diff options
Diffstat (limited to 'apt-pkg')
| -rw-r--r-- | apt-pkg/algorithms.cc | 40 |
1 files changed, 29 insertions, 11 deletions
diff --git a/apt-pkg/algorithms.cc b/apt-pkg/algorithms.cc index 12c5b8710..5641869ab 100644 --- a/apt-pkg/algorithms.cc +++ b/apt-pkg/algorithms.cc @@ -187,7 +187,7 @@ bool pkgSimulate::Configure(PkgIterator iPkg) } cout << endl; - _error->Error("Conf Broken %s",Pkg.FullName(false)); + _error->Error("Conf Broken %s",Pkg.FullName(false).c_str()); } else { @@ -290,7 +290,7 @@ bool pkgApplyStatus(pkgDepCache &Cache) Cache.MarkInstall(I, false, 0, false); else return _error->Error(_("The package %s needs to be reinstalled, " - "but I can't find an archive for it."),I.FullName(true)); + "but I can't find an archive for it."),I.FullName(true).c_str()); } continue; @@ -325,7 +325,7 @@ bool pkgApplyStatus(pkgDepCache &Cache) default: if (I->InstState != pkgCache::State::Ok) return _error->Error("The package %s is not ok and I " - "don't know how to fix it!",I.FullName(false)); + "don't know how to fix it!",I.FullName(false).c_str()); } } return true; @@ -847,6 +847,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) not be possible for a loop to form (that is a < b < c and fixing b by changing a breaks c) */ bool Change = true; + bool const TryFixByInstall = _config->FindB("pkgProblemResolver::FixByInstall", true); for (int Counter = 0; Counter != 10 && Change == true; Counter++) { Change = false; @@ -863,7 +864,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) (Flags[I->ID] & ReInstateTried) == 0) { if (Debug == true) - clog << " Try to Re-Instate " << I.FullName(false) << endl; + clog << " Try to Re-Instate (" << Counter << ") " << I.FullName(false) << endl; unsigned long OldBreaks = Cache.BrokenCount(); pkgCache::Version *OldVer = Cache[I].InstallVer; Flags[I->ID] &= ReInstateTried; @@ -886,7 +887,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) continue; if (Debug == true) - clog << "Investigating " << I << endl; + clog << "Investigating (" << Counter << ") " << I << endl; // Isolate the problem dependency PackageKill KillList[100]; @@ -904,9 +905,9 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) if (Start == End) { // Decide what to do - if (InOr == true) + if (InOr == true && OldEnd == LEnd) { - if (OldEnd == LEnd && OrOp == OrRemove) + if (OrOp == OrRemove) { if ((Flags[I->ID] & Protected) != Protected) { @@ -914,9 +915,9 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) clog << " Or group remove for " << I.FullName(false) << endl; Cache.MarkDelete(I); Change = true; - } - } - if (OldEnd == LEnd && OrOp == OrKeep) + } + } + else if (OrOp == OrKeep) { if (Debug == true) clog << " Or group keep for " << I.FullName(false) << endl; @@ -1041,6 +1042,23 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) if (Counter > 1 && Scores[Pkg->ID] > Scores[I->ID]) Scores[I->ID] = Scores[Pkg->ID]; } + else if (TryFixByInstall == true && + Start.TargetPkg()->CurrentVer == 0 && + Cache[Start.TargetPkg()].Delete() == false && + Cache.GetCandidateVer(Start.TargetPkg()).end() == false) + { + /* Before removing or keeping the package with the broken dependency + try instead to install the first not previously installed package + solving this dependency. This helps every time a previous solver + is removed by the resolver because of a conflict or alike but it is + dangerous as it could trigger new breaks/conflicts… */ + std::cout << " Try Installing " << Start.TargetPkg() << " before changing " << I.FullName(false) << std::endl; + unsigned long const OldBroken = Cache.BrokenCount(); + Cache.MarkInstall(Start.TargetPkg(), true, 1, false); + // FIXME: we should undo the complete MarkInstall process here + if (Cache[Start.TargetPkg()].InstBroken() == true || Cache.BrokenCount() > OldBroken) + Cache.MarkDelete(Start.TargetPkg(), false, 1, false); + } } } @@ -1325,7 +1343,7 @@ bool pkgProblemResolver::ResolveByKeep() // Restart again. if (K == LastStop) - return _error->Error("Internal Error, pkgProblemResolver::ResolveByKeep is looping on package %s.",I.FullName(false)); + return _error->Error("Internal Error, pkgProblemResolver::ResolveByKeep is looping on package %s.",I.FullName(false).c_str()); LastStop = K; K = PList - 1; } |