X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/a9fe592842bfa17d91f4904d7fb0e3af3adebb17..d4cfaed3d822b207f24ce11768ee14682a0c8f6b:/apt-pkg/pkgcachegen.cc diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc index 18bad6727..8e088ba68 100644 --- a/apt-pkg/pkgcachegen.cc +++ b/apt-pkg/pkgcachegen.cc @@ -36,7 +36,7 @@ #include /*}}}*/ typedef vector::iterator FileIterator; -template std::set pkgCacheGenerator::Dynamic::toReMap; +template std::vector pkgCacheGenerator::Dynamic::toReMap; // CacheGenerator::pkgCacheGenerator - Constructor /*{{{*/ // --------------------------------------------------------------------- @@ -113,27 +113,27 @@ void pkgCacheGenerator::ReMap(void const * const oldMap, void const * const newM if (UniqHash[i] != 0) UniqHash[i] += (pkgCache::StringItem*) newMap - (pkgCache::StringItem*) oldMap; - for (std::set::const_iterator i = Dynamic::toReMap.begin(); + for (std::vector::const_iterator i = Dynamic::toReMap.begin(); i != Dynamic::toReMap.end(); ++i) - (*i)->ReOwn(Cache, oldMap, newMap); - for (std::set::const_iterator i = Dynamic::toReMap.begin(); + (*i)->ReMap(oldMap, newMap); + for (std::vector::const_iterator i = Dynamic::toReMap.begin(); i != Dynamic::toReMap.end(); ++i) - (*i)->ReOwn(Cache, oldMap, newMap); - for (std::set::const_iterator i = Dynamic::toReMap.begin(); + (*i)->ReMap(oldMap, newMap); + for (std::vector::const_iterator i = Dynamic::toReMap.begin(); i != Dynamic::toReMap.end(); ++i) - (*i)->ReOwn(Cache, oldMap, newMap); - for (std::set::const_iterator i = Dynamic::toReMap.begin(); + (*i)->ReMap(oldMap, newMap); + for (std::vector::const_iterator i = Dynamic::toReMap.begin(); i != Dynamic::toReMap.end(); ++i) - (*i)->ReOwn(Cache, oldMap, newMap); - for (std::set::const_iterator i = Dynamic::toReMap.begin(); + (*i)->ReMap(oldMap, newMap); + for (std::vector::const_iterator i = Dynamic::toReMap.begin(); i != Dynamic::toReMap.end(); ++i) - (*i)->ReOwn(Cache, oldMap, newMap); - for (std::set::const_iterator i = Dynamic::toReMap.begin(); + (*i)->ReMap(oldMap, newMap); + for (std::vector::const_iterator i = Dynamic::toReMap.begin(); i != Dynamic::toReMap.end(); ++i) - (*i)->ReOwn(Cache, oldMap, newMap); - for (std::set::const_iterator i = Dynamic::toReMap.begin(); + (*i)->ReMap(oldMap, newMap); + for (std::vector::const_iterator i = Dynamic::toReMap.begin(); i != Dynamic::toReMap.end(); ++i) - (*i)->ReOwn(Cache, oldMap, newMap); + (*i)->ReMap(oldMap, newMap); } /*}}}*/ // CacheGenerator::WriteStringInMap /*{{{*/ map_ptrloc pkgCacheGenerator::WriteStringInMap(const char *String, @@ -178,23 +178,12 @@ bool pkgCacheGenerator::MergeList(ListParser &List, if (PackageName.empty() == true) return false; - /* As we handle Arch all packages as architecture bounded - we add all information to every (simulated) arch package */ - std::vector genArch; - if (List.ArchitectureAll() == true) { - genArch = APT::Configuration::getArchitectures(); - if (genArch.size() != 1) - genArch.push_back("all"); - } else - genArch.push_back(List.Architecture()); - - for (std::vector::const_iterator arch = genArch.begin(); - arch != genArch.end(); ++arch) - { + string const Arch = List.Architecture(); + // Get a pointer to the package structure pkgCache::PkgIterator Pkg; Dynamic DynPkg(Pkg); - if (NewPackage(Pkg, PackageName, *arch) == false) + if (NewPackage(Pkg, PackageName, Arch) == false) return _error->Error(_("Error occurred while processing %s (NewPackage)"),PackageName.c_str()); Counter++; if (Counter % 100 == 0 && Progress != 0) @@ -351,7 +340,6 @@ bool pkgCacheGenerator::MergeList(ListParser &List, if ((*LastDesc == 0 && _error->PendingError()) || NewFileDesc(Desc,List) == false) return _error->Error(_("Error occurred while processing %s (NewFileDesc2)"),PackageName.c_str()); - } } FoundFileDeps |= List.HasFileDeps(); @@ -491,7 +479,8 @@ bool pkgCacheGenerator::NewPackage(pkgCache::PkgIterator &Pkg,const string &Name // Set the name, arch and the ID Pkg->Name = Grp->Name; Pkg->Group = Grp.Index(); - map_ptrloc const idxArch = WriteUniqString(Arch.c_str()); + // all is mapped to the native architecture + map_ptrloc const idxArch = (Arch == "all") ? Cache.HeaderP->Architecture : WriteUniqString(Arch.c_str()); if (unlikely(idxArch == 0)) return false; Pkg->Arch = idxArch; @@ -638,27 +627,22 @@ bool pkgCacheGenerator::FinishCache(OpProgress *Progress) Dynamic DynP(P); for (; P.end() != true; P = G.NextPkg(P)) { - if (strcmp(P.Arch(),"all") == 0) - continue; pkgCache::PkgIterator allPkg; Dynamic DynallPkg(allPkg); pkgCache::VerIterator V = P.VersionList(); Dynamic DynV(V); for (; V.end() != true; V++) { - string const Arch = V.Arch(true); + char const * const Arch = P.Arch(); 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"); + bool const coInstall = ((V->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same); for (vector::const_iterator A = archs.begin(); A != archs.end(); ++A) { - if (*A == Arch) + if (Arch == 0 || *A == Arch) continue; /* We allow only one installed arch at the time per group, therefore each group member conflicts @@ -677,13 +661,6 @@ bool pkgCacheGenerator::FinishCache(OpProgress *Progress) NewDepends(D, V, V.VerStr(), pkgCache::Dep::NotEquals, 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, "", @@ -806,7 +783,8 @@ bool pkgCacheGenerator::ListParser::NewProvides(pkgCache::VerIterator &Ver, pkgCache &Cache = Owner->Cache; // We do not add self referencing provides - if (Ver.ParentPkg().Name() == PkgName && PkgArch == Ver.Arch(true)) + if (Ver.ParentPkg().Name() == PkgName && (PkgArch == Ver.ParentPkg().Arch() || + (PkgArch == "all" && strcmp((Cache.StrP + Cache.HeaderP->Architecture), Ver.ParentPkg().Arch()) == 0))) return true; // Get a structure @@ -1094,6 +1072,20 @@ static bool BuildCache(pkgCacheGenerator &Gen, return true; } /*}}}*/ +// CacheGenerator::CreateDynamicMMap - load an mmap with configuration options /*{{{*/ +DynamicMMap* pkgCacheGenerator::CreateDynamicMMap(FileFd *CacheF, unsigned long Flags) { + unsigned long const MapStart = _config->FindI("APT::Cache-Start", 24*1024*1024); + unsigned long const MapGrow = _config->FindI("APT::Cache-Grow", 1*1024*1024); + unsigned long const MapLimit = _config->FindI("APT::Cache-Limit", 0); + Flags |= MMap::Moveable; + if (_config->FindB("APT::Cache-Fallback", false) == true) + Flags |= MMap::Fallback; + if (CacheF != NULL) + return new DynamicMMap(*CacheF, Flags, MapStart, MapGrow, MapLimit); + else + return new DynamicMMap(Flags, MapStart, MapGrow, MapLimit); +} + /*}}}*/ // CacheGenerator::MakeStatusCache - Construct the status cache /*{{{*/ // --------------------------------------------------------------------- /* This makes sure that the status cache (the cache that has all @@ -1109,7 +1101,6 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress MMap **OutMap,bool AllowMem) { bool const Debug = _config->FindB("Debug::pkgCacheGen", false); - unsigned long const MapSize = _config->FindI("APT::Cache-Limit",24*1024*1024); vector Files; for (vector::const_iterator i = List.begin(); @@ -1179,9 +1170,9 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress if (Writeable == true && CacheFile.empty() == false) { unlink(CacheFile.c_str()); - CacheF = new FileFd(CacheFile,FileFd::WriteEmpty); + CacheF = new FileFd(CacheFile,FileFd::WriteAtomic); fchmod(CacheF->Fd(),0644); - Map = new DynamicMMap(*CacheF,MMap::Public | MMap::Moveable, MapSize); + Map = CreateDynamicMMap(CacheF, MMap::Public); if (_error->PendingError() == true) return false; if (Debug == true) @@ -1190,7 +1181,7 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress else { // Just build it in memory.. - Map = new DynamicMMap(MMap::Moveable, MapSize); + Map = CreateDynamicMMap(NULL); if (Debug == true) std::clog << "Open memory Map (not filebased)" << std::endl; } @@ -1241,7 +1232,7 @@ bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress // Write it back if (Writeable == true && SrcCacheFile.empty() == false) { - FileFd SCacheF(SrcCacheFile,FileFd::WriteEmpty); + FileFd SCacheF(SrcCacheFile,FileFd::WriteAtomic); if (_error->PendingError() == true) return false; @@ -1297,13 +1288,12 @@ __deprecated bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutM { 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; unsigned long EndOfSource = Files.size(); if (_system->AddStatusFiles(Files) == false) return false; - - SPtr Map = new DynamicMMap(MMap::Moveable, MapSize); + + SPtr Map = CreateDynamicMMap(NULL); unsigned long CurrentSize = 0; unsigned long TotalSize = 0;