X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/3b5a76ae9ae425db6fda4ccc041fbb1e79fffc18..ea50fdfe2fc21757412baf448b2d41b3ce34b626:/apt-pkg/orderlist.cc diff --git a/apt-pkg/orderlist.cc b/apt-pkg/orderlist.cc index 0ee2e2bc8..a58efa987 100644 --- a/apt-pkg/orderlist.cc +++ b/apt-pkg/orderlist.cc @@ -117,7 +117,8 @@ bool pkgOrderList::IsMissing(PkgIterator Pkg) return false; // Skip Packages that need configure only. - if (Pkg.State() == pkgCache::PkgIterator::NeedsConfigure && + if ((Pkg.State() == pkgCache::PkgIterator::NeedsConfigure || + Pkg.State() == pkgCache::PkgIterator::NeedsNothing) && Cache[Pkg].Keep() == true) return false; @@ -126,6 +127,7 @@ bool pkgOrderList::IsMissing(PkgIterator Pkg) if (FileList[Pkg->ID].empty() == false) return false; + return true; } /*}}}*/ @@ -143,13 +145,13 @@ bool pkgOrderList::DoRun() Depth = 0; WipeFlags(Added | AddPending | Loop | InList); - for (iterator I = List; I != End; I++) + for (iterator I = List; I != End; ++I) Flag(*I,InList); // Rebuild the main list into the temp list. iterator OldEnd = End; End = NList; - for (iterator I = List; I != OldEnd; I++) + for (iterator I = List; I != OldEnd; ++I) if (VisitNode(PkgIterator(Cache,*I)) == false) { End = OldEnd; @@ -195,11 +197,11 @@ bool pkgOrderList::OrderCritical() { clog << "** Critical Unpack ordering done" << endl; - for (iterator I = List; I != End; I++) + for (iterator I = List; I != End; ++I) { PkgIterator P(Cache,*I); if (IsNow(P) == true) - clog << " " << P.Name() << ' ' << IsMissing(P) << ',' << IsFlag(P,After) << endl; + clog << " " << P.FullName() << ' ' << IsMissing(P) << ',' << IsFlag(P,After) << endl; } } @@ -220,7 +222,7 @@ bool pkgOrderList::OrderUnpack(string *FileList) WipeFlags(After); // Set the inlist flag - for (iterator I = List; I != End; I++) + for (iterator I = List; I != End; ++I) { PkgIterator P(Cache,*I); if (IsMissing(P) == true && IsNow(P) == true) @@ -268,11 +270,11 @@ bool pkgOrderList::OrderUnpack(string *FileList) { clog << "** Unpack ordering done" << endl; - for (iterator I = List; I != End; I++) + for (iterator I = List; I != End; ++I) { PkgIterator P(Cache,*I); if (IsNow(P) == true) - clog << " " << P.Name() << ' ' << IsMissing(P) << ',' << IsFlag(P,After) << endl; + clog << " " << P.FullName() << ' ' << IsMissing(P) << ',' << IsFlag(P,After) << endl; } } @@ -321,7 +323,7 @@ int pkgOrderList::Score(PkgIterator Pkg) Score += ScoreImmediate; for (DepIterator D = Cache[Pkg].InstVerIter(Cache).DependsList(); - D.end() == false; D++) + D.end() == false; ++D) if (D->Type == pkgCache::Dep::PreDepends) { Score += ScorePreDepends; @@ -486,9 +488,9 @@ bool pkgOrderList::VisitRProvides(DepFunc F,VerIterator Ver) return true; bool Res = true; - for (PrvIterator P = Ver.ProvidesList(); P.end() == false; P++) + for (PrvIterator P = Ver.ProvidesList(); P.end() == false; ++P) Res &= (this->*F)(P.ParentPkg().RevDependsList()); - return true; + return Res; } /*}}}*/ // OrderList::VisitProvides - Visit all of the providing packages /*{{{*/ @@ -505,15 +507,11 @@ bool pkgOrderList::VisitProvides(DepIterator D,bool Critical) if (Cache[Pkg].Keep() == true && Pkg.State() == PkgIterator::NeedsNothing) continue; - if (D->Type != pkgCache::Dep::Conflicts && - D->Type != pkgCache::Dep::DpkgBreaks && - D->Type != pkgCache::Dep::Obsoletes && + if (D.IsNegative() == false && Cache[Pkg].InstallVer != *I) continue; - if ((D->Type == pkgCache::Dep::Conflicts || - D->Type == pkgCache::Dep::DpkgBreaks || - D->Type == pkgCache::Dep::Obsoletes) && + if (D.IsNegative() == true && (Version *)Pkg.CurrentVer() != *I) continue; @@ -543,7 +541,7 @@ bool pkgOrderList::VisitNode(PkgIterator Pkg) if (Debug == true) { for (int j = 0; j != Depth; j++) clog << ' '; - clog << "Visit " << Pkg.Name() << endl; + clog << "Visit " << Pkg.FullName() << endl; } Depth++; @@ -602,7 +600,7 @@ bool pkgOrderList::VisitNode(PkgIterator Pkg) if (Debug == true) { for (int j = 0; j != Depth; j++) clog << ' '; - clog << "Leave " << Pkg.Name() << ' ' << IsFlag(Pkg,Added) << ',' << IsFlag(Pkg,AddPending) << endl; + clog << "Leave " << Pkg.FullName() << ' ' << IsFlag(Pkg,Added) << ',' << IsFlag(Pkg,AddPending) << endl; } return true; @@ -617,7 +615,7 @@ bool pkgOrderList::VisitNode(PkgIterator Pkg) Loops are preprocessed and logged. */ bool pkgOrderList::DepUnPackCrit(DepIterator D) { - for (; D.end() == false; D++) + for (; D.end() == false; ++D) { if (D.Reverse() == true) { @@ -645,9 +643,7 @@ bool pkgOrderList::DepUnPackCrit(DepIterator D) { /* Forward critical dependencies MUST be correct before the package can be unpacked. */ - if (D->Type != pkgCache::Dep::Conflicts && - D->Type != pkgCache::Dep::DpkgBreaks && - D->Type != pkgCache::Dep::Obsoletes && + if (D.IsNegative() == false && D->Type != pkgCache::Dep::PreDepends) continue; @@ -697,7 +693,7 @@ bool pkgOrderList::DepUnPackPreD(DepIterator D) if (D.Reverse() == true) return DepUnPackCrit(D); - for (; D.end() == false; D++) + for (; D.end() == false; ++D) { if (D.IsCritical() == false) continue; @@ -740,7 +736,7 @@ bool pkgOrderList::DepUnPackPre(DepIterator D) if (D.Reverse() == true) return true; - for (; D.end() == false; D++) + for (; D.end() == false; ++D) { /* Only consider the PreDepends or Depends. Depends are only considered at the lowest depth or in the case of immediate @@ -795,7 +791,7 @@ bool pkgOrderList::DepUnPackPre(DepIterator D) bool pkgOrderList::DepUnPackDep(DepIterator D) { - for (; D.end() == false; D++) + for (; D.end() == false; ++D) if (D.IsCritical() == true) { if (D.Reverse() == true) @@ -850,7 +846,7 @@ bool pkgOrderList::DepConfigure(DepIterator D) if (D.Reverse() == true) return true; - for (; D.end() == false; D++) + for (; D.end() == false; ++D) if (D->Type == pkgCache::Dep::Depends) if (VisitProvides(D,false) == false) return false; @@ -872,7 +868,7 @@ bool pkgOrderList::DepRemove(DepIterator D) { if (D.Reverse() == false) return true; - for (; D.end() == false; D++) + for (; D.end() == false; ++D) if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends) { // Duplication elimination, consider the current version only @@ -880,13 +876,16 @@ bool pkgOrderList::DepRemove(DepIterator D) continue; /* We wish to see if the dep on the parent package is okay - in the removed (install) state of the target pkg. */ + in the removed (install) state of the target pkg. */ + bool tryFixDeps = false; if (CheckDep(D) == true) { // We want to catch loops with the code below. if (IsFlag(D.ParentPkg(),AddPending) == false) continue; } + else + tryFixDeps = true; // This is the loop detection if (IsFlag(D.ParentPkg(),Added) == true || @@ -897,6 +896,100 @@ bool pkgOrderList::DepRemove(DepIterator D) continue; } + if (tryFixDeps == true) + { + for (pkgCache::DepIterator F = D.ParentPkg().CurrentVer().DependsList(); + F.end() == false; ++F) + { + if (F->Type != pkgCache::Dep::Depends && F->Type != pkgCache::Dep::PreDepends) + continue; + // Check the Providers + if (F.TargetPkg()->ProvidesList != 0) + { + pkgCache::PrvIterator Prov = F.TargetPkg().ProvidesList(); + for (; Prov.end() == false; ++Prov) + { + pkgCache::PkgIterator const P = Prov.OwnerPkg(); + if (IsFlag(P, InList) == true && + IsFlag(P, AddPending) == true && + IsFlag(P, Added) == false && + Cache[P].InstallVer == 0) + break; + } + if (Prov.end() == false) + for (pkgCache::PrvIterator Prv = F.TargetPkg().ProvidesList(); + Prv.end() == false; ++Prv) + { + pkgCache::PkgIterator const P = Prv.OwnerPkg(); + if (IsFlag(P, InList) == true && + IsFlag(P, AddPending) == false && + Cache[P].InstallVer != 0 && + VisitNode(P) == true) + { + Flag(P, Immediate); + tryFixDeps = false; + break; + } + } + if (tryFixDeps == false) + break; + } + + // Check for Or groups + if ((F->CompareOp & pkgCache::Dep::Or) != pkgCache::Dep::Or) + continue; + // Lets see if the package is part of the Or group + pkgCache::DepIterator S = F; + for (; S.end() == false; ++S) + { + if (S.TargetPkg() == D.TargetPkg()) + break; + if ((S->CompareOp & pkgCache::Dep::Or) != pkgCache::Dep::Or || + CheckDep(S)) // Or group is satisfied by another package + for (;S.end() == false; ++S); + } + if (S.end() == true) + continue; + // skip to the end of the or group + for (;S.end() == false && (S->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or; ++S); + ++S; + // The soon to be removed is part of the Or group + // start again in the or group and find something which will serve as replacement + for (; F.end() == false && F != S; ++F) + { + if (IsFlag(F.TargetPkg(), InList) == true && + IsFlag(F.TargetPkg(), AddPending) == false && + Cache[F.TargetPkg()].InstallVer != 0 && + VisitNode(F.TargetPkg()) == true) + { + Flag(F.TargetPkg(), Immediate); + tryFixDeps = false; + break; + } + else if (F.TargetPkg()->ProvidesList != 0) + { + pkgCache::PrvIterator Prv = F.TargetPkg().ProvidesList(); + for (; Prv.end() == false; ++Prv) + { + if (IsFlag(Prv.OwnerPkg(), InList) == true && + IsFlag(Prv.OwnerPkg(), AddPending) == false && + Cache[Prv.OwnerPkg()].InstallVer != 0 && + VisitNode(Prv.OwnerPkg()) == true) + { + Flag(Prv.OwnerPkg(), Immediate); + tryFixDeps = false; + break; + } + } + if (Prv.end() == false) + break; + } + } + if (tryFixDeps == false) + break; + } + } + // Skip over missing files if (IsMissing(D.ParentPkg()) == true) continue; @@ -978,10 +1071,14 @@ bool pkgOrderList::CheckDep(DepIterator D) /* Conflicts requires that all versions are not present, depends just needs one */ - if (D->Type != pkgCache::Dep::Conflicts && - D->Type != pkgCache::Dep::DpkgBreaks && - D->Type != pkgCache::Dep::Obsoletes) + if (D.IsNegative() == false) { + // ignore provides by older versions of this package + if (((D.Reverse() == false && Pkg == D.ParentPkg()) || + (D.Reverse() == true && Pkg == D.TargetPkg())) && + Cache[Pkg].InstallVer != *I) + continue; + /* Try to find something that does not have the after flag set if at all possible */ if (IsFlag(Pkg,After) == true)