X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/d210bd7f6a72a2b24a1402f51b39c61438482827..8d48388ebfb69ab21a50d068275d2f6b7abffb87:/apt-pkg/depcache.cc diff --git a/apt-pkg/depcache.cc b/apt-pkg/depcache.cc index 859e64ea1..0f30f13c2 100644 --- a/apt-pkg/depcache.cc +++ b/apt-pkg/depcache.cc @@ -15,6 +15,7 @@ #include #include +#include #include #include #include @@ -26,8 +27,8 @@ #include #include - -// helper for Install-Recommends-Sections and Never-MarkAuto-Sections + /*}}}*/ +// helper for Install-Recommends-Sections and Never-MarkAuto-Sections /*{{{*/ static bool ConfigValueInSubTree(const char* SubTree, const char *needle) { @@ -46,9 +47,8 @@ ConfigValueInSubTree(const char* SubTree, const char *needle) } return false; } - - -pkgDepCache::ActionGroup::ActionGroup(pkgDepCache &cache) : + /*}}}*/ +pkgDepCache::ActionGroup::ActionGroup(pkgDepCache &cache) : /*{{{*/ cache(cache), released(false) { ++cache.group_level; @@ -76,13 +76,15 @@ pkgDepCache::ActionGroup::~ActionGroup() { release(); } - + /*}}}*/ // DepCache::pkgDepCache - Constructors /*{{{*/ // --------------------------------------------------------------------- /* */ pkgDepCache::pkgDepCache(pkgCache *pCache,Policy *Plcy) : group_level(0), Cache(pCache), PkgState(0), DepState(0) { + DebugMarker = _config->FindB("Debug::pkgDepCache::Marker", false); + DebugAutoInstall = _config->FindB("Debug::pkgDepCache::AutoInstall", false); delLocalPolicy = 0; LocalPolicy = Plcy; if (LocalPolicy == 0) @@ -127,7 +129,7 @@ bool pkgDepCache::Init(OpProgress *Prog) int Done = 0; for (PkgIterator I = PkgBegin(); I.end() != true; I++,Done++) { - if (Prog != 0) + if (Prog != 0 && Done%20 == 0) Prog->Progress(Done); // Find the proper cache slot @@ -159,8 +161,7 @@ bool pkgDepCache::Init(OpProgress *Prog) return true; } /*}}}*/ - -bool pkgDepCache::readStateFile(OpProgress *Prog) +bool pkgDepCache::readStateFile(OpProgress *Prog) /*{{{*/ { FileFd state_file; string state = _config->FindDir("Dir::State") + "extended_states"; @@ -174,6 +175,7 @@ bool pkgDepCache::readStateFile(OpProgress *Prog) pkgTagFile tagfile(&state_file); pkgTagSection section; int amt=0; + bool debug_autoremove=_config->FindB("Debug::pkgAutoRemove",false); while(tagfile.Step(section)) { string pkgname = section.FindS("Package"); pkgCache::PkgIterator pkg=Cache->FindPkg(pkgname); @@ -183,25 +185,27 @@ bool pkgDepCache::readStateFile(OpProgress *Prog) short reason = section.FindI("Auto-Installed", 0); if(reason > 0) PkgState[pkg->ID].Flags |= Flag::Auto; - if(_config->FindB("Debug::pkgAutoRemove",false)) - std::cout << "Auto-Installed : " << pkgname << std::endl; + if(debug_autoremove) + std::clog << "Auto-Installed : " << pkgname << std::endl; amt+=section.size(); if(Prog != NULL) Prog->OverallProgress(amt, file_size, 1, _("Reading state information")); } - if(Prog != NULL) - Prog->OverallProgress(file_size, file_size, 1, - _("Reading state information")); } + if(Prog != NULL) + Prog->OverallProgress(file_size, file_size, 1, + _("Reading state information")); } return true; } - -bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) + /*}}}*/ +bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) /*{{{*/ { - if(_config->FindB("Debug::pkgAutoRemove",false)) + bool debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false); + + if(debug_autoremove) std::clog << "pkgDepCache::writeStateFile()" << std::endl; FileFd StateFile; @@ -239,7 +243,7 @@ bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) continue; bool newAuto = (PkgState[pkg->ID].Flags & Flag::Auto); if(_config->FindB("Debug::pkgAutoRemove",false)) - std::clog << "Update exisiting AutoInstall info: " + std::clog << "Update existing AutoInstall info: " << pkg.Name() << std::endl; TFRewriteData rewrite[2]; rewrite[0].Tag = "Auto-Installed"; @@ -256,20 +260,20 @@ bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) for(pkgCache::PkgIterator pkg=Cache->PkgBegin(); !pkg.end(); pkg++) { if(PkgState[pkg->ID].Flags & Flag::Auto) { if (pkgs_seen.find(pkg.Name()) != pkgs_seen.end()) { - if(_config->FindB("Debug::pkgAutoRemove",false)) + if(debug_autoremove) std::clog << "Skipping already written " << pkg.Name() << std::endl; continue; } // skip not installed ones if requested if(InstalledOnly && pkg->CurrentVer == 0) continue; - if(_config->FindB("Debug::pkgAutoRemove",false)) + if(debug_autoremove) std::clog << "Writing new AutoInstall: " << pkg.Name() << std::endl; ostr.str(string("")); ostr << "Package: " << pkg.Name() << "\nAuto-Installed: 1\n\n"; - fprintf(OutFile,ostr.str().c_str()); + fprintf(OutFile,"%s",ostr.str().c_str()); fprintf(OutFile,"\n"); } } @@ -281,7 +285,7 @@ bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) return true; } - + /*}}}*/ // DepCache::CheckDep - Checks a single dependency /*{{{*/ // --------------------------------------------------------------------- /* This first checks the dependency against the main target package and @@ -699,13 +703,12 @@ void pkgDepCache::Update(PkgIterator const &Pkg) P.end() != true; P++) Update(P.ParentPkg().RevDependsList()); } - /*}}}*/ - // DepCache::MarkKeep - Put the package in the keep state /*{{{*/ // --------------------------------------------------------------------- /* */ -void pkgDepCache::MarkKeep(PkgIterator const &Pkg, bool Soft, bool FromUser) +void pkgDepCache::MarkKeep(PkgIterator const &Pkg, bool Soft, bool FromUser, + unsigned long Depth) { // Simplifies other routines. if (Pkg.end() == true) @@ -746,6 +749,9 @@ void pkgDepCache::MarkKeep(PkgIterator const &Pkg, bool Soft, bool FromUser) P.Flags &= ~Flag::Auto; #endif + if (DebugMarker == true) + std::clog << OutputInDepth(Depth) << "MarkKeep " << Pkg << " FU=" << FromUser << std::endl; + RemoveSizes(Pkg); RemoveStates(Pkg); @@ -765,7 +771,8 @@ void pkgDepCache::MarkKeep(PkgIterator const &Pkg, bool Soft, bool FromUser) // DepCache::MarkDelete - Put the package in the delete state /*{{{*/ // --------------------------------------------------------------------- /* */ -void pkgDepCache::MarkDelete(PkgIterator const &Pkg, bool rPurge) +void pkgDepCache::MarkDelete(PkgIterator const &Pkg, bool rPurge, + unsigned long Depth, bool FromUser) { // Simplifies other routines. if (Pkg.end() == true) @@ -787,6 +794,13 @@ void pkgDepCache::MarkDelete(PkgIterator const &Pkg, bool rPurge) if (Pkg->VersionList == 0) return; + // check if we are allowed to install the package + if (IsDeleteOk(Pkg,rPurge,Depth,FromUser) == false) + return; + + if (DebugMarker == true) + std::clog << OutputInDepth(Depth) << "MarkDelete " << Pkg << " FU=" << FromUser << std::endl; + RemoveSizes(Pkg); RemoveStates(Pkg); @@ -801,6 +815,23 @@ void pkgDepCache::MarkDelete(PkgIterator const &Pkg, bool rPurge) AddSizes(Pkg); } /*}}}*/ +// DepCache::IsDeleteOk - check if it is ok to remove this package /*{{{*/ +// --------------------------------------------------------------------- +/* The default implementation just honors dpkg hold + But an application using this library can override this method + to control the MarkDelete behaviour */ +bool pkgDepCache::IsDeleteOk(PkgIterator const &Pkg,bool rPurge, + unsigned long Depth, bool FromUser) +{ + if (FromUser == false && Pkg->SelectedState == pkgCache::State::Hold && _config->FindB("APT::Ignore-Hold",false) == false) + { + if (DebugMarker == true) + std::clog << OutputInDepth(Depth) << "Hold prevents MarkDelete of " << Pkg << " FU=" << FromUser << std::endl; + return false; + } + return true; +} + /*}}}*/ // DepCache::MarkInstall - Put the package in the install state /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -826,7 +857,7 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst, P.CandidateVer == (Version *)Pkg.CurrentVer())) { if (P.CandidateVer == (Version *)Pkg.CurrentVer() && P.InstallVer == 0) - MarkKeep(Pkg, false, FromUser); + MarkKeep(Pkg, false, FromUser, Depth+1); return; } @@ -836,6 +867,11 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst, // We dont even try to install virtual packages.. if (Pkg->VersionList == 0) return; + + // check if we are allowed to install the package + if (IsInstallOk(Pkg,AutoInst,Depth,FromUser) == false) + return; + /* Target the candidate version and remove the autoflag. We reset the autoflag below if this was called recursively. Otherwise the user should have the ability to de-auto a package by changing its state */ @@ -864,10 +900,13 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst, AddStates(Pkg); Update(Pkg); AddSizes(Pkg); - + if (AutoInst == false) return; + if (DebugMarker == true) + std::clog << OutputInDepth(Depth) << "MarkInstall " << Pkg << " FU=" << FromUser << std::endl; + DepIterator Dep = P.InstVerIter(*this).DependsList(); for (; Dep.end() != true;) { @@ -937,12 +976,12 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst, } } if(isNewImportantDep) - if(_config->FindB("Debug::pkgDepCache::AutoInstall",false) == true) - std::clog << "new important dependency: " + if(DebugAutoInstall == true) + std::clog << OutputInDepth(Depth) << "new important dependency: " << Start.TargetPkg().Name() << std::endl; if(isPreviouslySatisfiedImportantDep) - if(_config->FindB("Debug::pkgDepCache::AutoInstall", false) == true) - std::clog << "previously satisfied important dependency on " + if(DebugAutoInstall == true) + std::clog << OutputInDepth(Depth) << "previously satisfied important dependency on " << Start.TargetPkg().Name() << std::endl; // skip important deps if the package is already installed @@ -991,17 +1030,18 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst, } } - if (InstPkg.end() == false) + if (InstPkg.end() == false) { - if(_config->FindB("Debug::pkgDepCache::AutoInstall",false) == true) - std::clog << "Installing " << InstPkg.Name() - << " as dep of " << Pkg.Name() + if(DebugAutoInstall == true) + std::clog << OutputInDepth(Depth) << "Installing " << InstPkg.Name() + << " as " << Start.DepType() << " of " << Pkg.Name() << std::endl; // now check if we should consider it a automatic dependency or not if(Pkg.Section() && ConfigValueInSubTree("APT::Never-MarkAuto-Sections", Pkg.Section())) { - if(_config->FindB("Debug::pkgDepCache::AutoInstall",false) == true) - std::clog << "Setting NOT as auto-installed (direct dep of pkg in APT::Never-MarkAuto-Sections)" << std::endl; + if(DebugAutoInstall == true) + std::clog << OutputInDepth(Depth) << "Setting NOT as auto-installed (direct " + << Start.DepType() << " of pkg in APT::Never-MarkAuto-Sections)" << std::endl; MarkInstall(InstPkg,true,Depth + 1, true); } else @@ -1028,16 +1068,32 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst, PkgIterator Pkg = Ver.ParentPkg(); if (Start->Type != Dep::DpkgBreaks) - MarkDelete(Pkg); - else - if (PkgState[Pkg->ID].CandidateVer != *I) - MarkInstall(Pkg,true,Depth + 1, false, ForceImportantDeps); + MarkDelete(Pkg,false,Depth + 1, false); + else if (PkgState[Pkg->ID].CandidateVer != *I) + MarkInstall(Pkg,true,Depth + 1, false, ForceImportantDeps); } continue; } } } /*}}}*/ +// DepCache::IsInstallOk - check if it is ok to install this package /*{{{*/ +// --------------------------------------------------------------------- +/* The default implementation just honors dpkg hold + But an application using this library can override this method + to control the MarkInstall behaviour */ +bool pkgDepCache::IsInstallOk(PkgIterator const &Pkg,bool AutoInst, + unsigned long Depth, bool FromUser) +{ + if (FromUser == false && Pkg->SelectedState == pkgCache::State::Hold && _config->FindB("APT::Ignore-Hold",false) == false) + { + if (DebugMarker == true) + std::clog << OutputInDepth(Depth) << "Hold prevents MarkInstall of " << Pkg << " FU=" << FromUser << std::endl; + return false; + } + return true; +} + /*}}}*/ // DepCache::SetReInstall - Set the reinstallation flag /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -1137,7 +1193,6 @@ const char *pkgDepCache::StateCache::StripEpoch(const char *Ver) return Ver; } /*}}}*/ - // Policy::GetCandidateVer - Returns the Candidate install version /*{{{*/ // --------------------------------------------------------------------- /* The default just returns the highest available version that is not @@ -1174,7 +1229,6 @@ pkgCache::VerIterator pkgDepCache::Policy::GetCandidateVer(PkgIterator Pkg) return Last; } /*}}}*/ - // Policy::IsImportantDep - True if the dependency is important /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -1200,8 +1254,7 @@ bool pkgDepCache::Policy::IsImportantDep(DepIterator Dep) return false; } /*}}}*/ - -pkgDepCache::DefaultRootSetFunc::DefaultRootSetFunc() +pkgDepCache::DefaultRootSetFunc::DefaultRootSetFunc() /*{{{*/ : constructedSuccessfully(false) { Configuration::Item const *Opts; @@ -1230,8 +1283,8 @@ pkgDepCache::DefaultRootSetFunc::DefaultRootSetFunc() constructedSuccessfully = true; } - -pkgDepCache::DefaultRootSetFunc::~DefaultRootSetFunc() + /*}}}*/ +pkgDepCache::DefaultRootSetFunc::~DefaultRootSetFunc() /*{{{*/ { for(unsigned int i = 0; i < rootSetRegexp.size(); i++) { @@ -1239,9 +1292,8 @@ pkgDepCache::DefaultRootSetFunc::~DefaultRootSetFunc() delete rootSetRegexp[i]; } } - - -bool pkgDepCache::DefaultRootSetFunc::InRootSet(const pkgCache::PkgIterator &pkg) + /*}}}*/ +bool pkgDepCache::DefaultRootSetFunc::InRootSet(const pkgCache::PkgIterator &pkg) /*{{{*/ { for(unsigned int i = 0; i < rootSetRegexp.size(); i++) if (regexec(rootSetRegexp[i], pkg.Name(), 0, 0, 0) == 0) @@ -1249,8 +1301,8 @@ bool pkgDepCache::DefaultRootSetFunc::InRootSet(const pkgCache::PkgIterator &pkg return false; } - -pkgDepCache::InRootSetFunc *pkgDepCache::GetRootSetFunc() + /*}}}*/ +pkgDepCache::InRootSetFunc *pkgDepCache::GetRootSetFunc() /*{{{*/ { DefaultRootSetFunc *f = new DefaultRootSetFunc; if(f->wasConstructedSuccessfully()) @@ -1261,7 +1313,7 @@ pkgDepCache::InRootSetFunc *pkgDepCache::GetRootSetFunc() return NULL; } } - + /*}}}*/ bool pkgDepCache::MarkFollowsRecommends() { return _config->FindB("APT::AutoRemove::RecommendsImportant", true); @@ -1272,11 +1324,12 @@ bool pkgDepCache::MarkFollowsSuggests() return _config->FindB("APT::AutoRemove::SuggestsImportant", false); } -// the main mark algorithm +// pkgDepCache::MarkRequired - the main mark algorithm /*{{{*/ bool pkgDepCache::MarkRequired(InRootSetFunc &userFunc) { bool follow_recommends; bool follow_suggests; + bool debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false); // init the states for(PkgIterator p = PkgBegin(); !p.end(); ++p) @@ -1285,8 +1338,7 @@ bool pkgDepCache::MarkRequired(InRootSetFunc &userFunc) PkgState[p->ID].Garbage = false; // debug output - if(_config->FindB("Debug::pkgAutoRemove",false) - && PkgState[p->ID].Flags & Flag::Auto) + if(debug_autoremove && PkgState[p->ID].Flags & Flag::Auto) std::clog << "AutoDep: " << p.Name() << std::endl; } @@ -1317,8 +1369,8 @@ bool pkgDepCache::MarkRequired(InRootSetFunc &userFunc) return true; } - -// mark a single package in Mark-and-Sweep + /*}}}*/ +// MarkPackage - mark a single package in Mark-and-Sweep /*{{{*/ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg, const pkgCache::VerIterator &ver, bool follow_recommends, @@ -1357,7 +1409,9 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg, if(state.Marked) return; - if(_config->FindB("Debug::pkgAutoRemove",false)) + bool debug_autoremove = _config->FindB("Debug::pkgAutoRemove", false); + + if(debug_autoremove) { std::clog << "Marking: " << pkg.Name(); if(!ver.end()) @@ -1388,7 +1442,7 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg, { if(_system->VS->CheckDep(V.VerStr(), d->CompareOp, d.TargetVer())) { - if(_config->FindB("Debug::pkgAutoRemove",false)) + if(debug_autoremove) { std::clog << "Following dep: " << d.ParentPkg().Name() << " " << d.ParentVer().VerStr() << " " @@ -1412,7 +1466,7 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg, if(_system->VS->CheckDep(prv.ProvideVersion(), d->CompareOp, d.TargetVer())) { - if(_config->FindB("Debug::pkgAutoRemove",false)) + if(debug_autoremove) { std::clog << "Following dep: " << d.ParentPkg().Name() << " " << d.ParentVer().VerStr() << " " @@ -1437,12 +1491,14 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg, } } } - -bool pkgDepCache::Sweep() + /*}}}*/ +bool pkgDepCache::Sweep() /*{{{*/ { + bool debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false); + // do the sweep for(PkgIterator p=PkgBegin(); !p.end(); ++p) - { + { StateCache &state=PkgState[p->ID]; // skip required packages @@ -1454,10 +1510,11 @@ bool pkgDepCache::Sweep() if(!state.Marked && (!p.CurrentVer().end() || state.Install())) { state.Garbage=true; - if(_config->FindB("Debug::pkgAutoRemove",false)) - std::cout << "Garbage: " << p.Name() << std::endl; + if(debug_autoremove) + std::clog << "Garbage: " << p.Name() << std::endl; } } return true; } + /*}}}*/