- pkgCacheFile CacheFile;
- pkgCache *Cache = CacheFile.GetPkgCache();
- if (unlikely(Cache == NULL))
- return false;
-
- SPtrArray<unsigned> Colours = new unsigned[Cache->Head().PackageCount];
- memset(Colours,0,sizeof(*Colours)*Cache->Head().PackageCount);
-
- APT::PackageSet pkgset = APT::PackageSet::FromCommandLine(CacheFile, CmdL.FileList + 1);
- for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg)
- Colours[Pkg->ID] = 1;
-
- bool Recurse = _config->FindB("APT::Cache::RecurseDepends",false);
- bool Installed = _config->FindB("APT::Cache::Installed",false);
- bool DidSomething;
- do
- {
- DidSomething = false;
- for (pkgCache::PkgIterator Pkg = Cache->PkgBegin(); Pkg.end() == false; Pkg++)
- {
- if (Colours[Pkg->ID] != 1)
- continue;
- Colours[Pkg->ID] = 2;
- DidSomething = true;
-
- pkgCache::VerIterator Ver = Pkg.VersionList();
- if (Ver.end() == true)
- {
- cout << '<' << Pkg.FullName(true) << '>' << endl;
- continue;
- }
-
- cout << Pkg.FullName(true) << endl;
-
- cout << "Reverse Depends:" << endl;
- for (pkgCache::DepIterator D = Pkg.RevDependsList(); D.end() == false; D++)
- {
- // Show the package
- pkgCache::PkgIterator Trg = D.ParentPkg();
-
- if((Installed && Trg->CurrentVer != 0) || !Installed)
- {
-
- if ((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or)
- cout << " |";
- else
- cout << " ";
-
- if (Trg->VersionList == 0)
- cout << D.DepType() << ": <" << Trg.FullName(true) << ">" << endl;
- else
- cout << Trg.FullName(true) << endl;
-
- if (Recurse == true)
- Colours[D.ParentPkg()->ID]++;
-
- }
-
- // Display all solutions
- SPtrArray<pkgCache::Version *> List = D.AllTargets();
- pkgPrioSortList(*Cache,List);
- for (pkgCache::Version **I = List; *I != 0; I++)
- {
- pkgCache::VerIterator V(*Cache,*I);
- if (V != Cache->VerP + V.ParentPkg()->VersionList ||
- V->ParentPkg == D->Package)
- continue;
- cout << " " << V.ParentPkg().FullName(true) << endl;
-
- if (Recurse == true)
- Colours[D.ParentPkg()->ID]++;
- }
- }
- }
- }
- while (DidSomething == true);
-
- return true;