X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/64dda04bd949ab73ca77732fcc5149cc7c2a5557..deec647438c6394d8d8398cba35412992f1babd5:/apt-pkg/pkgcachegen.cc diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc index ebcbfdd25..dc5a830bd 100644 --- a/apt-pkg/pkgcachegen.cc +++ b/apt-pkg/pkgcachegen.cc @@ -220,7 +220,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List, // don't add a new description if we have one for the given // md5 && language - for ( ; Desc.end() == false; Desc++) + for ( ; Desc.end() == false; ++Desc) if (MD5SumValue(Desc.md5()) == CurMd5 && Desc.LanguageCode() == List.DescriptionLanguage()) duplicate=true; @@ -229,7 +229,7 @@ bool pkgCacheGenerator::MergeList(ListParser &List, for (Desc = Ver.DescriptionList(); Desc.end() == false; - LastDesc = &Desc->NextDesc, Desc++) + LastDesc = &Desc->NextDesc, ++Desc) { if (MD5SumValue(Desc.md5()) == CurMd5) { @@ -395,7 +395,7 @@ bool pkgCacheGenerator::MergeFileProvides(ListParser &List) unsigned long Hash = List.VersionHash(); pkgCache::VerIterator Ver = Pkg.VersionList(); Dynamic DynVer(Ver); - for (; Ver.end() == false; Ver++) + for (; Ver.end() == false; ++Ver) { if (Ver->Hash == Hash && Version.c_str() == Ver.VerStr()) { @@ -511,7 +511,7 @@ bool pkgCacheGenerator::NewFileVer(pkgCache::VerIterator &Ver, // Link it to the end of the list map_ptrloc *Last = &Ver->FileList; - for (pkgCache::VerFileIterator V = Ver.FileList(); V.end() == false; V++) + for (pkgCache::VerFileIterator V = Ver.FileList(); V.end() == false; ++V) Last = &V->NextFile; VF->NextFile = *Last; *Last = VF.Index(); @@ -568,7 +568,7 @@ bool pkgCacheGenerator::NewFileDesc(pkgCache::DescIterator &Desc, // Link it to the end of the list map_ptrloc *Last = &Desc->FileList; - for (pkgCache::DescFileIterator D = Desc.FileList(); D.end() == false; D++) + for (pkgCache::DescFileIterator D = Desc.FileList(); D.end() == false; ++D) Last = &D->NextFile; DF->NextFile = *Last; @@ -623,7 +623,7 @@ bool pkgCacheGenerator::FinishCache(OpProgress *Progress) // Create Conflicts in between the group pkgCache::GrpIterator G = GetCache().GrpBegin(); Dynamic DynG(G); - for (; G.end() != true; G++) + for (; G.end() != true; ++G) { string const PkgName = G.Name(); pkgCache::PkgIterator P = G.PackageList(); @@ -634,9 +634,11 @@ bool pkgCacheGenerator::FinishCache(OpProgress *Progress) Dynamic DynallPkg(allPkg); pkgCache::VerIterator V = P.VersionList(); Dynamic DynV(V); - for (; V.end() != true; V++) + for (; V.end() != true; ++V) { - char const * const Arch = P.Arch(); + // copy P.Arch() into a string here as a cache remap + // in NewDepends() later may alter the pointer location + string Arch = P.Arch() == NULL ? "" : P.Arch(); map_ptrloc *OldDepLast = NULL; /* MultiArch handling introduces a lot of implicit Dependencies: - MultiArch: same → Co-Installable if they have the same version @@ -726,7 +728,7 @@ bool pkgCacheGenerator::NewDepends(pkgCache::PkgIterator &Pkg, if (OldDepLast == NULL) { OldDepLast = &Ver->DependsList; - for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; D++) + for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; ++D) OldDepLast = &D->NextDepends; } else if (oldMap != Map.Data()) OldDepLast += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap; @@ -933,7 +935,7 @@ static bool CheckValidity(const string &CacheFile, return false; } - if (List.GetLastModifiedTime() < GetModificationTime(CacheFile)) + if (List.GetLastModifiedTime() > GetModificationTime(CacheFile)) { if (Debug == true) std::clog << "sources.list is newer than the cache" << std::endl; @@ -956,7 +958,7 @@ static bool CheckValidity(const string &CacheFile, verify the IMS data and check that it is on the disk too.. */ SPtrArray Visited = new bool[Cache.HeaderP->PackageFileCount]; memset(Visited,0,sizeof(*Visited)*Cache.HeaderP->PackageFileCount); - for (; Start != End; Start++) + for (; Start != End; ++Start) { if (Debug == true) std::clog << "Checking PkgFile " << (*Start)->Describe() << ": "; @@ -1023,7 +1025,7 @@ static bool CheckValidity(const string &CacheFile, static unsigned long ComputeSize(FileIterator Start,FileIterator End) { unsigned long TotalSize = 0; - for (; Start != End; Start++) + for (; Start != End; ++Start) { if ((*Start)->HasPackages() == false) continue; @@ -1041,7 +1043,7 @@ static bool BuildCache(pkgCacheGenerator &Gen, FileIterator Start, FileIterator End) { FileIterator I; - for (I = Start; I != End; I++) + for (I = Start; I != End; ++I) { if ((*I)->HasPackages() == false) continue; @@ -1071,7 +1073,7 @@ static bool BuildCache(pkgCacheGenerator &Gen, Progress->Done(); TotalSize = ComputeSize(Start, End); CurrentSize = 0; - for (I = Start; I != End; I++) + for (I = Start; I != End; ++I) { unsigned long Size = (*I)->Size(); if (Progress != NULL) @@ -1118,12 +1120,12 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress vector Files; for (vector::const_iterator i = List.begin(); i != List.end(); - i++) + ++i) { vector *Indexes = (*i)->GetIndexFiles(); for (vector::const_iterator j = Indexes->begin(); j != Indexes->end(); - j++) + ++j) Files.push_back (*j); } @@ -1182,16 +1184,32 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress SPtr Map; if (Writeable == true && CacheFile.empty() == false) { + _error->PushToStack(); unlink(CacheFile.c_str()); CacheF = new FileFd(CacheFile,FileFd::WriteAtomic); fchmod(CacheF->Fd(),0644); Map = CreateDynamicMMap(CacheF, MMap::Public); if (_error->PendingError() == true) - return false; - if (Debug == true) + { + delete CacheF.UnGuard(); + delete Map.UnGuard(); + if (Debug == true) + std::clog << "Open filebased MMap FAILED" << std::endl; + Writeable = false; + if (AllowMem == false) + { + _error->MergeWithStack(); + return false; + } + _error->RevertToStack(); + } + else if (Debug == true) + { + _error->MergeWithStack(); std::clog << "Open filebased MMap" << std::endl; + } } - else + if (Writeable == false || CacheFile.empty() == true) { // Just build it in memory.. Map = CreateDynamicMMap(NULL);