diff options
Diffstat (limited to 'cmdline/apt-cache.cc')
| -rw-r--r-- | cmdline/apt-cache.cc | 60 |
1 files changed, 59 insertions, 1 deletions
diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc index de5fc615b..12d306fc1 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 1.36 1999/05/14 02:51:36 jgg Exp $ +// $Id: apt-cache.cc,v 1.37 1999/07/15 03:15:49 jgg Exp $ /* ###################################################################### apt-cache - Manages the cache files @@ -379,6 +379,62 @@ bool DumpAvail(CommandLine &Cmd) return true; } /*}}}*/ +// Depends - Print out a dependency tree /*{{{*/ +// --------------------------------------------------------------------- +/* */ +bool Depends(CommandLine &CmdL) +{ + pkgCache &Cache = *GCache; + + 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; + } + + pkgCache::VerIterator Ver = Pkg.VersionList(); + if (Ver.end() == true) + { + cout << '<' << Pkg.Name() << '>' << endl; + continue; + } + + cout << Pkg.Name() << endl; + + 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; + + // Display all solutions + pkgCache::Version **List = D.AllTargets(); + 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; + } + delete [] List; + } + } + + return true; +} + /*}}}*/ // DoAdd - Perform an adding operation /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -582,6 +638,7 @@ bool ShowHelp(CommandLine &Cmd) cout << " check - Check the cache a bit" << endl; cout << " search - Search the package list for a regex pattern" << endl; cout << " show - Show a readable record for the package" << endl; + cout << " depends - Show raw dependency information for a package" << endl; cout << endl; cout << "Options:" << endl; cout << " -h This help text." << endl; @@ -630,6 +687,7 @@ int main(int argc,const char *argv[]) {"unmet",&UnMet}, {"check",&Check}, {"search",&Search}, + {"depends",&Depends}, {"show",&ShowPackage}, {0,0}}; |