// Include Files /*{{{*/
#include <apt-pkg/depcache.h>
#include <apt-pkg/version.h>
+#include <apt-pkg/versionmatch.h>
#include <apt-pkg/error.h>
#include <apt-pkg/sptr.h>
#include <apt-pkg/algorithms.h>
bool pkgDepCache::readStateFile(OpProgress *Prog) /*{{{*/
{
FileFd state_file;
- string const state = _config->FindDir("Dir::State") + "extended_states";
+ string const state = _config->FindFile("Dir::State::extended_states");
if(FileExists(state)) {
state_file.Open(state, FileFd::ReadOnly);
int const file_size = state_file.Size();
{
PkgState[pkg->ID].Flags |= Flag::Auto;
if (unlikely(debug_autoremove))
- std::cout << "Auto-Installed : " << pkg.FullName() << std::endl;
+ std::clog << "Auto-Installed : " << pkg.FullName() << std::endl;
if (pkgarch == "any")
{
pkgCache::GrpIterator G = pkg.Group();
std::clog << "pkgDepCache::writeStateFile()" << std::endl;
FileFd StateFile;
- string const state = _config->FindDir("Dir::State") + "extended_states";
+ string const state = _config->FindFile("Dir::State::extended_states");
// if it does not exist, create a empty one
if(!FileExists(state))
{
- StateFile.Open(state, FileFd::WriteEmpty);
+ StateFile.Open(state, FileFd::WriteAtomic);
StateFile.Close();
}
pkgCache::PkgIterator pkg = Cache->FindPkg(pkgname, pkgarch);
if(pkg.end() || pkg.VersionList().end())
continue;
- bool const newAuto = (PkgState[pkg->ID].Flags & Flag::Auto);
+ StateCache const &P = PkgState[pkg->ID];
+ bool newAuto = (P.Flags & Flag::Auto);
+ // skip not installed or now-removed ones if requested
+ if (InstalledOnly && (
+ (pkg->CurrentVer == 0 && P.Mode != ModeInstall) ||
+ (pkg->CurrentVer != 0 && P.Mode == ModeDelete)))
+ {
+ // The section is obsolete if it contains no other tag
+ unsigned int const count = section.Count();
+ if (count < 2 ||
+ (count == 2 && section.Exists("Auto-Installed")) ||
+ (count == 3 && section.Exists("Auto-Installed") && section.Exists("Architecture")))
+ continue;
+ else
+ newAuto = false;
+ }
if(_config->FindB("Debug::pkgAutoRemove",false))
std::clog << "Update existing AutoInstall info: "
<< pkg.FullName() << std::endl;
// then write the ones we have not seen yet
std::ostringstream ostr;
for(pkgCache::PkgIterator pkg=Cache->PkgBegin(); !pkg.end(); pkg++) {
- if(PkgState[pkg->ID].Flags & Flag::Auto) {
+ StateCache const &P = PkgState[pkg->ID];
+ if(P.Flags & Flag::Auto) {
if (pkgs_seen.find(pkg.FullName()) != pkgs_seen.end()) {
if(debug_autoremove)
std::clog << "Skipping already written " << pkg.FullName() << std::endl;
continue;
}
// skip not installed ones if requested
- if(InstalledOnly && pkg->CurrentVer == 0)
+ if (InstalledOnly && (
+ (pkg->CurrentVer == 0 && P.Mode != ModeInstall) ||
+ (pkg->CurrentVer != 0 && P.Mode == ModeDelete)))
continue;
const char* const pkgarch = pkg.Arch();
if (strcmp(pkgarch, "all") == 0)
/* Check simple depends. A depends -should- never self match but
we allow it anyhow because dpkg does. Technically it is a packaging
bug. Conflicts may never self match */
- if (Dep.TargetPkg() != Dep.ParentPkg() ||
+ if (Dep.TargetPkg()->Group != Dep.ParentPkg()->Group ||
(Dep->Type != Dep::Conflicts && Dep->Type != Dep::DpkgBreaks && Dep->Type != Dep::Obsoletes))
{
PkgIterator Pkg = Dep.TargetPkg();
PkgIterator Pkg = Dep.ParentPkg();
for (; P.end() != true; P++)
{
- /* Provides may never be applied against the same package if it is
- a conflicts. See the comment above. */
- if (P.OwnerPkg() == Pkg &&
+ /* Provides may never be applied against the same package (or group)
+ if it is a conflicts. See the comment above. */
+ if (P.OwnerPkg()->Group == Pkg->Group &&
(Dep->Type == Dep::Conflicts || Dep->Type == Dep::DpkgBreaks))
continue;
/*}}}*/
// DepCache::AddSizes - Add the packages sizes to the counters /*{{{*/
// ---------------------------------------------------------------------
-/* Call with Mult = -1 to preform the inverse opration */
-void pkgDepCache::AddSizes(const PkgIterator &Pkg,signed long Mult)
+/* Call with Mult = -1 to preform the inverse opration
+ The Mult increases the complexity of the calulations here and is unused -
+ or do we really have a usecase for removing the size of a package two
+ times? So let us replace it with a simple bool and be done with it… */
+__deprecated void pkgDepCache::AddSizes(const PkgIterator &Pkg,signed long Mult)
{
StateCache &P = PkgState[Pkg->ID];
// Compute the size data
if (P.NewInstall() == true)
{
- iUsrSize += (signed)(Mult*P.InstVerIter(*this)->InstalledSize);
- iDownloadSize += (signed)(Mult*P.InstVerIter(*this)->Size);
+ iUsrSize += (signed long long)(Mult*P.InstVerIter(*this)->InstalledSize);
+ iDownloadSize += (signed long long)(Mult*P.InstVerIter(*this)->Size);
return;
}
(P.InstallVer != (Version *)Pkg.CurrentVer() ||
(P.iFlags & ReInstall) == ReInstall) && P.InstallVer != 0)
{
- iUsrSize += (signed)(Mult*((signed)P.InstVerIter(*this)->InstalledSize -
- (signed)Pkg.CurrentVer()->InstalledSize));
- iDownloadSize += (signed)(Mult*P.InstVerIter(*this)->Size);
+ iUsrSize += (signed long long)(Mult*((signed long long)P.InstVerIter(*this)->InstalledSize -
+ (signed long long)Pkg.CurrentVer()->InstalledSize));
+ iDownloadSize += (signed long long)(Mult*P.InstVerIter(*this)->Size);
return;
}
if (Pkg.State() == pkgCache::PkgIterator::NeedsUnpack &&
P.Delete() == false)
{
- iDownloadSize += (signed)(Mult*P.InstVerIter(*this)->Size);
+ iDownloadSize += (signed long long)(Mult*P.InstVerIter(*this)->Size);
return;
}
// Removing
if (Pkg->CurrentVer != 0 && P.InstallVer == 0)
{
- iUsrSize -= (signed)(Mult*Pkg.CurrentVer()->InstalledSize);
+ iUsrSize -= (signed long long)(Mult*Pkg.CurrentVer()->InstalledSize);
+ return;
+ }
+}
+ /*}}}*/
+// DepCache::AddSizes - Add the packages sizes to the counters /*{{{*/
+// ---------------------------------------------------------------------
+/* Call with Inverse = true to preform the inverse opration */
+void pkgDepCache::AddSizes(const PkgIterator &Pkg, bool const &Inverse)
+{
+ StateCache &P = PkgState[Pkg->ID];
+
+ if (Pkg->VersionList == 0)
+ return;
+
+ if (Pkg.State() == pkgCache::PkgIterator::NeedsConfigure &&
+ P.Keep() == true)
+ return;
+
+ // Compute the size data
+ if (P.NewInstall() == true)
+ {
+ if (Inverse == false) {
+ iUsrSize += P.InstVerIter(*this)->InstalledSize;
+ iDownloadSize += P.InstVerIter(*this)->Size;
+ } else {
+ iUsrSize -= P.InstVerIter(*this)->InstalledSize;
+ iDownloadSize -= P.InstVerIter(*this)->Size;
+ }
+ return;
+ }
+
+ // Upgrading
+ if (Pkg->CurrentVer != 0 &&
+ (P.InstallVer != (Version *)Pkg.CurrentVer() ||
+ (P.iFlags & ReInstall) == ReInstall) && P.InstallVer != 0)
+ {
+ if (Inverse == false) {
+ iUsrSize -= Pkg.CurrentVer()->InstalledSize;
+ iUsrSize += P.InstVerIter(*this)->InstalledSize;
+ iDownloadSize += P.InstVerIter(*this)->Size;
+ } else {
+ iUsrSize -= P.InstVerIter(*this)->InstalledSize;
+ iUsrSize += Pkg.CurrentVer()->InstalledSize;
+ iDownloadSize -= P.InstVerIter(*this)->Size;
+ }
+ return;
+ }
+
+ // Reinstall
+ if (Pkg.State() == pkgCache::PkgIterator::NeedsUnpack &&
+ P.Delete() == false)
+ {
+ if (Inverse == false)
+ iDownloadSize += P.InstVerIter(*this)->Size;
+ else
+ iDownloadSize -= P.InstVerIter(*this)->Size;
+ return;
+ }
+
+ // Removing
+ if (Pkg->CurrentVer != 0 && P.InstallVer == 0)
+ {
+ if (Inverse == false)
+ iUsrSize -= Pkg.CurrentVer()->InstalledSize;
+ else
+ iUsrSize += Pkg.CurrentVer()->InstalledSize;
return;
}
}
if (V->MultiArch != Version::All)
return false;
- unsigned char const DepState = VersionState(V.DependsList(),DepInstall,DepInstMin,DepInstPolicy);
- if ((DepState & DepInstMin) == DepInstMin)
+ // Never ever kill an "all" package - they have no dependency so they can't be broken
+ if (strcmp(Pkg.Arch(),"all") == 0)
return false;
- // Dependencies for this arch all are not statisfied
+ unsigned char const CurDepState = VersionState(V.DependsList(),DepInstall,DepInstMin,DepInstPolicy);
+ if ((CurDepState & DepInstMin) == DepInstMin) {
+ // okay, the package isn't broken, but is the package also required?
+ // If it has no real dependencies, no installed rdepends and doesn't
+ // provide something of value, we will kill it as not required.
+ // These pseudopackages have otherwise interesting effects if they get
+ // a new dependency in a newer version…
+ for (pkgCache::DepIterator D = V.DependsList();
+ D.end() != true; ++D)
+ if (D.IsCritical() == true && D.ParentPkg()->Group != Pkg->Group)
+ return false;
+ for (DepIterator D = Pkg.RevDependsList(); D.end() != true; ++D)
+ {
+ if (D.IsCritical() == false)
+ continue;
+ PkgIterator const P = D.ParentPkg();
+ if (P->Group == Pkg->Group)
+ continue;
+ if (P->CurrentVer != 0)
+ return false;
+ }
+ for (PrvIterator Prv = V.ProvidesList(); Prv.end() != true; Prv++)
+ for (DepIterator d = Prv.ParentPkg().RevDependsList();
+ d.end() != true; ++d)
+ {
+ PkgIterator const P = d.ParentPkg();
+ if (P->CurrentVer != 0 &&
+ P->Group != Pkg->Group)
+ return false;
+ }
+ }
+
+ // Dependencies for this arch all package are not statisfied
// so we installed it only for our convenience: get right of it now.
RemoveSizes(Pkg);
RemoveStates(Pkg);
recheck.insert(P.Index());
}
- if (V.end() != true)
- for (PrvIterator Prv = V.ProvidesList(); Prv.end() != true; Prv++)
- for (DepIterator d = Prv.ParentPkg().RevDependsList();
- d.end() != true; ++d)
- {
- PkgIterator const P = d.ParentPkg();
- if (P->CurrentVer != 0)
- recheck.insert(P.Index());
- }
+ for (DepIterator d = V.DependsList(); d.end() != true; ++d)
+ {
+ PkgIterator const P = d.TargetPkg();
+ for (PrvIterator Prv = P.ProvidesList(); Prv.end() != true; ++Prv)
+ {
+ PkgIterator const O = Prv.OwnerPkg();
+ if (O->CurrentVer != 0)
+ recheck.insert(O.Index());
+ }
+
+ if (P->CurrentVer != 0)
+ recheck.insert(P.Index());
+ }
+
+ for (PrvIterator Prv = V.ProvidesList(); Prv.end() != true; Prv++)
+ {
+ for (DepIterator d = Prv.ParentPkg().RevDependsList();
+ d.end() != true; ++d)
+ {
+ PkgIterator const P = d.ParentPkg();
+ if (P->CurrentVer == 0)
+ continue;
+
+ recheck.insert(P.Index());
+ }
+ }
+
return true;
}
/* FIXME: recheck breaks proper progress reporting as we don't know
how many packages we need to recheck. To lower the effect
a bit we increase with a kill, but we should do something more clever… */
- for(std::set<unsigned long>::const_iterator p = recheck.begin();
- p != recheck.end(); ++p) {
- if (Prog != 0 && Done%20 == 0)
- Prog->Progress(Done);
- PkgIterator P = PkgIterator(*Cache, Cache->PkgP + *p);
- if (RemovePseudoInstalledPkg(P, recheck) == true) {
- ++killed;
- ++Done;
+ while(recheck.empty() == false)
+ for (std::set<unsigned long>::const_iterator p = recheck.begin();
+ p != recheck.end();) {
+ if (Prog != 0 && Done%20 == 0)
+ Prog->Progress(Done);
+ PkgIterator P = PkgIterator(*Cache, Cache->PkgP + *p);
+ if (RemovePseudoInstalledPkg(P, recheck) == true) {
+ ++killed;
+ ++Done;
+ }
+ recheck.erase(p++);
}
- recheck.erase(p);
+
+ /* Okay, we have killed a great amount of pseudopackages -
+ we have killed so many that we have now arch "all" packages
+ without an installed pseudo package, but we NEED an installed
+ pseudo package, so we will search now for a pseudo package
+ we can install without breaking everything. */
+ for (GrpIterator G = Cache->GrpBegin(); G.end() != true; ++G)
+ {
+ PkgIterator P = G.FindPkg("all");
+ if (P.end() == true)
+ continue;
+ if (P->CurrentVer == 0)
+ continue;
+ bool installed = false;
+ for (P = G.FindPkg("any"); P.end() != true; P = G.NextPkg(P))
+ {
+ if (strcmp(P.Arch(), "all") == 0)
+ continue;
+ if (P->CurrentVer == 0)
+ continue;
+ installed = true;
+ break;
+ }
+ if (installed == false)
+ recheck.insert(G.Index());
+ }
+
+ while (recheck.empty() != true)
+ {
+ std::set<unsigned long>::const_iterator g = recheck.begin();
+ unsigned long const G = *g;
+ recheck.erase(g);
+ if (unlikely(ReInstallPseudoForGroup(G, recheck) == false))
+ _error->Warning(_("Internal error, group '%s' has no installable pseudo package"), GrpIterator(*Cache, Cache->GrpP + G).Name());
}
}
readStateFile(Prog);
}
/*}}}*/
+// DepCache::ReInstallPseudoForGroup - MultiArch helper for Update() /*{{{*/
+// ---------------------------------------------------------------------
+/* RemovePseudoInstalledPkg() is very successful. It even kills packages
+ to an amount that no pseudo package is left, but we need a pseudo package
+ for upgrading senarios so we need to reinstall one pseudopackage which
+ doesn't break everything. Thankfully we can't have architecture depending
+ negative dependencies so this problem is already eliminated */
+bool pkgDepCache::ReInstallPseudoForGroup(pkgCache::PkgIterator const &P, std::set<unsigned long> &recheck)
+{
+ if (P->CurrentVer != 0)
+ return true;
+ // recursive call for packages which provide this package
+ for (pkgCache::PrvIterator Prv = P.ProvidesList(); Prv.end() != true; ++Prv)
+ ReInstallPseudoForGroup(Prv.OwnerPkg(), recheck);
+ // check if we actually need to look at this group
+ unsigned long const G = P->Group;
+ std::set<unsigned long>::const_iterator Pi = recheck.find(G);
+ if (Pi == recheck.end())
+ return true;
+ recheck.erase(Pi); // remove here, so we can't fall into an endless loop
+ if (unlikely(ReInstallPseudoForGroup(G, recheck) == false))
+ {
+ recheck.insert(G);
+ return false;
+ }
+ return true;
+}
+bool pkgDepCache::ReInstallPseudoForGroup(unsigned long const &G, std::set<unsigned long> &recheck)
+{
+ std::vector<std::string> static const Archs = APT::Configuration::getArchitectures();
+ pkgCache::GrpIterator Grp(*Cache, Cache->GrpP + G);
+ if (unlikely(Grp.end() == true))
+ return false;
+ for (std::vector<std::string>::const_iterator a = Archs.begin();
+ a != Archs.end(); ++a)
+ {
+ pkgCache::PkgIterator P = Grp.FindPkg(*a);
+ if (P.end() == true)
+ continue;
+ pkgCache::VerIterator allV = Grp.FindPkg("all").CurrentVer();
+ for (VerIterator V = P.VersionList(); V.end() != true; ++V)
+ {
+ // search for the same version as the all package
+ if (allV->Hash != V->Hash || strcmp(allV.VerStr(),V.VerStr()) != 0)
+ continue;
+ unsigned char const CurDepState = VersionState(V.DependsList(),DepInstall,DepInstMin,DepInstPolicy);
+ // If it is broken, try to install dependencies first before retry
+ if ((CurDepState & DepInstMin) != DepInstMin)
+ {
+ for (pkgCache::DepIterator D = V.DependsList(); D.end() != true; ++D)
+ {
+ if (D->Type != pkgCache::Dep::PreDepends && D->Type != pkgCache::Dep::Depends)
+ continue;
+ ReInstallPseudoForGroup(D.TargetPkg(), recheck);
+ }
+ unsigned char const CurDepState = VersionState(V.DependsList(),DepInstall,DepInstMin,DepInstPolicy);
+ // if package ist still broken… try another arch
+ if ((CurDepState & DepInstMin) != DepInstMin)
+ break;
+ }
+ // dependencies satisfied: reinstall the package
+ RemoveSizes(P);
+ RemoveStates(P);
+ P->CurrentVer = V.Index();
+ PkgState[P->ID].InstallVer = V;
+ AddStates(P);
+ Update(P);
+ AddSizes(P);
+ return true;
+ }
+ }
+ return false;
+}
+ /*}}}*/
// DepCache::Update - Update the deps list of a package /*{{{*/
// ---------------------------------------------------------------------
/* This is a helper for update that only does the dep portion of the scan.
return;
if (DebugMarker == true)
- std::clog << OutputInDepth(Depth) << "MarkDelete " << Pkg << " FU=" << FromUser << std::endl;
+ std::clog << OutputInDepth(Depth) << (rPurge ? "MarkPurge " : "MarkDelete ") << Pkg << " FU=" << FromUser << std::endl;
RemoveSizes(Pkg);
RemoveStates(Pkg);
// if we remove the pseudo package, we also need to remove the "real"
if (Pkg->CurrentVer != 0 && Pkg.CurrentVer().Pseudo() == true)
MarkDelete(Pkg.Group().FindPkg("all"), rPurge, Depth+1, FromUser);
+ else if (rPurge == true && Pkg->CurrentVer == 0 &&
+ Pkg->CurrentState != pkgCache::State::NotInstalled &&
+ strcmp(Pkg.Arch(), "all") != 0)
+ {
+ PkgIterator const allPkg = Pkg.Group().FindPkg("all");
+ if (allPkg.end() == false && allPkg->CurrentVer == 0 &&
+ allPkg->CurrentState != pkgCache::State::NotInstalled)
+ MarkDelete(allPkg, rPurge, Depth+1, FromUser);
+ }
}
/*}}}*/
// DepCache::IsDeleteOk - check if it is ok to remove this package /*{{{*/
std::clog << OutputInDepth(Depth) << "Hold prevents MarkDelete of " << Pkg << " FU=" << FromUser << std::endl;
return false;
}
+ else if (FromUser == false && Pkg->CurrentVer == 0)
+ {
+ StateCache &P = PkgState[Pkg->ID];
+ if (P.InstallVer != 0 && P.Status == 2 && (P.Flags & Flag::Auto) != Flag::Auto)
+ {
+ if (DebugMarker == true)
+ std::clog << OutputInDepth(Depth) << "Manual install request prevents MarkDelete of " << Pkg << std::endl;
+ return false;
+ }
+ }
return true;
}
/*}}}*/
Update(Pkg);
AddSizes(Pkg);
+ // always trigger the install of the all package for a pseudo package
+ if (P.CandidateVerIter(*Cache).Pseudo() == true)
+ MarkInstall(Pkg.Group().FindPkg("all"), AutoInst, Depth, FromUser, ForceImportantDeps);
+
if (AutoInst == false)
return;
VerIterator Ver(*this,*I);
PkgIterator Pkg = Ver.ParentPkg();
- if (Start->Type != Dep::DpkgBreaks)
- MarkDelete(Pkg,false,Depth + 1, false);
- else if (PkgState[Pkg->ID].CandidateVer != *I)
+ /* The List includes all packages providing this dependency,
+ even providers which are not installed, so skip them. */
+ if (PkgState[Pkg->ID].InstallVer == 0)
+ continue;
+
+ if (PkgState[Pkg->ID].CandidateVer != *I &&
+ Start->Type == Dep::DpkgBreaks)
MarkInstall(Pkg,true,Depth + 1, false, ForceImportantDeps);
+ else
+ MarkDelete(Pkg,false,Depth + 1, false);
}
continue;
}
/* */
void pkgDepCache::SetReInstall(PkgIterator const &Pkg,bool To)
{
+ if (unlikely(Pkg.end() == true))
+ return;
+
ActionGroup group(*this);
RemoveSizes(Pkg);
AddStates(Pkg);
AddSizes(Pkg);
+
+ if (unlikely(Pkg.CurrentVer().end() == true) || Pkg.CurrentVer().Pseudo() == false)
+ return;
+
+ SetReInstall(Pkg.Group().FindPkg("all"), To);
}
/*}}}*/
// DepCache::SetCandidateVersion - Change the candidate version /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgDepCache::SetCandidateVersion(VerIterator TargetVer)
+void pkgDepCache::SetCandidateVersion(VerIterator TargetVer, bool const &Pseudo)
{
- ActionGroup group(*this);
pkgCache::PkgIterator Pkg = TargetVer.ParentPkg();
StateCache &P = PkgState[Pkg->ID];
+ if (P.CandidateVer == TargetVer)
+ return;
+
+ ActionGroup group(*this);
+
RemoveSizes(Pkg);
RemoveStates(Pkg);
- if (P.CandidateVer == P.InstallVer)
+ if (P.CandidateVer == P.InstallVer && P.Install() == true)
P.InstallVer = (Version *)TargetVer;
P.CandidateVer = (Version *)TargetVer;
P.Update(Pkg,*this);
AddStates(Pkg);
Update(Pkg);
AddSizes(Pkg);
+
+ if (TargetVer.Pseudo() == false || Pseudo == false)
+ return;
+
+ // the version was pseudo: set all other pseudos also
+ pkgCache::GrpIterator Grp = Pkg.Group();
+ for (Pkg = Grp.FindPkg("any"); Pkg.end() == false; ++Pkg)
+ {
+ StateCache &P = PkgState[Pkg->ID];
+ if (TargetVer.SimilarVer(P.CandidateVerIter(*this)) == true ||
+ (P.CandidateVerIter(*this).Pseudo() == false &&
+ strcmp(Pkg.Arch(), "all") != 0))
+ continue;
+
+ for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
+ {
+ if (TargetVer.SimilarVer(Ver) == false)
+ continue;
+ SetCandidateVersion(Ver, false);
+ break;
+ }
+ }
}
+ /*}}}*/
+// DepCache::SetCandidateRelease - Change the candidate version /*{{{*/
+// ---------------------------------------------------------------------
+/* changes the candidate of a package and walks over all its dependencies
+ to check if it needs to change the candidate of the dependency, too,
+ to reach a installable versionstate */
+bool pkgDepCache::SetCandidateRelease(pkgCache::VerIterator TargetVer,
+ std::string const &TargetRel)
+{
+ std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> > Changed;
+ return SetCandidateRelease(TargetVer, TargetRel, Changed);
+}
+bool pkgDepCache::SetCandidateRelease(pkgCache::VerIterator TargetVer,
+ std::string const &TargetRel,
+ std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> > &Changed)
+{
+ ActionGroup group(*this);
+ SetCandidateVersion(TargetVer);
+
+ if (TargetRel == "installed" || TargetRel == "candidate") // both doesn't make sense in this context
+ return true;
+
+ pkgVersionMatch Match(TargetRel, pkgVersionMatch::Release);
+ // save the position of the last element we will not undo - if we have to
+ std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> >::iterator newChanged = --(Changed.end());
+
+ for (pkgCache::DepIterator D = TargetVer.DependsList(); D.end() == false; ++D)
+ {
+ if (D->Type != pkgCache::Dep::PreDepends && D->Type != pkgCache::Dep::Depends &&
+ ((D->Type != pkgCache::Dep::Recommends && D->Type != pkgCache::Dep::Suggests) ||
+ IsImportantDep(D) == false))
+ continue;
+
+ // walk over an or-group and check if we need to do anything
+ // for simpilicity no or-group is handled as a or-group including one dependency
+ pkgCache::DepIterator Start = D;
+ bool itsFine = false;
+ for (bool stillOr = true; stillOr == true; ++Start)
+ {
+ stillOr = (Start->CompareOp & Dep::Or) == Dep::Or;
+ pkgCache::PkgIterator const P = Start.TargetPkg();
+ // virtual packages can't be a solution
+ if (P.end() == true || (P->ProvidesList == 0 && P->VersionList == 0))
+ continue;
+ pkgCache::VerIterator const Cand = PkgState[P->ID].CandidateVerIter(*this);
+ // no versioned dependency - but is it installable?
+ if (Start.TargetVer() == 0 || Start.TargetVer()[0] == '\0')
+ {
+ // Check if one of the providers is installable
+ if (P->ProvidesList != 0)
+ {
+ pkgCache::PrvIterator Prv = P.ProvidesList();
+ for (; Prv.end() == false; ++Prv)
+ {
+ pkgCache::VerIterator const C = PkgState[Prv.OwnerPkg()->ID].CandidateVerIter(*this);
+ if (C.end() == true || C != Prv.OwnerVer() ||
+ (VersionState(C.DependsList(), DepInstall, DepCandMin, DepCandPolicy) & DepCandMin) != DepCandMin)
+ continue;
+ break;
+ }
+ if (Prv.end() == true)
+ continue;
+ }
+ // no providers, so check if we have an installable candidate version
+ else if (Cand.end() == true ||
+ (VersionState(Cand.DependsList(), DepInstall, DepCandMin, DepCandPolicy) & DepCandMin) != DepCandMin)
+ continue;
+ itsFine = true;
+ break;
+ }
+ if (Cand.end() == true)
+ continue;
+ // check if the current candidate is enough for the versioned dependency - and installable?
+ if (VS().CheckDep(P.CandVersion(), Start->CompareOp, Start.TargetVer()) == true &&
+ (VersionState(Cand.DependsList(), DepInstall, DepCandMin, DepCandPolicy) & DepCandMin) == DepCandMin)
+ {
+ itsFine = true;
+ break;
+ }
+ }
+ if (itsFine == true) {
+ // something in the or-group was fine, skip all other members
+ for (; (D->CompareOp & Dep::Or) == Dep::Or; ++D);
+ continue;
+ }
+
+ // walk again over the or-group and check each if a candidate switch would help
+ itsFine = false;
+ for (bool stillOr = true; stillOr == true; ++D)
+ {
+ stillOr = (D->CompareOp & Dep::Or) == Dep::Or;
+ // changing candidate will not help if the dependency is not versioned
+ if (D.TargetVer() == 0 || D.TargetVer()[0] == '\0')
+ {
+ if (stillOr == true)
+ continue;
+ break;
+ }
+
+ pkgCache::VerIterator V;
+ if (TargetRel == "newest")
+ V = D.TargetPkg().VersionList();
+ else
+ V = Match.Find(D.TargetPkg());
+
+ // check if the version from this release could satisfy the dependency
+ if (V.end() == true || VS().CheckDep(V.VerStr(), D->CompareOp, D.TargetVer()) == false)
+ {
+ if (stillOr == true)
+ continue;
+ break;
+ }
+
+ pkgCache::VerIterator oldCand = PkgState[D.TargetPkg()->ID].CandidateVerIter(*this);
+ if (V == oldCand)
+ {
+ // Do we already touched this Version? If so, their versioned dependencies are okay, no need to check again
+ for (std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> >::const_iterator c = Changed.begin();
+ c != Changed.end(); ++c)
+ {
+ if (c->first->ParentPkg != V->ParentPkg)
+ continue;
+ itsFine = true;
+ break;
+ }
+ }
+
+ if (itsFine == false)
+ {
+ // change the candidate
+ Changed.push_back(make_pair(oldCand, TargetVer));
+ if (SetCandidateRelease(V, TargetRel, Changed) == false)
+ {
+ if (stillOr == false)
+ break;
+ // undo the candidate changing
+ SetCandidateVersion(oldCand);
+ Changed.pop_back();
+ continue;
+ }
+ itsFine = true;
+ }
+
+ // something in the or-group was fine, skip all other members
+ for (; (D->CompareOp & Dep::Or) == Dep::Or; ++D);
+ break;
+ }
+
+ if (itsFine == false && (D->Type == pkgCache::Dep::PreDepends || D->Type == pkgCache::Dep::Depends))
+ {
+ // undo all changes which aren't lead to a solution
+ for (std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> >::const_iterator c = ++newChanged;
+ c != Changed.end(); ++c)
+ SetCandidateVersion(c->first);
+ Changed.erase(newChanged, Changed.end());
+ return false;
+ }
+ }
+ return true;
+}
+ /*}}}*/
+// DepCache::MarkAuto - set the Auto flag for a package /*{{{*/
+// ---------------------------------------------------------------------
+/* */
void pkgDepCache::MarkAuto(const PkgIterator &Pkg, bool Auto)
{
StateCache &state = PkgState[Pkg->ID];
// ---------------------------------------------------------------------
/* The default just returns the highest available version that is not
a source and automatic. */
-pkgCache::VerIterator pkgDepCache::Policy::GetCandidateVer(PkgIterator Pkg)
+pkgCache::VerIterator pkgDepCache::Policy::GetCandidateVer(PkgIterator const &Pkg)
{
/* Not source/not automatic versions cannot be a candidate version
unless they are already installed */
/* Stash the highest version of a not-automatic source, we use it
if there is nothing better */
- if ((J.File()->Flags & Flag::NotAutomatic) != 0)
+ if ((J.File()->Flags & Flag::NotAutomatic) != 0 ||
+ (J.File()->Flags & Flag::ButAutomaticUpgrades) != 0)
{
if (Last.end() == true)
Last = I;
// Policy::IsImportantDep - True if the dependency is important /*{{{*/
// ---------------------------------------------------------------------
/* */
-bool pkgDepCache::Policy::IsImportantDep(DepIterator Dep)
+bool pkgDepCache::Policy::IsImportantDep(DepIterator const &Dep)
{
if(Dep.IsCritical())
return true;
else if(Dep->Type == pkgCache::Dep::Suggests)
return _config->FindB("APT::Install-Suggests", false);
- return false;
-}
- /*}}}*/
-pkgDepCache::DefaultRootSetFunc::DefaultRootSetFunc() /*{{{*/
- : constructedSuccessfully(false)
-{
- Configuration::Item const *Opts;
- Opts = _config->Tree("APT::NeverAutoRemove");
- if (Opts != 0 && Opts->Child != 0)
- {
- Opts = Opts->Child;
- for (; Opts != 0; Opts = Opts->Next)
- {
- if (Opts->Value.empty() == true)
- continue;
-
- regex_t *p = new regex_t;
- if(regcomp(p,Opts->Value.c_str(),
- REG_EXTENDED | REG_ICASE | REG_NOSUB) != 0)
- {
- regfree(p);
- delete p;
- _error->Error("Regex compilation error for APT::NeverAutoRemove");
- return;
- }
-
- rootSetRegexp.push_back(p);
- }
- }
-
- constructedSuccessfully = true;
-}
- /*}}}*/
-pkgDepCache::DefaultRootSetFunc::~DefaultRootSetFunc() /*{{{*/
-{
- for(unsigned int i = 0; i < rootSetRegexp.size(); i++)
- {
- regfree(rootSetRegexp[i]);
- delete rootSetRegexp[i];
- }
-}
- /*}}}*/
-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)
- return true;
-
return false;
}
/*}}}*/
{
if(!(PkgState[p->ID].Flags & Flag::Auto) ||
(p->Flags & Flag::Essential) ||
- userFunc.InRootSet(p))
-
+ userFunc.InRootSet(p) ||
+ // be nice even then a required package violates the policy (#583517)
+ // and do the full mark process also for required packages
+ (p.CurrentVer().end() != true &&
+ p.CurrentVer()->Priority == pkgCache::State::Required))
{
// the package is installed (and set to keep)
if(PkgState[p->ID].Keep() && !p.CurrentVer().end())
// If the version belongs to a Multi-Arch all package
// we will mark all others in this Group with this version also
- // Beware: We compare versions here the lazy way: string comparision
- // this is bad if multiple repositories provide different versions
- // of the package with an identical version number - but even in this
- // case the dependencies are likely the same.
if (ver->MultiArch == pkgCache::Version::All &&
strcmp(ver.Arch(true), "all") == 0)
{
for (VerIterator V = P.VersionList();
V.end() != true; ++V)
{
- if (strcmp(VerStr, V.VerStr()) != 0)
+ if (ver->Hash != V->Hash ||
+ strcmp(VerStr, V.VerStr()) != 0)
continue;
MarkPackage(P, V, follow_recommends, follow_suggests);
break;
{
state.Garbage=true;
if(debug_autoremove)
- std::cout << "Garbage: " << p.FullName() << std::endl;
+ std::clog << "Garbage: " << p.FullName() << std::endl;
}
}
projects / apt.git / blobdiff