Mercurial > hg > openttd
changeset 19780:3e5e1e2af3ac draft
(svn r24713) -Fix [FS#5262]: [NewGRF] Tolerate old NewGRFs returning invalid values via CB 11.
author | frosch <frosch@openttd.org> |
---|---|
date | Mon, 12 Nov 2012 20:13:02 +0000 |
parents | d87c77bb6629 |
children | cbd1ab2a068f |
files | src/roadveh_cmd.cpp src/train_cmd.cpp |
diffstat | 2 files changed, 5 insertions(+), 4 deletions(-) [+] |
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line diff
--- a/src/roadveh_cmd.cpp +++ b/src/roadveh_cmd.cpp @@ -169,13 +169,13 @@ if (e->GetGRF() != NULL && e->GetGRF()->grf_version >= 8) { /* Use callback 36 */ veh_len = GetVehicleProperty(v, PROP_ROADVEH_SHORTEN_FACTOR, CALLBACK_FAILED); + if (veh_len != CALLBACK_FAILED && veh_len >= VEHICLE_LENGTH) ErrorUnknownCallbackResult(e->GetGRFID(), CBID_VEHICLE_LENGTH, veh_len); } else { /* Use callback 11 */ veh_len = GetVehicleCallback(CBID_VEHICLE_LENGTH, 0, 0, v->engine_type, v); } if (veh_len == CALLBACK_FAILED) veh_len = e->u.road.shorten_factor; if (veh_len != 0) { - if (veh_len >= VEHICLE_LENGTH) ErrorUnknownCallbackResult(e->GetGRFID(), CBID_VEHICLE_LENGTH, veh_len); length -= Clamp(veh_len, 0, VEHICLE_LENGTH - 1); }
--- a/src/train_cmd.cpp +++ b/src/train_cmd.cpp @@ -208,13 +208,14 @@ if (e_u->GetGRF() != NULL && e_u->GetGRF()->grf_version >= 8) { /* Use callback 36 */ veh_len = GetVehicleProperty(u, PROP_TRAIN_SHORTEN_FACTOR, CALLBACK_FAILED); + + if (veh_len != CALLBACK_FAILED && veh_len >= VEHICLE_LENGTH) { + ErrorUnknownCallbackResult(e_u->GetGRFID(), CBID_VEHICLE_LENGTH, veh_len); + } } else if (HasBit(e_u->info.callback_mask, CBM_VEHICLE_LENGTH)) { /* Use callback 11 */ veh_len = GetVehicleCallback(CBID_VEHICLE_LENGTH, 0, 0, u->engine_type, u); } - if (veh_len != CALLBACK_FAILED && veh_len >= VEHICLE_LENGTH) { - ErrorUnknownCallbackResult(e_u->GetGRFID(), CBID_VEHICLE_LENGTH, veh_len); - } if (veh_len == CALLBACK_FAILED) veh_len = rvi_u->shorten_factor; veh_len = VEHICLE_LENGTH - Clamp(veh_len, 0, VEHICLE_LENGTH - 1);