diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/lang/english.txt | 3 | ||||
-rw-r--r-- | src/newgrf.cpp | 12 | ||||
-rw-r--r-- | src/newgrf_industries.cpp | 11 | ||||
-rw-r--r-- | src/newgrf_spritegroup.h | 2 |
4 files changed, 24 insertions, 4 deletions
diff --git a/src/lang/english.txt b/src/lang/english.txt index 8bcfd9588..b6146718f 100644 --- a/src/lang/english.txt +++ b/src/lang/english.txt @@ -3002,7 +3002,7 @@ STR_NEWGRF_ERROR_GRM_FAILED :Requested GRF r STR_NEWGRF_ERROR_FORCEFULLY_DISABLED :{1:RAW_STRING} was disabled by {2:RAW_STRING} STR_NEWGRF_ERROR_INVALID_SPRITE_LAYOUT :Invalid/unknown sprite layout format (sprite {3:NUM}) STR_NEWGRF_ERROR_LIST_PROPERTY_TOO_LONG :Too many elements in property value list (sprite {3:NUM}, property {4:HEX}) -STR_NEWGRF_ERROR_INDPROD_CALLBACK :Invalid industry production callback (sprite {3:NUM}, "{1:RAW_STRING}") +STR_NEWGRF_ERROR_INDPROD_CALLBACK :Invalid industry production callback (sprite {3:NUM}, "{2:RAW_STRING}") # NewGRF related 'general' warnings STR_NEWGRF_POPUP_CAUTION_CAPTION :{WHITE}Caution! @@ -3034,6 +3034,7 @@ STR_NEWGRF_BUGGY :{WHITE}NewGRF ' STR_NEWGRF_BUGGY_ARTICULATED_CARGO :{WHITE}Cargo/refit information for '{1:ENGINE}' differs from purchase list after construction. This might cause autorenew/-replace to fail refitting correctly STR_NEWGRF_BUGGY_ENDLESS_PRODUCTION_CALLBACK :{WHITE}'{1:STRING}' caused an endless loop in the production callback STR_NEWGRF_BUGGY_UNKNOWN_CALLBACK_RESULT :{WHITE}Callback {1:HEX} returned unknown/invalid result {2:HEX} +STR_NEWGRF_BUGGY_INVALID_CARGO_PRODUCTION_CALLBACK :{WHITE}'{1:STRING}' returned invalid cargo type in the production callback at {2:HEX} # 'User removed essential NewGRFs'-placeholders for stuff without specs STR_NEWGRF_INVALID_CARGO :<invalid cargo> diff --git a/src/newgrf.cpp b/src/newgrf.cpp index ff1028798..13d1377d0 100644 --- a/src/newgrf.cpp +++ b/src/newgrf.cpp @@ -5005,7 +5005,12 @@ static void NewSpriteGroup(ByteReader *buf) for (uint i = 0; i < group->num_input; i++) { byte rawcargo = buf->ReadByte(); CargoID cargo = GetCargoTranslation(rawcargo, _cur.grffile); - if (std::find(group->cargo_input, group->cargo_input + i, cargo) != group->cargo_input + i) { + if (cargo == CT_INVALID) { + /* The mapped cargo is invalid. This is permitted at this point, + * as long as the result is not used. Mark it invalid so this + * can be tested later. */ + group->version = 0xFF; + } else if (std::find(group->cargo_input, group->cargo_input + i, cargo) != group->cargo_input + i) { GRFError *error = DisableGrf(STR_NEWGRF_ERROR_INDPROD_CALLBACK); error->data = stredup("duplicate input cargo"); return; @@ -5022,7 +5027,10 @@ static void NewSpriteGroup(ByteReader *buf) for (uint i = 0; i < group->num_output; i++) { byte rawcargo = buf->ReadByte(); CargoID cargo = GetCargoTranslation(rawcargo, _cur.grffile); - if (std::find(group->cargo_output, group->cargo_output + i, cargo) != group->cargo_output + i) { + if (cargo == CT_INVALID) { + /* Mark this result as invalid to use */ + group->version = 0xFF; + } else if (std::find(group->cargo_output, group->cargo_output + i, cargo) != group->cargo_output + i) { GRFError *error = DisableGrf(STR_NEWGRF_ERROR_INDPROD_CALLBACK); error->data = stredup("duplicate output cargo"); return; diff --git a/src/newgrf_industries.cpp b/src/newgrf_industries.cpp index de388c023..980059cab 100644 --- a/src/newgrf_industries.cpp +++ b/src/newgrf_industries.cpp @@ -605,6 +605,17 @@ void IndustryProductionCallback(Industry *ind, int reason) if (tgroup == NULL || tgroup->type != SGT_INDUSTRY_PRODUCTION) break; const IndustryProductionSpriteGroup *group = (const IndustryProductionSpriteGroup *)tgroup; + if (group->version == 0xFF) { + /* Result was marked invalid on load, display error message */ + SetDParamStr(0, spec->grf_prop.grffile->filename); + SetDParam(1, spec->name); + SetDParam(2, ind->location.tile); + ShowErrorMessage(STR_NEWGRF_BUGGY, STR_NEWGRF_BUGGY_INVALID_CARGO_PRODUCTION_CALLBACK, WL_WARNING); + + /* abort the function early, this error isn't critical and will allow the game to continue to run */ + break; + } + bool deref = (group->version >= 1); if (group->version < 2) { diff --git a/src/newgrf_spritegroup.h b/src/newgrf_spritegroup.h index 6f038fd13..2db78f6ba 100644 --- a/src/newgrf_spritegroup.h +++ b/src/newgrf_spritegroup.h @@ -277,7 +277,7 @@ struct TileLayoutSpriteGroup : SpriteGroup { struct IndustryProductionSpriteGroup : SpriteGroup { IndustryProductionSpriteGroup() : SpriteGroup(SGT_INDUSTRY_PRODUCTION) {} - uint8 version; + uint8 version; ///< Production callback version used, or 0xFF if marked invalid uint8 num_input; ///< How many subtract_input values are valid int16 subtract_input[INDUSTRY_NUM_INPUTS]; ///< Take this much of the input cargo (can be negative, is indirect in cb version 1+) CargoID cargo_input[INDUSTRY_NUM_INPUTS]; ///< Which input cargoes to take from (only cb version 2) |