]> git.saurik.com Git - apt.git/blobdiff - cmdline/apt-get.cc
[apt-pkg/sourcelist.cc] only display the warning about missing sources.list
[apt.git] / cmdline / apt-get.cc
index fb51c74e15c645fbe10578aa9260f33c8df5d8da..ab6dca38817f51917b1d519fb57ffa0bb5ae2c44 100644 (file)
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: apt-get.cc,v 1.53 1999/04/18 06:51:09 jgg Exp $
+// $Id: apt-get.cc,v 1.156 2004/08/28 01:05:16 mdz Exp $
 /* ######################################################################
    
    apt-get - Cover for dpkg
 #include <apt-pkg/sourcelist.h>
 #include <apt-pkg/algorithms.h>
 #include <apt-pkg/acquire-item.h>
-#include <apt-pkg/dpkgpm.h>
 #include <apt-pkg/strutl.h>
 #include <apt-pkg/clean.h>
 #include <apt-pkg/srcrecords.h>
 #include <apt-pkg/version.h>
 #include <apt-pkg/cachefile.h>
-
+#include <apt-pkg/sptr.h>
+#include <apt-pkg/md5.h>
+#include <apt-pkg/versionmatch.h>
+    
 #include <config.h>
+#include <apti18n.h>
 
 #include "acqprogress.h"
 
-#include <fstream.h>
+#include <set>
+#include <locale.h>
+#include <langinfo.h>
+#include <fstream>
 #include <termios.h>
 #include <sys/ioctl.h>
 #include <sys/stat.h>
-#include <sys/vfs.h>
+#include <sys/statfs.h>
+#include <sys/statvfs.h>
 #include <signal.h>
 #include <unistd.h>
 #include <stdio.h>
+#include <errno.h>
+#include <regex.h>
+#include <sys/wait.h>
+#include <sstream>
                                                                        /*}}}*/
 
-ostream c0out;
-ostream c1out;
-ostream c2out;
+#define RAMFS_MAGIC     0x858458f6
+
+using namespace std;
+
+ostream c0out(0);
+ostream c1out(0);
+ostream c2out(0);
 ofstream devnull("/dev/null");
-unsigned int ScreenWidth = 80;
+unsigned int ScreenWidth = 80 - 1; /* - 1 for the cursor */
+
+// class CacheFile - Cover class for some dependency cache functions   /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+class CacheFile : public pkgCacheFile
+{
+   static pkgCache *SortCache;
+   static int NameComp(const void *a,const void *b);
+   
+   public:
+   pkgCache::Package **List;
+   
+   void Sort();
+   bool CheckDeps(bool AllowBroken = false);
+   bool BuildCaches(bool WithLock = true)
+   {
+      OpTextProgress Prog(*_config);
+      if (pkgCacheFile::BuildCaches(Prog,WithLock) == false)
+        return false;
+      return true;
+   }
+   bool Open(bool WithLock = true) 
+   {
+      OpTextProgress Prog(*_config);
+      if (pkgCacheFile::Open(Prog,WithLock) == false)
+        return false;
+      Sort();
+      
+      return true;
+   };
+   bool OpenForInstall()
+   {
+      if (_config->FindB("APT::Get::Print-URIs") == true)
+        return Open(false);
+      else
+        return Open(true);
+   }
+   CacheFile() : List(0) {};
+   ~CacheFile() {
+      delete[] List;
+   }
+};
+                                                                       /*}}}*/
 
 // YnPrompt - Yes No Prompt.                                           /*{{{*/
 // ---------------------------------------------------------------------
 /* Returns true on a Yes.*/
-bool YnPrompt()
+bool YnPrompt(bool Default=true)
 {
    if (_config->FindB("APT::Get::Assume-Yes",false) == true)
    {
-      c1out << 'Y' << endl;
+      c1out << _("Y") << endl;
       return true;
    }
-   
-   char C = 0;
-   char Jnk = 0;
-   read(STDIN_FILENO,&C,1);
-   while (C != '\n' && Jnk != '\n') read(STDIN_FILENO,&Jnk,1);
-   
-   if (!(C == 'Y' || C == 'y' || C == '\n' || C == '\r'))
+
+   char response[1024] = "";
+   cin.getline(response, sizeof(response));
+
+   if (!cin)
       return false;
-   return true;
+
+   if (strlen(response) == 0)
+      return Default;
+
+   regex_t Pattern;
+   int Res;
+
+   Res = regcomp(&Pattern, nl_langinfo(YESEXPR),
+                 REG_EXTENDED|REG_ICASE|REG_NOSUB);
+
+   if (Res != 0) {
+      char Error[300];        
+      regerror(Res,&Pattern,Error,sizeof(Error));
+      return _error->Error(_("Regex compilation error - %s"),Error);
+   }
+   
+   Res = regexec(&Pattern, response, 0, NULL, 0);
+   if (Res == 0)
+      return true;
+   return false;
 }
                                                                        /*}}}*/
 // AnalPrompt - Annoying Yes No Prompt.                                        /*{{{*/
@@ -94,31 +169,61 @@ bool AnalPrompt(const char *Text)
                                                                        /*}}}*/
 // ShowList - Show a list                                              /*{{{*/
 // ---------------------------------------------------------------------
-/* This prints out a string of space seperated words with a title and 
+/* This prints out a string of space separated words with a title and 
    a two space indent line wraped to the current screen width. */
-bool ShowList(ostream &out,string Title,string List)
+bool ShowList(ostream &out,string Title,string List,string VersionsList)
 {
    if (List.empty() == true)
       return true;
+   // trim trailing space
+   int NonSpace = List.find_last_not_of(' ');
+   if (NonSpace != -1)
+   {
+      List = List.erase(NonSpace + 1);
+      if (List.empty() == true)
+        return true;
+   }
 
    // Acount for the leading space
    int ScreenWidth = ::ScreenWidth - 3;
       
    out << Title << endl;
    string::size_type Start = 0;
+   string::size_type VersionsStart = 0;
    while (Start < List.size())
    {
-      string::size_type End;
-      if (Start + ScreenWidth >= List.size())
-        End = List.size();
-      else
-        End = List.rfind(' ',Start+ScreenWidth);
+      if(_config->FindB("APT::Get::Show-Versions",false) == true &&
+         VersionsList.size() > 0) {
+         string::size_type End;
+         string::size_type VersionsEnd;
+         
+         End = List.find(' ',Start);
+         VersionsEnd = VersionsList.find('\n', VersionsStart);
+
+         out << "   " << string(List,Start,End - Start) << " (" << 
+            string(VersionsList,VersionsStart,VersionsEnd - VersionsStart) << 
+            ")" << endl;
+
+        if (End == string::npos || End < Start)
+           End = Start + ScreenWidth;
+
+         Start = End + 1;
+         VersionsStart = VersionsEnd + 1;
+      } else {
+         string::size_type End;
 
-      if (End == string::npos || End < Start)
-        End = Start + ScreenWidth;
-      out << "  " << string(List,Start,End - Start) << endl;
-      Start = End + 1;
+         if (Start + ScreenWidth >= List.size())
+            End = List.size();
+         else
+            End = List.rfind(' ',Start+ScreenWidth);
+
+         if (End == string::npos || End < Start)
+            End = Start + ScreenWidth;
+         out << "  " << string(List,Start,End - Start) << endl;
+         Start = End + 1;
+      }
    }   
+
    return false;
 }
                                                                        /*}}}*/
@@ -126,74 +231,132 @@ bool ShowList(ostream &out,string Title,string List)
 // ---------------------------------------------------------------------
 /* This prints out the names of all the packages that are broken along
    with the name of each each broken dependency and a quite version 
-   description. */
-void ShowBroken(ostream &out,pkgDepCache &Cache)
+   description.
+   
+   The output looks like:
+ The following packages have unmet dependencies:
+     exim: Depends: libc6 (>= 2.1.94) but 2.1.3-10 is to be installed
+           Depends: libldap2 (>= 2.0.2-2) but it is not going to be installed
+           Depends: libsasl7 but it is not going to be installed   
+ */
+void ShowBroken(ostream &out,CacheFile &Cache,bool Now)
 {
-   out << "Sorry, but the following packages have unmet dependencies:" << endl;
-   pkgCache::PkgIterator I = Cache.PkgBegin();
-   for (;I.end() != true; I++)
+   out << _("The following packages have unmet dependencies:") << endl;
+   for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
    {
-      if (Cache[I].InstBroken() == false)
-         continue;
-         
+      pkgCache::PkgIterator I(Cache,Cache.List[J]);
+      
+      if (Now == true)
+      {
+        if (Cache[I].NowBroken() == false)
+           continue;
+      }
+      else
+      {
+        if (Cache[I].InstBroken() == false)
+           continue;
+      }
+      
       // Print out each package and the failed dependencies
       out <<"  " <<  I.Name() << ":";
-      int Indent = strlen(I.Name()) + 3;
+      unsigned Indent = strlen(I.Name()) + 3;
       bool First = true;
-      if (Cache[I].InstVerIter(Cache).end() == true)
+      pkgCache::VerIterator Ver;
+      
+      if (Now == true)
+        Ver = I.CurrentVer();
+      else
+        Ver = Cache[I].InstVerIter(Cache);
+      
+      if (Ver.end() == true)
       {
-        cout << endl;
+        out << endl;
         continue;
       }
       
-      for (pkgCache::DepIterator D = Cache[I].InstVerIter(Cache).DependsList(); D.end() == false;)
+      for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false;)
       {
         // Compute a single dependency element (glob or)
         pkgCache::DepIterator Start;
         pkgCache::DepIterator End;
-        D.GlobOr(Start,End);
+        D.GlobOr(Start,End); // advances D
 
-        if (Cache.IsImportantDep(End) == false || 
-            (Cache[End] & pkgDepCache::DepGInstall) == pkgDepCache::DepGInstall)
+        if (Cache->IsImportantDep(End) == false)
            continue;
         
-        if (First == false)
-           for (int J = 0; J != Indent; J++)
-              out << ' ';
-        First = false;
-
-        out << ' ' << End.DepType() << ": " << End.TargetPkg().Name();
-        
-        // Show a quick summary of the version requirements
-        if (End.TargetVer() != 0)
-           out << " (" << End.CompType() << " " << End.TargetVer() << 
-           ")";
-        
-        /* Show a summary of the target package if possible. In the case
-         of virtual packages we show nothing */
+        if (Now == true)
+        {
+           if ((Cache[End] & pkgDepCache::DepGNow) == pkgDepCache::DepGNow)
+              continue;
+        }
+        else
+        {
+           if ((Cache[End] & pkgDepCache::DepGInstall) == pkgDepCache::DepGInstall)
+              continue;
+        }
         
-        pkgCache::PkgIterator Targ = End.TargetPkg();
-        if (Targ->ProvidesList == 0)
+        bool FirstOr = true;
+        while (1)
         {
-           out << " but ";
-           pkgCache::VerIterator Ver = Cache[Targ].InstVerIter(Cache);
-           if (Ver.end() == false)
-              out << Ver.VerStr() << " is installed";
+           if (First == false)
+              for (unsigned J = 0; J != Indent; J++)
+                 out << ' ';
+           First = false;
+
+           if (FirstOr == false)
+           {
+              for (unsigned J = 0; J != strlen(End.DepType()) + 3; J++)
+                 out << ' ';
+           }
            else
+              out << ' ' << End.DepType() << ": ";
+           FirstOr = false;
+           
+           out << Start.TargetPkg().Name();
+        
+           // Show a quick summary of the version requirements
+           if (Start.TargetVer() != 0)
+              out << " (" << Start.CompType() << " " << Start.TargetVer() << ")";
+           
+           /* Show a summary of the target package if possible. In the case
+              of virtual packages we show nothing */    
+           pkgCache::PkgIterator Targ = Start.TargetPkg();
+           if (Targ->ProvidesList == 0)
            {
-              if (Cache[Targ].CandidateVerIter(Cache).end() == true)
+              out << ' ';
+              pkgCache::VerIterator Ver = Cache[Targ].InstVerIter(Cache);
+              if (Now == true)
+                 Ver = Targ.CurrentVer();
+                   
+              if (Ver.end() == false)
               {
-                 if (Targ->ProvidesList == 0)
-                    out << "it is not installable";
+                 if (Now == true)
+                    ioprintf(out,_("but %s is installed"),Ver.VerStr());
                  else
-                    out << "it is a virtual package";
-              }                  
+                    ioprintf(out,_("but %s is to be installed"),Ver.VerStr());
+              }               
               else
-                 out << "it is not installed";
-           }          
-        }
-        
-        out << endl;
+              {
+                 if (Cache[Targ].CandidateVerIter(Cache).end() == true)
+                 {
+                    if (Targ->ProvidesList == 0)
+                       out << _("but it is not installable");
+                    else
+                       out << _("but it is a virtual package");
+                 }               
+                 else
+                    out << (Now?_("but it is not installed"):_("but it is not going to be installed"));
+              }               
+           }
+           
+           if (Start != End)
+              out << _(" or");
+           out << endl;
+           
+           if (Start == End)
+              break;
+           Start++;
+        }       
       }            
    }   
 }
@@ -201,86 +364,132 @@ void ShowBroken(ostream &out,pkgDepCache &Cache)
 // ShowNew - Show packages to newly install                            /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-void ShowNew(ostream &out,pkgDepCache &Dep)
+void ShowNew(ostream &out,CacheFile &Cache)
 {
-   /* Print out a list of packages that are going to be removed extra
+   /* Print out a list of packages that are going to be installed extra
       to what the user asked */
-   pkgCache::PkgIterator I = Dep.PkgBegin();
    string List;
-   for (;I.end() != true; I++)
-      if (Dep[I].NewInstall() == true)
-        List += string(I.Name()) + " ";
-   ShowList(out,"The following NEW packages will be installed:",List);
+   string VersionsList;
+   for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
+   {
+      pkgCache::PkgIterator I(Cache,Cache.List[J]);
+      if (Cache[I].NewInstall() == true) {
+         List += string(I.Name()) + " ";
+         VersionsList += string(Cache[I].CandVersion) + "\n";
+      }
+   }
+   
+   ShowList(out,_("The following NEW packages will be installed:"),List,VersionsList);
 }
                                                                        /*}}}*/
 // ShowDel - Show packages to delete                                   /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-void ShowDel(ostream &out,pkgDepCache &Dep)
+void ShowDel(ostream &out,CacheFile &Cache)
 {
    /* Print out a list of packages that are going to be removed extra
       to what the user asked */
-   pkgCache::PkgIterator I = Dep.PkgBegin();
    string List;
-   for (;I.end() != true; I++)
-      if (Dep[I].Delete() == true)
-        List += string(I.Name()) + " ";
+   string VersionsList;
+   for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
+   {
+      pkgCache::PkgIterator I(Cache,Cache.List[J]);
+      if (Cache[I].Delete() == true)
+      {
+        if ((Cache[I].iFlags & pkgDepCache::Purge) == pkgDepCache::Purge)
+           List += string(I.Name()) + "* ";
+        else
+           List += string(I.Name()) + " ";
+     
+     VersionsList += string(Cache[I].CandVersion)+ "\n";
+      }
+   }
    
-   ShowList(out,"The following packages will be REMOVED:",List);
+   ShowList(out,_("The following packages will be REMOVED:"),List,VersionsList);
 }
                                                                        /*}}}*/
 // ShowKept - Show kept packages                                       /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-void ShowKept(ostream &out,pkgDepCache &Dep)
+void ShowKept(ostream &out,CacheFile &Cache)
 {
-   pkgCache::PkgIterator I = Dep.PkgBegin();
    string List;
-   for (;I.end() != true; I++)
+   string VersionsList;
+   for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
    {    
+      pkgCache::PkgIterator I(Cache,Cache.List[J]);
+      
       // Not interesting
-      if (Dep[I].Upgrade() == true || Dep[I].Upgradable() == false ||
-         I->CurrentVer == 0 || Dep[I].Delete() == true)
+      if (Cache[I].Upgrade() == true || Cache[I].Upgradable() == false ||
+         I->CurrentVer == 0 || Cache[I].Delete() == true)
         continue;
       
       List += string(I.Name()) + " ";
+      VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n";
    }
-   ShowList(out,"The following packages have been kept back",List);
+   ShowList(out,_("The following packages have been kept back:"),List,VersionsList);
 }
                                                                        /*}}}*/
 // ShowUpgraded - Show upgraded packages                               /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-void ShowUpgraded(ostream &out,pkgDepCache &Dep)
+void ShowUpgraded(ostream &out,CacheFile &Cache)
 {
-   pkgCache::PkgIterator I = Dep.PkgBegin();
    string List;
-   for (;I.end() != true; I++)
+   string VersionsList;
+   for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
    {
+      pkgCache::PkgIterator I(Cache,Cache.List[J]);
+      
+      // Not interesting
+      if (Cache[I].Upgrade() == false || Cache[I].NewInstall() == true)
+        continue;
+      
+      List += string(I.Name()) + " ";
+      VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n";
+   }
+   ShowList(out,_("The following packages will be upgraded:"),List,VersionsList);
+}
+                                                                       /*}}}*/
+// ShowDowngraded - Show downgraded packages                           /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool ShowDowngraded(ostream &out,CacheFile &Cache)
+{
+   string List;
+   string VersionsList;
+   for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
+   {
+      pkgCache::PkgIterator I(Cache,Cache.List[J]);
+      
       // Not interesting
-      if (Dep[I].Upgrade() == false || Dep[I].NewInstall() == true)
+      if (Cache[I].Downgrade() == false || Cache[I].NewInstall() == true)
         continue;
       
       List += string(I.Name()) + " ";
+      VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n";
    }
-   ShowList(out,"The following packages will be upgraded",List);
+   return ShowList(out,_("The following packages will be DOWNGRADED:"),List,VersionsList);
 }
                                                                        /*}}}*/
 // ShowHold - Show held but changed packages                           /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-bool ShowHold(ostream &out,pkgDepCache &Dep)
+bool ShowHold(ostream &out,CacheFile &Cache)
 {
-   pkgCache::PkgIterator I = Dep.PkgBegin();
    string List;
-   for (;I.end() != true; I++)
+   string VersionsList;
+   for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
    {
-      if (Dep[I].InstallVer != (pkgCache::Version *)I.CurrentVer() &&
-         I->SelectedState == pkgCache::State::Hold)
-        List += string(I.Name()) + " ";
+      pkgCache::PkgIterator I(Cache,Cache.List[J]);
+      if (Cache[I].InstallVer != (pkgCache::Version *)I.CurrentVer() &&
+          I->SelectedState == pkgCache::State::Hold) {
+         List += string(I.Name()) + " ";
+                VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n";
+      }
    }
 
-   return ShowList(out,"The following held packages will be changed:",List);
+   return ShowList(out,_("The following held packages will be changed:"),List,VersionsList);
 }
                                                                        /*}}}*/
 // ShowEssential - Show an essential package warning                   /*{{{*/
@@ -288,26 +497,29 @@ bool ShowHold(ostream &out,pkgDepCache &Dep)
 /* This prints out a warning message that is not to be ignored. It shows
    all essential packages and their dependents that are to be removed. 
    It is insanely risky to remove the dependents of an essential package! */
-bool ShowEssential(ostream &out,pkgDepCache &Dep)
+bool ShowEssential(ostream &out,CacheFile &Cache)
 {
-   pkgCache::PkgIterator I = Dep.PkgBegin();
    string List;
-   bool *Added = new bool[Dep.HeaderP->PackageCount];
-   for (unsigned int I = 0; I != Dep.HeaderP->PackageCount; I++)
+   string VersionsList;
+   bool *Added = new bool[Cache->Head().PackageCount];
+   for (unsigned int I = 0; I != Cache->Head().PackageCount; I++)
       Added[I] = false;
    
-   for (;I.end() != true; I++)
+   for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
    {
-      if ((I->Flags & pkgCache::Flag::Essential) != pkgCache::Flag::Essential)
+      pkgCache::PkgIterator I(Cache,Cache.List[J]);
+      if ((I->Flags & pkgCache::Flag::Essential) != pkgCache::Flag::Essential &&
+         (I->Flags & pkgCache::Flag::Important) != pkgCache::Flag::Important)
         continue;
       
       // The essential package is being removed
-      if (Dep[I].Delete() == true)
+      if (Cache[I].Delete() == true)
       {
         if (Added[I->ID] == false)
         {
            Added[I->ID] = true;
            List += string(I.Name()) + " ";
+        //VersionsList += string(Cache[I].CurVersion) + "\n"; ???
         }
       }
       
@@ -315,7 +527,7 @@ bool ShowEssential(ostream &out,pkgDepCache &Dep)
         continue;
 
       // Print out any essential package depenendents that are to be removed
-      for (pkgDepCache::DepIterator D = I.CurrentVer().DependsList(); D.end() == false; D++)
+      for (pkgCache::DepIterator D = I.CurrentVer().DependsList(); D.end() == false; D++)
       {
         // Skip everything but depends
         if (D->Type != pkgCache::Dep::PreDepends &&
@@ -323,24 +535,25 @@ bool ShowEssential(ostream &out,pkgDepCache &Dep)
            continue;
         
         pkgCache::PkgIterator P = D.SmartTargetPkg();
-        if (Dep[P].Delete() == true)
+        if (Cache[P].Delete() == true)
         {
            if (Added[P->ID] == true)
               continue;
            Added[P->ID] = true;
            
            char S[300];
-           sprintf(S,"%s (due to %s) ",P.Name(),I.Name());
+           snprintf(S,sizeof(S),_("%s (due to %s) "),P.Name(),I.Name());
            List += S;
+        //VersionsList += "\n"; ???
         }       
       }      
    }
    
    delete [] Added;
-   if (List.empty() == false)
-      out << "WARNING: The following essential packages will be removed" << endl;
-   return ShowList(out,"This should NOT be done unless you know exactly what you are doing!",List);
+   return ShowList(out,_("WARNING: The following essential packages will be removed.\n"
+                        "This should NOT be done unless you know exactly what you are doing!"),List,VersionsList);
 }
+
                                                                        /*}}}*/
 // Stats - Show some statistics                                                /*{{{*/
 // ---------------------------------------------------------------------
@@ -348,96 +561,196 @@ bool ShowEssential(ostream &out,pkgDepCache &Dep)
 void Stats(ostream &out,pkgDepCache &Dep)
 {
    unsigned long Upgrade = 0;
+   unsigned long Downgrade = 0;
    unsigned long Install = 0;
+   unsigned long ReInstall = 0;
    for (pkgCache::PkgIterator I = Dep.PkgBegin(); I.end() == false; I++)
    {
       if (Dep[I].NewInstall() == true)
         Install++;
       else
+      {
         if (Dep[I].Upgrade() == true)
            Upgrade++;
+        else
+           if (Dep[I].Downgrade() == true)
+              Downgrade++;
+      }
+      
+      if (Dep[I].Delete() == false && (Dep[I].iFlags & pkgDepCache::ReInstall) == pkgDepCache::ReInstall)
+        ReInstall++;
    }   
 
-   out << Upgrade << " packages upgraded, " << 
-      Install << " newly installed, " <<
-      Dep.DelCount() << " to remove and " << 
-      Dep.KeepCount() << " not upgraded." << endl;
+   ioprintf(out,_("%lu upgraded, %lu newly installed, "),
+           Upgrade,Install);
+   
+   if (ReInstall != 0)
+      ioprintf(out,_("%lu reinstalled, "),ReInstall);
+   if (Downgrade != 0)
+      ioprintf(out,_("%lu downgraded, "),Downgrade);
 
+   ioprintf(out,_("%lu to remove and %lu not upgraded.\n"),
+           Dep.DelCount(),Dep.KeepCount());
+   
    if (Dep.BadCount() != 0)
-      out << Dep.BadCount() << " packages not fully installed or removed." << endl;
+      ioprintf(out,_("%lu not fully installed or removed.\n"),
+              Dep.BadCount());
 }
                                                                        /*}}}*/
-
-// class CacheFile - Cover class for some dependency cache functions   /*{{{*/
+// CacheFile::NameComp - QSort compare by name                         /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-class CacheFile : public pkgCacheFile
+pkgCache *CacheFile::SortCache = 0;
+int CacheFile::NameComp(const void *a,const void *b)
 {
-   public:
+   if (*(pkgCache::Package **)a == 0 || *(pkgCache::Package **)b == 0)
+      return *(pkgCache::Package **)a - *(pkgCache::Package **)b;
    
-   bool CheckDeps(bool AllowBroken = false);
-   bool Open(bool WithLock = true) 
-   {
-      OpTextProgress Prog(*_config); 
-      return pkgCacheFile::Open(Prog,WithLock);
-   };
-};
+   const pkgCache::Package &A = **(pkgCache::Package **)a;
+   const pkgCache::Package &B = **(pkgCache::Package **)b;
+
+   return strcmp(SortCache->StrP + A.Name,SortCache->StrP + B.Name);
+}
+                                                                       /*}}}*/
+// CacheFile::Sort - Sort by name                                      /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void CacheFile::Sort()
+{
+   delete [] List;
+   List = new pkgCache::Package *[Cache->Head().PackageCount];
+   memset(List,0,sizeof(*List)*Cache->Head().PackageCount);
+   pkgCache::PkgIterator I = Cache->PkgBegin();
+   for (;I.end() != true; I++)
+      List[I->ID] = I;
+
+   SortCache = *this;
+   qsort(List,Cache->Head().PackageCount,sizeof(*List),NameComp);
+}
                                                                        /*}}}*/
-// CacheFile::Open - Open the cache file                               /*{{{*/
+// CacheFile::CheckDeps - Open the cache file                          /*{{{*/
 // ---------------------------------------------------------------------
 /* This routine generates the caches and then opens the dependency cache
    and verifies that the system is OK. */
 bool CacheFile::CheckDeps(bool AllowBroken)
 {
+   bool FixBroken = _config->FindB("APT::Get::Fix-Broken",false);
+
    if (_error->PendingError() == true)
       return false;
 
    // Check that the system is OK
-   if (Cache->DelCount() != 0 || Cache->InstCount() != 0)
-      return _error->Error("Internal Error, non-zero counts");
+   if (DCache->DelCount() != 0 || DCache->InstCount() != 0)
+      return _error->Error("Internal error, non-zero counts");
    
    // Apply corrections for half-installed packages
-   if (pkgApplyStatus(*Cache) == false)
+   if (pkgApplyStatus(*DCache) == false)
       return false;
    
+   if (_config->FindB("APT::Get::Fix-Policy-Broken",false) == true)
+   {
+      FixBroken = true;
+      if ((DCache->PolicyBrokenCount() > 0))
+      {
+        // upgrade all policy-broken packages with ForceImportantDeps=True
+        for (pkgCache::PkgIterator I = Cache->PkgBegin(); !I.end(); I++)
+           if ((*DCache)[I].NowPolicyBroken() == true) 
+              DCache->MarkInstall(I,true,0, false, true);
+      }
+   }
+
    // Nothing is broken
-   if (Cache->BrokenCount() == 0 || AllowBroken == true)
+   if (DCache->BrokenCount() == 0 || AllowBroken == true)
       return true;
 
    // Attempt to fix broken things
-   if (_config->FindB("APT::Get::Fix-Broken",false) == true)
+   if (FixBroken == true)
    {
-      c1out << "Correcting dependencies..." << flush;
-      if (pkgFixBroken(*Cache) == false || Cache->BrokenCount() != 0)
+      c1out << _("Correcting dependencies...") << flush;
+      if (pkgFixBroken(*DCache) == false || DCache->BrokenCount() != 0)
       {
-        c1out << " failed." << endl;
-        ShowBroken(c1out,*this);
+        c1out << _(" failed.") << endl;
+        ShowBroken(c1out,*this,true);
 
-        return _error->Error("Unable to correct dependencies");
+        return _error->Error(_("Unable to correct dependencies"));
       }
-      if (pkgMinimizeUpgrade(*Cache) == false)
-        return _error->Error("Unable to minimize the upgrade set");
+      if (pkgMinimizeUpgrade(*DCache) == false)
+        return _error->Error(_("Unable to minimize the upgrade set"));
       
-      c1out << " Done" << endl;
+      c1out << _(" Done") << endl;
    }
    else
    {
-      c1out << "You might want to run `apt-get -f install' to correct these." << endl;
-      ShowBroken(c1out,*this);
+      c1out << _("You might want to run `apt-get -f install' to correct these.") << endl;
+      ShowBroken(c1out,*this,true);
 
-      return _error->Error("Unmet dependencies. Try using -f.");
+      return _error->Error(_("Unmet dependencies. Try using -f."));
    }
       
    return true;
 }
                                                                        /*}}}*/
+// CheckAuth - check if each download comes form a trusted source      /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+static bool CheckAuth(pkgAcquire& Fetcher)
+{
+   string UntrustedList;
+   for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I < Fetcher.ItemsEnd(); ++I)
+   {
+      if (!(*I)->IsTrusted())
+      {
+         UntrustedList += string((*I)->ShortDesc()) + " ";
+      }
+   }
+
+   if (UntrustedList == "")
+   {
+      return true;
+   }
+        
+   ShowList(c2out,_("WARNING: The following packages cannot be authenticated!"),UntrustedList,"");
+
+   if (_config->FindB("APT::Get::AllowUnauthenticated",false) == true)
+   {
+      c2out << _("Authentication warning overridden.\n");
+      return true;
+   }
 
+   if (_config->FindI("quiet",0) < 2
+       && _config->FindB("APT::Get::Assume-Yes",false) == false)
+   {
+      c2out << _("Install these packages without verification [y/N]? ") << flush;
+      if (!YnPrompt(false))
+         return _error->Error(_("Some packages could not be authenticated"));
+
+      return true;
+   }
+   else if (_config->FindB("APT::Get::Force-Yes",false) == true)
+   {
+      return true;
+   }
+
+   return _error->Error(_("There are problems and -y was used without --force-yes"));
+}
+                                                                       /*}}}*/
 // InstallPackages - Actually download and install the packages                /*{{{*/
 // ---------------------------------------------------------------------
 /* This displays the informative messages describing what is going to 
    happen and then calls the download routines */
-bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey = true)
+bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
+                    bool Safety = true)
 {
+   if (_config->FindB("APT::Get::Purge",false) == true)
+   {
+      pkgCache::PkgIterator I = Cache->PkgBegin();
+      for (; I.end() == false; I++)
+      {
+        if (I.Purge() == false && Cache[I].Mode == pkgDepCache::ModeDelete)
+           Cache->MarkDelete(I,true);
+      }
+   }
+   
    bool Fail = false;
    bool Essential = false;
    
@@ -447,28 +760,40 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
    if (ShwKept == true)
       ShowKept(c1out,Cache);
    Fail |= !ShowHold(c1out,Cache);
-   if (_config->FindB("APT::Get::Show-Upgraded",false) == true)
+   if (_config->FindB("APT::Get::Show-Upgraded",true) == true)
       ShowUpgraded(c1out,Cache);
-   Essential = !ShowEssential(c1out,Cache);
+   Fail |= !ShowDowngraded(c1out,Cache);
+   if (_config->FindB("APT::Get::Download-Only",false) == false)
+        Essential = !ShowEssential(c1out,Cache);
    Fail |= Essential;
    Stats(c1out,Cache);
-   
+
    // Sanity check
    if (Cache->BrokenCount() != 0)
    {
-      ShowBroken(c1out,Cache);
-      return _error->Error("Internal Error, InstallPackages was called with broken packages!");
+      ShowBroken(c1out,Cache,false);
+      return _error->Error(_("Internal error, InstallPackages was called with broken packages!"));
    }
 
-   if (Cache->DelCount() == 0 && Cache->InstCount() == 0 && 
+   if (Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
        Cache->BadCount() == 0)
       return true;
 
+   // No remove flag
+   if (Cache->DelCount() != 0 && _config->FindB("APT::Get::Remove",true) == false)
+      return _error->Error(_("Packages need to be removed but remove is disabled."));
+       
    // Run the simulator ..
    if (_config->FindB("APT::Get::Simulate") == true)
    {
       pkgSimulate PM(Cache);
-      return PM.DoInstall();
+      int status_fd = _config->FindI("APT::Status-Fd",-1);
+      pkgPackageManager::OrderResult Res = PM.DoInstall(status_fd);
+      if (Res == pkgPackageManager::Failed)
+        return false;
+      if (Res != pkgPackageManager::Completed)
+        return _error->Error(_("Internal error, Ordering didn't finish"));
+      return true;
    }
    
    // Create the text record parser
@@ -478,11 +803,12 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
    
    // Lock the archive directory
    FileFd Lock;
-   if (_config->FindB("Debug::NoLocking",false) == false)
+   if (_config->FindB("Debug::NoLocking",false) == false &&
+       _config->FindB("APT::Get::Print-URIs") == false)
    {
       Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
       if (_error->PendingError() == true)
-        return _error->Error("Unable to lock the download directory");
+        return _error->Error(_("Unable to lock the download directory"));
    }
    
    // Create the download object
@@ -492,84 +818,104 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
    // Read the source list
    pkgSourceList List;
    if (List.ReadMainList() == false)
-      return _error->Error("The list of sources could not be read.");
+      return _error->Error(_("The list of sources could not be read."));
    
    // Create the package manager and prepare to download
-   pkgDPkgPM PM(Cache);
-   if (PM.GetArchives(&Fetcher,&List,&Recs) == false || 
+   SPtr<pkgPackageManager> PM= _system->CreatePM(Cache);
+   if (PM->GetArchives(&Fetcher,&List,&Recs) == false || 
        _error->PendingError() == true)
       return false;
 
    // Display statistics
-   unsigned long FetchBytes = Fetcher.FetchNeeded();
-   unsigned long FetchPBytes = Fetcher.PartialPresent();
-   unsigned long DebBytes = Fetcher.TotalNeeded();
+   double FetchBytes = Fetcher.FetchNeeded();
+   double FetchPBytes = Fetcher.PartialPresent();
+   double DebBytes = Fetcher.TotalNeeded();
    if (DebBytes != Cache->DebSize())
    {
       c0out << DebBytes << ',' << Cache->DebSize() << endl;
-      c0out << "How odd.. The sizes didn't match, email apt@packages.debian.org" << endl;
+      c0out << _("How odd.. The sizes didn't match, email apt@packages.debian.org") << endl;
    }
-
-   // Check for enough free space
-   struct statfs Buf;
-   string OutputDir = _config->FindDir("Dir::Cache::Archives");
-   if (statfs(OutputDir.c_str(),&Buf) != 0)
-      return _error->Errno("statfs","Couldn't determine free space in %s",
-                          OutputDir.c_str());
-   if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)
-      return _error->Error("Sorry, you don't have enough free space in %s",
-                          OutputDir.c_str());
    
    // Number of bytes
-   c1out << "Need to get ";
    if (DebBytes != FetchBytes)
-      c1out << SizeToStr(FetchBytes) << "b/" << SizeToStr(DebBytes) << 'b';
-   else
-      c1out << SizeToStr(DebBytes) << 'b';
-      
-   c1out << " of archives. After unpacking ";
-   
+      ioprintf(c1out,_("Need to get %sB/%sB of archives.\n"),
+              SizeToStr(FetchBytes).c_str(),SizeToStr(DebBytes).c_str());
+   else if (DebBytes != 0)
+      ioprintf(c1out,_("Need to get %sB of archives.\n"),
+              SizeToStr(DebBytes).c_str());
+
    // Size delta
    if (Cache->UsrSize() >= 0)
-      c1out << SizeToStr(Cache->UsrSize()) << "b will be used." << endl;
+      ioprintf(c1out,_("After this operation, %sB of additional disk space will be used.\n"),
+              SizeToStr(Cache->UsrSize()).c_str());
    else
-      c1out << SizeToStr(-1*Cache->UsrSize()) << "b will be freed." << endl;
+      ioprintf(c1out,_("After this operation, %sB disk space will be freed.\n"),
+              SizeToStr(-1*Cache->UsrSize()).c_str());
 
    if (_error->PendingError() == true)
       return false;
 
+   /* Check for enough free space, but only if we are actually going to
+      download */
+   if (_config->FindB("APT::Get::Print-URIs") == false &&
+       _config->FindB("APT::Get::Download",true) == true)
+   {
+      struct statvfs Buf;
+      string OutputDir = _config->FindDir("Dir::Cache::Archives");
+      if (statvfs(OutputDir.c_str(),&Buf) != 0)
+        return _error->Errno("statvfs",_("Couldn't determine free space in %s"),
+                             OutputDir.c_str());
+      if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)
+      {
+         struct statfs Stat;
+         if (statfs(OutputDir.c_str(),&Stat) != 0 ||
+                        unsigned(Stat.f_type) != RAMFS_MAGIC)
+            return _error->Error(_("You don't have enough free space in %s."),
+                OutputDir.c_str());
+      }
+   }
+   
    // Fail safe check
    if (_config->FindI("quiet",0) >= 2 ||
        _config->FindB("APT::Get::Assume-Yes",false) == true)
    {
       if (Fail == true && _config->FindB("APT::Get::Force-Yes",false) == false)
-        return _error->Error("There are problems and -y was used without --force-yes");
+        return _error->Error(_("There are problems and -y was used without --force-yes"));
    }         
 
-   if (Essential == true && Saftey == true)
+   if (Essential == true && Safety == true)
    {
-      c2out << "You are about to do something potentially harmful" << endl;
-      c2out << "To continue type in the phrase 'Yes, I understand this may be bad'" << endl;
-      c2out << " ?] " << flush;
-      if (AnalPrompt("Yes, I understand this may be bad") == false)
+      if (_config->FindB("APT::Get::Trivial-Only",false) == true)
+        return _error->Error(_("Trivial Only specified but this is not a trivial operation."));
+      
+      const char *Prompt = _("Yes, do as I say!");
+      ioprintf(c2out,
+              _("You are about to do something potentially harmful.\n"
+                "To continue type in the phrase '%s'\n"
+                " ?] "),Prompt);
+      c2out << flush;
+      if (AnalPrompt(Prompt) == false)
       {
-        c2out << "Abort." << endl;
+        c2out << _("Abort.") << endl;
         exit(1);
       }     
    }
    else
-   {
+   {      
       // Prompt to continue
       if (Ask == true || Fail == true)
       {            
+        if (_config->FindB("APT::Get::Trivial-Only",false) == true)
+           return _error->Error(_("Trivial Only specified but this is not a trivial operation."));
+        
         if (_config->FindI("quiet",0) < 2 &&
             _config->FindB("APT::Get::Assume-Yes",false) == false)
         {
-           c2out << "Do you want to continue? [Y/n] " << flush;
+           c2out << _("Do you want to continue [Y/n]? ") << flush;
         
            if (YnPrompt() == false)
            {
-              c2out << "Abort." << endl;
+              c2out << _("Abort.") << endl;
               exit(1);
            }     
         }       
@@ -582,66 +928,423 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey =
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
       for (; I != Fetcher.UriEnd(); I++)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
-              I->Owner->FileSize << ' ' << I->Owner->MD5Sum() << endl;
+              I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;
       return true;
    }
-   
-   // Run it
-   if (Fetcher.Run() == false)
+
+   if (!CheckAuth(Fetcher))
       return false;
 
-   // Print out errors
-   bool Failed = false;
-   bool Transient = false;
-   for (pkgAcquire::Item **I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
+   /* Unlock the dpkg lock if we are not going to be doing an install
+      after. */
+   if (_config->FindB("APT::Get::Download-Only",false) == true)
+      _system->UnLock();
+   
+   // Run it
+   while (1)
    {
-      if ((*I)->Status == pkgAcquire::Item::StatDone &&
-         (*I)->Complete == true)
-        continue;
+      bool Transient = false;
+      if (_config->FindB("APT::Get::Download",true) == false)
+      {
+        for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I < Fetcher.ItemsEnd();)
+        {
+           if ((*I)->Local == true)
+           {
+              I++;
+              continue;
+           }
+
+           // Close the item and check if it was found in cache
+           (*I)->Finished();
+           if ((*I)->Complete == false)
+              Transient = true;
+           
+           // Clear it out of the fetch list
+           delete *I;
+           I = Fetcher.ItemsBegin();
+        }       
+      }
+      
+      if (Fetcher.Run() == pkgAcquire::Failed)
+        return false;
       
-      if ((*I)->Status == pkgAcquire::Item::StatIdle)
+      // Print out errors
+      bool Failed = false;
+      for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
       {
-        Transient = true;
+        if ((*I)->Status == pkgAcquire::Item::StatDone &&
+            (*I)->Complete == true)
+           continue;
+        
+        if ((*I)->Status == pkgAcquire::Item::StatIdle)
+        {
+           Transient = true;
+           // Failed = true;
+           continue;
+        }
+
+        fprintf(stderr,_("Failed to fetch %s  %s\n"),(*I)->DescURI().c_str(),
+                (*I)->ErrorText.c_str());
         Failed = true;
-        continue;
       }
-      
-      cerr << "Failed to fetch " << (*I)->DescURI() << endl;
-      cerr << "  " << (*I)->ErrorText << endl;
-      Failed = true;
-   }
 
-   if (_config->FindB("APT::Get::Download-Only",false) == true)
-      return true;
-   
-   if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false)
-   {
-      if (Transient == true)
+      /* If we are in no download mode and missing files and there were
+         'failures' then the user must specify -m. Furthermore, there 
+         is no such thing as a transient error in no-download mode! */
+      if (Transient == true &&
+         _config->FindB("APT::Get::Download",true) == false)
       {
-        c2out << "Upgrading with disk swapping is not supported in this version." << endl;
-        c2out << "Try running multiple times with --fix-missing" << endl;
+        Transient = false;
+        Failed = true;
       }
       
-      return _error->Error("Unable to fetch some archives, maybe try with --fix-missing?");
-   }
-   
-   // Try to deal with missing package files
-   if (PM.FixMissing() == false)
-   {
-      cerr << "Unable to correct missing packages." << endl;
-      return _error->Error("Aborting Install.");
-   }
+      if (_config->FindB("APT::Get::Download-Only",false) == true)
+      {
+        if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false)
+           return _error->Error(_("Some files failed to download"));
+        c1out << _("Download complete and in download only mode") << endl;
+        return true;
+      }
+      
+      if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false)
+      {
+        return _error->Error(_("Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?"));
+      }
+      
+      if (Transient == true && Failed == true)
+        return _error->Error(_("--fix-missing and media swapping is not currently supported"));
+      
+      // Try to deal with missing package files
+      if (Failed == true && PM->FixMissing() == false)
+      {
+        cerr << _("Unable to correct missing packages.") << endl;
+        return _error->Error(_("Aborting install."));
+      }
+
+      _system->UnLock();
+      int status_fd = _config->FindI("APT::Status-Fd",-1);
+      pkgPackageManager::OrderResult Res = PM->DoInstall(status_fd);
+      if (Res == pkgPackageManager::Failed || _error->PendingError() == true)
+        return false;
+      if (Res == pkgPackageManager::Completed)
+        return true;
+      
+      // Reload the fetcher object and loop again for media swapping
+      Fetcher.Shutdown();
+      if (PM->GetArchives(&Fetcher,&List,&Recs) == false)
+        return false;
+      
+      _system->Lock();
+   }   
+}
+                                                                       /*}}}*/
+// TryToInstall - Try to install a single package                      /*{{{*/
+// ---------------------------------------------------------------------
+/* This used to be inlined in DoInstall, but with the advent of regex package
+   name matching it was split out.. */
+bool TryToInstall(pkgCache::PkgIterator Pkg,pkgDepCache &Cache,
+                 pkgProblemResolver &Fix,bool Remove,bool BrokenFix,
+                 unsigned int &ExpectedInst,bool AllowFail = true)
+{
+   /* This is a pure virtual package and there is a single available 
+      provides */
+   if (Cache[Pkg].CandidateVer == 0 && Pkg->ProvidesList != 0 &&
+       Pkg.ProvidesList()->NextProvides == 0)
+   {
+      pkgCache::PkgIterator Tmp = Pkg.ProvidesList().OwnerPkg();
+      ioprintf(c1out,_("Note, selecting %s instead of %s\n"),
+              Tmp.Name(),Pkg.Name());
+      Pkg = Tmp;
+   }
+   
+   // Handle the no-upgrade case
+   if (_config->FindB("APT::Get::upgrade",true) == false &&
+       Pkg->CurrentVer != 0)
+   {
+      if (AllowFail == true)
+        ioprintf(c1out,_("Skipping %s, it is already installed and upgrade is not set.\n"),
+                 Pkg.Name());
+      return true;
+   }
+   
+   // Check if there is something at all to install
+   pkgDepCache::StateCache &State = Cache[Pkg];
+   if (Remove == true && Pkg->CurrentVer == 0)
+   {
+      Fix.Clear(Pkg);
+      Fix.Protect(Pkg);
+      Fix.Remove(Pkg);
+      
+      /* We want to continue searching for regex hits, so we return false here
+         otherwise this is not really an error. */
+      if (AllowFail == false)
+        return false;
+      
+      ioprintf(c1out,_("Package %s is not installed, so not removed\n"),Pkg.Name());
+      return true;
+   }
    
-   Cache.ReleaseLock();
-   return PM.DoInstall();
+   if (State.CandidateVer == 0 && Remove == false)
+   {
+      if (AllowFail == false)
+        return false;
+      
+      if (Pkg->ProvidesList != 0)
+      {
+        ioprintf(c1out,_("Package %s is a virtual package provided by:\n"),
+                 Pkg.Name());
+        
+        pkgCache::PrvIterator I = Pkg.ProvidesList();
+        for (; I.end() == false; I++)
+        {
+           pkgCache::PkgIterator Pkg = I.OwnerPkg();
+           
+           if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer())
+           {
+              if (Cache[Pkg].Install() == true && Cache[Pkg].NewInstall() == false)
+                 c1out << "  " << Pkg.Name() << " " << I.OwnerVer().VerStr() <<
+                 _(" [Installed]") << endl;
+              else
+                 c1out << "  " << Pkg.Name() << " " << I.OwnerVer().VerStr() << endl;
+           }      
+        }
+        c1out << _("You should explicitly select one to install.") << endl;
+      }
+      else
+      {
+        ioprintf(c1out,
+        _("Package %s is not available, but is referred to by another package.\n"
+          "This may mean that the package is missing, has been obsoleted, or\n"
+           "is only available from another source\n"),Pkg.Name());
+        
+        string List;
+        string VersionsList;
+        SPtrArray<bool> Seen = new bool[Cache.Head().PackageCount];
+        memset(Seen,0,Cache.Head().PackageCount*sizeof(*Seen));
+        pkgCache::DepIterator Dep = Pkg.RevDependsList();
+        for (; Dep.end() == false; Dep++)
+        {
+           if (Dep->Type != pkgCache::Dep::Replaces)
+              continue;
+           if (Seen[Dep.ParentPkg()->ID] == true)
+              continue;
+           Seen[Dep.ParentPkg()->ID] = true;
+           List += string(Dep.ParentPkg().Name()) + " ";
+        //VersionsList += string(Dep.ParentPkg().CurVersion) + "\n"; ???
+        }          
+        ShowList(c1out,_("However the following packages replace it:"),List,VersionsList);
+      }
+      
+      _error->Error(_("Package %s has no installation candidate"),Pkg.Name());
+      return false;
+   }
+
+   Fix.Clear(Pkg);
+   Fix.Protect(Pkg);   
+   if (Remove == true)
+   {
+      Fix.Remove(Pkg);
+      Cache.MarkDelete(Pkg,_config->FindB("APT::Get::Purge",false));
+      return true;
+   }
+   
+   // Install it
+   Cache.MarkInstall(Pkg,false);
+   if (State.Install() == false)
+   {
+      if (_config->FindB("APT::Get::ReInstall",false) == true)
+      {
+        if (Pkg->CurrentVer == 0 || Pkg.CurrentVer().Downloadable() == false)
+           ioprintf(c1out,_("Reinstallation of %s is not possible, it cannot be downloaded.\n"),
+                    Pkg.Name());
+        else
+           Cache.SetReInstall(Pkg,true);
+      }      
+      else
+      {
+        if (AllowFail == true)
+           ioprintf(c1out,_("%s is already the newest version.\n"),
+                    Pkg.Name());
+      }      
+   }   
+   else
+      ExpectedInst++;
+   
+   // Install it with autoinstalling enabled (if we not respect the minial
+   // required deps or the policy)
+   if ((State.InstBroken() == true || State.InstPolicyBroken() == true) && BrokenFix == false)
+      Cache.MarkInstall(Pkg,true);
+
+   return true;
 }
                                                                        /*}}}*/
+// TryToChangeVer - Try to change a candidate version                  /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool TryToChangeVer(pkgCache::PkgIterator Pkg,pkgDepCache &Cache,
+                   const char *VerTag,bool IsRel)
+{
+   pkgVersionMatch Match(VerTag,(IsRel == true?pkgVersionMatch::Release : 
+                                pkgVersionMatch::Version));
+   
+   pkgCache::VerIterator Ver = Match.Find(Pkg);
+                        
+   if (Ver.end() == true)
+   {
+      if (IsRel == true)
+        return _error->Error(_("Release '%s' for '%s' was not found"),
+                             VerTag,Pkg.Name());
+      return _error->Error(_("Version '%s' for '%s' was not found"),
+                          VerTag,Pkg.Name());
+   }
+   
+   if (strcmp(VerTag,Ver.VerStr()) != 0)
+   {
+      ioprintf(c1out,_("Selected version %s (%s) for %s\n"),
+              Ver.VerStr(),Ver.RelStr().c_str(),Pkg.Name());
+   }
+   
+   Cache.SetCandidateVersion(Ver);
+   return true;
+}
+                                                                       /*}}}*/
+// FindSrc - Find a source record                                      /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
+                              pkgSrcRecords &SrcRecs,string &Src,
+                              pkgDepCache &Cache)
+{
+   // We want to pull the version off the package specification..
+   string VerTag;
+   string TmpSrc = Name;
+   string::size_type Slash = TmpSrc.rfind('=');
 
+   // honor default release
+   string DefRel = _config->Find("APT::Default-Release");
+   pkgCache::PkgIterator Pkg = Cache.FindPkg(TmpSrc);
+
+   if (Slash != string::npos)
+   {
+      VerTag = string(TmpSrc.begin() + Slash + 1,TmpSrc.end());
+      TmpSrc = string(TmpSrc.begin(),TmpSrc.begin() + Slash);
+   } 
+   else  if(!Pkg.end() && DefRel.empty() == false)
+   {
+      // we have a default release, try to locate the pkg. we do it like
+      // this because GetCandidateVer() will not "downgrade", that means
+      // "apt-get source -t stable apt" won't work on a unstable system
+      for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; 
+          Ver++)
+      {
+        for (pkgCache::VerFileIterator VF = Ver.FileList(); VF.end() == false;
+             VF++)
+        {
+           /* If this is the status file, and the current version is not the
+              version in the status file (ie it is not installed, or somesuch)
+              then it is not a candidate for installation, ever. This weeds
+              out bogus entries that may be due to config-file states, or
+              other. */
+           if ((VF.File()->Flags & pkgCache::Flag::NotSource) == 
+               pkgCache::Flag::NotSource && Pkg.CurrentVer() != Ver)
+           continue;
+           
+           //std::cout << VF.File().Archive() << std::endl;
+           if(VF.File().Archive() && (VF.File().Archive() == DefRel)) 
+           {
+              VerTag = Ver.VerStr();
+              break;
+           }
+        }
+      }
+   }
+
+   /* Lookup the version of the package we would install if we were to
+      install a version and determine the source package name, then look
+      in the archive for a source package of the same name. */
+   bool MatchSrcOnly = _config->FindB("APT::Get::Only-Source");
+   if (MatchSrcOnly == false)
+   {
+      if (Pkg.end() == false)
+      {
+        pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg);
+        if (Ver.end() == false)
+        {
+           pkgRecords::Parser &Parse = Recs.Lookup(Ver.FileList());
+           Src = Parse.SourcePkg();
+        }
+      }   
+   }
+
+   // The best hit
+   pkgSrcRecords::Parser *Last = 0;
+   unsigned long Offset = 0;
+   string Version;
+   bool IsMatch = false;
+
+   // No source package name..
+   if (Src.empty() == true)
+      Src = TmpSrc;
+   else 
+      // if we have a source pkg name, make sure to only search
+      // for srcpkg names, otherwise apt gets confused if there
+      // is a binary package "pkg1" and a source package "pkg1"
+      // with the same name but that comes from different packages
+      MatchSrcOnly = true;
+   
+   // If we are matching by version then we need exact matches to be happy
+   if (VerTag.empty() == false)
+      IsMatch = true;
+   
+   /* Iterate over all of the hits, which includes the resulting
+      binary packages in the search */
+   pkgSrcRecords::Parser *Parse;
+   SrcRecs.Restart();
+   while ((Parse = SrcRecs.Find(Src.c_str(), MatchSrcOnly)) != 0)
+   {
+      string Ver = Parse->Version();
+
+      // show name mismatches
+      if (IsMatch == true && Parse->Package() != Src)       
+        ioprintf(c1out,  _("No source package '%s' picking '%s' instead\n"), Parse->Package().c_str(), Src.c_str());
+      
+      if (VerTag.empty() == false)
+      {
+        /* Don't want to fall through because we are doing exact version 
+           matching. */
+        if (Cache.VS().CmpVersion(VerTag,Ver) != 0)
+           continue;
+        
+        Last = Parse;
+        Offset = Parse->Offset();
+        break;
+      }
+                                 
+      // Newer version or an exact match
+      if (Last == 0 || Cache.VS().CmpVersion(Version,Ver) < 0 || 
+         (Parse->Package() == Src && IsMatch == false))
+      {
+        IsMatch = Parse->Package() == Src;
+        Last = Parse;
+        Offset = Parse->Offset();
+        Version = Ver;
+      }      
+   }
+   
+   if (Last == 0 || Last->Jump(Offset) == false)
+      return 0;
+   
+   return Last;
+}
+                                                                       /*}}}*/
 // DoUpdate - Update the package lists                                 /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-bool DoUpdate(CommandLine &)
+bool DoUpdate(CommandLine &CmdL)
 {
+   if (CmdL.FileSize() != 1)
+      return _error->Error(_("The update command takes no arguments"));
+   
    // Get the source list
    pkgSourceList List;
    if (List.ReadMainList() == false)
@@ -653,39 +1356,109 @@ bool DoUpdate(CommandLine &)
    {
       Lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
       if (_error->PendingError() == true)
-        return _error->Error("Unable to lock the list directory");
+        return _error->Error(_("Unable to lock the list directory"));
    }
    
-   // Create the download object
+   // Create the progress
    AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));
-   pkgAcquire Fetcher(&Stat);
-   
-   // Populate it with the source selection
-   pkgSourceList::const_iterator I;
-   for (I = List.begin(); I != List.end(); I++)
+      
+   // Just print out the uris an exit if the --print-uris flag was used
+   if (_config->FindB("APT::Get::Print-URIs") == true)
    {
-      new pkgAcqIndex(&Fetcher,I);
-      if (_error->PendingError() == true)
+      // get a fetcher
+      pkgAcquire Fetcher(&Stat);
+
+      // Populate it with the source selection and get all Indexes 
+      // (GetAll=true)
+      if (List.GetIndexes(&Fetcher,true) == false)
         return false;
+
+      pkgAcquire::UriIterator I = Fetcher.UriBegin();
+      for (; I != Fetcher.UriEnd(); I++)
+        cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
+              I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;
+      return true;
    }
-   
-   // Run it
-   if (Fetcher.Run() == false)
-      return false;
 
-   // Clean out any old list files
-   if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false ||
-       Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false)
-      return false;
-   
-   // Prepare the cache.   
+   // do the work
    CacheFile Cache;
-   if (Cache.Open() == false)
+   if (_config->FindB("APT::Get::Download",true) == true)
+       ListUpdate(Stat, List);
+
+   // Rebuild the cache.   
+   if (Cache.BuildCaches() == false)
       return false;
    
    return true;
 }
                                                                        /*}}}*/
+// DoAutomaticRemove - Remove all automatic unused packages            /*{{{*/
+// ---------------------------------------------------------------------
+/* Remove unused automatic packages */
+bool DoAutomaticRemove(CacheFile &Cache)
+{
+   bool Debug = _config->FindI("Debug::pkgAutoRemove",false);
+   bool doAutoRemove = _config->FindB("APT::Get::AutomaticRemove", false);
+   bool hideAutoRemove = _config->FindB("APT::Get::HideAutoRemove");
+   pkgDepCache::ActionGroup group(*Cache);
+
+   if(Debug)
+      std::cout << "DoAutomaticRemove()" << std::endl;
+
+   if (_config->FindB("APT::Get::Remove",true) == false &&
+       doAutoRemove == true)
+   {
+      c1out << _("We are not supposed to delete stuff, can't start "
+                "AutoRemover") << std::endl;
+      doAutoRemove = false;
+   }
+
+   string autoremovelist, autoremoveversions;
+   // look over the cache to see what can be removed
+   for (pkgCache::PkgIterator Pkg = Cache->PkgBegin(); ! Pkg.end(); ++Pkg)
+   {
+      if (Cache[Pkg].Garbage)
+      {
+        if(Pkg.CurrentVer() != 0 || Cache[Pkg].Install())
+           if(Debug)
+              std::cout << "We could delete %s" <<  Pkg.Name() << std::endl;
+         
+        // only show stuff in the list that is not yet marked for removal
+        if(Cache[Pkg].Delete() == false) 
+        {
+           autoremovelist += string(Pkg.Name()) + " ";
+           autoremoveversions += string(Cache[Pkg].CandVersion) + "\n";
+        }
+        if (doAutoRemove)
+        {
+           if(Pkg.CurrentVer() != 0 && 
+              Pkg->CurrentState != pkgCache::State::ConfigFiles)
+              Cache->MarkDelete(Pkg, _config->FindB("APT::Get::Purge", false));
+           else
+              Cache->MarkKeep(Pkg, false, false);
+        }
+      }
+   }
+   if (!hideAutoRemove) 
+      ShowList(c1out, _("The following packages were automatically installed and are no longer required:"), autoremovelist, autoremoveversions);
+   if (!doAutoRemove && !hideAutoRemove && autoremovelist.size() > 0)
+      c1out << _("Use 'apt-get autoremove' to remove them.") << std::endl;
+
+   // Now see if we destroyed anything
+   if (Cache->BrokenCount() != 0)
+   {
+      c1out << _("Hmm, seems like the AutoRemover destroyed something which really\n"
+                "shouldn't happen. Please file a bug report against apt.") << endl;
+      c1out << endl;
+      c1out << _("The following information may help to resolve the situation:") << endl;
+      c1out << endl;
+      ShowBroken(c1out,Cache,false);
+
+      return _error->Error(_("Internal Error, AutoRemover broke stuff"));
+   }
+   return true;
+}
+                                                                       /*}}}*/
 // DoUpgrade - Upgrade all packages                                    /*{{{*/
 // ---------------------------------------------------------------------
 /* Upgrade all packages without installing new packages or erasing old
@@ -693,26 +1466,82 @@ bool DoUpdate(CommandLine &)
 bool DoUpgrade(CommandLine &CmdL)
 {
    CacheFile Cache;
-   if (Cache.Open() == false || Cache.CheckDeps() == false)
+   if (Cache.OpenForInstall() == false || Cache.CheckDeps() == false)
       return false;
 
    // Do the upgrade
    if (pkgAllUpgrade(Cache) == false)
    {
-      ShowBroken(c1out,Cache);
-      return _error->Error("Internal Error, AllUpgrade broke stuff");
+      ShowBroken(c1out,Cache,false);
+      return _error->Error(_("Internal error, AllUpgrade broke stuff"));
    }
    
    return InstallPackages(Cache,true);
 }
                                                                        /*}}}*/
+// DoInstallTask - Install task from the command line                  /*{{{*/
+// ---------------------------------------------------------------------
+/* Install named task */
+bool TryInstallTask(pkgDepCache &Cache, pkgProblemResolver &Fix, 
+                   bool BrokenFix,
+                   unsigned int& ExpectedInst, 
+                   const char *taskname,
+                   bool Remove)
+{
+   const char *start, *end;
+   pkgCache::PkgIterator Pkg;
+   char buf[64*1024];
+   regex_t Pattern;
+
+   // get the records
+   pkgRecords Recs(Cache);
+
+   // build regexp for the task
+   char S[300];
+   snprintf(S, sizeof(S), "^Task:.*[, ]%s([, ]|$)", taskname);
+   if(regcomp(&Pattern,S, REG_EXTENDED | REG_NOSUB | REG_NEWLINE) != 0)
+      return _error->Error("Failed to compile task regexp");
+   
+   bool found = false;
+   bool res = true;
+
+   // two runs, first ignore dependencies, second install any missing
+   for(int IgnoreBroken=1; IgnoreBroken >= 0; IgnoreBroken--)
+   {
+      for (Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+      {
+        pkgCache::VerIterator ver = Cache[Pkg].CandidateVerIter(Cache);
+        if(ver.end())
+           continue;
+        pkgRecords::Parser &parser = Recs.Lookup(ver.FileList());
+        parser.GetRec(start,end);
+        strncpy(buf, start, end-start);
+        buf[end-start] = 0x0;
+        if (regexec(&Pattern,buf,0,0,0) != 0)
+           continue;
+        res &= TryToInstall(Pkg,Cache,Fix,Remove,IgnoreBroken,ExpectedInst);
+        found = true;
+      }
+   }
+   
+   // now let the problem resolver deal with any issues
+   Fix.Resolve(true);
+
+   if(!found)
+      _error->Error(_("Couldn't find task %s"),taskname);
+
+   regfree(&Pattern);
+   return res;
+}
+                                                                       /*}}}*/
 // DoInstall - Install packages from the command line                  /*{{{*/
 // ---------------------------------------------------------------------
 /* Install named packages */
 bool DoInstall(CommandLine &CmdL)
 {
    CacheFile Cache;
-   if (Cache.Open() == false || Cache.CheckDeps(CmdL.FileSize() != 1) == false)
+   if (Cache.OpenForInstall() == false || 
+       Cache.CheckDeps(CmdL.FileSize() != 1) == false)
       return false;
    
    // Enter the special broken fixing mode if the user specified arguments
@@ -720,6 +1549,7 @@ bool DoInstall(CommandLine &CmdL)
    if (Cache->BrokenCount() != 0)
       BrokenFix = true;
    
+   unsigned int AutoMarkChanged = 0;
    unsigned int ExpectedInst = 0;
    unsigned int Packages = 0;
    pkgProblemResolver Fix(Cache);
@@ -727,156 +1557,207 @@ bool DoInstall(CommandLine &CmdL)
    bool DefRemove = false;
    if (strcasecmp(CmdL.FileList[0],"remove") == 0)
       DefRemove = true;
-   
-   for (const char **I = CmdL.FileList + 1; *I != 0; I++)
+   else if (strcasecmp(CmdL.FileList[0], "purge") == 0)
    {
-      // Duplicate the string
-      unsigned int Length = strlen(*I);
-      char S[300];
-      if (Length >= sizeof(S))
-        continue;
-      strcpy(S,*I);
-      
-      // See if we are removing the package
-      bool Remove = DefRemove;
-      if (Cache->FindPkg(S).end() == true)
+      _config->Set("APT::Get::Purge", true);
+      DefRemove = true;
+   }
+   else if (strcasecmp(CmdL.FileList[0], "autoremove") == 0)
+   {
+      _config->Set("APT::Get::AutomaticRemove", "true");
+      DefRemove = true;
+   }
+   // new scope for the ActionGroup
+   {
+      pkgDepCache::ActionGroup group(Cache);
+      for (const char **I = CmdL.FileList + 1; *I != 0; I++)
       {
-        // Handle an optional end tag indicating what to do
-        if (S[Length - 1] == '-')
-        {
-           Remove = true;
-           S[--Length] = 0;
-        }
-        if (S[Length - 1] == '+')
+        // Duplicate the string
+        unsigned int Length = strlen(*I);
+        char S[300];
+        if (Length >= sizeof(S))
+           continue;
+        strcpy(S,*I);
+      
+        // See if we are removing and special indicators..
+        bool Remove = DefRemove;
+        char *VerTag = 0;
+        bool VerIsRel = false;
+
+         // this is a task!
+         if (Length >= 1 && S[Length - 1] == '^')
+         {
+            S[--Length] = 0;
+            // tasks must always be confirmed
+            ExpectedInst += 1000;
+            // see if we can install it
+            TryInstallTask(Cache, Fix, BrokenFix, ExpectedInst, S, Remove);
+            continue;
+         }
+
+        while (Cache->FindPkg(S).end() == true)
         {
-           Remove = false;
-           S[--Length] = 0;
+           // Handle an optional end tag indicating what to do
+           if (Length >= 1 && S[Length - 1] == '-')
+           {
+              Remove = true;
+              S[--Length] = 0;
+              continue;
+           }
+        
+           if (Length >= 1 && S[Length - 1] == '+')
+           {
+              Remove = false;
+              S[--Length] = 0;
+              continue;
+           }
+        
+           char *Slash = strchr(S,'=');
+           if (Slash != 0)
+           {
+              VerIsRel = false;
+              *Slash = 0;
+              VerTag = Slash + 1;
+           }
+        
+           Slash = strchr(S,'/');
+           if (Slash != 0)
+           {
+              VerIsRel = true;
+              *Slash = 0;
+              VerTag = Slash + 1;
+           }
+        
+           break;
         }
-      }
-      
-      // Locate the package
-      pkgCache::PkgIterator Pkg = Cache->FindPkg(S);
-      Packages++;
-      if (Pkg.end() == true)
-        return _error->Error("Couldn't find package %s",S);
-      
-      // Handle the no-upgrade case
-      if (_config->FindB("APT::Get::no-upgrade",false) == true &&
-         Pkg->CurrentVer != 0)
-      {
-        c1out << "Skipping " << Pkg.Name() << ", it is already installed and no-upgrade is set." << endl;
-        continue;
-      }
       
-      // Check if there is something new to install
-      pkgDepCache::StateCache &State = (*Cache)[Pkg];
-      if (State.CandidateVer == 0)
-      {
-        if (Pkg->ProvidesList != 0)
+        // Locate the package
+        pkgCache::PkgIterator Pkg = Cache->FindPkg(S);
+        Packages++;
+        if (Pkg.end() == true)
         {
-           c1out << "Package " << S << " is a virtual package provided by:" << endl;
+           // Check if the name is a regex
+           const char *I;
+           for (I = S; *I != 0; I++)
+              if (*I == '?' || *I == '*' || *I == '|' ||
+                  *I == '[' || *I == '^' || *I == '$')
+                 break;
+           if (*I == 0)
+              return _error->Error(_("Couldn't find package %s"),S);
 
-           pkgCache::PrvIterator I = Pkg.ProvidesList();
-           for (; I.end() == false; I++)
+           // Regexs must always be confirmed
+           ExpectedInst += 1000;
+        
+           // Compile the regex pattern
+           regex_t Pattern;
+           int Res;
+           if ((Res = regcomp(&Pattern,S,REG_EXTENDED | REG_ICASE |
+                              REG_NOSUB)) != 0)
            {
-              pkgCache::PkgIterator Pkg = I.OwnerPkg();
-              
-              if ((*Cache)[Pkg].CandidateVerIter(*Cache) == I.OwnerVer())
-              {
-                 if ((*Cache)[Pkg].Install() == true && (*Cache)[Pkg].NewInstall() == false)
-                    c1out << "  " << Pkg.Name() << " " << I.OwnerVer().VerStr() <<
-                    " [Installed]"<< endl;
-                 else
-                    c1out << "  " << Pkg.Name() << " " << I.OwnerVer().VerStr() << endl;
-              }      
+              char Error[300];     
+              regerror(Res,&Pattern,Error,sizeof(Error));
+              return _error->Error(_("Regex compilation error - %s"),Error);
+           }
+        
+           // Run over the matches
+           bool Hit = false;
+           for (Pkg = Cache->PkgBegin(); Pkg.end() == false; Pkg++)
+           {
+              if (regexec(&Pattern,Pkg.Name(),0,0,0) != 0)
+                 continue;
+           
+              ioprintf(c1out,_("Note, selecting %s for regex '%s'\n"),
+                       Pkg.Name(),S);
+           
+              if (VerTag != 0)
+                 if (TryToChangeVer(Pkg,Cache,VerTag,VerIsRel) == false)
+                    return false;
+           
+              Hit |= TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,
+                                  ExpectedInst,false);
            }
-           c1out << "You should explicly select one to install." << endl;
+           regfree(&Pattern);
+        
+           if (Hit == false)
+              return _error->Error(_("Couldn't find package %s"),S);
         }
         else
         {
-           c1out << "Package " << S << " has no available version, but exists in the database." << endl;
-           c1out << "This typically means that the package was mentioned in a dependency and " << endl;
-           c1out << "never uploaded, or that it is an obsolete package." << endl;
-           
-           string List;
-           pkgCache::DepIterator Dep = Pkg.RevDependsList();
-           for (; Dep.end() == false; Dep++)
+           if (VerTag != 0)
+              if (TryToChangeVer(Pkg,Cache,VerTag,VerIsRel) == false)
+                 return false;
+           if (TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,ExpectedInst) == false)
+              return false;
+
+           // see if we need to fix the auto-mark flag 
+           // e.g. apt-get install foo 
+           // where foo is marked automatic
+           if(!Remove && 
+              Cache[Pkg].Install() == false && 
+              (Cache[Pkg].Flags & pkgCache::Flag::Auto) &&
+              _config->FindB("APT::Get::ReInstall",false) == false)
            {
-              if (Dep->Type != pkgCache::Dep::Replaces)
-                 continue;
-              List += string(Dep.ParentPkg().Name()) + " ";
-           }       
-           ShowList(c1out,"However the following packages replace it:",List);
-        }
-        
-        return _error->Error("Package %s has no installation candidate",S);
-      }
-      
-      Fix.Protect(Pkg);
-      if (Remove == true)
-      {
-        Fix.Remove(Pkg);
-        Cache->MarkDelete(Pkg);
-        continue;
+              ioprintf(c1out,_("%s set to manually installed.\n"),
+                       Pkg.Name());
+              Cache->MarkAuto(Pkg,false);
+              AutoMarkChanged++;
+           }
+        }      
       }
-      
-      // Install it
-      Cache->MarkInstall(Pkg,false);
-      if (State.Install() == false)
-        c1out << "Sorry, " << S << " is already the newest version"  << endl;
-      else
-        ExpectedInst++;
-
-      // Install it with autoinstalling enabled.
-      if (State.InstBroken() == true && BrokenFix == false)
-        Cache->MarkInstall(Pkg,true);
-   }
 
-   /* If we are in the Broken fixing mode we do not attempt to fix the
-      problems. This is if the user invoked install without -f and gave
-      packages */
-   if (BrokenFix == true && Cache->BrokenCount() != 0)
-   {
-      c1out << "You might want to run `apt-get -f install' to correct these." << endl;
-      ShowBroken(c1out,Cache);
+      /* If we are in the Broken fixing mode we do not attempt to fix the
+        problems. This is if the user invoked install without -f and gave
+        packages */
+      if (BrokenFix == true && Cache->BrokenCount() != 0)
+      {
+        c1out << _("You might want to run `apt-get -f install' to correct these:") << endl;
+        ShowBroken(c1out,Cache,false);
 
-      return _error->Error("Unmet dependencies. Try using -f.");
-   }
+        return _error->Error(_("Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution)."));
+      }
    
-   // Call the scored problem resolver
-   Fix.InstallProtect();
-   if (Fix.Resolve(true) == false)
-      _error->Discard();
+      // Call the scored problem resolver
+      Fix.InstallProtect();
+      if (Fix.Resolve(true) == false)
+        _error->Discard();
 
-   // Now we check the state of the packages,
-   if (Cache->BrokenCount() != 0)
-   {
-      c1out << "Some packages could not be installed. This may mean that you have" << endl;
-      c1out << "requested an impossible situation or if you are using the unstable" << endl;
-      c1out << "distribution that some required packages have not yet been created" << endl;
-      c1out << "or been moved out of Incoming." << endl;
-      if (Packages == 1)
+      // Now we check the state of the packages,
+      if (Cache->BrokenCount() != 0)
       {
+        c1out << 
+           _("Some packages could not be installed. This may mean that you have\n" 
+             "requested an impossible situation or if you are using the unstable\n" 
+             "distribution that some required packages have not yet been created\n"
+             "or been moved out of Incoming.") << endl;
+        /*
+        if (Packages == 1)
+        {
+           c1out << endl;
+           c1out << 
+              _("Since you only requested a single operation it is extremely likely that\n"
+                "the package is simply not installable and a bug report against\n" 
+                "that package should be filed.") << endl;
+        }
+        */
+
+        c1out << _("The following information may help to resolve the situation:") << endl;
         c1out << endl;
-        c1out << "Since you only requested a single operation it is extremely likely that" << endl;
-        c1out << "the package is simply not installable and a bug report against" << endl;
-        c1out << "that package should be filed." << endl;
-      }
+        ShowBroken(c1out,Cache,false);
+        return _error->Error(_("Broken packages"));
+      }   
+   }
+   if (!DoAutomaticRemove(Cache)) 
+      return false;
 
-      c1out << "The following information may help to resolve the situation:" << endl;
-      c1out << endl;
-      ShowBroken(c1out,Cache);
-      return _error->Error("Sorry, broken packages");
-   }   
-   
    /* Print out a list of packages that are going to be installed extra
       to what the user asked */
    if (Cache->InstCount() != ExpectedInst)
    {
       string List;
-      pkgCache::PkgIterator I = Cache->PkgBegin();
-      for (;I.end() != true; I++)
+      string VersionsList;
+      for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
       {
+        pkgCache::PkgIterator I(Cache,Cache.List[J]);
         if ((*Cache)[I].Install() == false)
            continue;
 
@@ -885,17 +1766,119 @@ bool DoInstall(CommandLine &CmdL)
            if (strcmp(*J,I.Name()) == 0)
                break;
         
-        if (*J == 0)
+        if (*J == 0) {
            List += string(I.Name()) + " ";
+           VersionsList += string(Cache[I].CandVersion) + "\n";
+        }
       }
       
-      ShowList(c1out,"The following extra packages will be installed:",List);
+      ShowList(c1out,_("The following extra packages will be installed:"),List,VersionsList);
+   }
+
+   /* Print out a list of suggested and recommended packages */
+   {
+      string SuggestsList, RecommendsList, List;
+      string SuggestsVersions, RecommendsVersions;
+      for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
+      {
+        pkgCache::PkgIterator Pkg(Cache,Cache.List[J]);
+
+        /* Just look at the ones we want to install */
+        if ((*Cache)[Pkg].Install() == false)
+          continue;
+
+        // get the recommends/suggests for the candidate ver
+        pkgCache::VerIterator CV = (*Cache)[Pkg].CandidateVerIter(*Cache);
+        for (pkgCache::DepIterator D = CV.DependsList(); D.end() == false; )
+        {
+           pkgCache::DepIterator Start;
+           pkgCache::DepIterator End;
+           D.GlobOr(Start,End); // advances D
+
+           // FIXME: we really should display a or-group as a or-group to the user
+           //        the problem is that ShowList is incapable of doing this
+           string RecommendsOrList,RecommendsOrVersions;
+           string SuggestsOrList,SuggestsOrVersions;
+           bool foundInstalledInOrGroup = false;
+           for(;;)
+           {
+              /* Skip if package is  installed already, or is about to be */
+              string target = string(Start.TargetPkg().Name()) + " ";
+              
+              if ((*Start.TargetPkg()).SelectedState == pkgCache::State::Install
+                  || Cache[Start.TargetPkg()].Install())
+              {
+                 foundInstalledInOrGroup=true;
+                 break;
+              }
+
+              /* Skip if we already saw it */
+              if (int(SuggestsList.find(target)) != -1 || int(RecommendsList.find(target)) != -1)
+              {
+                 foundInstalledInOrGroup=true;
+                 break; 
+              }
+
+              // this is a dep on a virtual pkg, check if any package that provides it
+              // should be installed
+              if(Start.TargetPkg().ProvidesList() != 0)
+              {
+                 pkgCache::PrvIterator I = Start.TargetPkg().ProvidesList();
+                 for (; I.end() == false; I++)
+                 {
+                    pkgCache::PkgIterator Pkg = I.OwnerPkg();
+                    if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer() && 
+                        Pkg.CurrentVer() != 0)
+                       foundInstalledInOrGroup=true;
+                 }
+              }
+
+              if (Start->Type == pkgCache::Dep::Suggests) 
+              {
+                 SuggestsOrList += target;
+                 SuggestsOrVersions += string(Cache[Start.TargetPkg()].CandVersion) + "\n";
+              }
+              
+              if (Start->Type == pkgCache::Dep::Recommends) 
+              {
+                 RecommendsOrList += target;
+                 RecommendsOrVersions += string(Cache[Start.TargetPkg()].CandVersion) + "\n";
+              }
+
+              if (Start >= End)
+                 break;
+              Start++;
+           }
+           
+           if(foundInstalledInOrGroup == false)
+           {
+              RecommendsList += RecommendsOrList;
+              RecommendsVersions += RecommendsOrVersions;
+              SuggestsList += SuggestsOrList;
+              SuggestsVersions += SuggestsOrVersions;
+           }
+              
+        }
+      }
+
+      ShowList(c1out,_("Suggested packages:"),SuggestsList,SuggestsVersions);
+      ShowList(c1out,_("Recommended packages:"),RecommendsList,RecommendsVersions);
+
    }
 
+   // if nothing changed in the cache, but only the automark information
+   // we write the StateFile here, otherwise it will be written in 
+   // cache.commit()
+   if (AutoMarkChanged > 0 &&
+       Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
+       Cache->BadCount() == 0 &&
+       _config->FindB("APT::Get::Simulate",false) == false)
+      Cache->writeStateFile(NULL);
+
    // See if we need to prompt
    if (Cache->InstCount() == ExpectedInst && Cache->DelCount() == 0)
       return InstallPackages(Cache,false,false);
-   
+
    return InstallPackages(Cache,false);   
 }
                                                                        /*}}}*/
@@ -905,18 +1888,18 @@ bool DoInstall(CommandLine &CmdL)
 bool DoDistUpgrade(CommandLine &CmdL)
 {
    CacheFile Cache;
-   if (Cache.Open() == false || Cache.CheckDeps() == false)
+   if (Cache.OpenForInstall() == false || Cache.CheckDeps() == false)
       return false;
 
-   c0out << "Calculating Upgrade... " << flush;
+   c0out << _("Calculating upgrade... ") << flush;
    if (pkgDistUpgrade(*Cache) == false)
    {
-      c0out << "Failed" << endl;
-      ShowBroken(c1out,Cache);
+      c0out << _("Failed") << endl;
+      ShowBroken(c1out,Cache,false);
       return false;
    }
    
-   c0out << "Done" << endl;
+   c0out << _("Done") << endl;
    
    return InstallPackages(Cache,true);
 }
@@ -927,9 +1910,11 @@ bool DoDistUpgrade(CommandLine &CmdL)
 bool DoDSelectUpgrade(CommandLine &CmdL)
 {
    CacheFile Cache;
-   if (Cache.Open() == false || Cache.CheckDeps() == false)
+   if (Cache.OpenForInstall() == false || Cache.CheckDeps() == false)
       return false;
    
+   pkgDepCache::ActionGroup group(Cache);
+
    // Install everything with the install flag set
    pkgCache::PkgIterator I = Cache->PkgBegin();
    for (;I.end() != true; I++)
@@ -956,7 +1941,7 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
       // Remove packages 
       if (I->SelectedState == pkgCache::State::DeInstall ||
          I->SelectedState == pkgCache::State::Purge)
-        Cache->MarkDelete(I);
+        Cache->MarkDelete(I,I->SelectedState == pkgCache::State::Purge);
    }
 
    /* Resolve any problems that dselect created, allupgrade cannot handle
@@ -966,7 +1951,7 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
       pkgProblemResolver Fix(Cache);
 
       // Hold back held packages.
-      if (_config->FindB("APT::Ingore-Hold",false) == false)
+      if (_config->FindB("APT::Ignore-Hold",false) == false)
       {
         for (pkgCache::PkgIterator I = Cache->PkgBegin(); I.end() == false; I++)
         {
@@ -980,16 +1965,16 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
    
       if (Fix.Resolve() == false)
       {
-        ShowBroken(c1out,Cache);
-        return _error->Error("Internal Error, problem resolver broke stuff");
+        ShowBroken(c1out,Cache,false);
+        return _error->Error(_("Internal error, problem resolver broke stuff"));
       }
    }
 
    // Now upgrade everything
    if (pkgAllUpgrade(Cache) == false)
    {
-      ShowBroken(c1out,Cache);
-      return _error->Error("Internal Error, problem resolver broke stuff");
+      ShowBroken(c1out,Cache,false);
+      return _error->Error(_("Internal error, problem resolver broke stuff"));
    }
    
    return InstallPackages(Cache,false);
@@ -1000,6 +1985,22 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
 /* */
 bool DoClean(CommandLine &CmdL)
 {
+   if (_config->FindB("APT::Get::Simulate") == true)
+   {
+      cout << "Del " << _config->FindDir("Dir::Cache::archives") << "* " <<
+        _config->FindDir("Dir::Cache::archives") << "partial/*" << endl;
+      return true;
+   }
+   
+   // Lock the archive directory
+   FileFd Lock;
+   if (_config->FindB("Debug::NoLocking",false) == false)
+   {
+      Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+      if (_error->PendingError() == true)
+        return _error->Error(_("Unable to lock the download directory"));
+   }
+   
    pkgAcquire Fetcher;
    Fetcher.Clean(_config->FindDir("Dir::Cache::archives"));
    Fetcher.Clean(_config->FindDir("Dir::Cache::archives") + "partial/");
@@ -1015,12 +2016,24 @@ class LogCleaner : public pkgArchiveCleaner
    protected:
    virtual void Erase(const char *File,string Pkg,string Ver,struct stat &St) 
    {
-      cout << "Del " << Pkg << " " << Ver << " [" << SizeToStr(St.st_size) << "b]" << endl;
+      c1out << "Del " << Pkg << " " << Ver << " [" << SizeToStr(St.st_size) << "B]" << endl;
+      
+      if (_config->FindB("APT::Get::Simulate") == false)
+        unlink(File);      
    };
 };
 
 bool DoAutoClean(CommandLine &CmdL)
 {
+   // Lock the archive directory
+   FileFd Lock;
+   if (_config->FindB("Debug::NoLocking",false) == false)
+   {
+      Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+      if (_error->PendingError() == true)
+        return _error->Error(_("Unable to lock the download directory"));
+   }
+   
    CacheFile Cache;
    if (Cache.Open() == false)
       return false;
@@ -1047,6 +2060,13 @@ bool DoCheck(CommandLine &CmdL)
 // DoSource - Fetch a source archive                                   /*{{{*/
 // ---------------------------------------------------------------------
 /* Fetch souce packages */
+struct DscFile
+{
+   string Package;
+   string Version;
+   string Dsc;
+};
+
 bool DoSource(CommandLine &CmdL)
 {
    CacheFile Cache;
@@ -1054,12 +2074,12 @@ bool DoSource(CommandLine &CmdL)
       return false;
 
    if (CmdL.FileSize() <= 1)
-      return _error->Error("Must specify at least one package to fetch source for");
+      return _error->Error(_("Must specify at least one package to fetch source for"));
    
    // Read the source list
    pkgSourceList List;
    if (List.ReadMainList() == false)
-      return _error->Error("The list of sources could not be read.");
+      return _error->Error(_("The list of sources could not be read."));
    
    // Create the text record parsers
    pkgRecords Recs(Cache);
@@ -1070,57 +2090,25 @@ bool DoSource(CommandLine &CmdL)
    // Create the download object
    AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));   
    pkgAcquire Fetcher(&Stat);
+
+   DscFile *Dsc = new DscFile[CmdL.FileSize()];
    
+   // insert all downloaded uris into this set to avoid downloading them
+   // twice
+   set<string> queued;
    // Load the requestd sources into the fetcher
-   for (const char **I = CmdL.FileList + 1; *I != 0; I++)
+   unsigned J = 0;
+   for (const char **I = CmdL.FileList + 1; *I != 0; I++, J++)
    {
       string Src;
-      
-      /* Lookup the version of the package we would install if we were to
-         install a version and determine the source package name, then look
-         in the archive for a source package of the same name. In theory
-         we could stash the version string as well and match that too but
-         today there aren't multi source versions in the archive. */
-      pkgCache::PkgIterator Pkg = Cache->FindPkg(*I);
-      if (Pkg.end() == false)
-      {
-        pkgCache::VerIterator Ver = Cache->GetCandidateVer(Pkg);
-        if (Ver.end() == false)
-        {
-           pkgRecords::Parser &Parse = Recs.Lookup(Ver.FileList());
-           Src = Parse.SourcePkg();
-        }       
-      }   
-
-      // No source package name..
-      if (Src.empty() == true)
-        Src = *I;
-      
-      // The best hit
-      pkgSrcRecords::Parser *Last = 0;
-      unsigned long Offset = 0;
-      string Version;
-        
-      // Iterate over all of the hits
-      pkgSrcRecords::Parser *Parse;
-      SrcRecs.Restart();
-      while ((Parse = SrcRecs.Find(Src.c_str(),false)) != 0)
-      {
-        string Ver = Parse->Version();
-        if (Last == 0 || pkgVersionCompare(Version,Ver) < 0)
-        {
-           Last = Parse;
-           Offset = Parse->Offset();
-           Version = Ver;
-        }      
-      }
+      pkgSrcRecords::Parser *Last = FindSrc(*I,Recs,SrcRecs,Src,*Cache);
       
       if (Last == 0)
-        return _error->Error("Unable to find a source package for %s",Src.c_str());
+        return _error->Error(_("Unable to find a source package for %s"),Src.c_str());
       
       // Back track
       vector<pkgSrcRecords::File> Lst;
-      if (Last->Jump(Offset) == false || Last->Files(Lst) == false)
+      if (Last->Files(Lst) == false)
         return false;
 
       // Load them into the fetcher
@@ -1128,116 +2116,558 @@ bool DoSource(CommandLine &CmdL)
           I != Lst.end(); I++)
       {
         // Try to guess what sort of file it is we are getting.
-        string Comp;
-        if (I->Path.find(".dsc") != string::npos)
-           Comp = "dsc";
-        if (I->Path.find(".tar.gz") != string::npos)
-           Comp = "tar";
-        if (I->Path.find(".diff.gz") != string::npos)
-           Comp = "diff";
+        if (I->Type == "dsc")
+        {
+           Dsc[J].Package = Last->Package();
+           Dsc[J].Version = Last->Version();
+           Dsc[J].Dsc = flNotDir(I->Path);
+        }
         
-        new pkgAcqFile(&Fetcher,Last->Source()->ArchiveURI(I->Path),
-                       I->MD5Hash,I->Size,Last->Source()->SourceInfo(Src,
-                       Last->Version(),Comp),Src);
+        // Diff only mode only fetches .diff files
+        if (_config->FindB("APT::Get::Diff-Only",false) == true &&
+            I->Type != "diff")
+           continue;
+        
+        // Tar only mode only fetches .tar files
+        if (_config->FindB("APT::Get::Tar-Only",false) == true &&
+            I->Type != "tar")
+           continue;
+
+        // Dsc only mode only fetches .dsc files
+        if (_config->FindB("APT::Get::Dsc-Only",false) == true &&
+            I->Type != "dsc")
+           continue;
+
+        // don't download the same uri twice (should this be moved to
+        // the fetcher interface itself?)
+        if(queued.find(Last->Index().ArchiveURI(I->Path)) != queued.end())
+           continue;
+        queued.insert(Last->Index().ArchiveURI(I->Path));
+           
+        // check if we have a file with that md5 sum already localy
+        if(!I->MD5Hash.empty() && FileExists(flNotDir(I->Path)))  
+        {
+           FileFd Fd(flNotDir(I->Path), FileFd::ReadOnly);
+           MD5Summation sum;
+           sum.AddFD(Fd.Fd(), Fd.Size());
+           Fd.Close();
+           if((string)sum.Result() == I->MD5Hash) 
+           {
+              ioprintf(c1out,_("Skipping already downloaded file '%s'\n"),
+                       flNotDir(I->Path).c_str());
+              continue;
+           }
+        }
+
+        new pkgAcqFile(&Fetcher,Last->Index().ArchiveURI(I->Path),
+                       I->MD5Hash,I->Size,
+                       Last->Index().SourceInfo(*Last,*I),Src);
       }
    }
    
    // Display statistics
-   unsigned long FetchBytes = Fetcher.FetchNeeded();
-   unsigned long FetchPBytes = Fetcher.PartialPresent();
-   unsigned long DebBytes = Fetcher.TotalNeeded();
+   double FetchBytes = Fetcher.FetchNeeded();
+   double FetchPBytes = Fetcher.PartialPresent();
+   double DebBytes = Fetcher.TotalNeeded();
 
    // Check for enough free space
-   struct statfs Buf;
+   struct statvfs Buf;
    string OutputDir = ".";
-   if (statfs(OutputDir.c_str(),&Buf) != 0)
-      return _error->Errno("statfs","Couldn't determine free space in %s",
+   if (statvfs(OutputDir.c_str(),&Buf) != 0)
+      return _error->Errno("statvfs",_("Couldn't determine free space in %s"),
                           OutputDir.c_str());
    if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)
-      return _error->Error("Sorry, you don't have enough free space in %s",
-                          OutputDir.c_str());
+     {
+       struct statfs Stat;
+       if (statfs(OutputDir.c_str(),&Stat) != 0 || 
+           unsigned(Stat.f_type) != RAMFS_MAGIC) 
+          return _error->Error(_("You don't have enough free space in %s"),
+              OutputDir.c_str());
+      }
    
    // Number of bytes
-   c1out << "Need to get ";
    if (DebBytes != FetchBytes)
-      c1out << SizeToStr(FetchBytes) << "b/" << SizeToStr(DebBytes) << 'b';
+      ioprintf(c1out,_("Need to get %sB/%sB of source archives.\n"),
+              SizeToStr(FetchBytes).c_str(),SizeToStr(DebBytes).c_str());
    else
-      c1out << SizeToStr(DebBytes) << 'b';
-   c1out << " of source archives." << endl;
-
+      ioprintf(c1out,_("Need to get %sB of source archives.\n"),
+              SizeToStr(DebBytes).c_str());
+   
+   if (_config->FindB("APT::Get::Simulate",false) == true)
+   {
+      for (unsigned I = 0; I != J; I++)
+        ioprintf(cout,_("Fetch source %s\n"),Dsc[I].Package.c_str());
+      return true;
+   }
+   
    // Just print out the uris an exit if the --print-uris flag was used
    if (_config->FindB("APT::Get::Print-URIs") == true)
    {
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
       for (; I != Fetcher.UriEnd(); I++)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
-              I->Owner->FileSize << ' ' << I->Owner->MD5Sum() << endl;
+              I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;
       return true;
    }
    
    // Run it
-   if (Fetcher.Run() == false)
+   if (Fetcher.Run() == pkgAcquire::Failed)
       return false;
 
    // Print error messages
-   for (pkgAcquire::Item **I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
+   bool Failed = false;
+   for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
    {
       if ((*I)->Status == pkgAcquire::Item::StatDone &&
          (*I)->Complete == true)
         continue;
       
-      cerr << "Failed to fetch " << (*I)->DescURI() << endl;
-      cerr << "  " << (*I)->ErrorText << endl;
+      fprintf(stderr,_("Failed to fetch %s  %s\n"),(*I)->DescURI().c_str(),
+             (*I)->ErrorText.c_str());
+      Failed = true;
+   }
+   if (Failed == true)
+      return _error->Error(_("Failed to fetch some archives."));
+   
+   if (_config->FindB("APT::Get::Download-only",false) == true)
+   {
+      c1out << _("Download complete and in download only mode") << endl;
+      return true;
+   }
+
+   // Unpack the sources
+   pid_t Process = ExecFork();
+   
+   if (Process == 0)
+   {
+      for (unsigned I = 0; I != J; I++)
+      {
+        string Dir = Dsc[I].Package + '-' + Cache->VS().UpstreamVersion(Dsc[I].Version.c_str());
+        
+        // Diff only mode only fetches .diff files
+        if (_config->FindB("APT::Get::Diff-Only",false) == true ||
+            _config->FindB("APT::Get::Tar-Only",false) == true ||
+            Dsc[I].Dsc.empty() == true)
+           continue;
+
+        // See if the package is already unpacked
+        struct stat Stat;
+        if (stat(Dir.c_str(),&Stat) == 0 &&
+            S_ISDIR(Stat.st_mode) != 0)
+        {
+           ioprintf(c0out ,_("Skipping unpack of already unpacked source in %s\n"),
+                             Dir.c_str());
+        }
+        else
+        {
+           // Call dpkg-source
+           char S[500];
+           snprintf(S,sizeof(S),"%s -x %s",
+                    _config->Find("Dir::Bin::dpkg-source","dpkg-source").c_str(),
+                    Dsc[I].Dsc.c_str());
+           if (system(S) != 0)
+           {
+              fprintf(stderr,_("Unpack command '%s' failed.\n"),S);
+              fprintf(stderr,_("Check if the 'dpkg-dev' package is installed.\n"));
+              _exit(1);
+           }       
+        }
+        
+        // Try to compile it with dpkg-buildpackage
+        if (_config->FindB("APT::Get::Compile",false) == true)
+        {
+           // Call dpkg-buildpackage
+           char S[500];
+           snprintf(S,sizeof(S),"cd %s && %s %s",
+                    Dir.c_str(),
+                    _config->Find("Dir::Bin::dpkg-buildpackage","dpkg-buildpackage").c_str(),
+                    _config->Find("DPkg::Build-Options","-b -uc").c_str());
+           
+           if (system(S) != 0)
+           {
+              fprintf(stderr,_("Build command '%s' failed.\n"),S);
+              _exit(1);
+           }       
+        }      
+      }
+      
+      _exit(0);
+   }
+   
+   // Wait for the subprocess
+   int Status = 0;
+   while (waitpid(Process,&Status,0) != Process)
+   {
+      if (errno == EINTR)
+        continue;
+      return _error->Errno("waitpid","Couldn't wait for subprocess");
    }
+
+   if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0)
+      return _error->Error(_("Child process failed"));
+   
+   return true;
+}
+                                                                       /*}}}*/
+// DoBuildDep - Install/removes packages to satisfy build dependencies  /*{{{*/
+// ---------------------------------------------------------------------
+/* This function will look at the build depends list of the given source 
+   package and install the necessary packages to make it true, or fail. */
+bool DoBuildDep(CommandLine &CmdL)
+{
+   CacheFile Cache;
+   if (Cache.Open(true) == false)
+      return false;
+
+   if (CmdL.FileSize() <= 1)
+      return _error->Error(_("Must specify at least one package to check builddeps for"));
+   
+   // Read the source list
+   pkgSourceList List;
+   if (List.ReadMainList() == false)
+      return _error->Error(_("The list of sources could not be read."));
+   
+   // Create the text record parsers
+   pkgRecords Recs(Cache);
+   pkgSrcRecords SrcRecs(List);
+   if (_error->PendingError() == true)
+      return false;
+
+   // Create the download object
+   AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));   
+   pkgAcquire Fetcher(&Stat);
+
+   unsigned J = 0;
+   for (const char **I = CmdL.FileList + 1; *I != 0; I++, J++)
+   {
+      string Src;
+      pkgSrcRecords::Parser *Last = FindSrc(*I,Recs,SrcRecs,Src,*Cache);
+      if (Last == 0)
+        return _error->Error(_("Unable to find a source package for %s"),Src.c_str());
+            
+      // Process the build-dependencies
+      vector<pkgSrcRecords::Parser::BuildDepRec> BuildDeps;
+      if (Last->BuildDepends(BuildDeps, _config->FindB("APT::Get::Arch-Only",false)) == false)
+       return _error->Error(_("Unable to get build-dependency information for %s"),Src.c_str());
    
+      // Also ensure that build-essential packages are present
+      Configuration::Item const *Opts = _config->Tree("APT::Build-Essential");
+      if (Opts) 
+        Opts = Opts->Child;
+      for (; Opts; Opts = Opts->Next)
+      {
+        if (Opts->Value.empty() == true)
+           continue;
+
+         pkgSrcRecords::Parser::BuildDepRec rec;
+        rec.Package = Opts->Value;
+        rec.Type = pkgSrcRecords::Parser::BuildDependIndep;
+        rec.Op = 0;
+        BuildDeps.push_back(rec);
+      }
+
+      if (BuildDeps.size() == 0)
+      {
+        ioprintf(c1out,_("%s has no build depends.\n"),Src.c_str());
+        continue;
+      }
+      
+      // Install the requested packages
+      unsigned int ExpectedInst = 0;
+      vector <pkgSrcRecords::Parser::BuildDepRec>::iterator D;
+      pkgProblemResolver Fix(Cache);
+      bool skipAlternatives = false; // skip remaining alternatives in an or group
+      for (D = BuildDeps.begin(); D != BuildDeps.end(); D++)
+      {
+         bool hasAlternatives = (((*D).Op & pkgCache::Dep::Or) == pkgCache::Dep::Or);
+
+         if (skipAlternatives == true)
+         {
+            if (!hasAlternatives)
+               skipAlternatives = false; // end of or group
+            continue;
+         }
+
+         if ((*D).Type == pkgSrcRecords::Parser::BuildConflict ||
+            (*D).Type == pkgSrcRecords::Parser::BuildConflictIndep)
+         {
+            pkgCache::PkgIterator Pkg = Cache->FindPkg((*D).Package);
+            // Build-conflicts on unknown packages are silently ignored
+            if (Pkg.end() == true)
+               continue;
+
+            pkgCache::VerIterator IV = (*Cache)[Pkg].InstVerIter(*Cache);
+
+            /* 
+             * Remove if we have an installed version that satisfies the 
+             * version criteria
+             */
+            if (IV.end() == false && 
+                Cache->VS().CheckDep(IV.VerStr(),(*D).Op,(*D).Version.c_str()) == true)
+               TryToInstall(Pkg,Cache,Fix,true,false,ExpectedInst);
+         }
+        else // BuildDep || BuildDepIndep
+         {
+           pkgCache::PkgIterator Pkg = Cache->FindPkg((*D).Package);
+            if (_config->FindB("Debug::BuildDeps",false) == true)
+                 cout << "Looking for " << (*D).Package << "...\n";
+
+           if (Pkg.end() == true)
+            {
+               if (_config->FindB("Debug::BuildDeps",false) == true)
+                    cout << " (not found)" << (*D).Package << endl;
+
+               if (hasAlternatives)
+                  continue;
+
+               return _error->Error(_("%s dependency for %s cannot be satisfied "
+                                      "because the package %s cannot be found"),
+                                    Last->BuildDepType((*D).Type),Src.c_str(),
+                                    (*D).Package.c_str());
+            }
+
+            /*
+             * if there are alternatives, we've already picked one, so skip
+             * the rest
+             *
+             * TODO: this means that if there's a build-dep on A|B and B is
+             * installed, we'll still try to install A; more importantly,
+             * if A is currently broken, we cannot go back and try B. To fix 
+             * this would require we do a Resolve cycle for each package we 
+             * add to the install list. Ugh
+             */
+                       
+           /* 
+            * If this is a virtual package, we need to check the list of
+            * packages that provide it and see if any of those are
+            * installed
+            */
+            pkgCache::PrvIterator Prv = Pkg.ProvidesList();
+            for (; Prv.end() != true; Prv++)
+           {
+               if (_config->FindB("Debug::BuildDeps",false) == true)
+                    cout << "  Checking provider " << Prv.OwnerPkg().Name() << endl;
+
+              if ((*Cache)[Prv.OwnerPkg()].InstVerIter(*Cache).end() == false)
+                 break;
+            }
+            
+            // Get installed version and version we are going to install
+           pkgCache::VerIterator IV = (*Cache)[Pkg].InstVerIter(*Cache);
+
+            if ((*D).Version[0] != '\0') {
+                 // Versioned dependency
+
+                 pkgCache::VerIterator CV = (*Cache)[Pkg].CandidateVerIter(*Cache);
+
+                 for (; CV.end() != true; CV++)
+                 {
+                      if (Cache->VS().CheckDep(CV.VerStr(),(*D).Op,(*D).Version.c_str()) == true)
+                           break;
+                 }
+                 if (CV.end() == true)
+                {
+                  if (hasAlternatives)
+                  {
+                     continue;
+                  }
+                  else
+                  {
+                      return _error->Error(_("%s dependency for %s cannot be satisfied "
+                                             "because no available versions of package %s "
+                                             "can satisfy version requirements"),
+                                           Last->BuildDepType((*D).Type),Src.c_str(),
+                                           (*D).Package.c_str());
+                  }
+                }
+            }
+            else
+            {
+               // Only consider virtual packages if there is no versioned dependency
+               if (Prv.end() == false)
+               {
+                  if (_config->FindB("Debug::BuildDeps",false) == true)
+                     cout << "  Is provided by installed package " << Prv.OwnerPkg().Name() << endl;
+                  skipAlternatives = hasAlternatives;
+                  continue;
+               }
+            }
+
+            if (IV.end() == false)
+            {
+               if (_config->FindB("Debug::BuildDeps",false) == true)
+                  cout << "  Is installed\n";
+
+               if (Cache->VS().CheckDep(IV.VerStr(),(*D).Op,(*D).Version.c_str()) == true)
+               {
+                  skipAlternatives = hasAlternatives;
+                  continue;
+               }
+
+               if (_config->FindB("Debug::BuildDeps",false) == true)
+                  cout << "    ...but the installed version doesn't meet the version requirement\n";
+
+               if (((*D).Op & pkgCache::Dep::LessEq) == pkgCache::Dep::LessEq)
+               {
+                  return _error->Error(_("Failed to satisfy %s dependency for %s: Installed package %s is too new"),
+                                       Last->BuildDepType((*D).Type),
+                                       Src.c_str(),
+                                       Pkg.Name());
+               }
+            }
+
+
+            if (_config->FindB("Debug::BuildDeps",false) == true)
+               cout << "  Trying to install " << (*D).Package << endl;
+
+            if (TryToInstall(Pkg,Cache,Fix,false,false,ExpectedInst) == true)
+            {
+               // We successfully installed something; skip remaining alternatives
+               skipAlternatives = hasAlternatives;
+              if(_config->FindB("APT::Get::Build-Dep-Automatic", false) == true)
+                 Cache->MarkAuto(Pkg, true);
+               continue;
+            }
+            else if (hasAlternatives)
+            {
+               if (_config->FindB("Debug::BuildDeps",false) == true)
+                  cout << "  Unsatisfiable, trying alternatives\n";
+               continue;
+            }
+            else
+            {
+               return _error->Error(_("Failed to satisfy %s dependency for %s: %s"),
+                                    Last->BuildDepType((*D).Type),
+                                    Src.c_str(),
+                                    (*D).Package.c_str());
+            }
+        }             
+      }
+      
+      Fix.InstallProtect();
+      if (Fix.Resolve(true) == false)
+        _error->Discard();
+      
+      // Now we check the state of the packages,
+      if (Cache->BrokenCount() != 0)
+         return _error->Error(_("Build-dependencies for %s could not be satisfied."),*I);
+   }
+  
+   if (InstallPackages(Cache, false, true) == false)
+      return _error->Error(_("Failed to process build dependencies"));
    return true;
 }
                                                                        /*}}}*/
 
+// DoMoo - Never Ask, Never Tell                                       /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool DoMoo(CommandLine &CmdL)
+{
+   cout << 
+      "         (__) \n"
+      "         (oo) \n"
+      "   /------\\/ \n"
+      "  / |    ||   \n" 
+      " *  /\\---/\\ \n"
+      "    ~~   ~~   \n"
+      "....\"Have you mooed today?\"...\n";
+                           
+   return true;
+}
+                                                                       /*}}}*/
 // ShowHelp - Show a help screen                                       /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 bool ShowHelp(CommandLine &CmdL)
 {
-   cout << PACKAGE << ' ' << VERSION << " for " << ARCHITECTURE <<
-       " compiled on " << __DATE__ << "  " << __TIME__ << endl;
+   ioprintf(cout,_("%s %s for %s compiled on %s %s\n"),PACKAGE,VERSION,
+           COMMON_ARCH,__DATE__,__TIME__);
+           
    if (_config->FindB("version") == true)
-      return 100;
-       
-   cout << "Usage: apt-get [options] command" << endl;
-   cout << "       apt-get [options] install pkg1 [pkg2 ...]" << endl;
-   cout << endl;
-   cout << "apt-get is a simple command line interface for downloading and" << endl;
-   cout << "installing packages. The most frequently used commands are update" << endl;
-   cout << "and install." << endl;   
-   cout << endl;
-   cout << "Commands:" << endl;
-   cout << "   update - Retrieve new lists of packages" << endl;
-   cout << "   upgrade - Perform an upgrade" << endl;
-   cout << "   install - Install new packages (pkg is libc6 not libc6.deb)" << endl;
-   cout << "   remove - Remove packages" << endl;
-   cout << "   source - Download source archives" << endl;
-   cout << "   dist-upgrade - Distribution upgrade, see apt-get(8)" << endl;
-   cout << "   dselect-upgrade - Follow dselect selections" << endl;
-   cout << "   clean - Erase downloaded archive files" << endl;
-   cout << "   autoclean - Erase old downloaded archive files" << endl;
-   cout << "   check - Verify that there are no broken dependencies" << endl;
-   cout << endl;
-   cout << "Options:" << endl;
-   cout << "  -h  This help text." << endl;
-   cout << "  -q  Loggable output - no progress indicator" << endl;
-   cout << "  -qq No output except for errors" << endl;
-   cout << "  -d  Download only - do NOT install or unpack archives" << endl;
-   cout << "  -s  No-act. Perform ordering simulation" << endl;
-   cout << "  -y  Assume Yes to all queries and do not prompt" << endl;
-   cout << "  -f  Attempt to continue if the integrity check fails" << endl;
-   cout << "  -m  Attempt to continue if archives are unlocatable" << endl;
-   cout << "  -u  Show a list of upgraded packages as well" << endl;
-   cout << "  -c=? Read this configuration file" << endl;
-   cout << "  -o=? Set an arbitary configuration option, eg -o dir::cache=/tmp" << endl;
-   cout << "See the apt-get(8), sources.list(5) and apt.conf(5) manual" << endl;
-   cout << "pages for more information." << endl;
-   return 100;
+   {
+      cout << _("Supported modules:") << endl;
+      
+      for (unsigned I = 0; I != pkgVersioningSystem::GlobalListLen; I++)
+      {
+        pkgVersioningSystem *VS = pkgVersioningSystem::GlobalList[I];
+        if (_system != 0 && _system->VS == VS)
+           cout << '*';
+        else
+           cout << ' ';
+        cout << "Ver: " << VS->Label << endl;
+        
+        /* Print out all the packaging systems that will work with 
+           this VS */
+        for (unsigned J = 0; J != pkgSystem::GlobalListLen; J++)
+        {
+           pkgSystem *Sys = pkgSystem::GlobalList[J];
+           if (_system == Sys)
+              cout << '*';
+           else
+              cout << ' ';
+           if (Sys->VS->TestCompatibility(*VS) == true)
+              cout << "Pkg:  " << Sys->Label << " (Priority " << Sys->Score(*_config) << ")" << endl;
+        }
+      }
+      
+      for (unsigned I = 0; I != pkgSourceList::Type::GlobalListLen; I++)
+      {
+        pkgSourceList::Type *Type = pkgSourceList::Type::GlobalList[I];
+        cout << " S.L: '" << Type->Name << "' " << Type->Label << endl;
+      }      
+      
+      for (unsigned I = 0; I != pkgIndexFile::Type::GlobalListLen; I++)
+      {
+        pkgIndexFile::Type *Type = pkgIndexFile::Type::GlobalList[I];
+        cout << " Idx: " << Type->Label << endl;
+      }      
+      
+      return true;
+   }
+   
+   cout << 
+    _("Usage: apt-get [options] command\n"
+      "       apt-get [options] install|remove pkg1 [pkg2 ...]\n"
+      "       apt-get [options] source pkg1 [pkg2 ...]\n"
+      "\n"
+      "apt-get is a simple command line interface for downloading and\n"
+      "installing packages. The most frequently used commands are update\n"
+      "and install.\n"   
+      "\n"
+      "Commands:\n"
+      "   update - Retrieve new lists of packages\n"
+      "   upgrade - Perform an upgrade\n"
+      "   install - Install new packages (pkg is libc6 not libc6.deb)\n"
+      "   remove - Remove packages\n"
+      "   autoremove - Remove automatically all unused packages\n"
+      "   purge - Remove packages and config files\n"
+      "   source - Download source archives\n"
+      "   build-dep - Configure build-dependencies for source packages\n"
+      "   dist-upgrade - Distribution upgrade, see apt-get(8)\n"
+      "   dselect-upgrade - Follow dselect selections\n"
+      "   clean - Erase downloaded archive files\n"
+      "   autoclean - Erase old downloaded archive files\n"
+      "   check - Verify that there are no broken dependencies\n"
+      "\n"
+      "Options:\n"
+      "  -h  This help text.\n"
+      "  -q  Loggable output - no progress indicator\n"
+      "  -qq No output except for errors\n"
+      "  -d  Download only - do NOT install or unpack archives\n"
+      "  -s  No-act. Perform ordering simulation\n"
+      "  -y  Assume Yes to all queries and do not prompt\n"
+      "  -f  Attempt to correct a system with broken dependencies in place\n"
+      "  -m  Attempt to continue if archives are unlocatable\n"
+      "  -u  Show a list of upgraded packages as well\n"
+      "  -b  Build the source package after fetching it\n"
+      "  -V  Show verbose version numbers\n"
+      "  -c=? Read this configuration file\n"
+      "  -o=? Set an arbitrary configuration option, eg -o dir::cache=/tmp\n"
+      "See the apt-get(8), sources.list(5) and apt.conf(5) manual\n"
+      "pages for more information and options.\n"
+      "                       This APT has Super Cow Powers.\n");
+   return true;
 }
                                                                        /*}}}*/
 // GetInitialize - Initialize things for apt-get                       /*{{{*/
@@ -1252,6 +2682,8 @@ void GetInitialize()
    _config->Set("APT::Get::Assume-Yes",false);
    _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                                /*{{{*/
@@ -1268,29 +2700,49 @@ void SigWinch(int)
 #endif
 }
                                                                        /*}}}*/
-
-int main(int argc,const char *argv[])
+int main(int argc,const char *argv[])                                  /*{{{*/
 {
    CommandLine::Args Args[] = {
       {'h',"help","help",0},
       {'v',"version","version",0},
+      {'V',"verbose-versions","APT::Get::Show-Versions",0},
       {'q',"quiet","quiet",CommandLine::IntLevel},
       {'q',"silent","quiet",CommandLine::IntLevel},
       {'d',"download-only","APT::Get::Download-Only",0},
-      {'s',"simulate","APT::Get::Simulate",0},      
-      {'s',"just-print","APT::Get::Simulate",0},      
-      {'s',"recon","APT::Get::Simulate",0},      
-      {'s',"no-act","APT::Get::Simulate",0},      
-      {'y',"yes","APT::Get::Assume-Yes",0},      
+      {'b',"compile","APT::Get::Compile",0},
+      {'b',"build","APT::Get::Compile",0},
+      {'s',"simulate","APT::Get::Simulate",0},
+      {'s',"just-print","APT::Get::Simulate",0},
+      {'s',"recon","APT::Get::Simulate",0},
+      {'s',"dry-run","APT::Get::Simulate",0},
+      {'s',"no-act","APT::Get::Simulate",0},
+      {'y',"yes","APT::Get::Assume-Yes",0},
       {'y',"assume-yes","APT::Get::Assume-Yes",0},      
       {'f',"fix-broken","APT::Get::Fix-Broken",0},
       {'u',"show-upgraded","APT::Get::Show-Upgraded",0},
       {'m',"ignore-missing","APT::Get::Fix-Missing",0},
+      {'t',"target-release","APT::Default-Release",CommandLine::HasArg},
+      {'t',"default-release","APT::Default-Release",CommandLine::HasArg},
+      {0,"download","APT::Get::Download",0},
       {0,"fix-missing","APT::Get::Fix-Missing",0},
-      {0,"ignore-hold","APT::Ingore-Hold",0},      
-      {0,"no-upgrade","APT::Get::no-upgrade",0},
+      {0,"ignore-hold","APT::Ignore-Hold",0},      
+      {0,"upgrade","APT::Get::upgrade",0},
       {0,"force-yes","APT::Get::force-yes",0},
       {0,"print-uris","APT::Get::Print-URIs",0},
+      {0,"diff-only","APT::Get::Diff-Only",0},
+      {0,"tar-only","APT::Get::Tar-Only",0},
+      {0,"dsc-only","APT::Get::Dsc-Only",0},
+      {0,"purge","APT::Get::Purge",0},
+      {0,"list-cleanup","APT::Get::List-Cleanup",0},
+      {0,"reinstall","APT::Get::ReInstall",0},
+      {0,"trivial-only","APT::Get::Trivial-Only",0},
+      {0,"remove","APT::Get::Remove",0},
+      {0,"only-source","APT::Get::Only-Source",0},
+      {0,"arch-only","APT::Get::Arch-Only",0},
+      {0,"auto-remove","APT::Get::AutomaticRemove",0},
+      {0,"allow-unauthenticated","APT::Get::AllowUnauthenticated",0},
+      {0,"install-recommends","APT::Install-Recommends",CommandLine::Boolean},
+      {0,"fix-policy","APT::Get::Fix-Policy-Broken",0},
       {'c',"config-file",0,CommandLine::ConfigFile},
       {'o',"option",0,CommandLine::ArbItem},
       {0,0,0,0}};
@@ -1298,20 +2750,33 @@ int main(int argc,const char *argv[])
                                    {"upgrade",&DoUpgrade},
                                    {"install",&DoInstall},
                                    {"remove",&DoInstall},
+                                   {"purge",&DoInstall},
+                                  {"autoremove",&DoInstall},
+                                  {"purge",&DoInstall},
                                    {"dist-upgrade",&DoDistUpgrade},
                                    {"dselect-upgrade",&DoDSelectUpgrade},
+                                  {"build-dep",&DoBuildDep},
                                    {"clean",&DoClean},
                                    {"autoclean",&DoAutoClean},
                                    {"check",&DoCheck},
-                                  {"source",&DoSource},
-                                  {"help",&ShowHelp},
+                                  {"source",&DoSource},
+                                  {"moo",&DoMoo},
+                                  {"help",&ShowHelp},
                                    {0,0}};
-   
+
+   // Set up gettext support
+   setlocale(LC_ALL,"");
+   textdomain(PACKAGE);
+
    // Parse the command line and initialize the package library
    CommandLine CmdL(Args,_config);
-   if (pkgInitialize(*_config) == false ||
-       CmdL.Parse(argc,argv) == false)
+   if (pkgInitConfig(*_config) == false ||
+       CmdL.Parse(argc,argv) == false ||
+       pkgInitSystem(*_config,_system) == false)
    {
+      if (_config->FindB("version") == true)
+        ShowHelp(CmdL);
+        
       _error->DumpErrors();
       return 100;
    }
@@ -1320,12 +2785,27 @@ int main(int argc,const char *argv[])
    if (_config->FindB("help") == true ||
        _config->FindB("version") == true ||
        CmdL.FileSize() == 0)
-      return ShowHelp(CmdL);
+   {
+      ShowHelp(CmdL);
+      return 0;
+   }
+
+   // simulate user-friendly if apt-get has no root privileges
+   if (getuid() != 0 && _config->FindB("APT::Get::Simulate") == true)
+   {
+      if (_config->FindB("APT::Get::Show-User-Simulation-Note",true) == true)
+        cout << _("NOTE: This is only a simulation!\n"
+           "      apt-get needs root privileges for real execution.\n"
+           "      Keep also in mind that locking is deactivated,\n"
+           "      so don't depend on the relevance to the real current situation!"
+        ) << std::endl;
+      _config->Set("Debug::NoLocking",true);
+   }
 
    // Deal with stdout not being a tty
-   if (ttyname(STDOUT_FILENO) == 0 && _config->FindI("quiet",0) < 1)
+   if (!isatty(STDOUT_FILENO) && _config->FindI("quiet",0) < 1)
       _config->Set("quiet","1");
-   
+
    // Setup the output streams
    c0out.rdbuf(cout.rdbuf());
    c1out.rdbuf(cout.rdbuf());
@@ -1339,7 +2819,7 @@ int main(int argc,const char *argv[])
    signal(SIGPIPE,SIG_IGN);
    signal(SIGWINCH,SigWinch);
    SigWinch(0);
-   
+
    // Match the operation
    CmdL.DispatchArg(Cmds);
 
@@ -1353,3 +2833,4 @@ int main(int argc,const char *argv[])
    
    return 0;   
 }
+                                                                       /*}}}*/