diff options
Diffstat (limited to 'cmdline')
| -rw-r--r-- | cmdline/apt-cache.cc | 126 |
1 files changed, 113 insertions, 13 deletions
diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc index 326bef1b8..ed3c31531 100644 --- a/cmdline/apt-cache.cc +++ b/cmdline/apt-cache.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: apt-cache.cc,v 1.62 2003/04/27 01:32:48 doogie Exp $ +// $Id: apt-cache.cc,v 1.63 2003/04/27 02:47:44 doogie Exp $ /* ###################################################################### apt-cache - Manages the cache files @@ -529,6 +529,7 @@ bool Depends(CommandLine &CmdL) } bool Recurse = _config->FindB("APT::Cache::RecurseDepends",false); + bool Installed = _config->FindB("APT::Cache::Installed",false); bool DidSomething; do { @@ -551,20 +552,27 @@ bool Depends(CommandLine &CmdL) for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; D++) { - if ((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or) - cout << " |"; - else - cout << " "; - - // Show the package + pkgCache::PkgIterator Trg = D.TargetPkg(); - if (Trg->VersionList == 0) - cout << D.DepType() << ": <" << Trg.Name() << ">" << endl; - else - cout << D.DepType() << ": " << Trg.Name() << endl; + + if((Installed && Trg->CurrentVer != 0) || !Installed) + { + + if ((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or) + cout << " |"; + else + cout << " "; - if (Recurse == true) - Colours[D.TargetPkg()->ID]++; + // Show the package + if (Trg->VersionList == 0) + cout << D.DepType() << ": <" << Trg.Name() << ">" << endl; + else + cout << D.DepType() << ": " << Trg.Name() << endl; + + if (Recurse == true) + Colours[D.TargetPkg()->ID]++; + + } // Display all solutions SPtrArray<pkgCache::Version *> List = D.AllTargets(); @@ -587,6 +595,95 @@ bool Depends(CommandLine &CmdL) return true; } + +// RDepends - Print out a reverse dependency tree - mbc /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool RDepends(CommandLine &CmdL) +{ + pkgCache &Cache = *GCache; + SPtrArray<unsigned> Colours = new unsigned[Cache.Head().PackageCount]; + memset(Colours,0,sizeof(*Colours)*Cache.Head().PackageCount); + + for (const char **I = CmdL.FileList + 1; *I != 0; I++) + { + pkgCache::PkgIterator Pkg = Cache.FindPkg(*I); + if (Pkg.end() == true) + { + _error->Warning(_("Unable to locate package %s"),*I); + continue; + } + 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.Name() << '>' << endl; + continue; + } + + cout << Pkg.Name() << 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.Name() << ">" << endl; + else + cout << Trg.Name() << 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().Name() << endl; + + if (Recurse == true) + Colours[D.ParentPkg()->ID]++; + } + } + } + } + while (DidSomething == true); + + return true; +} + /*}}}*/ @@ -1498,6 +1595,7 @@ bool ShowHelp(CommandLine &Cmd) " search - Search the package list for a regex pattern\n" " show - Show a readable record for the package\n" " depends - Show raw dependency information for a package\n" + " rdepends - Show reverse dependency information for a package\n" " pkgnames - List the names of all packages\n" " dotty - Generate package graphs for GraphVis\n" " xvcg - Generate package graphs for xvcg\n" @@ -1542,6 +1640,7 @@ int main(int argc,const char *argv[]) {0,"recurse","APT::Cache::RecurseDepends",0}, {'c',"config-file",0,CommandLine::ConfigFile}, {'o',"option",0,CommandLine::ArbItem}, + {'n',"installed","APT::Cache::Installed",0}, {0,0,0,0}}; CommandLine::Dispatch CmdsA[] = {{"help",&ShowHelp}, {"add",&DoAdd}, @@ -1555,6 +1654,7 @@ int main(int argc,const char *argv[]) {"unmet",&UnMet}, {"search",&Search}, {"depends",&Depends}, + {"rdepends",&RDepends}, {"dotty",&Dotty}, {"xvcg",&XVcg}, {"show",&ShowPackage}, |