X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/e234fa49da6ae970227358a4275d9bf4344c21b5..d8276801a1c84582a85ed9ea1f2eb4e66e052e6b:/apt-pkg/pkgcachegen.cc diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc index 8187b3950..5649cd6f8 100644 --- a/apt-pkg/pkgcachegen.cc +++ b/apt-pkg/pkgcachegen.cc @@ -335,29 +335,29 @@ bool pkgCacheGenerator::MergeFileProvides(ListParser &List) // CacheGenerator::NewGroup - Add a new group /*{{{*/ // --------------------------------------------------------------------- /* This creates a new group structure and adds it to the hash table */ -bool pkgCacheGenerator::NewGroup(pkgCache::GrpIterator &Grp, const string &Name) { - Grp = Cache.FindGrp(Name); - if (Grp.end() == false) - return true; - - // Get a structure - unsigned long const Group = Map.Allocate(sizeof(pkgCache::Group)); - if (unlikely(Group == 0)) - return false; +bool pkgCacheGenerator::NewGroup(pkgCache::GrpIterator &Grp, const string &Name) +{ + Grp = Cache.FindGrp(Name); + if (Grp.end() == false) + return true; - Grp = pkgCache::GrpIterator(Cache, Cache.GrpP + Group); - Grp->Name = Map.WriteString(Name); - if (unlikely(Grp->Name == 0)) - return false; + // Get a structure + unsigned long const Group = Map.Allocate(sizeof(pkgCache::Group)); + if (unlikely(Group == 0)) + return false; - // Insert it into the hash table - unsigned long const Hash = Cache.Hash(Name); - Grp->Next = Cache.HeaderP->GrpHashTable[Hash]; - Cache.HeaderP->GrpHashTable[Hash] = Group; + Grp = pkgCache::GrpIterator(Cache, Cache.GrpP + Group); + Grp->Name = Map.WriteString(Name); + if (unlikely(Grp->Name == 0)) + return false; - Cache.HeaderP->GroupCount++; + // Insert it into the hash table + unsigned long const Hash = Cache.Hash(Name); + Grp->Next = Cache.HeaderP->GrpHashTable[Hash]; + Cache.HeaderP->GrpHashTable[Hash] = Group; - return true; + Grp->ID = Cache.HeaderP->GroupCount++; + return true; } /*}}}*/ // CacheGenerator::NewPackage - Add a new package /*{{{*/ @@ -379,15 +379,23 @@ bool pkgCacheGenerator::NewPackage(pkgCache::PkgIterator &Pkg,const string &Name return false; Pkg = pkgCache::PkgIterator(Cache,Cache.PkgP + Package); - // Insert it into the hash table - unsigned long const Hash = Cache.Hash(Name); - Pkg->NextPackage = Cache.HeaderP->PkgHashTable[Hash]; - Cache.HeaderP->PkgHashTable[Hash] = Package; - - // remember the packages in the group - Grp->FirstPackage = Package; - if (Grp->LastPackage == 0) - Grp->LastPackage = Package; + // Insert the package into our package list + if (Grp->FirstPackage == 0) // the group is new + { + // Insert it into the hash table + unsigned long const Hash = Cache.Hash(Name); + Pkg->NextPackage = Cache.HeaderP->PkgHashTable[Hash]; + Cache.HeaderP->PkgHashTable[Hash] = Package; + Grp->FirstPackage = Package; + } + else // Group the Packages together + { + // this package is the new last package + pkgCache::PkgIterator LastPkg(Cache, Cache.PkgP + Grp->LastPackage); + Pkg->NextPackage = LastPkg->NextPackage; + LastPkg->NextPackage = Package; + } + Grp->LastPackage = Package; // Set the name, arch and the ID Pkg->Name = Grp->Name; @@ -518,68 +526,76 @@ map_ptrloc pkgCacheGenerator::NewDescription(pkgCache::DescIterator &Desc, // CacheGenerator::FinishCache - do various finish operations /*{{{*/ // --------------------------------------------------------------------- /* This prepares the Cache for delivery */ -bool pkgCacheGenerator::FinishCache(OpProgress &Progress) { - // FIXME: add progress reporting for this operation - // Do we have different architectures in your groups ? - vector archs = APT::Configuration::getArchitectures(); - if (archs.size() > 1) { - // Create Conflicts in between the group - for (pkgCache::GrpIterator G = GetCache().GrpBegin(); G.end() != true; G++) { - string const PkgName = G.Name(); - for (pkgCache::PkgIterator P = G.PackageList(); P.end() != true; P = G.NextPkg(P)) { - if (strcmp(P.Arch(),"all") == 0) - continue; - pkgCache::PkgIterator allPkg; - for (pkgCache::VerIterator V = P.VersionList(); V.end() != true; V++) { - string const Arch = V.Arch(true); - map_ptrloc *OldDepLast = NULL; - /* MultiArch handling introduces a lot of implicit Dependencies: - - MultiArch: same → Co-Installable if they have the same version - - Architecture: all → Need to be Co-Installable for internal reasons - - All others conflict with all other group members */ - bool const coInstall = (V->MultiArch == pkgCache::Version::All || - V->MultiArch == pkgCache::Version::Same); - if (V->MultiArch == pkgCache::Version::All && allPkg.end() == true) - allPkg = G.FindPkg("all"); - for (vector::const_iterator A = archs.begin(); A != archs.end(); ++A) { - if (*A == Arch) - continue; - /* We allow only one installed arch at the time - per group, therefore each group member conflicts - with all other group members */ - pkgCache::PkgIterator D = G.FindPkg(*A); - if (D.end() == true) - continue; - if (coInstall == true) { - // Replaces: ${self}:other ( << ${binary:Version}) - NewDepends(D, V, V.VerStr(), - pkgCache::Dep::Less, pkgCache::Dep::Replaces, - OldDepLast); - // Breaks: ${self}:other (!= ${binary:Version}) - NewDepends(D, V, V.VerStr(), - pkgCache::Dep::Less, pkgCache::Dep::DpkgBreaks, - OldDepLast); - NewDepends(D, V, V.VerStr(), - pkgCache::Dep::Greater, pkgCache::Dep::DpkgBreaks, - OldDepLast); - if (V->MultiArch == pkgCache::Version::All) { - // Depend on ${self}:all which does depend on nothing - NewDepends(allPkg, V, V.VerStr(), - pkgCache::Dep::Equals, pkgCache::Dep::Depends, - OldDepLast); - } - } else { - // Conflicts: ${self}:other - NewDepends(D, V, "", - pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts, - OldDepLast); - } - } - } - } - } - } - return true; +bool pkgCacheGenerator::FinishCache(OpProgress *Progress) +{ + // FIXME: add progress reporting for this operation + // Do we have different architectures in your groups ? + vector archs = APT::Configuration::getArchitectures(); + if (archs.size() > 1) + { + // Create Conflicts in between the group + for (pkgCache::GrpIterator G = GetCache().GrpBegin(); G.end() != true; G++) + { + string const PkgName = G.Name(); + for (pkgCache::PkgIterator P = G.PackageList(); P.end() != true; P = G.NextPkg(P)) + { + if (strcmp(P.Arch(),"all") == 0) + continue; + pkgCache::PkgIterator allPkg; + for (pkgCache::VerIterator V = P.VersionList(); V.end() != true; V++) + { + string const Arch = V.Arch(true); + map_ptrloc *OldDepLast = NULL; + /* MultiArch handling introduces a lot of implicit Dependencies: + - MultiArch: same → Co-Installable if they have the same version + - Architecture: all → Need to be Co-Installable for internal reasons + - All others conflict with all other group members */ + bool const coInstall = (V->MultiArch == pkgCache::Version::All || + V->MultiArch == pkgCache::Version::Same); + if (V->MultiArch == pkgCache::Version::All && allPkg.end() == true) + allPkg = G.FindPkg("all"); + for (vector::const_iterator A = archs.begin(); A != archs.end(); ++A) + { + if (*A == Arch) + continue; + /* We allow only one installed arch at the time + per group, therefore each group member conflicts + with all other group members */ + pkgCache::PkgIterator D = G.FindPkg(*A); + if (D.end() == true) + continue; + if (coInstall == true) + { + // Replaces: ${self}:other ( << ${binary:Version}) + NewDepends(D, V, V.VerStr(), + pkgCache::Dep::Less, pkgCache::Dep::Replaces, + OldDepLast); + // Breaks: ${self}:other (!= ${binary:Version}) + NewDepends(D, V, V.VerStr(), + pkgCache::Dep::Less, pkgCache::Dep::DpkgBreaks, + OldDepLast); + NewDepends(D, V, V.VerStr(), + pkgCache::Dep::Greater, pkgCache::Dep::DpkgBreaks, + OldDepLast); + if (V->MultiArch == pkgCache::Version::All) + { + // Depend on ${self}:all which does depend on nothing + NewDepends(allPkg, V, V.VerStr(), + pkgCache::Dep::Equals, pkgCache::Dep::Depends, + OldDepLast); + } + } else { + // Conflicts: ${self}:other + NewDepends(D, V, "", + pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts, + OldDepLast); + } + } + } + } + } + } + return true; } /*}}}*/ // CacheGenerator::NewDepends - Create a dependency element /*{{{*/ @@ -907,7 +923,7 @@ static unsigned long ComputeSize(FileIterator Start,FileIterator End) // --------------------------------------------------------------------- /* */ static bool BuildCache(pkgCacheGenerator &Gen, - OpProgress &Progress, + OpProgress *Progress, unsigned long &CurrentSize,unsigned long TotalSize, FileIterator Start, FileIterator End) { @@ -928,7 +944,8 @@ static bool BuildCache(pkgCacheGenerator &Gen, } unsigned long Size = (*I)->Size(); - Progress.OverallProgress(CurrentSize,TotalSize,Size,_("Reading package lists")); + if (Progress != NULL) + Progress->OverallProgress(CurrentSize,TotalSize,Size,_("Reading package lists")); CurrentSize += Size; if ((*I)->Merge(Gen,Progress) == false) @@ -937,13 +954,15 @@ static bool BuildCache(pkgCacheGenerator &Gen, if (Gen.HasFileDeps() == true) { - Progress.Done(); + if (Progress != NULL) + Progress->Done(); TotalSize = ComputeSize(Start, End); CurrentSize = 0; for (I = Start; I != End; I++) { unsigned long Size = (*I)->Size(); - Progress.OverallProgress(CurrentSize,TotalSize,Size,_("Collecting File Provides")); + if (Progress != NULL) + Progress->OverallProgress(CurrentSize,TotalSize,Size,_("Collecting File Provides")); CurrentSize += Size; if ((*I)->MergeFileProvides(Gen,Progress) == false) return false; @@ -953,7 +972,7 @@ static bool BuildCache(pkgCacheGenerator &Gen, return true; } /*}}}*/ -// MakeStatusCache - Construct the status cache /*{{{*/ +// CacheGenerator::MakeStatusCache - Construct the status cache /*{{{*/ // --------------------------------------------------------------------- /* This makes sure that the status cache (the cache that has all index files from the sources list and all local ones) is ready @@ -961,7 +980,10 @@ static bool BuildCache(pkgCacheGenerator &Gen, the cache will be stored there. This is pretty much mandetory if you are using AllowMem. AllowMem lets the function be run as non-root where it builds the cache 'fast' into a memory buffer. */ -bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress, +__deprecated bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress, + MMap **OutMap, bool AllowMem) + { return pkgCacheGenerator::MakeStatusCache(List, &Progress, OutMap, AllowMem); } +bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress, MMap **OutMap,bool AllowMem) { bool const Debug = _config->FindB("Debug::pkgCacheGen", false); @@ -986,7 +1008,20 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress, // Decide if we can write to the files.. string const CacheFile = _config->FindFile("Dir::Cache::pkgcache"); string const SrcCacheFile = _config->FindFile("Dir::Cache::srcpkgcache"); - + + // ensure the cache directory exists + if (CacheFile.empty() == false || SrcCacheFile.empty() == false) + { + string dir = _config->FindDir("Dir::Cache"); + size_t const len = dir.size(); + if (len > 5 && dir.find("/apt/", len - 6, 5) == len - 5) + dir = dir.substr(0, len - 5); + if (CacheFile.empty() == false) + CreateDirectory(dir, flNotFile(CacheFile)); + if (SrcCacheFile.empty() == false) + CreateDirectory(dir, flNotFile(SrcCacheFile)); + } + // Decide if we can write to the cache bool Writeable = false; if (CacheFile.empty() == false) @@ -999,13 +1034,15 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress, if (Writeable == false && AllowMem == false && CacheFile.empty() == false) return _error->Error(_("Unable to write to %s"),flNotFile(CacheFile).c_str()); - - Progress.OverallProgress(0,1,1,_("Reading package lists")); - + + if (Progress != NULL) + Progress->OverallProgress(0,1,1,_("Reading package lists")); + // Cache is OK, Fin. if (CheckValidity(CacheFile,Files.begin(),Files.end(),OutMap) == true) { - Progress.OverallProgress(1,1,1,_("Reading package lists")); + if (Progress != NULL) + Progress->OverallProgress(1,1,1,_("Reading package lists")); if (Debug == true) std::clog << "pkgcache.bin is valid - no need to build anything" << std::endl; return true; @@ -1055,7 +1092,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress, TotalSize = ComputeSize(Files.begin()+EndOfSource,Files.end()); // Build the status cache - pkgCacheGenerator Gen(Map.Get(),&Progress); + pkgCacheGenerator Gen(Map.Get(),Progress); if (_error->PendingError() == true) return false; if (BuildCache(Gen,Progress,CurrentSize,TotalSize, @@ -1072,7 +1109,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress, TotalSize = ComputeSize(Files.begin(),Files.end()); // Build the source cache - pkgCacheGenerator Gen(Map.Get(),&Progress); + pkgCacheGenerator Gen(Map.Get(),Progress); if (_error->PendingError() == true) return false; if (BuildCache(Gen,Progress,CurrentSize,TotalSize, @@ -1131,10 +1168,12 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress, return true; } /*}}}*/ -// MakeOnlyStatusCache - Build a cache with just the status files /*{{{*/ +// CacheGenerator::MakeOnlyStatusCache - Build only a status files cache/*{{{*/ // --------------------------------------------------------------------- /* */ -bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap) +__deprecated bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap) + { return pkgCacheGenerator::MakeOnlyStatusCache(&Progress, OutMap); } +bool pkgCacheGenerator::MakeOnlyStatusCache(OpProgress *Progress,DynamicMMap **OutMap) { unsigned long MapSize = _config->FindI("APT::Cache-Limit",20*1024*1024); vector Files; @@ -1149,8 +1188,9 @@ bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap) TotalSize = ComputeSize(Files.begin()+EndOfSource,Files.end()); // Build the status cache - Progress.OverallProgress(0,1,1,_("Reading package lists")); - pkgCacheGenerator Gen(Map.Get(),&Progress); + if (Progress != NULL) + Progress->OverallProgress(0,1,1,_("Reading package lists")); + pkgCacheGenerator Gen(Map.Get(),Progress); if (_error->PendingError() == true) return false; if (BuildCache(Gen,Progress,CurrentSize,TotalSize,