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Diffstat (limited to 'apt-pkg/pkgcachegen.cc')
-rw-r--r--apt-pkg/pkgcachegen.cc40
1 files changed, 24 insertions, 16 deletions
diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc
index a48fe7946..639ad215c 100644
--- a/apt-pkg/pkgcachegen.cc
+++ b/apt-pkg/pkgcachegen.cc
@@ -58,6 +58,9 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
Map(*pMap), Cache(pMap,false), Progress(Prog),
CurrentRlsFile(NULL), CurrentFile(NULL), d(NULL)
{
+}
+bool pkgCacheGenerator::Start()
+{
if (Map.Size() == 0)
{
// Setup the map interface..
@@ -67,7 +70,9 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
bool const newError = _error->PendingError();
_error->MergeWithStack();
if (newError)
- return;
+ return false;
+ if (Map.Size() <= 0)
+ return false;
Map.UsePools(*Cache.HeaderP->Pools,sizeof(Cache.HeaderP->Pools)/sizeof(Cache.HeaderP->Pools[0]));
@@ -76,16 +81,15 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
// make room for the hashtables for packages and groups
if (Map.RawAllocate(2 * (Cache.HeaderP->GetHashTableSize() * sizeof(map_pointer_t))) == 0)
- return;
+ return false;
map_stringitem_t const idxVerSysName = WriteStringInMap(_system->VS->Label);
if (unlikely(idxVerSysName == 0))
- return;
- Cache.HeaderP->VerSysName = idxVerSysName;
+ return false;
map_stringitem_t const idxArchitecture = StoreString(MIXED, _config->Find("APT::Architecture"));
if (unlikely(idxArchitecture == 0))
- return;
- Cache.HeaderP->Architecture = idxArchitecture;
+ return false;
+ map_stringitem_t idxArchitectures;
std::vector<std::string> archs = APT::Configuration::getArchitectures();
if (archs.size() > 1)
@@ -94,13 +98,17 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
std::string list = *a;
for (++a; a != archs.end(); ++a)
list.append(",").append(*a);
- map_stringitem_t const idxArchitectures = WriteStringInMap(list);
+ idxArchitectures = WriteStringInMap(list);
if (unlikely(idxArchitectures == 0))
- return;
- Cache.HeaderP->SetArchitectures(idxArchitectures);
+ return false;
}
else
- Cache.HeaderP->SetArchitectures(idxArchitecture);
+ idxArchitectures = idxArchitecture;
+
+ Cache.HeaderP = (pkgCache::Header *)Map.Data();
+ Cache.HeaderP->VerSysName = idxVerSysName;
+ Cache.HeaderP->Architecture = idxArchitecture;
+ Cache.HeaderP->SetArchitectures(idxArchitectures);
// Calculate the hash for the empty map, so ReMap does not fail
Cache.HeaderP->CacheFileSize = Cache.CacheHash();
@@ -112,14 +120,12 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
Cache.ReMap();
Map.UsePools(*Cache.HeaderP->Pools,sizeof(Cache.HeaderP->Pools)/sizeof(Cache.HeaderP->Pools[0]));
if (Cache.VS != _system->VS)
- {
- _error->Error(_("Cache has an incompatible versioning system"));
- return;
- }
+ return _error->Error(_("Cache has an incompatible versioning system"));
}
Cache.HeaderP->Dirty = true;
Map.Sync(0,sizeof(pkgCache::Header));
+ return true;
}
/*}}}*/
// CacheGenerator::~pkgCacheGenerator - Destructor /*{{{*/
@@ -1607,7 +1613,7 @@ static bool loadBackMMapFromFile(std::unique_ptr<pkgCacheGenerator> &Gen,
if (CacheF.Read((unsigned char *)Map->Data() + alloc, CacheF.Size()) == false)
return false;
Gen.reset(new pkgCacheGenerator(Map.get(),Progress));
- return true;
+ return Gen->Start();
}
bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
MMap **OutMap, bool AllowMem)
@@ -1713,6 +1719,8 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress
if (Debug == true)
std::clog << "srcpkgcache.bin is NOT valid - rebuild" << std::endl;
Gen.reset(new pkgCacheGenerator(Map.get(),Progress));
+ if (Gen->Start() == false)
+ return false;
TotalSize += ComputeSize(&List, Files.begin(),Files.end());
if (BuildCache(*Gen, Progress, CurrentSize, TotalSize, &List,
@@ -1790,7 +1798,7 @@ bool pkgCacheGenerator::MakeOnlyStatusCache(OpProgress *Progress,DynamicMMap **O
if (Progress != NULL)
Progress->OverallProgress(0,1,1,_("Reading package lists"));
pkgCacheGenerator Gen(Map.get(),Progress);
- if (_error->PendingError() == true)
+ if (Gen.Start() == false || _error->PendingError() == true)
return false;
if (BuildCache(Gen,Progress,CurrentSize,TotalSize, NULL,
Files.begin(), Files.end()) == false)