Document the general effect of the comma operator

[apt.git] / cmdline / apt-cache.cc

diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc
index a620740e1e0fd91d1b5cec4d3a947f67c5dc5efa..a0322498652954073f2ba4cc410af21c879ecdaf 100644 (file)
--- a/cmdline/apt-cache.cc
+++ b/cmdline/apt-cache.cc
@@ -116,7 +116,7 @@ static bool ShowUnMet(pkgCache::VerIterator const &V, bool const Important)
                  continue;
 
            // Skip conflicts and replaces
                  continue;
 
            // Skip conflicts and replaces

-           if (End.IsNegative() == true)
+           if (End.IsNegative() == true || End->Type == pkgCache::Dep::Replaces)

               continue;
 
            // Verify the or group
               continue;
 
            // Verify the or group


@@ -133,7 +133,7 @@ static bool ShowUnMet(pkgCache::VerIterator const &V, bool const Important)
                  break;
               }
               delete [] VList;
                  break;
               }
               delete [] VList;

-              
+

               if (Start == End)
                  break;
               ++Start;
               if (Start == End)
                  break;
               ++Start;


@@ -191,7 +191,7 @@ static bool UnMet(CommandLine &CmdL)
    {
       CacheSetHelperVirtuals helper(true, GlobalError::NOTICE);
       APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1,
    {
       CacheSetHelperVirtuals helper(true, GlobalError::NOTICE);
       APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1,

-                               APT::VersionList::CANDIDATE, helper);
+                               APT::CacheSetHelper::CANDIDATE, helper);

       for (APT::VersionList::iterator V = verset.begin(); V != verset.end(); ++V)
         if (ShowUnMet(V, Important) == false)
            return false;
       for (APT::VersionList::iterator V = verset.begin(); V != verset.end(); ++V)
         if (ShowUnMet(V, Important) == false)
            return false;


@@ -253,24 +253,72 @@ static bool DumpPackage(CommandLine &CmdL)
       {
         cout << Cur.VerStr() << " - ";
         for (pkgCache::PrvIterator Prv = Cur.ProvidesList(); Prv.end() != true; ++Prv)
       {
         cout << Cur.VerStr() << " - ";
         for (pkgCache::PrvIterator Prv = Cur.ProvidesList(); Prv.end() != true; ++Prv)

-           cout << Prv.ParentPkg().FullName(true) << " ";
+           cout << Prv.ParentPkg().FullName(true) << " (= " << (Prv->ProvideVersion == 0 ? "" : Prv.ProvideVersion()) << ") ";

         cout << endl;
       }
       cout << "Reverse Provides: " << endl;
       for (pkgCache::PrvIterator Prv = Pkg.ProvidesList(); Prv.end() != true; ++Prv)
         cout << endl;
       }
       cout << "Reverse Provides: " << endl;
       for (pkgCache::PrvIterator Prv = Pkg.ProvidesList(); Prv.end() != true; ++Prv)

-        cout << Prv.OwnerPkg().FullName(true) << " " << Prv.OwnerVer().VerStr() << endl;
+        cout << Prv.OwnerPkg().FullName(true) << " " << Prv.OwnerVer().VerStr()  << " (= " << (Prv->ProvideVersion == 0 ? "" : Prv.ProvideVersion()) << ")"<< endl;

    }
 
    return true;
 }
                                                                        /*}}}*/
    }
 
    return true;
 }
                                                                        /*}}}*/

+// ShowHashTableStats - Show stats about a hashtable                   /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+static map_pointer_t PackageNext(pkgCache::Package const * const P) { return P->NextPackage; }
+static map_pointer_t GroupNext(pkgCache::Group const * const G) { return G->Next; }
+template<class T>
+static void ShowHashTableStats(std::string Type,
+                               T *StartP,
+                               map_pointer_t *Hashtable,
+                               unsigned long Size,
+                              map_pointer_t(*Next)(T const * const))
+{
+   // hashtable stats for the HashTable
+   unsigned long NumBuckets = Size;
+   unsigned long UsedBuckets = 0;
+   unsigned long UnusedBuckets = 0;
+   unsigned long LongestBucket = 0;
+   unsigned long ShortestBucket = NumBuckets;
+   unsigned long Entries = 0;
+   for (unsigned int i=0; i < NumBuckets; ++i)
+   {
+      T *P = StartP + Hashtable[i];
+      if(P == 0 || P == StartP)
+      {
+         ++UnusedBuckets;
+         continue;
+      }
+      ++UsedBuckets;
+      unsigned long ThisBucketSize = 0;
+      for (; P != StartP; P = StartP + Next(P))
+         ++ThisBucketSize;
+      Entries += ThisBucketSize;
+      LongestBucket = std::max(ThisBucketSize, LongestBucket);
+      ShortestBucket = std::min(ThisBucketSize, ShortestBucket);
+   }
+   cout << "Total buckets in " << Type << ": " << NumBuckets << std::endl;
+   cout << "  Unused: " << UnusedBuckets << std::endl;
+   cout << "  Used: " << UsedBuckets  << std::endl;
+   cout << "  Average entries: " << Entries/(double)NumBuckets << std::endl;
+   cout << "  Longest: " << LongestBucket << std::endl;
+   cout << "  Shortest: " << ShortestBucket << std::endl;
+}
+                                                                       /*}}}*/

 // Stats - Dump some nice statistics                                   /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 // Stats - Dump some nice statistics                                   /*{{{*/
 // ---------------------------------------------------------------------
 /* */

-static bool Stats(CommandLine &)
+static bool Stats(CommandLine &CmdL)

 {
    pkgCacheFile CacheFile;
    pkgCache *Cache = CacheFile.GetPkgCache();
 {
    pkgCacheFile CacheFile;
    pkgCache *Cache = CacheFile.GetPkgCache();

+
+   if (CmdL.FileSize() > 1) {
+      _error->Error(_("apt-cache stats does not take any arguments"));
+      return false;
+   }

    if (unlikely(Cache == NULL))
       return false;
 
    if (unlikely(Cache == NULL))
       return false;
 


@@ -321,114 +369,103 @@ static bool Stats(CommandLine &)
    cout << _("  Single virtual packages: ") << DVirt << endl;
    cout << _("  Mixed virtual packages: ") << NVirt << endl;
    cout << _("  Missing: ") << Missing << endl;
    cout << _("  Single virtual packages: ") << DVirt << endl;
    cout << _("  Mixed virtual packages: ") << NVirt << endl;
    cout << _("  Missing: ") << Missing << endl;

-   
+

    cout << _("Total distinct versions: ") << Cache->Head().VersionCount << " (" <<
       SizeToStr(Cache->Head().VersionCount*Cache->Head().VersionSz) << ')' << endl;
    cout << _("Total distinct descriptions: ") << Cache->Head().DescriptionCount << " (" <<
       SizeToStr(Cache->Head().DescriptionCount*Cache->Head().DescriptionSz) << ')' << endl;
    cout << _("Total distinct versions: ") << Cache->Head().VersionCount << " (" <<
       SizeToStr(Cache->Head().VersionCount*Cache->Head().VersionSz) << ')' << endl;
    cout << _("Total distinct descriptions: ") << Cache->Head().DescriptionCount << " (" <<
       SizeToStr(Cache->Head().DescriptionCount*Cache->Head().DescriptionSz) << ')' << endl;

-   cout << _("Total dependencies: ") << Cache->Head().DependsCount << " (" << 
-      SizeToStr(Cache->Head().DependsCount*Cache->Head().DependencySz) << ')' << endl;
-   
+   cout << _("Total dependencies: ") << Cache->Head().DependsCount << "/" << Cache->Head().DependsDataCount << " (" <<
+      SizeToStr((Cache->Head().DependsCount*Cache->Head().DependencySz) +
+           (Cache->Head().DependsDataCount*Cache->Head().DependencyDataSz)) << ')' << endl;

    cout << _("Total ver/file relations: ") << Cache->Head().VerFileCount << " (" <<
       SizeToStr(Cache->Head().VerFileCount*Cache->Head().VerFileSz) << ')' << endl;
    cout << _("Total Desc/File relations: ") << Cache->Head().DescFileCount << " (" <<
       SizeToStr(Cache->Head().DescFileCount*Cache->Head().DescFileSz) << ')' << endl;
    cout << _("Total Provides mappings: ") << Cache->Head().ProvidesCount << " (" <<
       SizeToStr(Cache->Head().ProvidesCount*Cache->Head().ProvidesSz) << ')' << endl;
    cout << _("Total ver/file relations: ") << Cache->Head().VerFileCount << " (" <<
       SizeToStr(Cache->Head().VerFileCount*Cache->Head().VerFileSz) << ')' << endl;
    cout << _("Total Desc/File relations: ") << Cache->Head().DescFileCount << " (" <<
       SizeToStr(Cache->Head().DescFileCount*Cache->Head().DescFileSz) << ')' << endl;
    cout << _("Total Provides mappings: ") << Cache->Head().ProvidesCount << " (" <<
       SizeToStr(Cache->Head().ProvidesCount*Cache->Head().ProvidesSz) << ')' << endl;

-   
-   // String list stats
-   unsigned long Size = 0;
-   unsigned long Count = 0;
-   for (pkgCache::StringItem *I = Cache->StringItemP + Cache->Head().StringList;
-        I!= Cache->StringItemP; I = Cache->StringItemP + I->NextItem)
-   {
-      Count++;
-      Size += strlen(Cache->StrP + I->String) + 1;
-   }
-   cout << _("Total globbed strings: ") << Count << " (" << SizeToStr(Size) << ')' << endl;

 
 

-   unsigned long DepVerSize = 0;
+   // String list stats
+   std::set<map_stringitem_t> stritems;
+   for (pkgCache::GrpIterator G = Cache->GrpBegin(); G.end() == false; ++G)
+      stritems.insert(G->Name);

    for (pkgCache::PkgIterator P = Cache->PkgBegin(); P.end() == false; ++P)
    {
    for (pkgCache::PkgIterator P = Cache->PkgBegin(); P.end() == false; ++P)
    {

+      stritems.insert(P->Arch);

       for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V)
       {
       for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V)
       {

+        if (V->VerStr != 0)
+           stritems.insert(V->VerStr);
+        if (V->Section != 0)
+           stritems.insert(V->Section);
+        stritems.insert(V->SourcePkgName);
+        stritems.insert(V->SourceVerStr);

         for (pkgCache::DepIterator D = V.DependsList(); D.end() == false; ++D)
         {
            if (D->Version != 0)
         for (pkgCache::DepIterator D = V.DependsList(); D.end() == false; ++D)
         {
            if (D->Version != 0)

-              DepVerSize += strlen(D.TargetVer()) + 1;
+              stritems.insert(D->Version);
+        }
+        for (pkgCache::DescIterator D = V.DescriptionList(); D.end() == false; ++D)
+        {
+           stritems.insert(D->md5sum);
+           stritems.insert(D->language_code);

         }
       }
         }
       }

+      for (pkgCache::PrvIterator Prv = P.ProvidesList(); Prv.end() == false; ++Prv)
+      {
+        if (Prv->ProvideVersion != 0)
+           stritems.insert(Prv->ProvideVersion);
+      }

    }
    }

-   cout << _("Total dependency version space: ") << SizeToStr(DepVerSize) << endl;
-   
+   for (pkgCache::RlsFileIterator F = Cache->RlsFileBegin(); F != Cache->RlsFileEnd(); ++F)
+   {
+      stritems.insert(F->FileName);
+      stritems.insert(F->Archive);
+      stritems.insert(F->Codename);
+      stritems.insert(F->Version);
+      stritems.insert(F->Origin);
+      stritems.insert(F->Label);
+      stritems.insert(F->Site);
+   }
+   for (pkgCache::PkgFileIterator F = Cache->FileBegin(); F != Cache->FileEnd(); ++F)
+   {
+      stritems.insert(F->FileName);
+      stritems.insert(F->Architecture);
+      stritems.insert(F->Component);
+      stritems.insert(F->IndexType);
+   }
+
+   unsigned long Size = 0;
+   for (std::set<map_stringitem_t>::const_iterator i = stritems.begin(); i != stritems.end(); ++i)
+      Size += strlen(Cache->StrP + *i) + 1;
+   cout << _("Total globbed strings: ") << stritems.size() << " (" << SizeToStr(Size) << ')' << endl;
+   stritems.clear();
+

    unsigned long Slack = 0;
    for (int I = 0; I != 7; I++)
       Slack += Cache->Head().Pools[I].ItemSize*Cache->Head().Pools[I].Count;
    cout << _("Total slack space: ") << SizeToStr(Slack) << endl;
    unsigned long Slack = 0;
    for (int I = 0; I != 7; I++)
       Slack += Cache->Head().Pools[I].ItemSize*Cache->Head().Pools[I].Count;
    cout << _("Total slack space: ") << SizeToStr(Slack) << endl;

-   
+

    unsigned long Total = 0;
    unsigned long Total = 0;

-   Total = Slack + Size + Cache->Head().DependsCount*Cache->Head().DependencySz + 
-           Cache->Head().VersionCount*Cache->Head().VersionSz +
-           Cache->Head().PackageCount*Cache->Head().PackageSz + 
-           Cache->Head().VerFileCount*Cache->Head().VerFileSz +
-           Cache->Head().ProvidesCount*Cache->Head().ProvidesSz;
+#define APT_CACHESIZE(X,Y) (Cache->Head().X * Cache->Head().Y)
+   Total = Slack + Size +
+      APT_CACHESIZE(GroupCount, GroupSz) +
+      APT_CACHESIZE(PackageCount, PackageSz) +
+      APT_CACHESIZE(VersionCount, VersionSz) +
+      APT_CACHESIZE(DescriptionCount, DescriptionSz) +
+      APT_CACHESIZE(DependsCount, DependencySz) +
+      APT_CACHESIZE(DependsDataCount, DependencyDataSz) +
+      APT_CACHESIZE(ReleaseFileCount, ReleaseFileSz) +
+      APT_CACHESIZE(PackageFileCount, PackageFileSz) +
+      APT_CACHESIZE(VerFileCount, VerFileSz) +
+      APT_CACHESIZE(DescFileCount, DescFileSz) +
+      APT_CACHESIZE(ProvidesCount, ProvidesSz) +
+      (2 * Cache->Head().GetHashTableSize() * sizeof(map_id_t));

    cout << _("Total space accounted for: ") << SizeToStr(Total) << endl;
    cout << _("Total space accounted for: ") << SizeToStr(Total) << endl;

+#undef APT_CACHESIZE

 
 

-   // get the hash collisions average
-   long NumBuckets = sizeof(Cache->HeaderP->PkgHashTable)/sizeof(map_ptrloc);
-   long UsedBuckets = 0;
-   long UnusedBuckets = 0;
-   long LongestBucket = 0;
-   long ShortestBucket = NumBuckets;
-   for (unsigned int i=0; i < NumBuckets; ++i)
-   {
-      pkgCache::Package *Pkg = Cache->PkgP + Cache->HeaderP->PkgHashTable[i];
-      if(Pkg == 0 || Pkg == Cache->PkgP)
-      {
-         UnusedBuckets++;
-         continue;
-      }
-      long ThisBucketSize = 0;
-      for (; Pkg != Cache->PkgP; Pkg = Cache->PkgP + Pkg->NextPackage)
-         ThisBucketSize++;
-      LongestBucket = std::max(ThisBucketSize, LongestBucket);
-      ShortestBucket = std::min(ThisBucketSize, ShortestBucket);
-      UsedBuckets += ThisBucketSize;
-   }
-   cout << _("Pkg Hashtable stats:") << endl;
-   cout << _("Number of buckets: ") << SizeToStr(NumBuckets) << endl;
-   cout << _("Unused buckets: ") << SizeToStr(UnusedBuckets) << endl;
-   cout << _("Used buckets: ") << UsedBuckets << endl;
-   cout << _("Average num entries per bucket : ") << UsedBuckets/(double)NumBuckets << endl;
-   cout << _("Longest / Shortest bucket: ") << LongestBucket << " / " << ShortestBucket << endl;
-
-   // get the hash collisions average
-   NumBuckets = sizeof(Cache->HeaderP->GrpHashTable)/sizeof(map_ptrloc);
-   UsedBuckets = 0;
-   UnusedBuckets = 0;
-   LongestBucket = 0;
-   ShortestBucket = NumBuckets;
-   for (unsigned int i=0; i < NumBuckets; ++i)
-   {
-      pkgCache::Group *Grp = Cache->GrpP + Cache->HeaderP->GrpHashTable[i];
-      if(Grp == 0 || Grp == Cache->GrpP)
-      {
-         UnusedBuckets++;
-         continue;
-      }
-      long ThisBucketSize = 0;
-      for (; Grp != Cache->GrpP; Grp = Cache->GrpP + Grp->Next)
-         ThisBucketSize++;
-      LongestBucket = std::max(ThisBucketSize, LongestBucket);
-      ShortestBucket = std::min(ThisBucketSize, ShortestBucket);
-      UsedBuckets += ThisBucketSize;
-   }
-   cout << _("Grp Hashtable stats:") << endl;
-   cout << _("Number of buckets: ") << SizeToStr(NumBuckets) << endl;
-   cout << _("Unused buckets: ") << SizeToStr(UnusedBuckets) << endl;
-   cout << _("Used buckets: ") << UsedBuckets << endl;
-   cout << _("Average num entries per bucket : ") << UsedBuckets/(double)NumBuckets << endl;
-   cout << _("Longest / Shortest bucket: ") << LongestBucket << " / " << ShortestBucket << endl;
+   // hashtable stats
+   ShowHashTableStats<pkgCache::Package>("PkgHashTable", Cache->PkgP, Cache->Head().PkgHashTableP(), Cache->Head().GetHashTableSize(), PackageNext);
+   ShowHashTableStats<pkgCache::Group>("GrpHashTable", Cache->GrpP, Cache->Head().GrpHashTableP(), Cache->Head().GetHashTableSize(), GroupNext);

 
    return true;
 }
 
    return true;
 }


@@ -552,6 +589,12 @@ static bool DumpAvail(CommandLine &)
    
    LocalitySort(VFList,Count,sizeof(*VFList));
 
    
    LocalitySort(VFList,Count,sizeof(*VFList));
 

+   std::vector<pkgTagSection::Tag> RW;
+   RW.push_back(pkgTagSection::Tag::Remove("Status"));
+   RW.push_back(pkgTagSection::Tag::Remove("Config-Version"));
+   FileFd stdoutfd;
+   stdoutfd.OpenDescriptor(STDOUT_FILENO, FileFd::WriteOnly, false);
+

    // Iterate over all the package files and write them out.
    char *Buffer = new char[Cache->HeaderP->MaxVerFileSize+10];
    for (pkgCache::VerFile **J = VFList; *J != 0;)
    // Iterate over all the package files and write them out.
    char *Buffer = new char[Cache->HeaderP->MaxVerFileSize+10];
    for (pkgCache::VerFile **J = VFList; *J != 0;)


@@ -563,7 +606,7 @@ static bool DumpAvail(CommandLine &)
         break;
       }
 
         break;
       }
 

-      FileFd PkgF(File.FileName(),FileFd::ReadOnly);
+      FileFd PkgF(File.FileName(),FileFd::ReadOnly, FileFd::Extension);

       if (_error->PendingError() == true)
         break;
       
       if (_error->PendingError() == true)
         break;
       


@@ -592,35 +635,32 @@ static bool DumpAvail(CommandLine &)
         if (PkgF.Read(Buffer,VF.Size + Jitter) == false)
            break;
         Buffer[VF.Size + Jitter] = '\n';
         if (PkgF.Read(Buffer,VF.Size + Jitter) == false)
            break;
         Buffer[VF.Size + Jitter] = '\n';

-        
+

         // See above..
         if ((File->Flags & pkgCache::Flag::NotSource) == pkgCache::Flag::NotSource)
         {
            pkgTagSection Tags;
         // See above..
         if ((File->Flags & pkgCache::Flag::NotSource) == pkgCache::Flag::NotSource)
         {
            pkgTagSection Tags;

-           TFRewriteData RW[] = {{"Status", NULL, NULL},{"Config-Version", NULL, NULL},{NULL, NULL, NULL}};
-           const char *Zero = 0;

            if (Tags.Scan(Buffer+Jitter,VF.Size+1) == false ||
            if (Tags.Scan(Buffer+Jitter,VF.Size+1) == false ||

-               TFRewrite(stdout,Tags,&Zero,RW) == false)
+               Tags.Write(stdoutfd, NULL, RW) == false ||
+               stdoutfd.Write("\n", 1) == false)

            {
               _error->Error("Internal Error, Unable to parse a package record");
               break;
            }
            {
               _error->Error("Internal Error, Unable to parse a package record");
               break;
            }

-           fputc('\n',stdout);

         }
         else
         {
         }
         else
         {

-           if (fwrite(Buffer+Jitter,VF.Size+1,1,stdout) != 1)
+           if (stdoutfd.Write(Buffer + Jitter, VF.Size + 1) == false)

               break;
         }
               break;
         }

-        
+

         Pos = VF.Offset + VF.Size;
       }
 
         Pos = VF.Offset + VF.Size;
       }
 

-      fflush(stdout);

       if (_error->PendingError() == true)
          break;
    }
       if (_error->PendingError() == true)
          break;
    }

-   
+

    delete [] Buffer;
    delete [] VFList;
    return !_error->PendingError();
    delete [] Buffer;
    delete [] VFList;
    return !_error->PendingError();


@@ -635,7 +675,7 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
       return false;
 
    CacheSetHelperVirtuals helper(false);
       return false;
 
    CacheSetHelperVirtuals helper(false);

-   APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, APT::VersionList::CANDIDATE, helper);
+   APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, APT::CacheSetHelper::CANDIDATE, helper);

    if (verset.empty() == true && helper.virtualPkgs.empty() == true)
       return _error->Error(_("No packages found"));
    std::vector<bool> Shown(Cache->Head().PackageCount);
    if (verset.empty() == true && helper.virtualPkgs.empty() == true)
       return _error->Error(_("No packages found"));
    std::vector<bool> Shown(Cache->Head().PackageCount);


@@ -654,6 +694,7 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
    bool const ShowBreaks = _config->FindB("APT::Cache::ShowBreaks", Important == false);
    bool const ShowEnhances = _config->FindB("APT::Cache::ShowEnhances", Important == false);
    bool const ShowOnlyFirstOr = _config->FindB("APT::Cache::ShowOnlyFirstOr", false);
    bool const ShowBreaks = _config->FindB("APT::Cache::ShowBreaks", Important == false);
    bool const ShowEnhances = _config->FindB("APT::Cache::ShowEnhances", Important == false);
    bool const ShowOnlyFirstOr = _config->FindB("APT::Cache::ShowOnlyFirstOr", false);

+   bool const ShowImplicit = _config->FindB("APT::Cache::ShowImplicit", false);

 
    while (verset.empty() != true)
    {
 
    while (verset.empty() != true)
    {


@@ -674,12 +715,16 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
            case pkgCache::Dep::Depends: if (!ShowDepends) continue; break;
            case pkgCache::Dep::Recommends: if (!ShowRecommends) continue; break;
            case pkgCache::Dep::Suggests: if (!ShowSuggests) continue; break;
            case pkgCache::Dep::Depends: if (!ShowDepends) continue; break;
            case pkgCache::Dep::Recommends: if (!ShowRecommends) continue; break;
            case pkgCache::Dep::Suggests: if (!ShowSuggests) continue; break;

-           case pkgCache::Dep::Replaces: if (!ShowReplaces) continue; break;       case pkgCache::Dep::Conflicts: if (!ShowConflicts) continue; break;
+           case pkgCache::Dep::Replaces: if (!ShowReplaces) continue; break;
+           case pkgCache::Dep::Conflicts: if (!ShowConflicts) continue; break;

            case pkgCache::Dep::DpkgBreaks: if (!ShowBreaks) continue; break;
            case pkgCache::Dep::Enhances: if (!ShowEnhances) continue; break;
            }
            case pkgCache::Dep::DpkgBreaks: if (!ShowBreaks) continue; break;
            case pkgCache::Dep::Enhances: if (!ShowEnhances) continue; break;
            }

+           if (ShowImplicit == false && D.IsImplicit())
+              continue;

 
            pkgCache::PkgIterator Trg = RevDepends ? D.ParentPkg() : D.TargetPkg();
 
            pkgCache::PkgIterator Trg = RevDepends ? D.ParentPkg() : D.TargetPkg();

+           bool const showNoArch = RevDepends || (D->CompareOp & pkgCache::Dep::ArchSpecific) != pkgCache::Dep::ArchSpecific;

 
            if((Installed && Trg->CurrentVer != 0) || !Installed)
              {
 
            if((Installed && Trg->CurrentVer != 0) || !Installed)
              {


@@ -693,9 +738,9 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
                if (ShowDepType == true)
                  cout << D.DepType() << ": ";
                if (Trg->VersionList == 0)
                if (ShowDepType == true)
                  cout << D.DepType() << ": ";
                if (Trg->VersionList == 0)

-                 cout << "<" << Trg.FullName(true) << ">";
+                 cout << "<" << Trg.FullName(showNoArch) << ">";

                else
                else

-                 cout << Trg.FullName(true);
+                 cout << Trg.FullName(showNoArch);

                if (ShowVersion == true && D->Version != 0)
                   cout << " (" << pkgCache::CompTypeDeb(D->CompareOp) << ' ' << D.TargetVer() << ')';
                cout << std::endl;
                if (ShowVersion == true && D->Version != 0)
                   cout << " (" << pkgCache::CompTypeDeb(D->CompareOp) << ' ' << D.TargetVer() << ')';
                cout << std::endl;


@@ -703,15 +748,15 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
                if (Recurse == true && Shown[Trg->ID] == false)
                {
                  Shown[Trg->ID] = true;
                if (Recurse == true && Shown[Trg->ID] == false)
                {
                  Shown[Trg->ID] = true;

-                 verset.insert(APT::VersionSet::FromPackage(CacheFile, Trg, APT::VersionSet::CANDIDATE, helper));
+                 verset.insert(APT::VersionSet::FromPackage(CacheFile, Trg, APT::CacheSetHelper::CANDIDATE, helper));

                }
 
              }
            
            // Display all solutions
                }
 
              }
            
            // Display all solutions

-           SPtrArray<pkgCache::Version *> List = D.AllTargets();
-           pkgPrioSortList(*Cache,List);
-           for (pkgCache::Version **I = List; *I != 0; I++)
+           std::unique_ptr<pkgCache::Version *[]> List(D.AllTargets());
+           pkgPrioSortList(*Cache,List.get());
+           for (pkgCache::Version **I = List.get(); *I != 0; I++)

            {
               pkgCache::VerIterator V(*Cache,*I);
               if (V != Cache->VerP + V.ParentPkg()->VersionList ||
            {
               pkgCache::VerIterator V(*Cache,*I);
               if (V != Cache->VerP + V.ParentPkg()->VersionList ||


@@ -722,7 +767,7 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
                if (Recurse == true && Shown[V.ParentPkg()->ID] == false)
                {
                  Shown[V.ParentPkg()->ID] = true;
                if (Recurse == true && Shown[V.ParentPkg()->ID] == false)
                {
                  Shown[V.ParentPkg()->ID] = true;

-                 verset.insert(APT::VersionSet::FromPackage(CacheFile, V.ParentPkg(), APT::VersionSet::CANDIDATE, helper));
+                 verset.insert(APT::VersionSet::FromPackage(CacheFile, V.ParentPkg(), APT::CacheSetHelper::CANDIDATE, helper));

                }
            }
 
                }
            }
 


@@ -817,9 +862,9 @@ static bool XVcg(CommandLine &CmdL)
 
    // Load the list of packages from the command line into the show list
    APT::CacheSetHelper helper(true, GlobalError::NOTICE);
 
    // Load the list of packages from the command line into the show list
    APT::CacheSetHelper helper(true, GlobalError::NOTICE);

-   std::list<APT::PackageSet::Modifier> mods;
-   mods.push_back(APT::PackageSet::Modifier(0, ",", APT::PackageSet::Modifier::POSTFIX));
-   mods.push_back(APT::PackageSet::Modifier(1, "^", APT::PackageSet::Modifier::POSTFIX));
+   std::list<APT::CacheSetHelper::PkgModifier> mods;
+   mods.push_back(APT::CacheSetHelper::PkgModifier(0, ",", APT::PackageSet::Modifier::POSTFIX));
+   mods.push_back(APT::CacheSetHelper::PkgModifier(1, "^", APT::PackageSet::Modifier::POSTFIX));

    std::map<unsigned short, APT::PackageSet> pkgsets =
                APT::PackageSet::GroupedFromCommandLine(CacheFile, CmdL.FileList + 1, mods, 0, helper);
 
    std::map<unsigned short, APT::PackageSet> pkgsets =
                APT::PackageSet::GroupedFromCommandLine(CacheFile, CmdL.FileList + 1, mods, 0, helper);
 


@@ -1029,9 +1074,9 @@ static bool Dotty(CommandLine &CmdL)
 
    // Load the list of packages from the command line into the show list
    APT::CacheSetHelper helper(true, GlobalError::NOTICE);
 
    // Load the list of packages from the command line into the show list
    APT::CacheSetHelper helper(true, GlobalError::NOTICE);

-   std::list<APT::PackageSet::Modifier> mods;
-   mods.push_back(APT::PackageSet::Modifier(0, ",", APT::PackageSet::Modifier::POSTFIX));
-   mods.push_back(APT::PackageSet::Modifier(1, "^", APT::PackageSet::Modifier::POSTFIX));
+   std::list<APT::CacheSetHelper::PkgModifier> mods;
+   mods.push_back(APT::CacheSetHelper::PkgModifier(0, ",", APT::PackageSet::Modifier::POSTFIX));
+   mods.push_back(APT::CacheSetHelper::PkgModifier(1, "^", APT::PackageSet::Modifier::POSTFIX));

    std::map<unsigned short, APT::PackageSet> pkgsets =
                APT::PackageSet::GroupedFromCommandLine(CacheFile, CmdL.FileList + 1, mods, 0, helper);
 
    std::map<unsigned short, APT::PackageSet> pkgsets =
                APT::PackageSet::GroupedFromCommandLine(CacheFile, CmdL.FileList + 1, mods, 0, helper);
 


@@ -1287,7 +1332,7 @@ static bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V)
 struct ExDescFile
 {
    pkgCache::DescFile *Df;
 struct ExDescFile
 {
    pkgCache::DescFile *Df;

-   map_ptrloc ID;
+   map_id_t ID;

 };
 
 // Search - Perform a search                                           /*{{{*/
 };
 
 // Search - Perform a search                                           /*{{{*/


@@ -1334,8 +1379,8 @@ static bool Search(CommandLine &CmdL)
    ExDescFile *DFList = new ExDescFile[descCount];
    memset(DFList,0,sizeof(*DFList) * descCount);
 
    ExDescFile *DFList = new ExDescFile[descCount];
    memset(DFList,0,sizeof(*DFList) * descCount);
 

-   bool PatternMatch[descCount * NumPatterns];
-   memset(PatternMatch,false,sizeof(PatternMatch));
+   bool *PatternMatch = new bool[descCount * NumPatterns];
+   memset(PatternMatch,false,sizeof(*PatternMatch) * descCount * NumPatterns);

 
    // Map versions that we want to write out onto the VerList array.
    for (pkgCache::GrpIterator G = Cache->GrpBegin(); G.end() == false; ++G)
 
    // Map versions that we want to write out onto the VerList array.
    for (pkgCache::GrpIterator G = Cache->GrpBegin(); G.end() == false; ++G)


@@ -1445,8 +1490,10 @@ static bool Search(CommandLine &CmdL)
    }
    
    delete [] DFList;
    }
    
    delete [] DFList;

+   delete [] PatternMatch;

    for (unsigned I = 0; I != NumPatterns; I++)
       regfree(&Patterns[I]);
    for (unsigned I = 0; I != NumPatterns; I++)
       regfree(&Patterns[I]);

+   delete [] Patterns;

    if (ferror(stdout))
        return _error->Error("Write to stdout failed");
    return true;
    if (ferror(stdout))
        return _error->Error("Write to stdout failed");
    return true;


@@ -1484,8 +1531,8 @@ static bool ShowPackage(CommandLine &CmdL)
 {
    pkgCacheFile CacheFile;
    CacheSetHelperVirtuals helper(true, GlobalError::NOTICE);
 {
    pkgCacheFile CacheFile;
    CacheSetHelperVirtuals helper(true, GlobalError::NOTICE);

-   APT::VersionList::Version const select = _config->FindB("APT::Cache::AllVersions", true) ?
-                       APT::VersionList::ALL : APT::VersionList::CANDIDATE;
+   APT::CacheSetHelper::VerSelector const select = _config->FindB("APT::Cache::AllVersions", true) ?
+                       APT::CacheSetHelper::ALL : APT::CacheSetHelper::CANDIDATE;

    APT::VersionList const verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, select, helper);
    for (APT::VersionList::const_iterator Ver = verset.begin(); Ver != verset.end(); ++Ver)
       if (DisplayRecord(CacheFile, Ver) == false)
    APT::VersionList const verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, select, helper);
    for (APT::VersionList::const_iterator Ver = verset.begin(); Ver != verset.end(); ++Ver)
       if (DisplayRecord(CacheFile, Ver) == false)


@@ -1601,6 +1648,8 @@ static bool Policy(CommandLine &CmdL)
       cout << _("Package files:") << endl;   
       for (pkgCache::PkgFileIterator F = Cache->FileBegin(); F.end() == false; ++F)
       {
       cout << _("Package files:") << endl;   
       for (pkgCache::PkgFileIterator F = Cache->FileBegin(); F.end() == false; ++F)
       {

+        if (F.Flagged(pkgCache::Flag::NoPackages))
+           continue;

         // Locate the associated index files so we can derive a description
         pkgIndexFile *Indx;
         if (SrcList->FindIndex(F,Indx) == false &&
         // Locate the associated index files so we can derive a description
         pkgIndexFile *Indx;
         if (SrcList->FindIndex(F,Indx) == false &&


@@ -1623,19 +1672,33 @@ static bool Policy(CommandLine &CmdL)
       pkgCache::PkgIterator I = Cache->PkgBegin();
       for (;I.end() != true; ++I)
       {
       pkgCache::PkgIterator I = Cache->PkgBegin();
       for (;I.end() != true; ++I)
       {

-        if (Plcy->GetPriority(I) == 0)
+        // Old code for debugging
+        if (_config->FindI("APT::Policy", 1) < 1) {
+           if (Plcy->GetPriority(I) == 0)
+              continue;
+
+           // Print the package name and the version we are forcing to
+           cout << "     " << I.FullName(true) << " -> ";
+
+           pkgCache::VerIterator V = Plcy->GetMatch(I);
+           if (V.end() == true)
+              cout << _("(not found)") << endl;
+           else
+              cout << V.VerStr() << endl;
+

            continue;
            continue;

+        }
+        // New code
+        for (pkgCache::VerIterator V = I.VersionList(); !V.end(); V++) {
+           auto Prio = Plcy->GetPriority(V, false);
+           if (Prio == 0)
+              continue;

 
 

-        // Print the package name and the version we are forcing to
-        cout << "     " << I.FullName(true) << " -> ";
-        
-        pkgCache::VerIterator V = Plcy->GetMatch(I);
-        if (V.end() == true)
-           cout << _("(not found)") << endl;
-        else
-           cout << V.VerStr() << endl;
-      }     
-      
+           cout << "     ";
+           // Print the package name and the version we are forcing to
+           ioprintf(cout, _("%s -> %s with priority %d\n"), I.FullName(true).c_str(), V.VerStr(), Prio);
+        }
+      }

       return true;
    }
 
       return true;
    }
 


@@ -1671,7 +1734,7 @@ static bool Policy(CommandLine &CmdL)
         cout << V.VerStr() << endl;
 
       // Pinned version
         cout << V.VerStr() << endl;
 
       // Pinned version

-      if (Plcy->GetPriority(Pkg) != 0)
+      if (_config->FindI("APT::Policy", 1) < 1 && Plcy->GetPriority(Pkg) != 0)

       {
         cout << _("  Package pin: ");
         V = Plcy->GetMatch(Pkg);
       {
         cout << _("  Package pin: ");
         V = Plcy->GetMatch(Pkg);


@@ -1689,7 +1752,10 @@ static bool Policy(CommandLine &CmdL)
            cout << " *** " << V.VerStr();
         else
            cout << "     " << V.VerStr();
            cout << " *** " << V.VerStr();
         else
            cout << "     " << V.VerStr();

-        cout << " " << Plcy->GetPriority(Pkg) << endl;
+        if (_config->FindI("APT::Policy", 1) < 1)
+           cout << " " << Plcy->GetPriority(Pkg) << endl;
+        else
+           cout << " " << Plcy->GetPriority(V) << endl;

         for (pkgCache::VerFileIterator VF = V.FileList(); VF.end() == false; ++VF)
         {
            // Locate the associated index files so we can derive a description
         for (pkgCache::VerFileIterator VF = V.FileList(); VF.end() == false; ++VF)
         {
            // Locate the associated index files so we can derive a description


@@ -1795,9 +1861,8 @@ static bool GenCaches(CommandLine &)
 /* */
 static bool ShowHelp(CommandLine &)
 {
 /* */
 static bool ShowHelp(CommandLine &)
 {

-   ioprintf(cout,_("%s %s for %s compiled on %s %s\n"),PACKAGE,PACKAGE_VERSION,
-           COMMON_ARCH,__DATE__,__TIME__);
-   
+   ioprintf(cout, "%s %s (%s)\n", PACKAGE, PACKAGE_VERSION, COMMON_ARCH);
+

    if (_config->FindB("version") == true)
      return true;
 
    if (_config->FindB("version") == true)
      return true;
 


@@ -1867,26 +1932,10 @@ int main(int argc,const char *argv[])                                   /*{{{*/
    textdomain(PACKAGE);
 
    // Parse the command line and initialize the package library
    textdomain(PACKAGE);
 
    // Parse the command line and initialize the package library

-   CommandLine CmdL(Args.data(),_config);
-   if (pkgInitConfig(*_config) == false ||
-       CmdL.Parse(argc,argv) == false ||
-       pkgInitSystem(*_config,_system) == false)
-   {
-      _error->DumpErrors();
-      return 100;
-   }
+   CommandLine CmdL;
+   ParseCommandLine(CmdL, Cmds, Args.data(), &_config, &_system, argc, argv, ShowHelp);

 
 

-   // See if the help should be shown
-   if (_config->FindB("help") == true ||
-       CmdL.FileSize() == 0)
-   {
-      ShowHelp(CmdL);
-      return 0;
-   }
-   
-   // Deal with stdout not being a tty
-   if (!isatty(STDOUT_FILENO) && _config->FindI("quiet", -1) == -1)
-      _config->Set("quiet","1");
+   InitOutput();

 
    if (_config->Exists("APT::Cache::Generate") == true)
       _config->Set("pkgCacheFile::Generate", _config->FindB("APT::Cache::Generate", true));
 
    if (_config->Exists("APT::Cache::Generate") == true)
       _config->Set("pkgCacheFile::Generate", _config->FindB("APT::Cache::Generate", true));