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-rw-r--r--src/industry_cmd.cpp23
1 files changed, 11 insertions, 12 deletions
diff --git a/src/industry_cmd.cpp b/src/industry_cmd.cpp
index e16d5b261..3149862b6 100644
--- a/src/industry_cmd.cpp
+++ b/src/industry_cmd.cpp
@@ -1320,7 +1320,6 @@ bool IsSlopeRefused(Slope current, Slope refused)
*/
static CommandCost CheckIfIndustryTilesAreFree(TileIndex tile, const IndustryTileTable *it, uint itspec_index, int type, bool *custom_shape_check = NULL)
{
- CommandCost ret = CommandCost(STR_ERROR_SITE_UNSUITABLE);
bool refused_slope = false;
bool custom_shape = false;
@@ -1329,28 +1328,28 @@ static CommandCost CheckIfIndustryTilesAreFree(TileIndex tile, const IndustryTil
TileIndex cur_tile = TileAddWrap(tile, it->ti.x, it->ti.y);
if (!IsValidTile(cur_tile)) {
- return ret;
+ return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
}
if (gfx == GFX_WATERTILE_SPECIALCHECK) {
if (!IsTileType(cur_tile, MP_WATER) ||
GetTileSlope(cur_tile, NULL) != SLOPE_FLAT) {
- return ret;
+ return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
}
} else {
- if (!EnsureNoVehicleOnGround(cur_tile)) return ret;
- if (MayHaveBridgeAbove(cur_tile) && IsBridgeAbove(cur_tile)) return ret;
+ if (!EnsureNoVehicleOnGround(cur_tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
+ if (MayHaveBridgeAbove(cur_tile) && IsBridgeAbove(cur_tile)) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
const IndustryTileSpec *its = GetIndustryTileSpec(gfx);
IndustryBehaviour ind_behav = GetIndustrySpec(type)->behaviour;
/* Perform land/water check if not disabled */
- if (!HasBit(its->slopes_refused, 5) && (IsWaterTile(cur_tile) == !(ind_behav & INDUSTRYBEH_BUILT_ONWATER))) return ret;
+ if (!HasBit(its->slopes_refused, 5) && (IsWaterTile(cur_tile) == !(ind_behav & INDUSTRYBEH_BUILT_ONWATER))) return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
if (HasBit(its->callback_mask, CBM_INDT_SHAPE_CHECK)) {
custom_shape = true;
- if (!PerformIndustryTileSlopeCheck(tile, cur_tile, its, type, gfx, itspec_index)) return ret;
+ if (!PerformIndustryTileSlopeCheck(tile, cur_tile, its, type, gfx, itspec_index)) return_cmd_error(_error_message);
} else {
Slope tileh = GetTileSlope(cur_tile, NULL);
refused_slope |= IsSlopeRefused(tileh, its->slopes_refused);
@@ -1365,15 +1364,15 @@ static CommandCost CheckIfIndustryTilesAreFree(TileIndex tile, const IndustryTil
/* Clear the tiles as OWNER_TOWN to not affect town rating, and to not clear protected buildings */
CompanyID old_company = _current_company;
_current_company = OWNER_TOWN;
- bool not_clearable = DoCommand(cur_tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR).Failed();
+ CommandCost ret = DoCommand(cur_tile, 0, 0, DC_NONE, CMD_LANDSCAPE_CLEAR).Failed();
_current_company = old_company;
- if (not_clearable) return ret;
+ if (ret.Failed()) return ret;
} else {
/* Clear the tiles, but do not affect town ratings */
- bool not_clearable = DoCommand(cur_tile, 0, 0, DC_AUTO | DC_NO_TEST_TOWN_RATING | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR).Failed();
+ CommandCost ret = DoCommand(cur_tile, 0, 0, DC_AUTO | DC_NO_TEST_TOWN_RATING | DC_NO_MODIFY_TOWN_RATING, CMD_LANDSCAPE_CLEAR);
- if (not_clearable) return ret;
+ if (ret.Failed()) return ret;
}
}
} while ((++it)->ti.x != -0x80);
@@ -1386,7 +1385,7 @@ static CommandCost CheckIfIndustryTilesAreFree(TileIndex tile, const IndustryTil
if (!refused_slope || (_settings_game.game_creation.land_generator == LG_TERRAGENESIS && _generating_world && !custom_shape && !_ignore_restrictions)) {
return CommandCost();
}
- return ret;
+ return_cmd_error(STR_ERROR_SITE_UNSUITABLE);
}
/** Is the industry allowed to be built at this place for the town?