]> git.saurik.com Git - apt.git/blobdiff - apt-pkg/algorithms.cc
merge with debian-experimental-ma to get the public policy back
[apt.git] / apt-pkg / algorithms.cc
index bd33d5ef16176e63418860d1e06aa90b5761b400..f17c76d6c5aa8892f8db6b7d0a5c9565d9e6c835 100644 (file)
@@ -83,13 +83,28 @@ void pkgSimulate::Describe(PkgIterator Pkg,ostream &out,bool Current,bool Candid
 bool pkgSimulate::Install(PkgIterator iPkg,string /*File*/)
 {
    // Adapt the iterator
-   PkgIterator Pkg = Sim.FindPkg(iPkg.Name());
+   PkgIterator Pkg = Sim.FindPkg(iPkg.Name(), iPkg.Arch());
    Flags[Pkg->ID] = 1;
    
    cout << "Inst ";
    Describe(Pkg,cout,true,true);
    Sim.MarkInstall(Pkg,false);
-   
+
+   if (strcmp(Pkg.Arch(),"all") == 0)
+   {
+      pkgCache::GrpIterator G = Pkg.Group();
+      pkgCache::GrpIterator iG = iPkg.Group();
+      for (pkgCache::PkgIterator P = G.FindPkg("any"); P.end() != true; P = G.NextPkg(P))
+      {
+        if (strcmp(P.Arch(), "all") == 0)
+           continue;
+        if (iG.FindPkg(P.Arch())->CurrentVer == 0)
+           continue;
+        Flags[P->ID] = 1;
+        Sim.MarkInstall(P, false);
+      }
+   }
+
    // Look for broken conflicts+predepends.
    for (PkgIterator I = Sim.PkgBegin(); I.end() == false; I++)
    {
@@ -131,9 +146,22 @@ bool pkgSimulate::Install(PkgIterator iPkg,string /*File*/)
 bool pkgSimulate::Configure(PkgIterator iPkg)
 {
    // Adapt the iterator
-   PkgIterator Pkg = Sim.FindPkg(iPkg.Name());
+   PkgIterator Pkg = Sim.FindPkg(iPkg.Name(), iPkg.Arch());
    
    Flags[Pkg->ID] = 2;
+
+   if (strcmp(Pkg.Arch(),"all") == 0)
+   {
+      pkgCache::GrpIterator G = Pkg.Group();
+      for (pkgCache::PkgIterator P = G.FindPkg("any"); P.end() != true; P = G.NextPkg(P))
+      {
+        if (strcmp(P.Arch(), "all") == 0)
+           continue;
+        if (Flags[P->ID] == 1)
+           Flags[P->ID] = 2;
+      }
+   }
+
 //   Sim.MarkInstall(Pkg,false);
    if (Sim[Pkg].InstBroken() == true)
    {
@@ -181,10 +209,26 @@ bool pkgSimulate::Configure(PkgIterator iPkg)
 bool pkgSimulate::Remove(PkgIterator iPkg,bool Purge)
 {
    // Adapt the iterator
-   PkgIterator Pkg = Sim.FindPkg(iPkg.Name());
+   PkgIterator Pkg = Sim.FindPkg(iPkg.Name(), iPkg.Arch());
 
    Flags[Pkg->ID] = 3;
    Sim.MarkDelete(Pkg);
+
+   if (strcmp(Pkg.Arch(),"all") == 0)
+   {
+      pkgCache::GrpIterator G = Pkg.Group();
+      pkgCache::GrpIterator iG = iPkg.Group();
+      for (pkgCache::PkgIterator P = G.FindPkg("any"); P.end() != true; P = G.NextPkg(P))
+      {
+        if (strcmp(P.Arch(), "all") == 0)
+           continue;
+        if (iG.FindPkg(P.Arch())->CurrentVer == 0)
+           continue;
+        Flags[P->ID] = 3;
+        Sim.MarkDelete(P);
+      }
+   }
+
    if (Purge == true)
       cout << "Purg ";
    else
@@ -442,7 +486,6 @@ bool pkgMinimizeUpgrade(pkgDepCache &Cache)
    return true;
 }
                                                                        /*}}}*/
-
 // ProblemResolver::pkgProblemResolver - Constructor                   /*{{{*/
 // ---------------------------------------------------------------------
 /* */
@@ -489,6 +532,36 @@ void pkgProblemResolver::MakeScores()
    unsigned long Size = Cache.Head().PackageCount;
    memset(Scores,0,sizeof(*Scores)*Size);
 
+   // Important Required Standard Optional Extra
+   signed short PrioMap[] = {
+      0,
+      (signed short) _config->FindI("pkgProblemResolver::Scores::Important",3),
+      (signed short) _config->FindI("pkgProblemResolver::Scores::Required",2),
+      (signed short) _config->FindI("pkgProblemResolver::Scores::Standard",1),
+      (signed short) _config->FindI("pkgProblemResolver::Scores::Optional",-1),
+      (signed short) _config->FindI("pkgProblemResolver::Scores::Extra",-2)
+   };
+   signed short PrioEssentials = _config->FindI("pkgProblemResolver::Scores::Essentials",100);
+   signed short PrioInstalledAndNotObsolete = _config->FindI("pkgProblemResolver::Scores::NotObsolete",1);
+   signed short PrioDepends = _config->FindI("pkgProblemResolver::Scores::Depends",1);
+   signed short PrioRecommends = _config->FindI("pkgProblemResolver::Scores::Recommends",1);
+   signed short AddProtected = _config->FindI("pkgProblemResolver::Scores::AddProtected",10000);
+   signed short AddEssential = _config->FindI("pkgProblemResolver::Scores::AddEssential",5000);
+
+   if (_config->FindB("Debug::pkgProblemResolver::ShowScores",false) == true)
+      clog << "Settings used to calculate pkgProblemResolver::Scores::" << endl
+         << "  Important => " << PrioMap[1] << endl
+         << "  Required => " << PrioMap[2] << endl
+         << "  Standard => " << PrioMap[3] << endl
+         << "  Optional => " << PrioMap[4] << endl
+         << "  Extra => " << PrioMap[5] << endl
+         << "  Essentials => " << PrioEssentials << endl
+         << "  InstalledAndNotObsolete => " << PrioInstalledAndNotObsolete << endl
+         << "  Depends => " << PrioDepends << endl
+         << "  Recommends => " << PrioRecommends << endl
+         << "  AddProtected => " << AddProtected << endl
+         << "  AddEssential => " << AddEssential << endl;
+
    // Generate the base scores for a package based on its properties
    for (pkgCache::PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
    {
@@ -502,11 +575,9 @@ void pkgProblemResolver::MakeScores()
         to allow an obsolete essential packages to be removed by
         a conflicts on a powerfull normal package (ie libc6) */
       if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
-        Score += 100;
+        Score += PrioEssentials;
 
       // We transform the priority
-      // Important Required Standard Optional Extra
-      signed short PrioMap[] = {0,3,2,1,-1,-2};
       if (Cache[I].InstVerIter(Cache)->Priority <= 5)
         Score += PrioMap[Cache[I].InstVerIter(Cache)->Priority];
       
@@ -515,7 +586,7 @@ void pkgProblemResolver::MakeScores()
         if those are not obsolete
       */
       if (I->CurrentVer != 0 && Cache[I].CandidateVer != 0 && Cache[I].CandidateVerIter(Cache).Downloadable())
-        Score += 1;
+        Score += PrioInstalledAndNotObsolete;
    }
 
    // Now that we have the base scores we go and propogate dependencies
@@ -526,8 +597,11 @@ void pkgProblemResolver::MakeScores()
       
       for (pkgCache::DepIterator D = Cache[I].InstVerIter(Cache).DependsList(); D.end() == false; D++)
       {
-        if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
-           Scores[D.TargetPkg()->ID]++;
+        if (D->Type == pkgCache::Dep::Depends || 
+            D->Type == pkgCache::Dep::PreDepends)
+           Scores[D.TargetPkg()->ID] += PrioDepends;
+        else if (D->Type == pkgCache::Dep::Recommends)
+           Scores[D.TargetPkg()->ID] += PrioRecommends;
       }
    }   
    
@@ -547,7 +621,9 @@ void pkgProblemResolver::MakeScores()
       {
         // Only do it for the install version
         if ((pkgCache::Version *)D.ParentVer() != Cache[D.ParentPkg()].InstallVer ||
-            (D->Type != pkgCache::Dep::Depends && D->Type != pkgCache::Dep::PreDepends))
+            (D->Type != pkgCache::Dep::Depends && 
+             D->Type != pkgCache::Dep::PreDepends &&
+             D->Type != pkgCache::Dep::Recommends))
            continue;    
         
         Scores[I->ID] += abs(OldScores[D.ParentPkg()->ID]);
@@ -572,10 +648,10 @@ void pkgProblemResolver::MakeScores()
    for (pkgCache::PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
    {
       if ((Flags[I->ID] & Protected) != 0)
-        Scores[I->ID] += 10000;
+        Scores[I->ID] += AddProtected;
       if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
-        Scores[I->ID] += 5000;
-   }   
+        Scores[I->ID] += AddEssential;
+   }
 }
                                                                        /*}}}*/
 // ProblemResolver::DoUpgrade - Attempt to upgrade this package                /*{{{*/
@@ -751,19 +827,21 @@ bool pkgProblemResolver::Resolve(bool BrokenFix)
       *PEnd++ = I;
    This = this;
    qsort(PList,PEnd - PList,sizeof(*PList),&ScoreSort);
-   
-/* for (pkgCache::Package **K = PList; K != PEnd; K++)
-      if (Scores[(*K)->ID] != 0)
-      {
-        pkgCache::PkgIterator Pkg(Cache,*K);
-        clog << Scores[(*K)->ID] << ' ' << Pkg.Name() <<
-           ' ' << (pkgCache::Version *)Pkg.CurrentVer() << ' ' << 
-           Cache[Pkg].InstallVer << ' ' << Cache[Pkg].CandidateVer << endl;
-      } */
+
+   if (_config->FindB("Debug::pkgProblemResolver::ShowScores",false) == true)
+   {
+      clog << "Show Scores" << endl;
+      for (pkgCache::Package **K = PList; K != PEnd; K++)
+         if (Scores[(*K)->ID] != 0)
+         {
+           pkgCache::PkgIterator Pkg(Cache,*K);
+           clog << Scores[(*K)->ID] << ' ' << Pkg << std::endl;
+         }
+   }
 
    if (Debug == true)
       clog << "Starting 2" << endl;
-   
+
    /* Now consider all broken packages. For each broken package we either
       remove the package or fix it's problem. We do this once, it should
       not be possible for a loop to form (that is a < b < c and fixing b by
@@ -878,7 +956,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix)
            }
            
            if (Debug == true)
-              clog << "Package " << I.Name() << " has broken dep on " << Start.TargetPkg().Name() << endl;
+              clog << "Package " << I.Name() << " has broken " << Start.DepType() << " on " << Start.TargetPkg().Name() << endl;
 
            /* Look across the version list. If there are no possible
               targets then we keep the package and bail. This is necessary
@@ -960,12 +1038,9 @@ bool pkgProblemResolver::Resolve(bool BrokenFix)
                           if (Debug == true)
                              clog << "  Removing " << I.Name() << " rather than change " << Start.TargetPkg().Name() << endl;
                           Cache.MarkDelete(I);
-                          if (Counter > 1)
-                          {
-                             if (Scores[Pkg->ID] > Scores[I->ID])
-                                Scores[I->ID] = Scores[Pkg->ID];
-                          }                       
-                       }                       
+                          if (Counter > 1 && Scores[Pkg->ID] > Scores[I->ID])
+                             Scores[I->ID] = Scores[Pkg->ID];
+                       }
                     }
                  }
                                  
@@ -1109,8 +1184,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix)
       return _error->Error(_("Unable to correct problems, you have held broken packages."));
    }
    
-   // set the auto-flags (mvo: I'm not sure if we _really_ need this, but
-   // I didn't managed 
+   // set the auto-flags (mvo: I'm not sure if we _really_ need this)
    pkgCache::PkgIterator I = Cache.PkgBegin();
    for (;I.end() != true; I++) {
       if (Cache[I].NewInstall() && !(Flags[I->ID] & PreInstalled)) {
@@ -1137,9 +1211,6 @@ bool pkgProblemResolver::ResolveByKeep()
 
    unsigned long Size = Cache.Head().PackageCount;
 
-   if (Debug == true)      
-      clog << "Entering ResolveByKeep" << endl;
-   
    MakeScores();
    
    /* We have to order the packages so that the broken fixing pass 
@@ -1152,7 +1223,21 @@ bool pkgProblemResolver::ResolveByKeep()
       *PEnd++ = I;
    This = this;
    qsort(PList,PEnd - PList,sizeof(*PList),&ScoreSort);
-   
+
+   if (_config->FindB("Debug::pkgProblemResolver::ShowScores",false) == true)
+   {
+      clog << "Show Scores" << endl;
+      for (pkgCache::Package **K = PList; K != PEnd; K++)
+         if (Scores[(*K)->ID] != 0)
+         {
+           pkgCache::PkgIterator Pkg(Cache,*K);
+           clog << Scores[(*K)->ID] << ' ' << Pkg << std::endl;
+         }
+   }
+
+   if (Debug == true)
+      clog << "Entering ResolveByKeep" << endl;
+
    // Consider each broken package 
    pkgCache::Package **LastStop = 0;
    for (pkgCache::Package **K = PList; K != PEnd; K++)
@@ -1198,8 +1283,8 @@ bool pkgProblemResolver::ResolveByKeep()
         while (true)
         {
            if (Debug == true)
-              clog << "Package " << I.Name() << " has broken dep on " << Start.TargetPkg().Name() << endl;
-           
+              clog << "Package " << I.Name() << " has broken " << Start.DepType() << " on " << Start.TargetPkg().Name() << endl;
+
            // Look at all the possible provides on this package
            SPtrArray<pkgCache::Version *> VList = Start.AllTargets();
            for (pkgCache::Version **V = VList; *V != 0; V++)
@@ -1215,7 +1300,7 @@ bool pkgProblemResolver::ResolveByKeep()
               if ((Flags[I->ID] & Protected) == 0)
               {
                  if (Debug == true)
-                    clog << "  Keeping Package " << Pkg.Name() << " due to dep" << endl;
+                    clog << "  Keeping Package " << Pkg.Name() << " due to " << Start.DepType() << endl;
                  Cache.MarkKeep(Pkg, false, false);
               }
               
@@ -1272,7 +1357,6 @@ void pkgProblemResolver::InstallProtect()
    }   
 }
                                                                        /*}}}*/
-
 // PrioSortList - Sort a list of versions by priority                  /*{{{*/
 // ---------------------------------------------------------------------
 /* This is ment to be used in conjunction with AllTargets to get a list 
@@ -1303,7 +1387,6 @@ void pkgPrioSortList(pkgCache &Cache,pkgCache::Version **List)
    qsort(List,Count,sizeof(*List),PrioComp);
 }
                                                                        /*}}}*/
-
 // CacheFile::ListUpdate - update the cache files                      /*{{{*/
 // ---------------------------------------------------------------------
 /* This is a simple wrapper to update the cache. it will fetch stuff
@@ -1314,7 +1397,9 @@ bool ListUpdate(pkgAcquireStatus &Stat,
                int PulseInterval)
 {
    pkgAcquire::RunResult res;
-   pkgAcquire Fetcher(&Stat);
+   pkgAcquire Fetcher;
+   if (Fetcher.Setup(&Stat, _config->FindDir("Dir::State::Lists")) == false)
+      return false;
 
    // Populate it with the source selection
    if (List.GetIndexes(&Fetcher) == false)