]> git.saurik.com Git - apt.git/blobdiff - cmdline/apt-get.cc
* Treat the Important flag like the Essential flag with two differences:
[apt.git] / cmdline / apt-get.cc
index a81e829e896a14cc234c66e0e2edc32f3b6fa69b..32ee469802ad2814b2b1b9b3595cd5e50777348c 100644 (file)
@@ -25,8 +25,7 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
-#define _LARGEFILE_SOURCE
-#define _LARGEFILE64_SOURCE
+#include <config.h>
 
 #include <apt-pkg/aptconfiguration.h>
 #include <apt-pkg/error.h>
@@ -37,6 +36,7 @@
 #include <apt-pkg/algorithms.h>
 #include <apt-pkg/acquire-item.h>
 #include <apt-pkg/strutl.h>
+#include <apt-pkg/fileutl.h>
 #include <apt-pkg/clean.h>
 #include <apt-pkg/srcrecords.h>
 #include <apt-pkg/version.h>
 #include <apt-pkg/sptr.h>
 #include <apt-pkg/md5.h>
 #include <apt-pkg/versionmatch.h>
-
-#include <config.h>
-#include <apti18n.h>
+#include <apt-pkg/progress.h>
+#include <apt-pkg/pkgsystem.h>
+#include <apt-pkg/pkgrecords.h>
+#include <apt-pkg/indexfile.h>
 
 #include "acqprogress.h"
 
@@ -68,8 +69,7 @@
 #include <sys/wait.h>
 #include <sstream>
 
-#define statfs statfs64
-#define statvfs statvfs64
+#include <apti18n.h>
                                                                        /*}}}*/
 
 #define RAMFS_MAGIC     0x858458f6
@@ -368,7 +368,7 @@ void ShowBroken(ostream &out,CacheFile &Cache,bool Now)
            
            if (Start == End)
               break;
-           Start++;
+           ++Start;
         }       
       }            
    }   
@@ -542,7 +542,7 @@ bool ShowEssential(ostream &out,CacheFile &Cache)
         continue;
 
       // Print out any essential package depenendents that are to be removed
-      for (pkgCache::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 &&
@@ -579,7 +579,7 @@ void Stats(ostream &out,pkgDepCache &Dep)
    unsigned long Downgrade = 0;
    unsigned long Install = 0;
    unsigned long ReInstall = 0;
-   for (pkgCache::PkgIterator I = Dep.PkgBegin(); I.end() == false; I++)
+   for (pkgCache::PkgIterator I = Dep.PkgBegin(); I.end() == false; ++I)
    {
       if (Dep[I].NewInstall() == true)
         Install++;
@@ -628,20 +628,18 @@ public:
                explicitlyNamed = true;
        }
 
-       virtual void showTaskSelection(APT::PackageSet const &pkgset, string const &pattern) {
-               for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg)
-                       ioprintf(out, _("Note, selecting '%s' for task '%s'\n"),
-                                Pkg.FullName(true).c_str(), pattern.c_str());
+       virtual void showTaskSelection(pkgCache::PkgIterator const &Pkg, string const &pattern) {
+               ioprintf(out, _("Note, selecting '%s' for task '%s'\n"),
+                               Pkg.FullName(true).c_str(), pattern.c_str());
                explicitlyNamed = false;
        }
-       virtual void showRegExSelection(APT::PackageSet const &pkgset, string const &pattern) {
-               for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg)
-                       ioprintf(out, _("Note, selecting '%s' for regex '%s'\n"),
-                                Pkg.FullName(true).c_str(), pattern.c_str());
+       virtual void showRegExSelection(pkgCache::PkgIterator const &Pkg, string const &pattern) {
+               ioprintf(out, _("Note, selecting '%s' for regex '%s'\n"),
+                               Pkg.FullName(true).c_str(), pattern.c_str());
                explicitlyNamed = false;
        }
        virtual void showSelectedVersion(pkgCache::PkgIterator const &Pkg, pkgCache::VerIterator const Ver,
-                                string const &ver, bool const &verIsRel) {
+                                string const &ver, bool const verIsRel) {
                if (ver == Ver.VerStr())
                        return;
                selectedByRelease.push_back(make_pair(Ver, ver));
@@ -662,22 +660,22 @@ public:
                                        pkgCache::PkgIterator Pkg = I.OwnerPkg();
 
                                        if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer()) {
-                                               out << "  " << Pkg.FullName(true) << " " << I.OwnerVer().VerStr();
+                                               c1out << "  " << Pkg.FullName(true) << " " << I.OwnerVer().VerStr();
                                                if (Cache[Pkg].Install() == true && Cache[Pkg].NewInstall() == false)
-                                                       out << _(" [Installed]");
-                                               out << endl;
+                                                       c1out << _(" [Installed]");
+                                               c1out << endl;
                                                ++provider;
                                        }
                                }
                                // if we found no candidate which provide this package, show non-candidates
                                if (provider == 0)
-                                       for (I = Pkg.ProvidesList(); I.end() == false; I++)
-                                               out << "  " << I.OwnerPkg().FullName(true) << " " << I.OwnerVer().VerStr()
+                                       for (I = Pkg.ProvidesList(); I.end() == false; ++I)
+                                               c1out << "  " << I.OwnerPkg().FullName(true) << " " << I.OwnerVer().VerStr()
                                                    << _(" [Not candidate version]") << endl;
                                else
                                        out << _("You should explicitly select one to install.") << endl;
                        } else {
-                               ioprintf(out,
+                               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.FullName(true).c_str());
@@ -687,7 +685,7 @@ public:
                                SPtrArray<bool> Seen = new bool[Cache.GetPkgCache()->Head().PackageCount];
                                memset(Seen,0,Cache.GetPkgCache()->Head().PackageCount*sizeof(*Seen));
                                for (pkgCache::DepIterator Dep = Pkg.RevDependsList();
-                                    Dep.end() == false; Dep++) {
+                                    Dep.end() == false; ++Dep) {
                                        if (Dep->Type != pkgCache::Dep::Replaces)
                                                continue;
                                        if (Seen[Dep.ParentPkg()->ID] == true)
@@ -696,9 +694,9 @@ public:
                                        List += Dep.ParentPkg().FullName(true) + " ";
                                        //VersionsList += string(Dep.ParentPkg().CurVersion) + "\n"; ???
                                }
-                               ShowList(out,_("However the following packages replace it:"),List,VersionsList);
+                               ShowList(c1out,_("However the following packages replace it:"),List,VersionsList);
                        }
-                       out << std::endl;
+                       c1out << std::endl;
                }
                return false;
        }
@@ -707,7 +705,7 @@ public:
                APT::VersionSet const verset = tryVirtualPackage(Cache, Pkg, APT::VersionSet::CANDIDATE);
                if (verset.empty() == false)
                        return *(verset.begin());
-               if (ShowError == true) {
+               else if (ShowError == true) {
                        _error->Error(_("Package '%s' has no installation candidate"),Pkg.FullName(true).c_str());
                        virtualPkgs.insert(Pkg);
                }
@@ -744,6 +742,19 @@ public:
                                Prov = PPkg;
                                found_one = true;
                        } else if (PPkg != Prov) {
+                               // same group, so it's a foreign package
+                               if (PPkg->Group == Prov->Group) {
+                                       // do we already have the requested arch?
+                                       if (strcmp(Pkg.Arch(), Prov.Arch()) == 0 ||
+                                           strcmp(Prov.Arch(), "all") == 0 ||
+                                           unlikely(strcmp(PPkg.Arch(), Prov.Arch()) == 0)) // packages have only on candidate, but just to be sure
+                                               continue;
+                                       // see which architecture we prefer more and switch to it
+                                       std::vector<std::string> archs = APT::Configuration::getArchitectures();
+                                       if (std::find(archs.begin(), archs.end(), PPkg.Arch()) < std::find(archs.begin(), archs.end(), Prov.Arch()))
+                                               Prov = PPkg;
+                                       continue;
+                               }
                                found_one = false; // we found at least two
                                break;
                        }
@@ -769,7 +780,7 @@ struct TryToInstall {
    unsigned long AutoMarkChanged;
    APT::PackageSet doAutoInstallLater;
 
-   TryToInstall(pkgCacheFile &Cache, pkgProblemResolver *PM, bool const &FixBroken) : Cache(&Cache), Fix(PM),
+   TryToInstall(pkgCacheFile &Cache, pkgProblemResolver *PM, bool const FixBroken) : Cache(&Cache), Fix(PM),
                        FixBroken(FixBroken), AutoMarkChanged(0) {};
 
    void operator() (pkgCache::VerIterator const &Ver) {
@@ -874,9 +885,7 @@ struct TryToInstall {
 struct TryToRemove {
    pkgCacheFile* Cache;
    pkgProblemResolver* Fix;
-   bool FixBroken;
    bool PurgePkgs;
-   unsigned long AutoMarkChanged;
 
    TryToRemove(pkgCacheFile &Cache, pkgProblemResolver *PM) : Cache(&Cache), Fix(PM),
                                PurgePkgs(_config->FindB("APT::Get::Purge", false)) {};
@@ -928,7 +937,7 @@ void CacheFile::Sort()
    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++)
+   for (;I.end() != true; ++I)
       List[I->ID] = I;
 
    SortCache = *this;
@@ -960,7 +969,7 @@ bool CacheFile::CheckDeps(bool AllowBroken)
       if ((DCache->PolicyBrokenCount() > 0))
       {
         // upgrade all policy-broken packages with ForceImportantDeps=True
-        for (pkgCache::PkgIterator I = Cache->PkgBegin(); !I.end(); I++)
+        for (pkgCache::PkgIterator I = Cache->PkgBegin(); !I.end(); ++I)
            if ((*DCache)[I].NowPolicyBroken() == true) 
               DCache->MarkInstall(I,true,0, false, true);
       }
@@ -1051,7 +1060,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
    if (_config->FindB("APT::Get::Purge",false) == true)
    {
       pkgCache::PkgIterator I = Cache->PkgBegin();
-      for (; I.end() == false; I++)
+      for (; I.end() == false; ++I)
       {
         if (I.Purge() == false && Cache[I].Mode == pkgDepCache::ModeDelete)
            Cache->MarkDelete(I,true);
@@ -1245,7 +1254,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
    if (_config->FindB("APT::Get::Print-URIs") == true)
    {
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
-      for (; I != Fetcher.UriEnd(); I++)
+      for (; I != Fetcher.UriEnd(); ++I)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
               I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;
       return true;
@@ -1269,7 +1278,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
         {
            if ((*I)->Local == true)
            {
-              I++;
+              ++I;
               continue;
            }
 
@@ -1289,7 +1298,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
       
       // Print out errors
       bool Failed = false;
-      for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
+      for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); ++I)
       {
         if ((*I)->Status == pkgAcquire::Item::StatDone &&
             (*I)->Complete == true)
@@ -1449,7 +1458,7 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
         // 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++)
+        for (pkgCache::VerIterator Ver = Pkg.VersionList();; ++Ver)
         {
            // try first only exact matches, later fuzzy matches
            if (Ver.end() == true)
@@ -1470,7 +1479,7 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
               continue;
 
            for (pkgCache::VerFileIterator VF = Ver.FileList();
-                VF.end() == false; VF++) 
+                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)
@@ -1622,7 +1631,7 @@ bool DoUpdate(CommandLine &CmdL)
         return false;
 
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
-      for (; I != Fetcher.UriEnd(); I++)
+      for (; I != Fetcher.UriEnd(); ++I)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
               I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;
       return true;
@@ -1632,7 +1641,8 @@ bool DoUpdate(CommandLine &CmdL)
    if (_config->FindB("APT::Get::Download",true) == true)
        ListUpdate(Stat, *List);
 
-   // Rebuild the cache.   
+   // Rebuild the cache.
+   pkgCacheFile::RemoveCaches();
    if (Cache.BuildCaches() == false)
       return false;
    
@@ -1690,8 +1700,9 @@ bool DoAutomaticRemove(CacheFile &Cache)
            // install it in the first place, so nuke it instead of show it
            if (Cache[Pkg].Install() == true && Pkg.CurrentVer() == 0)
            {
+              if (Pkg.CandVersion() != 0)
+                 tooMuch.insert(Pkg);
               Cache->MarkDelete(Pkg, false);
-              tooMuch.insert(Pkg);
            }
            // only show stuff in the list that is not yet marked for removal
            else if(hideAutoRemove == false && Cache[Pkg].Delete() == false) 
@@ -1715,33 +1726,41 @@ bool DoAutomaticRemove(CacheFile &Cache)
       bool Changed;
       do {
         Changed = false;
-        for (APT::PackageSet::const_iterator P = tooMuch.begin();
-             P != tooMuch.end() && Changed == false; ++P)
+        for (APT::PackageSet::const_iterator Pkg = tooMuch.begin();
+             Pkg != tooMuch.end() && Changed == false; ++Pkg)
         {
-           for (pkgCache::DepIterator R = P.RevDependsList();
-                R.end() == false; ++R)
-           {
-              if (R.IsNegative() == true ||
-                  Cache->IsImportantDep(R) == false)
-                 continue;
-              pkgCache::PkgIterator N = R.ParentPkg();
-              if (N.end() == true || (N->CurrentVer == 0 && (*Cache)[N].Install() == false))
-                 continue;
-              if (Debug == true)
-                 std::clog << "Save " << P << " as another installed garbage package depends on it" << std::endl;
-              Cache->MarkInstall(P, false);
-              if(hideAutoRemove == false)
+           APT::PackageSet too;
+           too.insert(*Pkg);
+           for (pkgCache::PrvIterator Prv = Cache[Pkg].CandidateVerIter(Cache).ProvidesList();
+                Prv.end() == false; ++Prv)
+              too.insert(Prv.ParentPkg());
+           for (APT::PackageSet::const_iterator P = too.begin();
+                P != too.end() && Changed == false; ++P) {
+              for (pkgCache::DepIterator R = P.RevDependsList();
+                   R.end() == false; ++R)
               {
-                 ++autoRemoveCount;
-                 if (smallList == false)
-                 {
-                    autoremovelist += P.FullName(true) + " ";
-                    autoremoveversions += string(Cache[P].CandVersion) + "\n";
-                 }
+                 if (R.IsNegative() == true ||
+                     Cache->IsImportantDep(R) == false)
+                    continue;
+                pkgCache::PkgIterator N = R.ParentPkg();
+                if (N.end() == true || (N->CurrentVer == 0 && (*Cache)[N].Install() == false))
+                   continue;
+                if (Debug == true)
+                   std::clog << "Save " << Pkg << " as another installed garbage package depends on it" << std::endl;
+                Cache->MarkInstall(Pkg, false);
+                if (hideAutoRemove == false)
+                {
+                   ++autoRemoveCount;
+                   if (smallList == false)
+                   {
+                      autoremovelist += Pkg.FullName(true) + " ";
+                      autoremoveversions += string(Cache[Pkg].CandVersion) + "\n";
+                   }
+                }
+                tooMuch.erase(Pkg);
+                Changed = true;
+                break;
               }
-              tooMuch.erase(P);
-              Changed = true;
-              break;
            }
         }
       } while (Changed == true);
@@ -2007,7 +2026,7 @@ bool DoInstall(CommandLine &CmdL)
               if(Start.TargetPkg().ProvidesList() != 0)
               {
                  pkgCache::PrvIterator I = Start.TargetPkg().ProvidesList();
-                 for (; I.end() == false; I++)
+                 for (; I.end() == false; ++I)
                  {
                     pkgCache::PkgIterator Pkg = I.OwnerPkg();
                     if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer() && 
@@ -2030,7 +2049,7 @@ bool DoInstall(CommandLine &CmdL)
 
               if (Start >= End)
                  break;
-              Start++;
+              ++Start;
            }
            
            if(foundInstalledInOrGroup == false)
@@ -2144,7 +2163,7 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
 
    // Install everything with the install flag set
    pkgCache::PkgIterator I = Cache->PkgBegin();
-   for (;I.end() != true; I++)
+   for (;I.end() != true; ++I)
    {
       /* Install the package only if it is a new install, the autoupgrader
          will deal with the rest */
@@ -2154,7 +2173,7 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
 
    /* Now install their deps too, if we do this above then order of
       the status file is significant for | groups */
-   for (I = Cache->PkgBegin();I.end() != true; I++)
+   for (I = Cache->PkgBegin();I.end() != true; ++I)
    {
       /* Install the package only if it is a new install, the autoupgrader
          will deal with the rest */
@@ -2163,7 +2182,7 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
    }
    
    // Apply erasures now, they override everything else.
-   for (I = Cache->PkgBegin();I.end() != true; I++)
+   for (I = Cache->PkgBegin();I.end() != true; ++I)
    {
       // Remove packages 
       if (I->SelectedState == pkgCache::State::DeInstall ||
@@ -2180,7 +2199,7 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
       // Hold back held packages.
       if (_config->FindB("APT::Ignore-Hold",false) == false)
       {
-        for (pkgCache::PkgIterator I = Cache->PkgBegin(); I.end() == false; I++)
+        for (pkgCache::PkgIterator I = Cache->PkgBegin(); I.end() == false; ++I)
         {
            if (I->SelectedState == pkgCache::State::Hold)
            {
@@ -2212,10 +2231,14 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
 /* */
 bool DoClean(CommandLine &CmdL)
 {
+   std::string const archivedir = _config->FindDir("Dir::Cache::archives");
+   std::string const pkgcache = _config->FindFile("Dir::cache::pkgcache");
+   std::string const srcpkgcache = _config->FindFile("Dir::cache::srcpkgcache");
+
    if (_config->FindB("APT::Get::Simulate") == true)
    {
-      cout << "Del " << _config->FindDir("Dir::Cache::archives") << "* " <<
-        _config->FindDir("Dir::Cache::archives") << "partial/*" << endl;
+      cout << "Del " << archivedir << "* " << archivedir << "partial/*"<< endl
+          << "Del " << pkgcache << " " << srcpkgcache << endl;
       return true;
    }
    
@@ -2223,14 +2246,17 @@ bool DoClean(CommandLine &CmdL)
    FileFd Lock;
    if (_config->FindB("Debug::NoLocking",false) == false)
    {
-      Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+      Lock.Fd(GetLock(archivedir + "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/");
+   Fetcher.Clean(archivedir);
+   Fetcher.Clean(archivedir + "partial/");
+
+   pkgCacheFile::RemoveCaches();
+
    return true;
 }
                                                                        /*}}}*/
@@ -2280,8 +2306,8 @@ bool DoDownload(CommandLine &CmdL)
       return false;
    
    APT::CacheSetHelper helper(c0out);
-   APT::VersionSet verset = APT::VersionSet::FromCommandLine(Cache,
-               CmdL.FileList + 1, APT::VersionSet::CANDIDATE, helper);
+   APT::VersionList verset = APT::VersionList::FromCommandLine(Cache,
+               CmdL.FileList + 1, APT::VersionList::CANDIDATE, helper);
 
    if (verset.empty() == true)
       return false;
@@ -2293,7 +2319,7 @@ bool DoDownload(CommandLine &CmdL)
 
    pkgRecords Recs(Cache);
    pkgSourceList *SrcList = Cache.GetSourceList();
-   for (APT::VersionSet::const_iterator Ver = verset.begin(); 
+   for (APT::VersionList::const_iterator Ver = verset.begin(); 
         Ver != verset.end(); 
         ++Ver) 
    {
@@ -2328,7 +2354,7 @@ bool DoDownload(CommandLine &CmdL)
    if (_config->FindB("APT::Get::Print-URIs") == true)
    {
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
-      for (; I != Fetcher.UriEnd(); I++)
+      for (; I != Fetcher.UriEnd(); ++I)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
               I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;
       return true;
@@ -2446,7 +2472,7 @@ bool DoSource(CommandLine &CmdL)
 
       // Load them into the fetcher
       for (vector<pkgSrcRecords::File>::const_iterator I = Lst.begin();
-          I != Lst.end(); I++)
+          I != Lst.end(); ++I)
       {
         // Try to guess what sort of file it is we are getting.
         if (I->Type == "dsc")
@@ -2548,7 +2574,7 @@ bool DoSource(CommandLine &CmdL)
    if (_config->FindB("APT::Get::Print-URIs") == true)
    {
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
-      for (; I != Fetcher.UriEnd(); I++)
+      for (; I != Fetcher.UriEnd(); ++I)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
               I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;
       delete[] Dsc;
@@ -2564,7 +2590,7 @@ bool DoSource(CommandLine &CmdL)
 
    // Print error messages
    bool Failed = false;
-   for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
+   for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); ++I)
    {
       if ((*I)->Status == pkgAcquire::Item::StatDone &&
          (*I)->Complete == true)
@@ -2593,7 +2619,7 @@ bool DoSource(CommandLine &CmdL)
    if (Process == 0)
    {
       bool const fixBroken = _config->FindB("APT::Get::Fix-Broken", false);
-      for (unsigned I = 0; I != J; I++)
+      for (unsigned I = 0; I != J; ++I)
       {
         string Dir = Dsc[I].Package + '-' + Cache->VS().UpstreamVersion(Dsc[I].Version.c_str());
         
@@ -2742,7 +2768,7 @@ bool DoBuildDep(CommandLine &CmdL)
         BuildDeps.push_back(rec);
       }
 
-      if (BuildDeps.size() == 0)
+      if (BuildDeps.empty() == true)
       {
         ioprintf(c1out,_("%s has no build depends.\n"),Src.c_str());
         continue;
@@ -2752,7 +2778,7 @@ bool DoBuildDep(CommandLine &CmdL)
       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++)
+      for (D = BuildDeps.begin(); D != BuildDeps.end(); ++D)
       {
          bool hasAlternatives = (((*D).Op & pkgCache::Dep::Or) == pkgCache::Dep::Or);
 
@@ -2837,21 +2863,27 @@ bool DoBuildDep(CommandLine &CmdL)
               if ((BADVER(Ver)) == false)
               {
                  string forbidden;
-                 if (Ver->MultiArch == pkgCache::Version::None || Ver->MultiArch == pkgCache::Version::All);
+                 if (Ver->MultiArch == pkgCache::Version::None || Ver->MultiArch == pkgCache::Version::All)
+                 {
+                    if (colon == string::npos)
+                    {
+                       Pkg = Ver.ParentPkg().Group().FindPkg(hostArch);
+                    }
+                 }
                  else if (Ver->MultiArch == pkgCache::Version::Same)
                  {
-                    if (colon != string::npos)
+                    if (colon == string::npos)
                        Pkg = Ver.ParentPkg().Group().FindPkg(hostArch);
                     else if (strcmp(D->Package.c_str() + colon, ":any") == 0)
                        forbidden = "Multi-Arch: same";
                     // :native gets the buildArch
                  }
-                 else if (Ver->MultiArch == pkgCache::Version::Foreign || Ver->MultiArch == pkgCache::Version::AllForeign)
+                 else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign)
                  {
                     if (colon != string::npos)
                        forbidden = "Multi-Arch: foreign";
                  }
-                 else if (Ver->MultiArch == pkgCache::Version::Allowed || Ver->MultiArch == pkgCache::Version::AllAllowed)
+                 else if ((Ver->MultiArch & pkgCache::Version::Allowed) == pkgCache::Version::Allowed)
                  {
                     if (colon == string::npos)
                        Pkg = Ver.ParentPkg().Group().FindPkg(hostArch);
@@ -2931,7 +2963,7 @@ bool DoBuildDep(CommandLine &CmdL)
                * installed
                */
               pkgCache::PrvIterator Prv = Pkg.ProvidesList();
-              for (; Prv.end() != true; Prv++)
+              for (; Prv.end() != true; ++Prv)
               {
                  if (_config->FindB("Debug::BuildDeps",false) == true)
                     cout << "  Checking provider " << Prv.OwnerPkg().FullName() << endl;
@@ -3152,14 +3184,14 @@ bool DoChangelog(CommandLine &CmdL)
       return false;
    
    APT::CacheSetHelper helper(c0out);
-   APT::VersionSet verset = APT::VersionSet::FromCommandLine(Cache,
-               CmdL.FileList + 1, APT::VersionSet::CANDIDATE, helper);
+   APT::VersionList verset = APT::VersionList::FromCommandLine(Cache,
+               CmdL.FileList + 1, APT::VersionList::CANDIDATE, helper);
    if (verset.empty() == true)
       return false;
    pkgAcquire Fetcher;
 
    if (_config->FindB("APT::Get::Print-URIs", false) == true)
-      for (APT::VersionSet::const_iterator Ver = verset.begin();
+      for (APT::VersionList::const_iterator Ver = verset.begin();
           Ver != verset.end(); ++Ver)
         return DownloadChangelog(Cache, Fetcher, Ver, "");
 
@@ -3182,7 +3214,7 @@ bool DoChangelog(CommandLine &CmdL)
         return _error->Errno("mkdtemp", "mkdtemp failed");
    }
 
-   for (APT::VersionSet::const_iterator Ver = verset.begin(); 
+   for (APT::VersionList::const_iterator Ver = verset.begin(); 
         Ver != verset.end(); 
         ++Ver) 
    {