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path: root/apt-pkg/pkgcachegen.cc
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Diffstat (limited to 'apt-pkg/pkgcachegen.cc')
-rw-r--r--apt-pkg/pkgcachegen.cc42
1 files changed, 23 insertions, 19 deletions
diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc
index f71547f39..68180c702 100644
--- a/apt-pkg/pkgcachegen.cc
+++ b/apt-pkg/pkgcachegen.cc
@@ -53,14 +53,16 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
{
// Setup the map interface..
Cache.HeaderP = (pkgCache::Header *)Map.Data();
- Map.RawAllocate(sizeof(pkgCache::Header));
+ if (Map.RawAllocate(sizeof(pkgCache::Header)) == 0 && _error->PendingError() == true)
+ return;
+
Map.UsePools(*Cache.HeaderP->Pools,sizeof(Cache.HeaderP->Pools)/sizeof(Cache.HeaderP->Pools[0]));
-
+
// Starting header
*Cache.HeaderP = pkgCache::Header();
Cache.HeaderP->VerSysName = Map.WriteString(_system->VS->Label);
Cache.HeaderP->Architecture = Map.WriteString(_config->Find("APT::Architecture"));
- Cache.ReMap();
+ Cache.ReMap();
}
else
{
@@ -135,7 +137,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
pkgCache::VerIterator Ver = Pkg.VersionList();
map_ptrloc *LastVer = &Pkg->VersionList;
- for (; Ver.end() == false; LastVer = &Ver->NextVer, Ver++)
+ for (; Ver.end() == false; LastVer = &Ver->NextVer, Ver++)
{
pkgCache::DescIterator Desc = Ver.DescriptionList();
map_ptrloc *LastDesc = &Ver->DescriptionList;
@@ -143,7 +145,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
// don't add a new description if we have one for the given
// md5 && language
- for ( ; Desc.end() == false; LastDesc = &Desc->NextDesc, Desc++)
+ for ( ; Desc.end() == false; Desc++)
if (MD5SumValue(Desc.md5()) == CurMd5 &&
Desc.LanguageCode() == List.DescriptionLanguage())
duplicate=true;
@@ -151,7 +153,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
continue;
for (Desc = Ver.DescriptionList();
- Desc.end() == false;
+ Desc.end() == false;
LastDesc = &Desc->NextDesc, Desc++)
{
if (MD5SumValue(Desc.md5()) == CurMd5)
@@ -160,7 +162,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
*LastDesc = NewDescription(Desc, List.DescriptionLanguage(), CurMd5, *LastDesc);
Desc->ParentPkg = Pkg.Index();
- if (NewFileDesc(Desc,List) == false)
+ if ((*LastDesc == 0 && _error->PendingError()) || NewFileDesc(Desc,List) == false)
return _error->Error(_("Error occurred while processing %s (NewFileDesc1)"),PackageName.c_str());
break;
}
@@ -220,7 +222,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
Ver->ParentPkg = Pkg.Index();
Ver->Hash = Hash;
- if (List.NewVersion(Ver) == false)
+ if ((*LastVer == 0 && _error->PendingError()) || List.NewVersion(Ver) == false)
return _error->Error(_("Error occurred while processing %s (NewVersion1)"),
PackageName.c_str());
@@ -252,7 +254,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
*LastDesc = NewDescription(Desc, List.DescriptionLanguage(), List.Description_md5(), *LastDesc);
Desc->ParentPkg = Pkg.Index();
- if (NewFileDesc(Desc,List) == false)
+ if ((*LastDesc == 0 && _error->PendingError()) || NewFileDesc(Desc,List) == false)
return _error->Error(_("Error occurred while processing %s (NewFileDesc2)"),PackageName.c_str());
}
@@ -419,7 +421,7 @@ bool pkgCacheGenerator::NewFileDesc(pkgCache::DescIterator &Desc,
// Get a structure
unsigned long DescFile = Map.Allocate(sizeof(pkgCache::DescFile));
if (DescFile == 0)
- return 0;
+ return false;
pkgCache::DescFileIterator DF(Cache,Cache.DescFileP + DescFile);
DF->File = CurrentFile - Cache.PkgFileP;
@@ -460,6 +462,8 @@ map_ptrloc pkgCacheGenerator::NewDescription(pkgCache::DescIterator &Desc,
Desc->ID = Cache.HeaderP->DescriptionCount++;
Desc->language_code = Map.WriteString(Lang);
Desc->md5sum = Map.WriteString(md5sum.Value());
+ if (Desc->language_code == 0 || Desc->md5sum == 0)
+ return 0;
return Description;
}
@@ -652,7 +656,6 @@ unsigned long pkgCacheGenerator::WriteUniqString(const char *S,
return ItemP->String;
}
/*}}}*/
-
// CheckValidity - Check that a cache is up-to-date /*{{{*/
// ---------------------------------------------------------------------
/* This just verifies that each file in the list of index files exists,
@@ -667,7 +670,7 @@ static bool CheckValidity(const string &CacheFile, FileIterator Start,
// Map it
FileFd CacheF(CacheFile,FileFd::ReadOnly);
- SPtr<MMap> Map = new MMap(CacheF,MMap::Public | MMap::ReadOnly);
+ SPtr<MMap> Map = new MMap(CacheF,0);
pkgCache Cache(Map);
if (_error->PendingError() == true || Map->Size() == 0)
{
@@ -810,7 +813,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
unsigned long EndOfSource = Files.size();
if (_system->AddStatusFiles(Files) == false)
return false;
-
+
// Decide if we can write to the files..
string CacheFile = _config->FindFile("Dir::Cache::pkgcache");
string SrcCacheFile = _config->FindFile("Dir::Cache::srcpkgcache");
@@ -851,7 +854,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
else
{
// Just build it in memory..
- Map = new DynamicMMap(MMap::Public,MapSize);
+ Map = new DynamicMMap(0,MapSize);
}
// Lets try the source cache.
@@ -862,8 +865,10 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
{
// Preload the map with the source cache
FileFd SCacheF(SrcCacheFile,FileFd::ReadOnly);
- if (SCacheF.Read((unsigned char *)Map->Data() + Map->RawAllocate(SCacheF.Size()),
- SCacheF.Size()) == false)
+ unsigned long alloc = Map->RawAllocate(SCacheF.Size());
+ if ((alloc == 0 && _error->PendingError())
+ || SCacheF.Read((unsigned char *)Map->Data() + alloc,
+ SCacheF.Size()) == false)
return false;
TotalSize = ComputeSize(Files.begin()+EndOfSource,Files.end());
@@ -924,7 +929,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
if (CacheF != 0)
{
delete Map.UnGuard();
- *OutMap = new MMap(*CacheF,MMap::Public | MMap::ReadOnly);
+ *OutMap = new MMap(*CacheF,0);
}
else
{
@@ -946,8 +951,7 @@ bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap)
if (_system->AddStatusFiles(Files) == false)
return false;
- SPtr<DynamicMMap> Map;
- Map = new DynamicMMap(MMap::Public,MapSize);
+ SPtr<DynamicMMap> Map = new DynamicMMap(0,MapSize);
unsigned long CurrentSize = 0;
unsigned long TotalSize = 0;