathFinderInfo, byte flag)
 {
 	int part = PathFinderInfo->position;
 	byte *route_extra = PathFinderInfo->route_extra;
 	TileIndex *route = PathFinderInfo->route;
 	int dir;
 	int old_dir = -1;
-	int cost = 0;
-	int res;
+	CommandCost cost = 0;
+	CommandCost res;
 	// We need to calculate the direction with the parent of the parent.. so we skip
 	//  the first pieces and the last piece
 	if (part < 1) part = 1;
@@ -243,7 +243,7 @@ EngineID AiNew_PickVehicle(Player *p)
 			const RoadVehicleInfo *rvi = RoadVehInfo(i);
 			const Engine* e = GetEngine(i);
 			int32 rating;
-			int32 ret;
+			CommandCost ret;
 
 			/* Skip vehicles which can't take our cargo type */
 			if (rvi->cargo_type != p->ainew.cargo && !CanRefitTo(i, p->ainew.cargo)) continue;
@@ -293,7 +293,7 @@ void CcAI(bool success, TileIndex tile, uint32 p1, uint32 p2)
 
 
 // Builds the best vehicle possible
-int AiNew_Build_Vehicle(Player *p, TileIndex tile, byte flag)
+CommandCost AiNew_Build_Vehicle(Player *p, TileIndex tile, byte flag)
 {
 	EngineID i = AiNew_PickVehicle(p);
 
@@ -307,9 +307,9 @@ int AiNew_Build_Vehicle(Player *p, TileIndex tile, byte flag)
 	}
 }
 
-int AiNew_Build_Depot(Player* p, TileIndex tile, DiagDirection direction, byte flag)
+CommandCost AiNew_Build_Depot(Player* p, TileIndex tile, DiagDirection direction, byte flag)
 {
-	int ret, ret2;
+	CommandCost ret, ret2;
 	if (p->ainew.tbt == AI_TRAIN) {
 		return AI_DoCommand(tile, 0, direction, flag | DC_AUTO | DC_NO_WATER, CMD_BUILD_TRAIN_DEPOT);
 	} else {
diff --git a/src/ai/trolly/pathfinder.cpp b/src/ai/trolly/pathfinder.cpp
index d117f48dd..4fca513df 100644
--- a/src/ai/trolly/pathfinder.cpp
+++ b/src/ai/trolly/pathfinder.cpp
@@ -23,7 +23,7 @@ static bool TestCanBuildStationHere(TileIndex tile, byte dir)
 	Player *p = GetPlayer(_current_player);
 
 	if (dir == TEST_STATION_NO_DIR) {
-		int32 ret;
+		CommandCost ret;
 		// TODO: currently we only allow spots that can be access from al 4 directions...
 		//  should be fixed!!!
 		for (dir = 0; dir < 4; dir++) {
@@ -214,7 +214,7 @@ static void AyStar_AiPathFinder_FoundEndNode(AyStar *aystar, OpenListNode *curre
 // What tiles are around us.
 static void AyStar_AiPathFinder_GetNeighbours(AyStar *aystar, OpenListNode *current)
 {
-	int ret;
+	CommandCost ret;
 	int dir;
 
 	Ai_PathFinderInfo *PathFinderInfo = (Ai_PathFinderInfo*)aystar->user_target;
diff --git a/src/ai/trolly/trolly.cpp b/src/ai/trolly/trolly.cpp
index cd5ca16a5..dd274e2ed 100644
--- a/src/ai/trolly/trolly.cpp
+++ b/src/ai/trolly/trolly.cpp
@@ -642,7 +642,7 @@ static void AiNew_State_FindStation(Player *p)
 
 	if (new_tile == 0 && p->ainew.tbt == AI_BUS) {
 		uint x, y, i = 0;
-		int r;
+		CommandCost r;
 		uint best;
 		uint accepts[NUM_CARGO];
 		TileIndex found_spot[AI_FINDSTATION_TILE_RANGE*AI_FINDSTATION_TILE_RANGE * 4];
@@ -788,7 +788,8 @@ static void AiNew_State_FindDepot(Player *p)
 	// To make the depot stand in the middle of the route, we start from the center..
 	// But first we walk through the route see if we can find a depot that is ours
 	//  this keeps things nice ;)
-	int g, i, r;
+	int g, i;
+	CommandCost r;
 	DiagDirection j;
 	TileIndex tile;
 	assert(p->ainew.state == AI_STATE_FIND_DEPOT);
@@ -984,7 +985,7 @@ static void AiNew_State_VerifyRoute(Player *p)
 // Build the stations
 static void AiNew_State_BuildStation(Player *p)
 {
-	int res = 0;
+	CommandCost res = 0;
 	assert(p->ainew.state == AI_STATE_BUILD_STATION);
 	if (p->ainew.temp == 0) {
 		if (!IsTileType(p->ainew.from_tile, MP_STATION))
@@ -1037,8 +1038,8 @@ static void AiNew_State_BuildPath(Player *p)
 			// We don't want that, so try building some road left or right of the station
 			int dir1, dir2, dir3;
 			TileIndex tile;
-			int i, ret;
-			for (i=0;i<2;i++) {
+			CommandCost ret;
+			for (int i = 0; i < 2; i++) {
 				if (i == 0) {
 					tile = p->ainew.from_tile + TileOffsByDiagDir(p->ainew.from_direction);
 					dir1 = p->ainew.from_direction - 1;
@@ -1102,7 +1103,7 @@ static void AiNew_State_BuildPath(Player *p)
 // Builds the depot
 static void AiNew_State_BuildDepot(Player *p)
 {
-	int res = 0;
+	CommandCost res = 0;
 	assert(p->ainew.state == AI_STATE_BUILD_DEPOT);
 
 	if (IsTileType(p->ainew.depot_tile, MP_STREET) && GetRoadTileType(p->ainew.depot_tile) == ROAD_TILE_DEPOT) {
@@ -1137,7 +1138,7 @@ static void AiNew_State_BuildDepot(Player *p)
 // Build vehicles
 static void AiNew_State_BuildVehicle(Player *p)
 {
-	int res;
+	CommandCost res;
 	assert(p->ainew.state == AI_STATE_BUILD_VEHICLE);
 
 	// Check if we need to build a vehicle
@@ -1277,7 +1278,7 @@ static void AiNew_CheckVehicle(Player *p, Vehicle *v)
 
 			if (!AiNew_SetSpecialVehicleFlag(p, v, AI_VEHICLEFLAG_SELL)) return;
 			{
-				int ret = 0;
+				CommandCost ret = 0;
 				if (v->type == VEH_ROAD)
 					ret = AI_DoCommand(0, v->index, 0, DC_EXEC, CMD_SEND_ROADVEH_TO_DEPOT);
 				// This means we can not find a depot :s
diff --git a/src/ai/trolly/trolly.h b/src/ai/trolly/trolly.h
index e0d70fbf6..52bad9aa1 100644
--- a/src/ai/trolly/trolly.h
+++ b/src/ai/trolly/trolly.h
@@ -252,11 +252,11 @@ uint AiNew_GetSpecialVehicleFlag(Player *p, Vehicle *v);
 
 // ai_build.c
 bool AiNew_Build_CompanyHQ(Player *p, TileIndex tile);
-int AiNew_Build_Station(Player *p, byte type, TileIndex tile, byte length, byte numtracks, byte direction, byte flag);
-int AiNew_Build_Bridge(Player *p, TileIndex tile_a, TileIndex tile_b, byte flag);
-int AiNew_Build_RoutePart(Player *p, Ai_PathFinderInfo *PathFinderInfo, byte flag);
+CommandCost AiNew_Build_Station(Player *p, byte type, TileIndex tile, byte length, byte numtracks, byte direction, byte flag);
+CommandCost AiNew_Build_Bridge(Player *p, TileIndex tile_a, TileIndex tile_b, byte flag);
+CommandCost AiNew_Build_RoutePart(Player *p, Ai_PathFinderInfo *PathFinderInfo, byte flag);
 EngineID AiNew_PickVehicle(Player *p);
-int AiNew_Build_Vehicle(Player *p, TileIndex tile, byte flag);
-int AiNew_Build_Depot(Player* p, TileIndex tile, DiagDirection direction, byte flag);
+CommandCost AiNew_Build_Vehicle(Player *p, TileIndex tile, byte flag);
+CommandCost AiNew_Build_Depot(Player* p, TileIndex tile, DiagDirection direction, byte flag);
 
 #endif /* AI_TROLLY_H */