X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/bc03039d0f532b6463de33bff60c7d876af6ea5e..bbf8bc2583df53a7562d99382831389454bc6ee9:/apt-pkg/algorithms.cc?ds=sidebyside diff --git a/apt-pkg/algorithms.cc b/apt-pkg/algorithms.cc index ac9d3be0b..b21fcbb2f 100644 --- a/apt-pkg/algorithms.cc +++ b/apt-pkg/algorithms.cc @@ -14,9 +14,6 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ -#ifdef __GNUG__ -#pragma implementation "apt-pkg/algorithms.h" -#endif #include #include #include @@ -26,6 +23,8 @@ #include #include +#include +#include #include /*}}}*/ using namespace std; @@ -102,6 +101,7 @@ bool pkgSimulate::Install(PkgIterator iPkg,string /*File*/) DepIterator End; D.GlobOr(Start,End); if (Start->Type == pkgCache::Dep::Conflicts || + Start->Type == pkgCache::Dep::DpkgBreaks || Start->Type == pkgCache::Dep::Obsoletes || End->Type == pkgCache::Dep::PreDepends) { @@ -151,6 +151,8 @@ bool pkgSimulate::Configure(PkgIterator iPkg) cout << " Obsoletes:" << D.TargetPkg().Name(); else if (D->Type == pkgCache::Dep::Conflicts) cout << " Conflicts:" << D.TargetPkg().Name(); + else if (D->Type == pkgCache::Dep::DpkgBreaks) + cout << " Breaks:" << D.TargetPkg().Name(); else cout << " Depends:" << D.TargetPkg().Name(); } @@ -506,8 +508,10 @@ void pkgProblemResolver::MakeScores() Score += PrioMap[Cache[I].InstVerIter(Cache)->Priority]; /* This helps to fix oddball problems with conflicting packages - on the same level. We enhance the score of installed packages */ - if (I->CurrentVer != 0) + on the same level. We enhance the score of installed packages + if those are not obsolete + */ + if (I->CurrentVer != 0 && Cache[I].CandidateVer != 0 && Cache[I].CandidateVerIter(Cache).Downloadable()) Score += 1; } @@ -651,6 +655,7 @@ bool pkgProblemResolver::DoUpgrade(pkgCache::PkgIterator Pkg) /* We let the algorithm deal with conflicts on its next iteration, it is much smarter than us */ if (Start->Type == pkgCache::Dep::Conflicts || + Start->Type == pkgCache::Dep::DpkgBreaks || Start->Type == pkgCache::Dep::Obsoletes) break; @@ -800,7 +805,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) continue; if (Debug == true) - cout << "Investigating " << I.Name() << endl; + clog << "Investigating " << I.Name() << endl; // Isolate the problem dependency PackageKill KillList[100]; @@ -855,7 +860,12 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) OldEnd = LEnd; } else + { Start++; + // We only worry about critical deps. + if (Start.IsCritical() != true) + continue; + } // Dep is ok if ((Cache[End] & pkgDepCache::DepGInstall) == pkgDepCache::DepGInstall) @@ -873,6 +883,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) SPtrArray VList = Start.AllTargets(); if (*VList == 0 && (Flags[I->ID] & Protected) != Protected && Start->Type != pkgCache::Dep::Conflicts && + Start->Type != pkgCache::Dep::DpkgBreaks && Start->Type != pkgCache::Dep::Obsoletes && Cache[I].NowBroken() == false) { @@ -903,6 +914,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) if (Scores[I->ID] <= Scores[Pkg->ID] || ((Cache[Start] & pkgDepCache::DepNow) == 0 && End->Type != pkgCache::Dep::Conflicts && + End->Type != pkgCache::Dep::DpkgBreaks && End->Type != pkgCache::Dep::Obsoletes)) { // Try a little harder to fix protected packages.. @@ -968,7 +980,22 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) (Start->Type == pkgCache::Dep::Conflicts || Start->Type == pkgCache::Dep::Obsoletes)) continue; - + + if (Start->Type == pkgCache::Dep::DpkgBreaks) + { + /* Would it help if we upgraded? */ + if (Cache[End] & pkgDepCache::DepGCVer) { + if (Debug) + clog << " Upgrading " << Pkg.Name() << " due to Breaks field in " << I.Name() << endl; + Cache.MarkInstall(Pkg, false, 0, false); + continue; + } + if (Debug) + clog << " Will not break " << Pkg.Name() << " as stated in Breaks field in " << I.Name() <ID] & Protected) != 0) continue; @@ -989,6 +1016,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix) // Hm, nothing can possibly satisify this dep. Nuke it. if (VList[0] == 0 && Start->Type != pkgCache::Dep::Conflicts && + Start->Type != pkgCache::Dep::DpkgBreaks && Start->Type != pkgCache::Dep::Obsoletes && (Flags[I->ID] & Protected) != Protected) { @@ -1229,8 +1257,13 @@ void pkgProblemResolver::InstallProtect() { if ((Flags[I->ID] & ToRemove) == ToRemove) Cache.MarkDelete(I); - else - Cache.MarkInstall(I, false, 0, false); + else + { + // preserver the information if the package was auto + // or manual installed + bool autoInst = (Cache[I].Flags & pkgCache::Flag::Auto); + Cache.MarkInstall(I, false, 0, !autoInst); + } } } }