* merged the apt-breaks-iwj branch

* pulled in the other remaining ubuntu changes

apt-pkg/acquire-item.cc

@@ -78,7 +78,7 @@ void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
 	 Dequeue();
 	 return;
       }
-      
+
       Status = StatError;
       Dequeue();
    }   
@@ -773,8 +773,9 @@ pkgAcqMetaSig::pkgAcqMetaSig(pkgAcquire *Owner,
    DestFile = _config->FindDir("Dir::State::lists") + "partial/";
    DestFile += URItoFileName(URI);
 
-   // remove any partial downloaded sig-file. it may confuse proxies
-   // and is too small to warrant a partial download anyway
+   // remove any partial downloaded sig-file in partial/. 
+   // it may confuse proxies and is too small to warrant a 
+   // partial download anyway
    unlink(DestFile.c_str());
 
    // Create the item
@@ -841,17 +842,22 @@ void pkgAcqMetaSig::Done(string Message,unsigned long Size,string MD5,
 									/*}}}*/
 void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
 {
+   string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
 
    // if we get a network error we fail gracefully
-   if(LookupTag(Message,"FailReason") == "Timeout" || 
-      LookupTag(Message,"FailReason") == "TmpResolveFailure" ||
-      LookupTag(Message,"FailReason") == "ConnectionRefused") {
+   if(Status == StatTransientNetworkError)
+   {
       Item::Failed(Message,Cnf);
+      // move the sigfile back on network failures (and re-authenticated?)
+      if(FileExists(DestFile))
+ 	 Rename(DestFile,Final);
+
+      // set the status back to , Item::Failed likes to reset it
+      Status = pkgAcquire::Item::StatTransientNetworkError;
       return;
    }
 
    // Delete any existing sigfile when the acquire failed
-   string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
    unlink(Final.c_str());
 
    // queue a pkgAcqMetaIndex with no sigfile

apt-pkg/acquire-item.h

@@ -97,7 +97,12 @@ class pkgAcquire::Item
        /** \brief The item was downloaded but its authenticity could
 	*  not be verified.
 	*/
-       StatAuthError
+       StatAuthError,
+
+       /** \brief The item was could not be downloaded because of 
+	*  a transient network error (e.g. network down)
+	*/
+       StatTransientNetworkError
      } Status;
 
    /** \brief Contains a textual description of the error encountered

apt-pkg/acquire-worker.cc

@@ -307,6 +307,13 @@ bool pkgAcquire::Worker::RunMessages()
 	    pkgAcquire::Item *Owner = Itm->Owner;
 	    pkgAcquire::ItemDesc Desc = *Itm;
 	    OwnerQ->ItemDone(Itm);
+
+	    // set some status
+	    if(LookupTag(Message,"FailReason") == "Timeout" || 
+	       LookupTag(Message,"FailReason") == "TmpResolveFailure" ||
+	       LookupTag(Message,"FailReason") == "ConnectionRefused") 
+	       Owner->Status = pkgAcquire::Item::StatTransientNetworkError;
+
 	    Owner->Failed(Message,Config);
 	    ItemDone();
 

apt-pkg/algorithms.cc

@@ -102,6 +102,7 @@ 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 +152,8 @@ 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();
       }	    
@@ -651,6 +654,7 @@ 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;
 	       
@@ -873,6 +877,7 @@ bool pkgProblemResolver::Resolve(bool BrokenFix)
 	    SPtrArray<pkgCache::Version *> 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 +908,7 @@ 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 +974,22 @@ 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() <<endl;
+		     Cache.MarkKeep(I, false, false);
+		     continue;
+		  }
+
 		  // Skip adding to the kill list if it is protected
 		  if ((Flags[Pkg->ID] & Protected) != 0)
 		     continue;
@@ -989,6 +1010,7 @@ 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)
 	    {

apt-pkg/deb/deblistparser.cc

@@ -105,6 +105,8 @@ bool debListParser::NewVersion(pkgCache::VerIterator Ver)
       return false;
    if (ParseDepends(Ver,"Conflicts",pkgCache::Dep::Conflicts) == false)
       return false;
+   if (ParseDepends(Ver,"Breaks",pkgCache::Dep::DpkgBreaks) == false)
+      return false;
    if (ParseDepends(Ver,"Replaces",pkgCache::Dep::Replaces) == false)
       return false;
 
@@ -193,6 +195,7 @@ unsigned short debListParser::VersionHash()
 //                            "Suggests",
 //                            "Recommends",
                             "Conflicts",
+                            "Breaks",
                             "Replaces",0};
    unsigned long Result = INIT_FCS;
    char S[1024];

apt-pkg/deb/debsrcrecords.cc

@@ -40,7 +40,7 @@ const char **debSrcRecordParser::Binaries()
    {
       delete [] Buffer;
       // allocate new size based on buffer (but never smaller than 4000)
-      BufSize = max((unsigned long)4000, max((unsigned long)Bins.length()+1,2*BufSize));
+      BufSize = max((unsigned int)4000, max((unsigned int)Bins.length()+1,2*BufSize));
       Buffer = new char[BufSize];
    }
 

apt-pkg/deb/debsrcrecords.h

@@ -24,7 +24,7 @@ class debSrcRecordParser : public pkgSrcRecords::Parser
    char *StaticBinList[400];
    unsigned long iOffset;
    char *Buffer;
-   unsigned long BufSize;
+   unsigned int BufSize;
    
    public:
 

apt-pkg/deb/dpkgpm.cc

@@ -474,6 +474,8 @@ bool pkgDPkgPM::Go(int OutStatusFd)
 	 case Item::Install:
 	 Args[n++] = "--unpack";
 	 Size += strlen(Args[n-1]);
+	 Args[n++] = "--auto-deconfigure";
+	 Size += strlen(Args[n-1]);
 	 break;
       }
       

apt-pkg/depcache.cc

@@ -270,7 +270,7 @@ bool pkgDepCache::CheckDep(DepIterator Dep,int Type,PkgIterator &Res)
       we allow it anyhow because dpkg does. Technically it is a packaging
       bug. Conflicts may never self match */
    if (Dep.TargetPkg() != Dep.ParentPkg() || 
-       (Dep->Type != Dep::Conflicts && Dep->Type != Dep::Obsoletes))
+       (Dep->Type != Dep::Conflicts && Dep->Type != Dep::DpkgBreaks && Dep->Type != Dep::Obsoletes))
    {
       PkgIterator Pkg = Dep.TargetPkg();
       // Check the base package
@@ -300,7 +300,8 @@ bool pkgDepCache::CheckDep(DepIterator Dep,int Type,PkgIterator &Res)
    {
       /* Provides may never be applied against the same package if it is
          a conflicts. See the comment above. */
-      if (P.OwnerPkg() == Pkg && Dep->Type == Dep::Conflicts)
+      if (P.OwnerPkg() == Pkg &&
+	  (Dep->Type == Dep::Conflicts || Dep->Type == Dep::DpkgBreaks))
 	 continue;
       
       // Check if the provides is a hit
@@ -454,7 +455,9 @@ void pkgDepCache::BuildGroupOrs(VerIterator const &V)
 
       /* Invert for Conflicts. We have to do this twice to get the
          right sense for a conflicts group */
-      if (D->Type == Dep::Conflicts || D->Type == Dep::Obsoletes)
+      if (D->Type == Dep::Conflicts ||
+	  D->Type == Dep::DpkgBreaks ||
+	  D->Type == Dep::Obsoletes)
 	 State = ~State;
       
       // Add to the group if we are within an or..
@@ -465,7 +468,9 @@ void pkgDepCache::BuildGroupOrs(VerIterator const &V)
 	 Group = 0;
       
       // Invert for Conflicts
-      if (D->Type == Dep::Conflicts || D->Type == Dep::Obsoletes)
+      if (D->Type == Dep::Conflicts ||
+	  D->Type == Dep::DpkgBreaks ||
+	  D->Type == Dep::Obsoletes)
 	 State = ~State;
    }	 
 }
@@ -598,7 +603,9 @@ void pkgDepCache::Update(OpProgress *Prog)
 	       Group = 0;
 
 	    // Invert for Conflicts
-	    if (D->Type == Dep::Conflicts || D->Type == Dep::Obsoletes)
+	    if (D->Type == Dep::Conflicts ||
+		D->Type == Dep::DpkgBreaks ||
+		D->Type == Dep::Obsoletes)
 	       State = ~State;
 	 }	 
       }
@@ -628,7 +635,9 @@ void pkgDepCache::Update(DepIterator D)
       State = DependencyState(D);
     
       // Invert for Conflicts
-      if (D->Type == Dep::Conflicts || D->Type == Dep::Obsoletes)
+      if (D->Type == Dep::Conflicts ||
+	  D->Type == Dep::DpkgBreaks ||
+	  D->Type == Dep::Obsoletes)
 	 State = ~State;
 
       RemoveStates(D.ParentPkg());
@@ -901,7 +910,8 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
       /* This bit is for processing the possibilty of an install/upgrade
          fixing the problem */
       SPtrArray<Version *> List = Start.AllTargets();
-      if ((DepState[Start->ID] & DepCVer) == DepCVer)
+      if (Start->Type != Dep::DpkgBreaks &&
+	  (DepState[Start->ID] & DepCVer) == DepCVer)
       {
 	 // Right, find the best version to install..
 	 Version **Cur = List;
@@ -938,21 +948,31 @@ void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
 	       std::clog << "Installing " << InstPkg.Name() 
 			 << " as dep of " << Pkg.Name() 
 			 << std::endl;
-	   MarkInstall(InstPkg, true, Depth + 1, false, ForceImportantDeps);
+	    MarkInstall(InstPkg,true,Depth + 1, false, ForceImportantDeps);
+
+	    // Set the autoflag, after MarkInstall because MarkInstall unsets it
+	    if (P->CurrentVer == 0)
+	       PkgState[InstPkg->ID].Flags |= Flag::Auto;
 	 }
 	 continue;
       }
-      
+
       /* For conflicts we just de-install the package and mark as auto,
-         Conflicts may not have or groups */
-      if (Start->Type == Dep::Conflicts || Start->Type == Dep::Obsoletes)
+         Conflicts may not have or groups.  For dpkg's Breaks we try to
+         upgrade the package. */
+      if (Start->Type == Dep::Conflicts || Start->Type == Dep::Obsoletes ||
+	  Start->Type == Dep::DpkgBreaks)
       {
 	 for (Version **I = List; *I != 0; I++)
 	 {
 	    VerIterator Ver(*this,*I);
 	    PkgIterator Pkg = Ver.ParentPkg();
-      
-	    MarkDelete(Pkg);
+
+	    if (Start->Type != Dep::DpkgBreaks)
+	       MarkDelete(Pkg);
+	    else
+	       if (PkgState[Pkg->ID].CandidateVer != *I)
+		  MarkInstall(Pkg,true,Depth + 1, false, ForceImportantDeps);
 	 }
 	 continue;
       }      

apt-pkg/orderlist.cc

@@ -491,11 +491,13 @@ bool pkgOrderList::VisitProvides(DepIterator D,bool Critical)
 	 continue;
       
       if (D->Type != pkgCache::Dep::Conflicts &&
+	  D->Type != pkgCache::Dep::DpkgBreaks &&
 	  D->Type != pkgCache::Dep::Obsoletes &&
 	  Cache[Pkg].InstallVer != *I)
 	 continue;
       
       if ((D->Type == pkgCache::Dep::Conflicts ||
+	   D->Type == pkgCache::Dep::DpkgBreaks ||
 	   D->Type == pkgCache::Dep::Obsoletes) &&
 	  (Version *)Pkg.CurrentVer() != *I)
 	 continue;
@@ -630,6 +632,7 @@ 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 &&
 	     D->Type != pkgCache::Dep::PreDepends)
 	    continue;
@@ -668,7 +671,7 @@ bool pkgOrderList::DepUnPackCrit(DepIterator D)
    }   
    return true;
 }
-									/*}}}*/
+
 // OrderList::DepUnPackPreD - Critical UnPacking ordering with depends	/*{{{*/
 // ---------------------------------------------------------------------
 /* Critical PreDepends (also configure immediate and essential) strives to
@@ -803,9 +806,20 @@ bool pkgOrderList::DepUnPackDep(DepIterator D)
 	       return false;
 	 }
 	 else
+	 {
 	    if (D->Type == pkgCache::Dep::Depends)
 	       if (VisitProvides(D,false) == false)
 		  return false;
+
+	    if (D->Type == pkgCache::Dep::DpkgBreaks)
+	    {
+	       if (CheckDep(D) == true)
+		 continue;
+
+	       if (VisitNode(D.TargetPkg()) == false)
+		 return false;
+	    }
+	 }
       }
    return true;
 }
@@ -953,6 +967,7 @@ 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)
       {
 	 /* Try to find something that does not have the after flag set

apt-pkg/pkgcache.cc

@@ -49,7 +49,7 @@ pkgCache::Header::Header()
    
    /* Whenever the structures change the major version should be bumped,
       whenever the generator changes the minor version should be bumped. */
-   MajorVersion = 5;
+   MajorVersion = 6;
    MinorVersion = 0;
    Dirty = false;
    
@@ -223,8 +223,8 @@ const char *pkgCache::DepType(unsigned char Type)
 {
    const char *Types[] = {"",_("Depends"),_("PreDepends"),_("Suggests"),
                           _("Recommends"),_("Conflicts"),_("Replaces"),
-                          _("Obsoletes")};
-   if (Type < 8)
+                          _("Obsoletes"),_("Breaks")};
+   if (Type < sizeof(Types)/sizeof(*Types))
       return Types[Type];
    return "";
 }
@@ -287,10 +287,11 @@ pkgCache::PkgIterator::OkState pkgCache::PkgIterator::State() const
 // DepIterator::IsCritical - Returns true if the dep is important	/*{{{*/
 // ---------------------------------------------------------------------
 /* Currently critical deps are defined as depends, predepends and
-   conflicts. */
+   conflicts (including dpkg's Breaks fields). */
 bool pkgCache::DepIterator::IsCritical()
 {
    if (Dep->Type == pkgCache::Dep::Conflicts ||
+       Dep->Type == pkgCache::Dep::DpkgBreaks ||
        Dep->Type == pkgCache::Dep::Obsoletes ||
        Dep->Type == pkgCache::Dep::Depends ||
        Dep->Type == pkgCache::Dep::PreDepends)
@@ -376,6 +377,7 @@ pkgCache::Version **pkgCache::DepIterator::AllTargets()
 	    continue;
 
 	 if ((Dep->Type == pkgCache::Dep::Conflicts ||
+	      Dep->Type == pkgCache::Dep::DpkgBreaks ||
 	      Dep->Type == pkgCache::Dep::Obsoletes) &&
 	     ParentPkg() == I.ParentPkg())
 	    continue;
@@ -392,6 +394,7 @@ pkgCache::Version **pkgCache::DepIterator::AllTargets()
 	    continue;
 	 
 	 if ((Dep->Type == pkgCache::Dep::Conflicts ||
+	      Dep->Type == pkgCache::Dep::DpkgBreaks ||
 	      Dep->Type == pkgCache::Dep::Obsoletes) &&
 	     ParentPkg() == I.OwnerPkg())
 	    continue;

apt-pkg/pkgcache.h

@@ -63,10 +63,14 @@ class pkgCache
    class Namespace;
    
    // These are all the constants used in the cache structures
+
+   // WARNING - if you change these lists you must also edit
+   // the stringification in pkgcache.cc and also consider whether
+   // the cache file will become incompatible.
    struct Dep
    {
       enum DepType {Depends=1,PreDepends=2,Suggests=3,Recommends=4,
-	 Conflicts=5,Replaces=6,Obsoletes=7};
+	 Conflicts=5,Replaces=6,Obsoletes=7,DpkgBreaks=8};
       enum DepCompareOp {Or=0x10,NoOp=0,LessEq=0x1,GreaterEq=0x2,Less=0x3,
 	 Greater=0x4,Equals=0x5,NotEquals=0x6};
    };

apt-pkg/pkgcachegen.cc

@@ -678,8 +678,10 @@ static bool CheckValidity(const string &CacheFile, FileIterator Start,
     
       if ((*Start)->Exists() == false)
       {
+#if 0 // mvo: we no longer give a message here (Default Sources spec)
 	 _error->WarningE("stat",_("Couldn't stat source package list %s"),
 			  (*Start)->Describe().c_str());
+#endif
 	 continue;
       }
 
@@ -783,7 +785,7 @@ static bool BuildCache(pkgCacheGenerator &Gen,
 bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
 			MMap **OutMap,bool AllowMem)
 {
-   unsigned long MapSize = _config->FindI("APT::Cache-Limit",12*1024*1024);
+   unsigned long MapSize = _config->FindI("APT::Cache-Limit",16*1024*1024);
    
    vector<pkgIndexFile *> Files;
    for (vector<metaIndex *>::const_iterator i = List.begin();
@@ -930,7 +932,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
 /* */
 bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap)
 {
-   unsigned long MapSize = _config->FindI("APT::Cache-Limit",8*1024*1024);
+   unsigned long MapSize = _config->FindI("APT::Cache-Limit",12*1024*1024);
    vector<pkgIndexFile *> Files;
    unsigned long EndOfSource = Files.size();
    if (_system->AddStatusFiles(Files) == false)

apt-pkg/tagfile.cc

@@ -423,6 +423,7 @@ static const char *iTFRewritePackageOrder[] = {
                           "Recommends",
                           "Suggests",
                           "Conflicts",
+                          "Breaks",
                           "Conffiles",
                           "Filename",
                           "Size",

cmdline/apt-cache.cc

@@ -102,13 +102,15 @@ bool UnMet(CommandLine &CmdL)
 	    if (End->Type != pkgCache::Dep::PreDepends &&
 		End->Type != pkgCache::Dep::Depends && 
 		End->Type != pkgCache::Dep::Suggests &&
-		End->Type != pkgCache::Dep::Recommends)
+		End->Type != pkgCache::Dep::Recommends &&
+		End->Type != pkgCache::Dep::DpkgBreaks)
 	       continue;
 
 	    // Important deps only
 	    if (Important == true)
 	       if (End->Type != pkgCache::Dep::PreDepends &&
-		   End->Type != pkgCache::Dep::Depends)
+		   End->Type != pkgCache::Dep::Depends &&
+		   End->Type != pkgCache::Dep::DpkgBreaks)
 		  continue;
 	    
 	    // Verify the or group
@@ -869,6 +871,7 @@ bool XVcg(CommandLine &CmdL)
 		     then show the relation but do not recurse */
 		  if (Hit == false && 
 		      (D->Type == pkgCache::Dep::Conflicts ||
+		       D->Type == pkgCache::Dep::DpkgBreaks ||
 		       D->Type == pkgCache::Dep::Obsoletes))
 		  {
 		     if (Show[D.TargetPkg()->ID] == None && 
@@ -890,6 +893,9 @@ bool XVcg(CommandLine &CmdL)
 		  case pkgCache::Dep::Conflicts:
 		    printf("label: \"conflicts\" color: lightgreen }\n");
 		    break;
+		  case pkgCache::Dep::DpkgBreaks:
+		    printf("label: \"breaks\" color: lightgreen }\n");
+		    break;
 		  case pkgCache::Dep::Obsoletes:
 		    printf("label: \"obsoletes\" color: lightgreen }\n");
 		    break;

cmdline/apt-get.cc

@@ -1372,20 +1372,29 @@ bool DoUpdate(CommandLine &CmdL)
       return false;
 
    bool Failed = false;
+   bool TransientNetworkFailure = false;
    for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
    {
       if ((*I)->Status == pkgAcquire::Item::StatDone)
 	 continue;
 
       (*I)->Finished();
-      
+
       fprintf(stderr,_("Failed to fetch %s  %s\n"),(*I)->DescURI().c_str(),
 	      (*I)->ErrorText.c_str());
+
+      if ((*I)->Status == pkgAcquire::Item::StatTransientNetworkError) 
+      {
+	 TransientNetworkFailure = true;
+	 continue;
+      }
+
       Failed = true;
    }
    
    // Clean out any old list files
-   if (!Failed && _config->FindB("APT::Get::List-Cleanup",true) == true)
+   if (!TransientNetworkFailure &&
+       _config->FindB("APT::Get::List-Cleanup",true) == true)
    {
       if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false ||
 	  Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false)
@@ -1397,9 +1406,11 @@ bool DoUpdate(CommandLine &CmdL)
    if (Cache.BuildCaches() == false)
       return false;
    
-   if (Failed == true)
+   if (TransientNetworkFailure == true)
+      _error->Warning(_("Some index files failed to download, they have been ignored, or old ones used instead."));
+   else if (Failed == true)
       return _error->Error(_("Some index files failed to download, they have been ignored, or old ones used instead."));
-   
+
    return true;
 }
 									/*}}}*/
@@ -1709,8 +1720,10 @@ bool DoInstall(CommandLine &CmdL)
 	 return _error->Error(_("Broken packages"));
       }   
    }
-   if (!DoAutomaticRemove(Cache)) 
+   if (_config->FindB("APT::Get::AutomaticRemove")) {
+      if (!DoAutomaticRemove(Cache)) 
 	 return false;
+   }
 
    /* Print out a list of packages that are going to be installed extra
       to what the user asked */
@@ -2621,6 +2634,7 @@ void GetInitialize()
    _config->Set("APT::Get::Fix-Broken",false);
    _config->Set("APT::Get::Force-Yes",false);
    _config->Set("APT::Get::List-Cleanup",true);
+   _config->Set("APT::Get::AutomaticRemove",false);
 }
 									/*}}}*/
 // SigWinch - Window size change signal handler				/*{{{*/

debian/apt.cron.daily

@@ -14,6 +14,12 @@
 #  "APT::Periodic::AutocleanInterval"
 #  - Do "apt-get autoclean" every n-days (0=disable)
 #
+#  "APT::Periodic::Unattended-Upgrade"
+#  - Run the "unattended-upgrade" security upgrade script 
+#    every n-days (0=disabled)
+#    Requires the package "unattended-upgrades" and will write
+#    a log in /var/log/unattended-upgrades
+# 
 #  "APT::Archives::MaxAge",
 #  - Set maximum allowed age of a cache package file. If a cache 
 #    package file is older it is deleted (0=disable)
@@ -148,6 +154,10 @@ eval $(apt-config shell UpdateInterval APT::Periodic::Update-Package-Lists Downl
 AutocleanInterval=$DownloadUpgradeableInterval
 eval $(apt-config shell AutocleanInterval APT::Periodic::Autoclean)
 
+UnattendedUpgradeInterval=0
+eval $(apt-config shell UnattendedUpgradeInterval APT::Periodic::Unattended-Upgrade)
+
+
 # laptop check, on_ac_power returns:
 #       0 (true)    System is on mains power
 #       1 (false)   System is not on mains power
@@ -182,5 +192,11 @@ if check_stamp $AUTOCLEAN_STAMP $AutocleanInterval; then
     update_stamp $AUTOCLEAN_STAMP
 fi
 
+UPGRADE_STAMP=/var/lib/apt/periodic/upgrade-stamp
+if check_stamp $UPGRADE_STAMP $UnattendedUpgradeInterval; then
+    unattended-upgrade
+    update_stamp $UPGRADE_STAMP
+fi
+
 # check cache size 
 check_size_constraints

debian/changelog

@@ -2,6 +2,17 @@ apt (0.7.0) experimental; urgency=low
 
   * Branch that contains tall the new features
   * Removed all #pragma interface/implementation
+  * Branch that contains tall the new features:
+  * translated package descriptions
+  * task install support
+  * automatic dependency removal
+  * Removed all #pragma interface/implementation
+  * merged support for the new dpkg "Breaks" field 
+    (thanks to Ian Jackson)
+  * handle network failures more gracefully on "update"
+  * support for unattended-upgrades (via unattended-upgrades
+    package)
+
 
  -- Michael Vogt <mvo@debian.org>  Thu, 14 Dec 2006 11:31:41 +0100
 

debian/rules

@@ -214,6 +214,11 @@ apt: build debian/shlibs.local
 	cp debian/apt.conf.autoremove debian/$@/etc/apt/apt.conf.d/01autoremove
 #	head -n 500 ChangeLog > debian/ChangeLog
 
+	# make rosetta happy and remove pot files in po/ (but leave stuff
+	# in po/domains/* untouched) and cp *.po into each domain dir
+	rm -f build/po/*.pot
+	rm -f po/*.pot
+
 	dh_installexamples -p$@ $(BLD)/docs/examples/*
 	dh_installman -p$@ 
 	dh_installcron -p$@

doc/apt-cache.8.xml

@@ -151,7 +151,7 @@ Reverse Provides:
        a dependency but were not provided by any package. Missing packages may 
        be in evidence if a full distribution is not accessed, or if a package
        (real or virtual) has been dropped from the distribution. Usually they
-       are referenced from Conflicts statements.</para>
+       are referenced from Conflicts or Breaks statements.</para>
        </listitem>
 
        <listitem><para><literal>Total distinct</literal> versions is the number of package versions 

doc/cache.sgml

@@ -492,7 +492,7 @@ This is the parsed priority value of the package.
 Dependency contains the information for a single dependency record. The records
 are split up like this to ease processing by the client. The base of list
 linked list is Version.DependsList. All forms of dependencies are recorded
-here including Conflicts, Suggests and Recommends.
+here including Conflicts, Breaks, Suggests and Recommends.
 
 <p>
 Multiple depends on the same package must be grouped together in 
@@ -671,6 +671,7 @@ of them.
 #define pkgDEP_Recommends 4
 #define pkgDEP_Conflicts 5
 #define pkgDEP_Replaces 6
+#define pkgDEP_Breaks 8
 </example>
 </sect1>
 

doc/dpkg-tech.sgml

@@ -46,6 +46,8 @@ The basic dpkg package control file supports the following major features:-
 	productivity of the package
 	<item>Conflicts, to specify a package which must NOT be installed
 	in order for the package to be configured
+	<item>Breaks, to specify a package which is broken by the
+	package and which should therefore not be configured while broken
 	</list>
 Each of these dependencies can specify a version and a depedency on that
 version, for example "<= 0.5-1", "== 2.7.2-1", etc. The comparators available

po/makefile

@@ -40,6 +40,9 @@ $(POTFILES) : $(PO)/%.pot :
 	  --files-from=$(PO)/POTFILES_$*.in -o $(PO)/domains/$*/c.pot
 	rm -f $(PO)/POTFILES_$*.in
 	$(MSGCOMM) --more-than=0 $(PO)/domains/$*/c.pot $(PO)/domains/$*/sh.pot --output=$@
+	# copy into the domain dirs to make rosetta happy
+	rm -f $(PO)/domains/$*/*.pot
+	cp $@ $(PO)/domains/$*
 
 $(PACKAGE)-all.pot: $(POTFILES)
 	$(MSGCOMM) --more-than=0 $(POTFILES) --output=$@