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(svn r13675) -Fix: memory leak when NewGRFs got forcefully disabled and they defined GOTO labels.

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rubidium 2008-07-04 18:42:04 +00:00
parent 173f0f4cd5
commit b5f7633883
1 changed files with 26 additions and 19 deletions
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45
src/newgrf.cpp
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@ -235,6 +235,23 @@ static GRFFile *GetFileByFilename(const char *filename)
return file;
}
/** Reset all NewGRFData that was used only while processing data */
static void ClearTemporaryNewGRFData()
{
/* Clear the GOTO labels used for GRF processing */
for (GRFLabel *l = _cur_grffile->label; l != NULL;) {
GRFLabel *l2 = l->next;
free(l);
l = l2;
}
_cur_grffile->label = NULL;
/* Clear the list of spritegroups */
free(_cur_grffile->spritegroups);
_cur_grffile->spritegroups = NULL;
_cur_grffile->spritegroups_count = 0;
}
typedef std::map<StringID *, uint32> StringIDToGRFIDMapping;
StringIDToGRFIDMapping _string_to_grf_mapping;
@ -3826,6 +3843,9 @@ static void DisableStaticNewGRFInfluencingNonStaticNewGRFs(GRFConfig *c)
c->error->data = strdup(_cur_grfconfig->name);
c->error->severity = STR_NEWGRF_ERROR_MSG_FATAL;
c->error->message = STR_NEWGRF_ERROR_STATIC_GRF_CAUSES_DESYNC;
ClearTemporaryNewGRFData();
_skip_sprites = -1;
}
/* Action 0x07 */
@ -3984,6 +4004,7 @@ static void SkipIf(byte *buf, size_t len)
/* If an action 8 hasn't been encountered yet, disable the grf. */
if (_cur_grfconfig->status != GCS_ACTIVATED) {
_cur_grfconfig->status = GCS_DISABLED;
ClearTemporaryNewGRFData();
}
}
}
@ -4156,7 +4177,7 @@ static void GRFLoadError(byte *buf, size_t len)
/* This is a fatal error, so make sure the GRF is deactivated and no
* more of it gets loaded. */
_cur_grfconfig->status = GCS_DISABLED;
ClearTemporaryNewGRFData();
_skip_sprites = -1;
}
@ -4339,6 +4360,7 @@ static uint32 PerformGRM(uint32 *grm, uint16 num_ids, uint16 count, uint8 op, ui
/* Deactivate GRF */
grfmsg(0, "ParamSet: GRM: Unable to allocate %d %s, deactivating", count, type);
_cur_grfconfig->status = GCS_DISABLED;
ClearTemporaryNewGRFData();
_skip_sprites = -1;
return UINT_MAX;
}
@ -4417,7 +4439,7 @@ static void ParamSet(byte *buf, size_t len)
if (_cur_spriteid + count >= 16384) {
grfmsg(0, "ParamSet: GRM: Unable to allocate %d sprites; try changing NewGRF order", count);
_cur_grfconfig->status = GCS_DISABLED;
ClearTemporaryNewGRFData();
_skip_sprites = -1;
return;
}
@ -4778,6 +4800,7 @@ static void FeatureTownName(byte *buf, size_t len)
grfmsg(0, "FeatureTownName: definition 0x%02X doesn't exist, deactivating", ref_id);
DelGRFTownName(grfid);
_cur_grfconfig->status = GCS_DISABLED;
ClearTemporaryNewGRFData();
_skip_sprites = -1;
return;
}
@ -5068,6 +5091,7 @@ static void TranslateGRFStrings(byte *buf, size_t len)
_cur_grfconfig->error = error;
_cur_grfconfig->status = GCS_DISABLED;
ClearTemporaryNewGRFData();
_skip_sprites = -1;
return;
}
@ -5433,23 +5457,6 @@ static void ResetNewGRFData()
InitializeSpriteGroupPool();
}
/** Reset all NewGRFData that was used only while processing data */
static void ClearTemporaryNewGRFData()
{
/* Clear the GOTO labels used for GRF processing */
for (GRFLabel *l = _cur_grffile->label; l != NULL;) {
GRFLabel *l2 = l->next;
free(l);
l = l2;
}
_cur_grffile->label = NULL;
/* Clear the list of spritegroups */
free(_cur_grffile->spritegroups);
_cur_grffile->spritegroups = NULL;
_cur_grffile->spritegroups_count = 0;
}
static void BuildCargoTranslationMap()
{
memset(_cur_grffile->cargo_map, 0xFF, sizeof(_cur_grffile->cargo_map));