X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/b57257d2993aaf8c0cf9d6f0ea8ebd0208112bc5..f7feb041e8d8dac5fac3c6cd44c8108e12ea4cd6:/apt-pkg/packagemanager.cc?ds=inline

diff --git a/apt-pkg/packagemanager.cc b/apt-pkg/packagemanager.cc
index b5d353602..5d6bc6bd2 100644
--- a/apt-pkg/packagemanager.cc
+++ b/apt-pkg/packagemanager.cc
@@ -13,6 +13,8 @@
    ##################################################################### */
 									/*}}}*/
 // Include Files							/*{{{*/
+#include <config.h>
+
 #include <apt-pkg/packagemanager.h>
 #include <apt-pkg/orderlist.h>
 #include <apt-pkg/depcache.h>
@@ -22,10 +24,17 @@
 #include <apt-pkg/algorithms.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/sptr.h>
-    
-#include <apti18n.h>    
+#include <apt-pkg/macros.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/strutl.h>
+
+#include <stddef.h>
+#include <list>
+#include <string>
 #include <iostream>
-#include <fcntl.h> 
+
+#include <apti18n.h>
 									/*}}}*/
 using namespace std;
 
@@ -34,11 +43,13 @@ bool pkgPackageManager::SigINTStop = false;
 // PM::PackageManager - Constructor					/*{{{*/
 // ---------------------------------------------------------------------
 /* */
-pkgPackageManager::pkgPackageManager(pkgDepCache *pCache) : Cache(*pCache)
+pkgPackageManager::pkgPackageManager(pkgDepCache *pCache) : Cache(*pCache),
+							    List(NULL), Res(Incomplete)
 {
    FileNames = new string[Cache.Head().PackageCount];
-   List = 0;
    Debug = _config->FindB("Debug::pkgPackageManager",false);
+   NoImmConfigure = !_config->FindB("APT::Immediate-Configure",true);
+   ImmConfigureAll = _config->FindB("APT::Immediate-Configure-All",false);
 }
 									/*}}}*/
 // PM::PackageManager - Destructor					/*{{{*/
@@ -65,7 +76,7 @@ bool pkgPackageManager::GetArchives(pkgAcquire *Owner,pkgSourceList *Sources,
    if (ordering == false)
       return _error->Error("Internal ordering error");
 
-   for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+   for (pkgOrderList::iterator I = List->begin(); I != List->end(); ++I)
    {
       PkgIterator Pkg(Cache,*I);
       FileNames[Pkg->ID] = string();
@@ -101,7 +112,7 @@ bool pkgPackageManager::FixMissing()
    List->SetFileList(FileNames);
 
    bool Bad = false;
-   for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
+   for (PkgIterator I = Cache.PkgBegin(); I.end() == false; ++I)
    {
       if (List->IsMissing(I) == false)
 	 continue;
@@ -142,13 +153,13 @@ void pkgPackageManager::ImmediateAdd(PkgIterator I, bool UseInstallVer, unsigned
       D = I.CurrentVer().DependsList(); 
    }
 
-   for ( /* nothing */  ; D.end() == false; D++)
+   for ( /* nothing */  ; D.end() == false; ++D)
       if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
       {
 	 if(!List->IsFlag(D.TargetPkg(), pkgOrderList::Immediate))
 	 {
 	    if(Debug)
-	       clog << OutputInDepth(Depth) << "ImmediateAdd(): Adding Immediate flag to " << D.TargetPkg() << " cause of " << D.DepType() << " " << I.Name() << endl;
+	       clog << OutputInDepth(Depth) << "ImmediateAdd(): Adding Immediate flag to " << D.TargetPkg() << " cause of " << D.DepType() << " " << I.FullName() << endl;
 	    List->Flag(D.TargetPkg(),pkgOrderList::Immediate);
 	    ImmediateAdd(D.TargetPkg(), UseInstallVer, Depth + 1);
 	 }
@@ -167,27 +178,23 @@ bool pkgPackageManager::CreateOrderList()
    
    delete List;
    List = new pkgOrderList(&Cache);
-   
-   NoImmConfigure = !_config->FindB("APT::Immediate-Configure",true);
-   ImmConfigureAll = _config->FindB("APT::Immediate-Configure-All",false);
-   
+
    if (Debug && ImmConfigureAll) 
       clog << "CreateOrderList(): Adding Immediate flag for all packages because of APT::Immediate-Configure-All" << endl;
    
    // Generate the list of affected packages and sort it
-   for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
+   for (PkgIterator I = Cache.PkgBegin(); I.end() == false; ++I)
    {
       // Ignore no-version packages
       if (I->VersionList == 0)
 	 continue;
       
       // Mark the package and its dependends for immediate configuration
-      if ((((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential ||
-	   (I->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important) &&
+      if ((((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential) &&
 	  NoImmConfigure == false) || ImmConfigureAll)
       {
 	 if(Debug && !ImmConfigureAll)
-	    clog << "CreateOrderList(): Adding Immediate flag for " << I.Name() << endl;
+	    clog << "CreateOrderList(): Adding Immediate flag for " << I.FullName() << endl;
 	 List->Flag(I,pkgOrderList::Immediate);
 	 
 	 if (!ImmConfigureAll) {
@@ -215,7 +222,7 @@ bool pkgPackageManager::CreateOrderList()
    return true;
 }
 									/*}}}*/
-// PM::DepAlwaysTrue - Returns true if this dep is irrelevent		/*{{{*/
+// PM::DepAlwaysTrue - Returns true if this dep is irrelevant		/*{{{*/
 // ---------------------------------------------------------------------
 /* The restriction on provides is to eliminate the case when provides
    are transitioning between valid states [ie exim to smail] */
@@ -237,18 +244,18 @@ bool pkgPackageManager::DepAlwaysTrue(DepIterator D)
 bool pkgPackageManager::CheckRConflicts(PkgIterator Pkg,DepIterator D,
 					const char *Ver)
 {
-   for (;D.end() == false; D++)
+   for (;D.end() == false; ++D)
    {
       if (D->Type != pkgCache::Dep::Conflicts &&
 	  D->Type != pkgCache::Dep::Obsoletes)
 	 continue;
 
-      // The package hasnt been changed
+      // The package hasn't been changed
       if (List->IsNow(Pkg) == false)
 	 continue;
       
-      // Ignore self conflicts, ignore conflicts from irrelevent versions
-      if (D.ParentPkg() == Pkg || D.ParentVer() != D.ParentPkg().CurrentVer())
+      // Ignore self conflicts, ignore conflicts from irrelevant versions
+      if (D.IsIgnorable(Pkg) || D.ParentVer() != D.ParentPkg().CurrentVer())
 	 continue;
       
       if (Cache.VS().CheckDep(Ver,D->CompareOp,D.TargetVer()) == false)
@@ -256,7 +263,7 @@ bool pkgPackageManager::CheckRConflicts(PkgIterator Pkg,DepIterator D,
 
       if (EarlyRemove(D.ParentPkg()) == false)
 	 return _error->Error("Reverse conflicts early remove for package '%s' failed",
-			      Pkg.Name());
+			      Pkg.FullName().c_str());
    }
    return true;
 }
@@ -271,7 +278,7 @@ bool pkgPackageManager::ConfigureAll()
    pkgOrderList OList(&Cache);
    
    // Populate the order list
-   for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+   for (pkgOrderList::iterator I = List->begin(); I != List->end(); ++I)
       if (List->IsFlag(pkgCache::PkgIterator(Cache,*I),
 		       pkgOrderList::UnPacked) == true)
 	 OList.push_back(*I);
@@ -283,7 +290,7 @@ bool pkgPackageManager::ConfigureAll()
    bool const ConfigurePkgs = (conf == "all");
 
    // Perform the configuring
-   for (pkgOrderList::iterator I = OList.begin(); I != OList.end(); I++)
+   for (pkgOrderList::iterator I = OList.begin(); I != OList.end(); ++I)
    {
       PkgIterator Pkg(Cache,*I);
       
@@ -294,9 +301,9 @@ bool pkgPackageManager::ConfigureAll()
       if (ConfigurePkgs == true && SmartConfigure(Pkg, 0) == false) {
          if (ImmConfigureAll)
             _error->Error(_("Could not perform immediate configuration on '%s'. "
-			"Please see man 5 apt.conf under APT::Immediate-Configure for details. (%d)"),Pkg.Name(),1);
+			"Please see man 5 apt.conf under APT::Immediate-Configure for details. (%d)"),Pkg.FullName().c_str(),1);
          else
-            _error->Error("Internal error, packages left unconfigured. %s",Pkg.Name());
+            _error->Error("Internal error, packages left unconfigured. %s",Pkg.FullName().c_str());
 	 return false;
       }
       
@@ -314,120 +321,187 @@ bool pkgPackageManager::ConfigureAll()
    
    Note on failure: This method can fail, without causing any problems. 
    This can happen when using Immediate-Configure-All, SmartUnPack may call
-   SmartConfigure, it may fail because of a complex dependancy situation, but
+   SmartConfigure, it may fail because of a complex dependency situation, but
    a error will only be reported if ConfigureAll fails. This is why some of the
    messages this function reports on failure (return false;) as just warnings
    only shown when debuging*/
 bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
 {
-   // If this is true, only check and correct and dependancies without the Loop flag
-   bool PkgLoop = List->IsFlag(Pkg,pkgOrderList::Loop);
+   // If this is true, only check and correct and dependencies without the Loop flag
+   bool const PkgLoop = List->IsFlag(Pkg,pkgOrderList::Loop);
 
    if (Debug) {
       VerIterator InstallVer = VerIterator(Cache,Cache[Pkg].InstallVer);
-      clog << OutputInDepth(Depth) << "SmartConfigure " << Pkg.Name() << " (" << InstallVer.VerStr() << ")";
+      clog << OutputInDepth(Depth) << "SmartConfigure " << Pkg.FullName() << " (" << InstallVer.VerStr() << ")";
       if (PkgLoop)
-        clog << " (Only Correct Dependancies)";
+        clog << " (Only Correct Dependencies)";
       clog << endl;
    }
 
    VerIterator const instVer = Cache[Pkg].InstVerIter(Cache);
       
-   /* Because of the ordered list, most dependancies should be unpacked, 
+   /* Because of the ordered list, most dependencies should be unpacked, 
       however if there is a loop (A depends on B, B depends on A) this will not 
-      be the case, so check for dependancies before configuring. */
-   bool Bad = false;
-   for (DepIterator D = instVer.DependsList();
-	D.end() == false; )
+      be the case, so check for dependencies before configuring. */
+   bool Bad = false, Changed = false;
+   const unsigned int max_loops = _config->FindI("APT::pkgPackageManager::MaxLoopCount", 5000);
+   unsigned int i=0;
+   std::list<DepIterator> needConfigure;
+   do
    {
-      // Compute a single dependency element (glob or)
-      pkgCache::DepIterator Start;
-      pkgCache::DepIterator End;
-      D.GlobOr(Start,End);
-      
-      if (End->Type == pkgCache::Dep::Depends) 
-          Bad = true;
-
-      // Check for dependanices that have not been unpacked, probably due to loops.
-      while (End->Type == pkgCache::Dep::Depends) {
-         PkgIterator DepPkg;
-         VerIterator InstallVer;
-         SPtrArray<Version *> VList = Start.AllTargets();
-         
-         // Check through each version of each package that could satisfy this dependancy
-	 for (Version **I = VList; *I != 0; I++) {
-	    VerIterator Ver(Cache,*I);
-	    DepPkg = Ver.ParentPkg();
-	    InstallVer = VerIterator(Cache,Cache[DepPkg].InstallVer);
-
-	    // Check if the current version of the package is avalible and will satisfy this dependancy
-	    if (DepPkg.CurrentVer() == Ver && List->IsNow(DepPkg) == true && 
-		!List->IsFlag(DepPkg,pkgOrderList::Removed) && DepPkg.State() == PkgIterator::NeedsNothing)
+      Changed = false;
+      for (DepIterator D = instVer.DependsList(); D.end() == false; )
+      {
+	 // Compute a single dependency element (glob or)
+	 pkgCache::DepIterator Start, End;
+	 D.GlobOr(Start,End);
+
+	 if (End->Type != pkgCache::Dep::Depends)
+	    continue;
+	 Bad = true;
+
+	 // Check for dependencies that have not been unpacked, probably due to loops.
+	 for (DepIterator Cur = Start; true; ++Cur)
+	 {
+	    SPtrArray<Version *> VList = Cur.AllTargets();
+
+	    for (Version **I = VList; *I != 0; ++I)
 	    {
-	       Bad = false;
-	       break;
-	    }
-	    
-	    // Check if the version that is going to be installed will satisfy the dependancy
-	    if (Cache[DepPkg].InstallVer == *I) {
-	       if (List->IsFlag(DepPkg,pkgOrderList::UnPacked)) {
-	          if (List->IsFlag(DepPkg,pkgOrderList::Loop) && PkgLoop) {
-	            // This dependancy has already been dealt with by another SmartConfigure on Pkg
-	            Bad = false;
-	            break;
-                  } else if (List->IsFlag(Pkg,pkgOrderList::Loop)) {
-	            /* Check for a loop to prevent one forming
-	               If A depends on B and B depends on A, SmartConfigure will
-	               just hop between them if this is not checked. Dont remove the 
-	               loop flag after finishing however as loop is already set.
-	               This means that there is another SmartConfigure call for this 
-	               package and it will remove the loop flag */
-	             Bad = !SmartConfigure(DepPkg, Depth + 1);
-	          } else {
-	            /* Check for a loop to prevent one forming
-	               If A depends on B and B depends on A, SmartConfigure will
-	               just hop between them if this is not checked */
-	            List->Flag(Pkg,pkgOrderList::Loop);
-	            Bad = !SmartConfigure(DepPkg, Depth + 1);
-	            List->RmFlag(Pkg,pkgOrderList::Loop);
-	          }
-	          // If SmartConfigure was succesfull, Bad is false, so break
-	          if (!Bad) break;
-	       } else if (List->IsFlag(DepPkg,pkgOrderList::Configured)) {
+	       VerIterator Ver(Cache,*I);
+	       PkgIterator DepPkg = Ver.ParentPkg();
+
+	       // Check if the current version of the package is available and will satisfy this dependency
+	       if (DepPkg.CurrentVer() == Ver && List->IsNow(DepPkg) == true &&
+		   List->IsFlag(DepPkg,pkgOrderList::Removed) == false &&
+		   DepPkg.State() == PkgIterator::NeedsNothing)
+	       {
+		  Bad = false;
+		  break;
+	       }
+
+	       // Check if the version that is going to be installed will satisfy the dependency
+	       if (Cache[DepPkg].InstallVer != *I || List->IsNow(DepPkg) == false)
+		  continue;
+
+	       if (PkgLoop == true)
+	       {
+		  if (Debug)
+		     std::clog << OutputInDepth(Depth) << "Package " << Pkg << " loops in SmartConfigure" << std::endl;
 	          Bad = false;
-	          break;
+		  break;
+	       }
+	       else
+	       {
+		  if (Debug)
+		     clog << OutputInDepth(Depth) << "Unpacking " << DepPkg.FullName() << " to avoid loop " << Cur << endl;
+		  if (PkgLoop == false)
+		     List->Flag(Pkg,pkgOrderList::Loop);
+		  if (SmartUnPack(DepPkg, true, Depth + 1) == true)
+		  {
+		     Bad = false;
+		     if (List->IsFlag(DepPkg,pkgOrderList::Loop) == false)
+		        Changed = true;
+		  }
+		  if (PkgLoop == false)
+		     List->RmFlag(Pkg,pkgOrderList::Loop);
+		  if (Bad == false)
+		     break;
 	       }
 	    }
+
+	    if (Cur == End || Bad == false)
+	       break;
 	 }
-	 
-	 /* If the dependany is still not satisfied, try, if possible, unpacking a package to satisfy it */
-	 if (InstallVer != 0 && Bad) {
-	    Bad = false;
-	    if (List->IsNow(DepPkg) && !List->IsFlag(DepPkg,pkgOrderList::Loop)) {
-	       List->Flag(Pkg,pkgOrderList::Loop);
-	       if (Debug) 
-	          cout << OutputInDepth(Depth) << "Unpacking " << DepPkg.Name() << " to avoid loop" << endl;
-	       SmartUnPack(DepPkg, true, Depth + 1);
-	       List->RmFlag(Pkg,pkgOrderList::Loop);
-	    }
+
+	 if (Bad == false)
+	    continue;
+
+	 needConfigure.push_back(Start);
+      }
+      if (i++ > max_loops)
+         return _error->Error("Internal error: MaxLoopCount reached in SmartUnPack (1) for %s, aborting", Pkg.FullName().c_str());
+   } while (Changed == true);
+
+   Bad = false, Changed = false, i = 0;
+   do
+   {
+      Changed = false;
+      for (std::list<DepIterator>::const_iterator D = needConfigure.begin(); D != needConfigure.end(); ++D)
+      {
+	 // Compute a single dependency element (glob or) without modifying D
+	 pkgCache::DepIterator Start, End;
+	 {
+	    pkgCache::DepIterator Discard = *D;
+	    Discard.GlobOr(Start,End);
 	 }
-	 
-	 if (Start==End) {
-	    if (Bad && Debug) {
-	       if (!List->IsFlag(DepPkg,pkgOrderList::Loop)) {
-                  _error->Warning("Could not satisfy dependancies for %s",Pkg.Name());
-               } 
+
+	 if (End->Type != pkgCache::Dep::Depends)
+	    continue;
+	 Bad = true;
+
+	 // Search for dependencies which are unpacked but aren't configured yet (maybe loops)
+	 for (DepIterator Cur = Start; true; ++Cur)
+	 {
+	    SPtrArray<Version *> VList = Cur.AllTargets();
+
+	    for (Version **I = VList; *I != 0; ++I)
+	    {
+	       VerIterator Ver(Cache,*I);
+	       PkgIterator DepPkg = Ver.ParentPkg();
+
+	       // Check if the version that is going to be installed will satisfy the dependency
+	       if (Cache[DepPkg].InstallVer != *I)
+		  continue;
+
+	       if (List->IsFlag(DepPkg,pkgOrderList::UnPacked))
+	       {
+		  if (List->IsFlag(DepPkg,pkgOrderList::Loop) && PkgLoop)
+		  {
+		    // This dependency has already been dealt with by another SmartConfigure on Pkg
+		    Bad = false;
+		    break;
+		  }
+		  /* Check for a loop to prevent one forming
+		       If A depends on B and B depends on A, SmartConfigure will
+		       just hop between them if this is not checked. Dont remove the
+		       loop flag after finishing however as loop is already set.
+		       This means that there is another SmartConfigure call for this
+		       package and it will remove the loop flag */
+		  if (PkgLoop == false)
+		     List->Flag(Pkg,pkgOrderList::Loop);
+		  if (SmartConfigure(DepPkg, Depth + 1) == true)
+		  {
+		     Bad = false;
+		     if (List->IsFlag(DepPkg,pkgOrderList::Loop) == false)
+			Changed = true;
+		  }
+		  if (PkgLoop == false)
+		    List->RmFlag(Pkg,pkgOrderList::Loop);
+		  // If SmartConfigure was succesfull, Bad is false, so break
+		  if (Bad == false)
+		     break;
+	       }
+	       else if (List->IsFlag(DepPkg,pkgOrderList::Configured))
+	       {
+		  Bad = false;
+		  break;
+	       }
 	    }
-	    break;
-	 } else {
-            Start++;
+	    if (Cur == End || Bad == false)
+	       break;
          }
+
+
+	 if (Bad == true && Changed == false && Debug == true)
+	    std::clog << OutputInDepth(Depth) << "Could not satisfy " << *D << std::endl;
       }
-   }
+      if (i++ > max_loops)
+         return _error->Error("Internal error: MaxLoopCount reached in SmartUnPack (2) for %s, aborting", Pkg.FullName().c_str());
+   } while (Changed == true);
    
    if (Bad) {
       if (Debug)
-         _error->Warning(_("Could not configure '%s'. "),Pkg.Name());
+         _error->Warning(_("Could not configure '%s'. "),Pkg.FullName().c_str());
       return false;
    }
    
@@ -437,18 +511,19 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
    static bool const ConfigurePkgs = (conf == "all" || conf == "smart");
 
    if (List->IsFlag(Pkg,pkgOrderList::Configured)) 
-      return _error->Error("Internal configure error on '%s'. ",Pkg.Name(),1);
+      return _error->Error("Internal configure error on '%s'.", Pkg.FullName().c_str());
 
    if (ConfigurePkgs == true && Configure(Pkg) == false)
       return false;
-      
+
    List->Flag(Pkg,pkgOrderList::Configured,pkgOrderList::States);
 
-   if (Cache[Pkg].InstVerIter(Cache)->MultiArch == pkgCache::Version::Same)
+   if ((Cache[Pkg].InstVerIter(Cache)->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
       for (PkgIterator P = Pkg.Group().PackageList();
 	   P.end() == false; P = Pkg.Group().NextPkg(P))
       {
 	 if (Pkg == P || List->IsFlag(P,pkgOrderList::Configured) == true ||
+	     List->IsFlag(P,pkgOrderList::UnPacked) == false ||
 	     Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
 	      (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
 	    continue;
@@ -457,7 +532,7 @@ bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
 
    // Sanity Check
    if (List->IsFlag(Pkg,pkgOrderList::Configured) == false)
-      return _error->Error(_("Could not configure '%s'. "),Pkg.Name());
+      return _error->Error(_("Could not configure '%s'. "),Pkg.FullName().c_str());
 
    return true;
 }
@@ -480,7 +555,8 @@ bool pkgPackageManager::EarlyRemove(PkgIterator Pkg)
 
    // Essential packages get special treatment
    bool IsEssential = false;
-   if ((Pkg->Flags & pkgCache::Flag::Essential) != 0)
+   if ((Pkg->Flags & pkgCache::Flag::Essential) != 0 ||
+       (Pkg->Flags & pkgCache::Flag::Important) != 0)
       IsEssential = true;
 
    /* Check for packages that are the dependents of essential packages and 
@@ -488,9 +564,10 @@ bool pkgPackageManager::EarlyRemove(PkgIterator Pkg)
    if (Pkg->CurrentVer != 0)
    {
       for (DepIterator D = Pkg.RevDependsList(); D.end() == false &&
-	   IsEssential == false; D++)
+	   IsEssential == false; ++D)
 	 if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
-	    if ((D.ParentPkg()->Flags & pkgCache::Flag::Essential) != 0)
+	    if ((D.ParentPkg()->Flags & pkgCache::Flag::Essential) != 0 ||
+	        (D.ParentPkg()->Flags & pkgCache::Flag::Important) != 0)
 	       IsEssential = true;
    }
 
@@ -501,7 +578,7 @@ bool pkgPackageManager::EarlyRemove(PkgIterator Pkg)
 				"removing the essential package %s due to a "
 				"Conflicts/Pre-Depends loop. This is often bad, "
 				"but if you really want to do it, activate the "
-				"APT::Force-LoopBreak option."),Pkg.Name());
+				"APT::Force-LoopBreak option."),Pkg.FullName().c_str());
    }
    
    bool Res = SmartRemove(Pkg);
@@ -522,12 +599,11 @@ bool pkgPackageManager::SmartRemove(PkgIterator Pkg)
    List->Flag(Pkg,pkgOrderList::Configured,pkgOrderList::States);
 
    return Remove(Pkg,(Cache[Pkg].iFlags & pkgDepCache::Purge) == pkgDepCache::Purge);
-   return true;
 }
 									/*}}}*/
 // PM::SmartUnPack - Install helper					/*{{{*/
 // ---------------------------------------------------------------------
-/* This puts the system in a state where it can Unpack Pkg, if Pkg is allready
+/* This puts the system in a state where it can Unpack Pkg, if Pkg is already
    unpacked, or when it has been unpacked, if Immediate==true it configures it. */
 bool pkgPackageManager::SmartUnPack(PkgIterator Pkg)
 {
@@ -538,186 +614,260 @@ bool pkgPackageManager::SmartUnPack(PkgIterator Pkg, bool const Immediate, int c
    bool PkgLoop = List->IsFlag(Pkg,pkgOrderList::Loop);
 
    if (Debug) {
-      clog << OutputInDepth(Depth) << "SmartUnPack " << Pkg.Name();
+      clog << OutputInDepth(Depth) << "SmartUnPack " << Pkg.FullName();
       VerIterator InstallVer = VerIterator(Cache,Cache[Pkg].InstallVer);
       if (Pkg.CurrentVer() == 0)
-        cout << " (install version " << InstallVer.VerStr() << ")";
+        clog << " (install version " << InstallVer.VerStr() << ")";
       else
-        cout << " (replace version " << Pkg.CurrentVer().VerStr() << " with " << InstallVer.VerStr() << ")";
+        clog << " (replace version " << Pkg.CurrentVer().VerStr() << " with " << InstallVer.VerStr() << ")";
       if (PkgLoop)
-        cout << " (Only Perform PreUnpack Checks)";
-      cout << endl;
+        clog << " (Only Perform PreUnpack Checks)";
+      if (Immediate)
+	 clog << " immediately";
+      clog << endl;
    }
 
-   // Check if it is already unpacked
-   if (Pkg.State() == pkgCache::PkgIterator::NeedsConfigure &&
-       Cache[Pkg].Keep() == true)
-   {
-      cout << OutputInDepth(Depth) << "SmartUnPack called on Package " << Pkg.Name() << " but its unpacked" << endl;
-      return false;
-   }
- 
    VerIterator const instVer = Cache[Pkg].InstVerIter(Cache);
 
    /* PreUnpack Checks: This loop checks and attempts to rectify and problems that would prevent the package being unpacked.
-      It addresses: PreDepends, Conflicts, Obsoletes and Breaks (DpkgBreaks). Any resolutions that do not require it should 
+      It addresses: PreDepends, Conflicts, Obsoletes and Breaks (DpkgBreaks). Any resolutions that do not require it should
       avoid configuration (calling SmartUnpack with Immediate=true), this is because when unpacking some packages with
-      complex dependancy structures, trying to configure some packages while breaking the loops can complicate things . 
-      This will be either dealt with if the package is configured as a dependency of Pkg (if and when Pkg is configured), 
+      complex dependency structures, trying to configure some packages while breaking the loops can complicate things .
+      This will be either dealt with if the package is configured as a dependency of Pkg (if and when Pkg is configured),
       or by the ConfigureAll call at the end of the for loop in OrderInstall. */
-   for (DepIterator D = instVer.DependsList();
-	D.end() == false; )
+   bool Changed = false;
+   const unsigned int max_loops = _config->FindI("APT::pkgPackageManager::MaxLoopCount", 5000);
+   unsigned int i = 0;
+   do 
    {
-      // Compute a single dependency element (glob or)
-      pkgCache::DepIterator Start;
-      pkgCache::DepIterator End;
-      D.GlobOr(Start,End);
-      
-      while (End->Type == pkgCache::Dep::PreDepends)
+      Changed = false;
+      for (DepIterator D = instVer.DependsList(); D.end() == false; )
       {
-	 if (Debug)
-	    clog << OutputInDepth(Depth) << "PreDepends order for " << Pkg.Name() << std::endl;
+	 // Compute a single dependency element (glob or)
+	 pkgCache::DepIterator Start, End;
+	 D.GlobOr(Start,End);
 
-	 // Look for possible ok targets.
-	 SPtrArray<Version *> VList = Start.AllTargets();
-	 bool Bad = true;
-	 for (Version **I = VList; *I != 0 && Bad == true; I++)
-	 {
-	    VerIterator Ver(Cache,*I);
-	    PkgIterator Pkg = Ver.ParentPkg();
-	    
-	    // See if the current version is ok
-	    if (Pkg.CurrentVer() == Ver && List->IsNow(Pkg) == true && 
-		Pkg.State() == PkgIterator::NeedsNothing)
+	 if (End->Type == pkgCache::Dep::PreDepends)
+         {
+	    bool Bad = true;
+	    if (Debug)
+	       clog << OutputInDepth(Depth) << "PreDepends order for " << Pkg.FullName() << std::endl;
+
+	    // Look for easy targets: packages that are already okay
+	    for (DepIterator Cur = Start; Bad == true; ++Cur)
 	    {
-	       Bad = false;
-	       if (Debug)
-		  clog << OutputInDepth(Depth) << "Found ok package " << Pkg.Name() << endl;
-	       continue;
-	    }
-	 }
-	 
-	 // Look for something that could be configured.
-	 for (Version **I = VList; *I != 0 && Bad == true; I++)
-	 {
-	    VerIterator Ver(Cache,*I);
-	    PkgIterator Pkg = Ver.ParentPkg();
-	    
-	    // Not the install version 
-	    if (Cache[Pkg].InstallVer != *I || 
-		(Cache[Pkg].Keep() == true && Pkg.State() == PkgIterator::NeedsNothing))
-	       continue;
-	       
-	    if (List->IsFlag(Pkg,pkgOrderList::Configured)) {
-	       Bad = false;
-	       continue;
+	       SPtrArray<Version *> VList = Cur.AllTargets();
+	       for (Version **I = VList; *I != 0; ++I)
+	       {
+		  VerIterator Ver(Cache,*I);
+		  PkgIterator Pkg = Ver.ParentPkg();
+
+		  // See if the current version is ok
+		  if (Pkg.CurrentVer() == Ver && List->IsNow(Pkg) == true &&
+		      Pkg.State() == PkgIterator::NeedsNothing)
+		  {
+		     Bad = false;
+		     if (Debug)
+			clog << OutputInDepth(Depth) << "Found ok package " << Pkg.FullName() << endl;
+		     break;
+		  }
+	       }
+	       if (Cur == End)
+		  break;
 	    }
 
-	    if (Debug)
-	       clog << OutputInDepth(Depth) << "Trying to SmartConfigure " << Pkg.Name() << endl;
-	    Bad = !SmartConfigure(Pkg, Depth + 1);
-	 }
+	    // Look for something that could be configured.
+	    for (DepIterator Cur = Start; Bad == true && Cur.end() == false; ++Cur)
+	    {
+	       SPtrArray<Version *> VList = Cur.AllTargets();
+	       for (Version **I = VList; *I != 0; ++I)
+	       {
+		  VerIterator Ver(Cache,*I);
+		  PkgIterator Pkg = Ver.ParentPkg();
 
-	 /* If this or element did not match then continue on to the
-	    next or element until a matching element is found */
-	 if (Bad == true)
-	 {
-	    // This triggers if someone make a pre-depends/depend loop.
-	    if (Start == End)
-	       return _error->Error("Couldn't configure pre-depend %s for %s, "
-				    "probably a dependency cycle.",
-				    End.TargetPkg().Name(),Pkg.Name());
-	    Start++;
+		  // Not the install version
+		  if (Cache[Pkg].InstallVer != *I ||
+		      (Cache[Pkg].Keep() == true && Pkg.State() == PkgIterator::NeedsNothing))
+		     continue;
+
+		  if (List->IsFlag(Pkg,pkgOrderList::Configured))
+		  {
+		     Bad = false;
+		     break;
+		  }
+
+		  // check if it needs unpack or if if configure is enough
+		  if (List->IsFlag(Pkg,pkgOrderList::UnPacked) == false)
+		  {
+		     if (Debug)
+			clog << OutputInDepth(Depth) << "Trying to SmartUnpack " << Pkg.FullName() << endl;
+		     // SmartUnpack with the ImmediateFlag to ensure its really ready
+		     if (SmartUnPack(Pkg, true, Depth + 1) == true)
+		     {
+			Bad = false;
+			if (List->IsFlag(Pkg,pkgOrderList::Loop) == false)
+			   Changed = true;
+			break;
+		     }
+		  }
+		  else
+		  {
+		     if (Debug)
+			clog << OutputInDepth(Depth) << "Trying to SmartConfigure " << Pkg.FullName() << endl;
+		     if (SmartConfigure(Pkg, Depth + 1) == true)
+		     {
+			Bad = false;
+			if (List->IsFlag(Pkg,pkgOrderList::Loop) == false)
+			   Changed = true;
+			break;
+		     }
+		  }
+	       }
+	    }
+
+	    if (Bad == true)
+	    {
+	       if (Start == End)
+		  return _error->Error("Couldn't configure pre-depend %s for %s, "
+					"probably a dependency cycle.",
+					End.TargetPkg().FullName().c_str(),Pkg.FullName().c_str());
+	    }
+	    else
+	       continue;
 	 }
-	 else 
-	    break;
-      }
-      
-      if (End->Type == pkgCache::Dep::Conflicts || 
-	  End->Type == pkgCache::Dep::Obsoletes)
-      {
-	 /* Look for conflicts. Two packages that are both in the install
-	    state cannot conflict so we don't check.. */
-	 SPtrArray<Version *> VList = End.AllTargets();
-	 for (Version **I = VList; *I != 0; I++)
+	 else if (End->Type == pkgCache::Dep::Conflicts ||
+		  End->Type == pkgCache::Dep::Obsoletes)
 	 {
-	    VerIterator Ver(Cache,*I);
-	    PkgIterator ConflictPkg = Ver.ParentPkg();
-	    VerIterator InstallVer(Cache,Cache[ConflictPkg].InstallVer);
-	    
-	    // See if the current version is conflicting
-	    if (ConflictPkg.CurrentVer() == Ver && List->IsNow(ConflictPkg))
-	    { 
-	       cout << OutputInDepth(Depth) << Pkg.Name() << " conflicts with " << ConflictPkg.Name() << endl;
-	       /* If a loop is not present or has not yet been detected, attempt to unpack packages 
-	          to resolve this conflict. If there is a loop present, remove packages to resolve this conflict */
-	       if (!List->IsFlag(ConflictPkg,pkgOrderList::Loop)) {
-	          if (Cache[ConflictPkg].Keep() == 0 && Cache[ConflictPkg].InstallVer != 0) {
-	              if (Debug)
-                        cout << OutputInDepth(Depth) << OutputInDepth(Depth) << "Unpacking " << ConflictPkg.Name() << " to prevent conflict" << endl;
-                      List->Flag(Pkg,pkgOrderList::Loop);
-	              SmartUnPack(ConflictPkg,false, Depth + 1);
-	              // Remove loop to allow it to be used later if needed
-	              List->RmFlag(Pkg,pkgOrderList::Loop);
-                  } else {
-                      if (EarlyRemove(ConflictPkg) == false)
-                         return _error->Error("Internal Error, Could not early remove %s",ConflictPkg.Name());
-                  }
-	       } else {
-	          if (!List->IsFlag(ConflictPkg,pkgOrderList::Removed)) {
-	              if (Debug)
-                         cout << OutputInDepth(Depth) << "Because of conficts knot, removing " << ConflictPkg.Name() << " to conflict violation" << endl;
-	              if (EarlyRemove(ConflictPkg) == false)
-                          return _error->Error("Internal Error, Could not early remove %s",ConflictPkg.Name());
-	          }
+	    /* Look for conflicts. Two packages that are both in the install
+	       state cannot conflict so we don't check.. */
+	    SPtrArray<Version *> VList = End.AllTargets();
+	    for (Version **I = VList; *I != 0; I++)
+	    {
+	       VerIterator Ver(Cache,*I);
+	       PkgIterator ConflictPkg = Ver.ParentPkg();
+	       VerIterator InstallVer(Cache,Cache[ConflictPkg].InstallVer);
+
+	       // See if the current version is conflicting
+	       if (ConflictPkg.CurrentVer() == Ver && List->IsNow(ConflictPkg))
+	       {
+		  if (Debug)
+		     clog << OutputInDepth(Depth) << Pkg.FullName() << " conflicts with " << ConflictPkg.FullName() << endl;
+		  /* If a loop is not present or has not yet been detected, attempt to unpack packages
+		     to resolve this conflict. If there is a loop present, remove packages to resolve this conflict */
+		  if (List->IsFlag(ConflictPkg,pkgOrderList::Loop) == false)
+		  {
+		     if (Cache[ConflictPkg].Keep() == 0 && Cache[ConflictPkg].InstallVer != 0)
+		     {
+			if (Debug)
+			   clog << OutputInDepth(Depth) << OutputInDepth(Depth) << "Unpacking " << ConflictPkg.FullName() << " to prevent conflict" << endl;
+			List->Flag(Pkg,pkgOrderList::Loop);
+			if (SmartUnPack(ConflictPkg,false, Depth + 1) == true)
+			   if (List->IsFlag(ConflictPkg,pkgOrderList::Loop) == false)
+			      Changed = true;
+			// Remove loop to allow it to be used later if needed
+			List->RmFlag(Pkg,pkgOrderList::Loop);
+		     }
+		     else if (EarlyRemove(ConflictPkg) == false)
+			return _error->Error("Internal Error, Could not early remove %s (1)",ConflictPkg.FullName().c_str());
+		  }
+		  else if (List->IsFlag(ConflictPkg,pkgOrderList::Removed) == false)
+		  {
+		     if (Debug)
+			clog << OutputInDepth(Depth) << "Because of conficts knot, removing " << ConflictPkg.FullName() << " to conflict violation" << endl;
+		     if (EarlyRemove(ConflictPkg) == false)
+			return _error->Error("Internal Error, Could not early remove %s (2)",ConflictPkg.FullName().c_str());
+		  }
 	       }
 	    }
 	 }
-      }
-      
-      // Check for breaks
-      if (End->Type == pkgCache::Dep::DpkgBreaks) {
-         SPtrArray<Version *> VList = End.AllTargets();
-	 for (Version **I = VList; *I != 0; I++)
+	 else if (End->Type == pkgCache::Dep::DpkgBreaks)
 	 {
-	    VerIterator Ver(Cache,*I);
-	    PkgIterator BrokenPkg = Ver.ParentPkg();
-	    VerIterator InstallVer(Cache,Cache[BrokenPkg].InstallVer);
-	    
-	    // Check if it needs to be unpacked
-	    if (List->IsFlag(BrokenPkg,pkgOrderList::InList) && Cache[BrokenPkg].Delete() == false && 
-	        List->IsNow(BrokenPkg)) {
-	      if (List->IsFlag(BrokenPkg,pkgOrderList::Loop) && PkgLoop) {
-	        // This dependancy has already been dealt with by another SmartUnPack on Pkg
-	        break;
-	      } else if (List->IsFlag(Pkg,pkgOrderList::Loop)) {
-	        /* Found a break, so unpack the package, but dont remove loop as already set.
-	           This means that there is another SmartUnPack call for this 
-	           package and it will remove the loop flag. */
-	        if (Debug) 
-	          cout << OutputInDepth(Depth) << "  Unpacking " << BrokenPkg.Name() << " to avoid break" << endl;
-	            
-	        SmartUnPack(BrokenPkg, false, Depth + 1);
-	      } else {
-                List->Flag(Pkg,pkgOrderList::Loop);
-	        // Found a break, so unpack the package
-	        if (Debug) 
-	          cout << OutputInDepth(Depth) << "  Unpacking " << BrokenPkg.Name() << " to avoid break" << endl;
-	         
-	        SmartUnPack(BrokenPkg, false, Depth + 1);
-	        List->RmFlag(Pkg,pkgOrderList::Loop);
-	      }
-	    }
-	    
-	    // Check if a package needs to be removed
-	    if (Cache[BrokenPkg].Delete() == true && !List->IsFlag(BrokenPkg,pkgOrderList::Configured)) {
-	      if (Debug) 
-	         cout << OutputInDepth(Depth) << "  Removing " << BrokenPkg.Name() << " to avoid break" << endl;
-	      SmartRemove(BrokenPkg);
+	    SPtrArray<Version *> VList = End.AllTargets();
+	    for (Version **I = VList; *I != 0; ++I)
+	    {
+	       VerIterator Ver(Cache,*I);
+	       PkgIterator BrokenPkg = Ver.ParentPkg();
+	       if (BrokenPkg.CurrentVer() != Ver)
+	       {
+		  if (Debug)
+		     std::clog << OutputInDepth(Depth) << "  Ignore not-installed version " << Ver.VerStr() << " of " << Pkg.FullName() << " for " << End << std::endl;
+		  continue;
+	       }
+
+	       // Check if it needs to be unpacked
+	       if (List->IsFlag(BrokenPkg,pkgOrderList::InList) && Cache[BrokenPkg].Delete() == false &&
+		   List->IsNow(BrokenPkg))
+	       {
+		  if (List->IsFlag(BrokenPkg,pkgOrderList::Loop) && PkgLoop)
+		  {
+		     // This dependency has already been dealt with by another SmartUnPack on Pkg
+		     break;
+		  }
+		  else
+		  {
+		     // Found a break, so see if we can unpack the package to avoid it
+		     // but do not set loop if another SmartUnPack already deals with it
+		     // Also, avoid it if the package we would unpack pre-depends on this one
+		     VerIterator InstallVer(Cache,Cache[BrokenPkg].InstallVer);
+		     bool circle = false;
+		     for (pkgCache::DepIterator D = InstallVer.DependsList(); D.end() == false; ++D)
+		     {
+			if (D->Type != pkgCache::Dep::PreDepends)
+			   continue;
+			SPtrArray<Version *> VL = D.AllTargets();
+			for (Version **I = VL; *I != 0; ++I)
+			{
+			   VerIterator V(Cache,*I);
+			   PkgIterator P = V.ParentPkg();
+			   // we are checking for installation as an easy 'protection' against or-groups and (unchosen) providers
+			   if (P != Pkg || (P.CurrentVer() != V && Cache[P].InstallVer != V))
+			      continue;
+			   circle = true;
+			   break;
+			}
+			if (circle == true)
+			   break;
+		     }
+		     if (circle == true)
+		     {
+			if (Debug)
+			   clog << OutputInDepth(Depth) << "  Avoiding " << End << " avoided as " << BrokenPkg.FullName() << " has a pre-depends on " << Pkg.FullName() << std::endl;
+			continue;
+		     }
+		     else
+		     {
+			if (Debug)
+			{
+			   clog << OutputInDepth(Depth) << "  Unpacking " << BrokenPkg.FullName() << " to avoid " << End;
+			   if (PkgLoop == true)
+			      clog << " (Looping)";
+			   clog << std::endl;
+			}
+			if (PkgLoop == false)
+			   List->Flag(Pkg,pkgOrderList::Loop);
+			if (SmartUnPack(BrokenPkg, false, Depth + 1) == true)
+			{
+			   if (List->IsFlag(BrokenPkg,pkgOrderList::Loop) == false)
+			      Changed = true;
+			}
+			if (PkgLoop == false)
+			   List->RmFlag(Pkg,pkgOrderList::Loop);
+		     }
+		  }
+	       }
+	       // Check if a package needs to be removed
+	       else if (Cache[BrokenPkg].Delete() == true && List->IsFlag(BrokenPkg,pkgOrderList::Configured) == false)
+	       {
+		  if (Debug)
+		     clog << OutputInDepth(Depth) << "  Removing " << BrokenPkg.FullName() << " to avoid " << End << endl;
+		  SmartRemove(BrokenPkg);
+	       }
 	    }
 	 }
       }
-   }
+      if (i++ > max_loops)
+         return _error->Error("Internal error: APT::pkgPackageManager::MaxLoopCount reached in SmartConfigure for %s, aborting", Pkg.FullName().c_str());
+   } while (Changed == true);
    
    // Check for reverse conflicts.
    if (CheckRConflicts(Pkg,Pkg.RevDependsList(),
@@ -725,32 +875,62 @@ bool pkgPackageManager::SmartUnPack(PkgIterator Pkg, bool const Immediate, int c
 		          return false;
    
    for (PrvIterator P = instVer.ProvidesList();
-	  P.end() == false; P++)
-        CheckRConflicts(Pkg,P.ParentPkg().RevDependsList(),P.ProvideVersion());
+	P.end() == false; ++P)
+      if (Pkg->Group != P.OwnerPkg()->Group)
+	 CheckRConflicts(Pkg,P.ParentPkg().RevDependsList(),P.ProvideVersion());
 
-   if (PkgLoop) return true;
+   if (PkgLoop)
+      return true;
 
    List->Flag(Pkg,pkgOrderList::UnPacked,pkgOrderList::States);
 
-   if (instVer->MultiArch == pkgCache::Version::Same)
+   if (Immediate == true && (instVer->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+   {
+      /* Do lockstep M-A:same unpacking in two phases:
+	 First unpack all installed architectures, then the not installed.
+	 This way we avoid that M-A: enabled packages are installed before
+	 their older non-M-A enabled packages are replaced by newer versions */
+      bool const installed = Pkg->CurrentVer != 0;
+      if (installed == true &&
+	  (instVer != Pkg.CurrentVer() ||
+	   ((Cache[Pkg].iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)) &&
+	  Install(Pkg,FileNames[Pkg->ID]) == false)
+	 return false;
       for (PkgIterator P = Pkg.Group().PackageList();
-         P.end() == false; P = Pkg.Group().NextPkg(P))
+	   P.end() == false; P = Pkg.Group().NextPkg(P))
       {
-         if (Pkg == P || List->IsFlag(P,pkgOrderList::UnPacked) == true ||
-	       Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
-	        (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
-	   continue;
-	   SmartUnPack(P, false, Depth + 1);
+	 if (P->CurrentVer == 0 || P == Pkg || List->IsFlag(P,pkgOrderList::UnPacked) == true ||
+	     Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
+	      (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
+	    continue;
+	 if (SmartUnPack(P, false, Depth + 1) == false)
+	    return false;
       }
-
-   if(Install(Pkg,FileNames[Pkg->ID]) == false)
+      if (installed == false && Install(Pkg,FileNames[Pkg->ID]) == false)
+	 return false;
+      for (PkgIterator P = Pkg.Group().PackageList();
+	   P.end() == false; P = Pkg.Group().NextPkg(P))
+      {
+	 if (P->CurrentVer != 0 || P == Pkg || List->IsFlag(P,pkgOrderList::UnPacked) == true ||
+	     List->IsFlag(P,pkgOrderList::Configured) == true ||
+	     Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
+	      (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
+	    continue;
+	 if (SmartUnPack(P, false, Depth + 1) == false)
+	    return false;
+      }
+   }
+   // packages which are already unpacked don't need to be unpacked again
+   else if ((instVer != Pkg.CurrentVer() ||
+	     ((Cache[Pkg].iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)) &&
+	    Install(Pkg,FileNames[Pkg->ID]) == false)
       return false;
 
    if (Immediate == true) {
       // Perform immedate configuration of the package. 
          if (SmartConfigure(Pkg, Depth + 1) == false)
             _error->Warning(_("Could not perform immediate configuration on '%s'. "
-               "Please see man 5 apt.conf under APT::Immediate-Configure for details. (%d)"),Pkg.Name(),2);
+               "Please see man 5 apt.conf under APT::Immediate-Configure for details. (%d)"),Pkg.FullName().c_str(),2);
    }
    
    return true;
@@ -782,28 +962,21 @@ pkgPackageManager::OrderResult pkgPackageManager::OrderInstall()
       clog << "Done ordering" << endl;
 
    bool DoneSomething = false;
-   for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+   for (pkgOrderList::iterator I = List->begin(); I != List->end(); ++I)
    {
       PkgIterator Pkg(Cache,*I);
-      
+
       if (List->IsNow(Pkg) == false)
       {
-         if (!List->IsFlag(Pkg,pkgOrderList::Configured) && !NoImmConfigure) {
-            if (SmartConfigure(Pkg, 0) == false && Debug)
-               _error->Warning("Internal Error, Could not configure %s",Pkg.Name());
-            // FIXME: The above warning message might need changing
-         } else {
-	    if (Debug == true)
-	       clog << "Skipping already done " << Pkg.Name() << endl;
-	 }
+	 if (Debug == true)
+	    clog << "Skipping already done " << Pkg.FullName() << endl;
 	 continue;
-	 
       }
-      
+
       if (List->IsMissing(Pkg) == true)
       {
 	 if (Debug == true)
-	    clog << "Sequence completed at " << Pkg.Name() << endl;
+	    clog << "Sequence completed at " << Pkg.FullName() << endl;
 	 if (DoneSomething == false)
 	 {
 	    _error->Error("Internal Error, ordering was unable to handle the media swap");
@@ -817,7 +990,7 @@ pkgPackageManager::OrderResult pkgPackageManager::OrderInstall()
 	  Pkg.State() == pkgCache::PkgIterator::NeedsNothing &&
 	  (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall)
       {
-	 _error->Error("Internal Error, trying to manipulate a kept package (%s)",Pkg.Name());
+	 _error->Error("Internal Error, trying to manipulate a kept package (%s)",Pkg.FullName().c_str());
 	 return Failed;
       }
       
@@ -833,7 +1006,7 @@ pkgPackageManager::OrderResult pkgPackageManager::OrderInstall()
       DoneSomething = true;
       
       if (ImmConfigureAll) {
-         /* ConfigureAll here to pick up and packages left unconfigured becuase they were unpacked in the 
+         /* ConfigureAll here to pick up and packages left unconfigured because they were unpacked in the
             "PreUnpack Checks" section */
          if (!ConfigureAll())
             return Failed; 
@@ -845,44 +1018,90 @@ pkgPackageManager::OrderResult pkgPackageManager::OrderInstall()
       return Failed;
 
    // Sanity check
-   for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+   for (pkgOrderList::iterator I = List->begin(); I != List->end(); ++I)
    {
       if (List->IsFlag(*I,pkgOrderList::Configured) == false)
       {
 	 _error->Error("Internal error, packages left unconfigured. %s",
-		       PkgIterator(Cache,*I).Name());
+		       PkgIterator(Cache,*I).FullName().c_str());
 	 return Failed;
       }
    }
 	 
    return Completed;
+}
+// PM::DoInstallPostFork - compat /*{{{*/
+// ---------------------------------------------------------------------
+									/*}}}*/
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+pkgPackageManager::OrderResult
+pkgPackageManager::DoInstallPostFork(int statusFd)
+{
+   APT::Progress::PackageManager *progress = new
+      APT::Progress::PackageManagerProgressFd(statusFd);
+   pkgPackageManager::OrderResult res = DoInstallPostFork(progress);
+   delete progress;
+   return res;
 }
 									/*}}}*/
 // PM::DoInstallPostFork - Does install part that happens after the fork /*{{{*/
 // ---------------------------------------------------------------------
 pkgPackageManager::OrderResult 
-pkgPackageManager::DoInstallPostFork(int statusFd)
+pkgPackageManager::DoInstallPostFork(APT::Progress::PackageManager *progress)
 {
-      if(statusFd > 0)
-         // FIXME: use SetCloseExec here once it taught about throwing
-	 //        exceptions instead of doing _exit(100) on failure
-	 fcntl(statusFd,F_SETFD,FD_CLOEXEC); 
-      bool goResult = Go(statusFd);
-      if(goResult == false) 
-	 return Failed;
-
-      return Res;
+   bool goResult = Go(progress);
+   if(goResult == false) 
+      return Failed;
+   
+   return Res;
 };
+#else
+pkgPackageManager::OrderResult
+pkgPackageManager::DoInstallPostFork(int statusFd)
+{
+   bool goResult = Go(statusFd);
+   if(goResult == false) 
+      return Failed;
+   
+   return Res;
+}
+#endif
+									/*}}}*/	
+// PM::DoInstall - Does the installation				/*{{{*/
+// ---------------------------------------------------------------------
+/* compat */
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+pkgPackageManager::OrderResult 
+pkgPackageManager::DoInstall(int statusFd)
+{
+    APT::Progress::PackageManager *progress = new
+       APT::Progress::PackageManagerProgressFd(statusFd);
+    OrderResult res = DoInstall(progress);
+    delete progress;
+    return res;
+ }
+#else
+pkgPackageManager::OrderResult pkgPackageManager::DoInstall(int statusFd)
+{
+   if(DoInstallPreFork() == Failed)
+      return Failed;
 
+   return DoInstallPostFork(statusFd);
+}
+#endif
+									/*}}}*/	
 // PM::DoInstall - Does the installation				/*{{{*/
 // ---------------------------------------------------------------------
 /* This uses the filenames in FileNames and the information in the
    DepCache to perform the installation of packages.*/
-pkgPackageManager::OrderResult pkgPackageManager::DoInstall(int statusFd)
+#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
+pkgPackageManager::OrderResult 
+pkgPackageManager::DoInstall(APT::Progress::PackageManager *progress)
 {
    if(DoInstallPreFork() == Failed)
       return Failed;
    
-   return DoInstallPostFork(statusFd);
+   return DoInstallPostFork(progress);
 }
+#endif
 									/*}}}*/