X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/7f7aa6eb3227e69b34b1b38e3c5d5b15746c395f..285feb3cedca3cccff971155099adef8d902223d:/cmdline/apt-get.cc?ds=sidebyside diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc index febcab18c..3292ae745 100644 --- a/cmdline/apt-get.cc +++ b/cmdline/apt-get.cc @@ -382,8 +382,6 @@ void ShowNew(ostream &out,CacheFile &Cache) { pkgCache::PkgIterator I(Cache,Cache.List[J]); if (Cache[I].NewInstall() == true) { - if (Cache[I].CandidateVerIter(Cache).Pseudo() == true) - continue; List += I.FullName(true) + " "; VersionsList += string(Cache[I].CandVersion) + "\n"; } @@ -406,8 +404,6 @@ void ShowDel(ostream &out,CacheFile &Cache) pkgCache::PkgIterator I(Cache,Cache.List[J]); if (Cache[I].Delete() == true) { - if (Cache[I].CandidateVerIter(Cache).Pseudo() == true) - continue; if ((Cache[I].iFlags & pkgDepCache::Purge) == pkgDepCache::Purge) List += I.FullName(true) + "* "; else @@ -456,8 +452,6 @@ void ShowUpgraded(ostream &out,CacheFile &Cache) // Not interesting if (Cache[I].Upgrade() == false || Cache[I].NewInstall() == true) continue; - if (Cache[I].CandidateVerIter(Cache).Pseudo() == true) - continue; List += I.FullName(true) + " "; VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n"; @@ -479,8 +473,6 @@ bool ShowDowngraded(ostream &out,CacheFile &Cache) // Not interesting if (Cache[I].Downgrade() == false || Cache[I].NewInstall() == true) continue; - if (Cache[I].CandidateVerIter(Cache).Pseudo() == true) - continue; List += I.FullName(true) + " "; VersionsList += string(Cache[I].CurVersion) + " => " + Cache[I].CandVersion + "\n"; @@ -538,7 +530,9 @@ bool ShowEssential(ostream &out,CacheFile &Cache) //VersionsList += string(Cache[I].CurVersion) + "\n"; ??? } } - + else + continue; + if (I->CurrentVer == 0) continue; @@ -582,9 +576,6 @@ void Stats(ostream &out,pkgDepCache &Dep) unsigned long ReInstall = 0; for (pkgCache::PkgIterator I = Dep.PkgBegin(); I.end() == false; I++) { - if (pkgCache::VerIterator(Dep, Dep[I].CandidateVer).Pseudo() == true) - continue; - if (Dep[I].NewInstall() == true) Install++; else @@ -626,6 +617,8 @@ class CacheSetHelperAPTGet : public APT::CacheSetHelper { APT::PackageSet virtualPkgs; public: + std::list > selectedByRelease; + CacheSetHelperAPTGet(std::ostream &out) : APT::CacheSetHelper(true), out(out) { explicitlyNamed = true; } @@ -644,9 +637,9 @@ public: } virtual void showSelectedVersion(pkgCache::PkgIterator const &Pkg, pkgCache::VerIterator const Ver, string const &ver, bool const &verIsRel) { - if (ver != Ver.VerStr()) - ioprintf(out, _("Selected version '%s' (%s) for '%s'\n"), - Ver.VerStr(), Ver.RelStr().c_str(), Pkg.FullName(true).c_str()); + if (ver == Ver.VerStr()) + return; + selectedByRelease.push_back(make_pair(Ver, ver)); } bool showVirtualPackageErrors(pkgCacheFile &Cache) { @@ -771,7 +764,7 @@ 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) { @@ -789,8 +782,10 @@ struct TryToInstall { ioprintf(c1out,_("Skipping %s, it is not installed and only upgrades are requested.\n"), Pkg.FullName(true).c_str()); else { - Fix->Clear(Pkg); - Fix->Protect(Pkg); + if (Fix != NULL) { + Fix->Clear(Pkg); + Fix->Protect(Pkg); + } Cache->GetDepCache()->MarkInstall(Pkg,false); if (State.Install() == false) { @@ -827,6 +822,37 @@ struct TryToInstall { } } + bool propergateReleaseCandiateSwitching(std::list > start, std::ostream &out) + { + for (std::list >::const_iterator s = start.begin(); + s != start.end(); ++s) + Cache->GetDepCache()->SetCandidateVersion(s->first); + + bool Success = true; + std::list > Changed; + for (std::list >::const_iterator s = start.begin(); + s != start.end(); ++s) + { + Changed.push_back(std::make_pair(s->first, pkgCache::VerIterator(*Cache))); + // We continue here even if it failed to enhance the ShowBroken output + Success &= Cache->GetDepCache()->SetCandidateRelease(s->first, s->second, Changed); + } + for (std::list >::const_iterator c = Changed.begin(); + c != Changed.end(); ++c) + { + if (c->second.end() == true) + ioprintf(out, _("Selected version '%s' (%s) for '%s'\n"), + c->first.VerStr(), c->first.RelStr().c_str(), c->first.ParentPkg().FullName(true).c_str()); + else if (c->first.ParentPkg()->Group != c->second.ParentPkg()->Group) + { + pkgCache::VerIterator V = (*Cache)[c->first.ParentPkg()].CandidateVerIter(*Cache); + ioprintf(out, _("Selected version '%s' (%s) for '%s' because of '%s'\n"), V.VerStr(), + V.RelStr().c_str(), V.ParentPkg().FullName(true).c_str(), c->second.ParentPkg().FullName(true).c_str()); + } + } + return Success; + } + void doAutoInstall() { for (APT::PackageSet::const_iterator P = doAutoInstallLater.begin(); P != doAutoInstallLater.end(); ++P) { @@ -847,20 +873,27 @@ struct TryToRemove { bool PurgePkgs; unsigned long AutoMarkChanged; - TryToRemove(pkgCacheFile &Cache, pkgProblemResolver &PM) : Cache(&Cache), Fix(&PM), + TryToRemove(pkgCacheFile &Cache, pkgProblemResolver *PM) : Cache(&Cache), Fix(PM), PurgePkgs(_config->FindB("APT::Get::Purge", false)) {}; void operator() (pkgCache::VerIterator const &Ver) { pkgCache::PkgIterator Pkg = Ver.ParentPkg(); - Fix->Clear(Pkg); - Fix->Protect(Pkg); - Fix->Remove(Pkg); + if (Fix != NULL) + { + Fix->Clear(Pkg); + Fix->Protect(Pkg); + Fix->Remove(Pkg); + } if ((Pkg->CurrentVer == 0 && PurgePkgs == false) || (PurgePkgs == true && Pkg->CurrentState == pkgCache::State::NotInstalled)) + { ioprintf(c1out,_("Package %s is not installed, so not removed\n"),Pkg.FullName(true).c_str()); + // MarkInstall refuses to install packages on hold + Pkg->SelectedState = pkgCache::State::Hold; + } else Cache->GetDepCache()->MarkDelete(Pkg, PurgePkgs); } @@ -1077,8 +1110,6 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true, { // force a hashsum for compatibility reasons _config->CndSet("Acquire::ForceHash", "md5sum"); - if (Fetcher.Setup(&Stat, "") == false) - return false; } else if (Fetcher.Setup(&Stat, _config->FindDir("Dir::Cache::Archives")) == false) return false; @@ -1359,10 +1390,10 @@ bool TryToInstallBuildDep(pkgCache::PkgIterator Pkg,pkgCacheFile &Cache, if (Remove == true) { - TryToRemove RemoveAction(Cache, Fix); + TryToRemove RemoveAction(Cache, &Fix); RemoveAction(Pkg.VersionList()); } else if (Cache[Pkg].CandidateVer != 0) { - TryToInstall InstallAction(Cache, Fix, BrokenFix); + TryToInstall InstallAction(Cache, &Fix, BrokenFix); InstallAction(Cache[Pkg].CandidateVerIter(Cache)); InstallAction.doAutoInstall(); } else @@ -1608,10 +1639,6 @@ bool DoAutomaticRemove(CacheFile &Cache) if(Debug) std::cout << "DoAutomaticRemove()" << std::endl; - // we don't want to autoremove and we don't want to see it, so why calculating? - if (doAutoRemove == false && hideAutoRemove == true) - return true; - if (doAutoRemove == true && _config->FindB("APT::Get::Remove",true) == false) { @@ -1622,10 +1649,11 @@ bool DoAutomaticRemove(CacheFile &Cache) bool purgePkgs = _config->FindB("APT::Get::Purge", false); bool smallList = (hideAutoRemove == false && - strcasecmp(_config->Find("APT::Get::HideAutoRemove","").c_str(),"small") == 0); + strcasecmp(_config->Find("APT::Get::HideAutoRemove","").c_str(),"small") == 0); string autoremovelist, autoremoveversions; unsigned long autoRemoveCount = 0; + APT::PackageSet tooMuch; // look over the cache to see what can be removed for (pkgCache::PkgIterator Pkg = Cache->PkgBegin(); ! Pkg.end(); ++Pkg) { @@ -1645,8 +1673,15 @@ bool DoAutomaticRemove(CacheFile &Cache) } else { + // if the package is a new install and already garbage we don't need to + // install it in the first place, so nuke it instead of show it + if (Cache[Pkg].Install() == true && Pkg.CurrentVer() == 0) + { + Cache->MarkDelete(Pkg, false); + tooMuch.insert(Pkg); + } // only show stuff in the list that is not yet marked for removal - if(Cache[Pkg].Delete() == false) + else if(hideAutoRemove == false && Cache[Pkg].Delete() == false) { ++autoRemoveCount; // we don't need to fill the strings if we don't need them @@ -1659,20 +1694,48 @@ bool DoAutomaticRemove(CacheFile &Cache) } } } - // if we don't remove them, we should show them! - if (doAutoRemove == false && (autoremovelist.empty() == false || autoRemoveCount != 0)) + + // we could have removed a new dependency of a garbage package, + // so check if a reverse depends is broken and if so install it again. + if (tooMuch.empty() == false && (Cache->BrokenCount() != 0 || Cache->PolicyBrokenCount() != 0)) { - if (smallList == false) - ShowList(c1out, P_("The following package was automatically installed and is no longer required:", - "The following packages were automatically installed and are no longer required:", - autoRemoveCount), autoremovelist, autoremoveversions); - else - ioprintf(c1out, P_("%lu package was automatically installed and is no longer required.\n", - "%lu packages were automatically installed and are no longer required.\n", autoRemoveCount), autoRemoveCount); - c1out << _("Use 'apt-get autoremove' to remove them.") << std::endl; + bool Changed; + do { + Changed = false; + for (APT::PackageSet::const_iterator P = tooMuch.begin(); + P != tooMuch.end() && Changed == false; ++P) + { + 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) + { + ++autoRemoveCount; + if (smallList == false) + { + autoremovelist += P.FullName(true) + " "; + autoremoveversions += string(Cache[P].CandVersion) + "\n"; + } + } + tooMuch.erase(P); + Changed = true; + break; + } + } + } while (Changed == true); } + // Now see if we had destroyed anything (if we had done anything) - else if (Cache->BrokenCount() != 0) + if (Cache->BrokenCount() != 0) { c1out << _("Hmm, seems like the AutoRemover destroyed something which really\n" "shouldn't happen. Please file a bug report against apt.") << endl; @@ -1683,6 +1746,19 @@ bool DoAutomaticRemove(CacheFile &Cache) return _error->Error(_("Internal Error, AutoRemover broke stuff")); } + + // if we don't remove them, we should show them! + if (doAutoRemove == false && (autoremovelist.empty() == false || autoRemoveCount != 0)) + { + if (smallList == false) + ShowList(c1out, P_("The following package was automatically installed and is no longer required:", + "The following packages were automatically installed and are no longer required:", + autoRemoveCount), autoremovelist, autoremoveversions); + else + ioprintf(c1out, P_("%lu package was automatically installed and is no longer required.\n", + "%lu packages were automatically installed and are no longer required.\n", autoRemoveCount), autoRemoveCount); + c1out << _("Use 'apt-get autoremove' to remove them.") << std::endl; + } return true; } /*}}}*/ @@ -1720,8 +1796,10 @@ bool DoInstall(CommandLine &CmdL) bool BrokenFix = false; if (Cache->BrokenCount() != 0) BrokenFix = true; - - pkgProblemResolver Fix(Cache); + + pkgProblemResolver* Fix = NULL; + if (_config->FindB("APT::Get::CallResolver", true) == true) + Fix = new pkgProblemResolver(Cache); static const unsigned short MOD_REMOVE = 1; static const unsigned short MOD_INSTALL = 2; @@ -1752,17 +1830,12 @@ bool DoInstall(CommandLine &CmdL) if (_error->PendingError() == true) { helper.showVirtualPackageErrors(Cache); + if (Fix != NULL) + delete Fix; return false; } - unsigned short order[] = { 0, 0, 0 }; - if (fallback == MOD_INSTALL) { - order[0] = MOD_INSTALL; - order[1] = MOD_REMOVE; - } else { - order[0] = MOD_REMOVE; - order[1] = MOD_INSTALL; - } + unsigned short const order[] = { MOD_REMOVE, MOD_INSTALL, 0 }; TryToInstall InstallAction(Cache, Fix, BrokenFix); TryToRemove RemoveAction(Cache, Fix); @@ -1773,16 +1846,29 @@ bool DoInstall(CommandLine &CmdL) for (unsigned short i = 0; order[i] != 0; ++i) { - if (order[i] == MOD_INSTALL) { + if (order[i] == MOD_INSTALL) InstallAction = std::for_each(verset[MOD_INSTALL].begin(), verset[MOD_INSTALL].end(), InstallAction); - InstallAction.doAutoInstall(); - } else if (order[i] == MOD_REMOVE) RemoveAction = std::for_each(verset[MOD_REMOVE].begin(), verset[MOD_REMOVE].end(), RemoveAction); } + if (Fix != NULL && _config->FindB("APT::Get::AutoSolving", true) == true) + { + for (unsigned short i = 0; order[i] != 0; ++i) + { + if (order[i] != MOD_INSTALL) + continue; + InstallAction.propergateReleaseCandiateSwitching(helper.selectedByRelease, c0out); + InstallAction.doAutoInstall(); + } + } + if (_error->PendingError() == true) + { + if (Fix != NULL) + delete Fix; return false; + } /* If we are in the Broken fixing mode we do not attempt to fix the problems. This is if the user invoked install without -f and gave @@ -1791,14 +1877,19 @@ bool DoInstall(CommandLine &CmdL) { c1out << _("You might want to run 'apt-get -f install' to correct these:") << endl; ShowBroken(c1out,Cache,false); - + if (Fix != NULL) + delete Fix; return _error->Error(_("Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).")); } - - // Call the scored problem resolver - Fix.InstallProtect(); - if (Fix.Resolve(true) == false) - _error->Discard(); + + if (Fix != NULL) + { + // Call the scored problem resolver + Fix->InstallProtect(); + if (Fix->Resolve(true) == false) + _error->Discard(); + delete Fix; + } // Now we check the state of the packages, if (Cache->BrokenCount() != 0) @@ -1839,16 +1930,13 @@ bool DoInstall(CommandLine &CmdL) pkgCache::PkgIterator I(Cache,Cache.List[J]); if ((*Cache)[I].Install() == false) continue; + pkgCache::VerIterator Cand = Cache[I].CandidateVerIter(Cache); - const char **J; - for (J = CmdL.FileList + 1; *J != 0; J++) - if (strcmp(*J,I.Name()) == 0) - break; - - if (*J == 0) { - List += I.FullName(true) + " "; - VersionsList += string(Cache[I].CandVersion) + "\n"; - } + if (verset[MOD_INSTALL].find(Cand) != verset[MOD_INSTALL].end()) + continue; + + List += I.FullName(true) + " "; + VersionsList += string(Cache[I].CandVersion) + "\n"; } ShowList(c1out,_("The following extra packages will be installed:"),List,VersionsList); @@ -1962,8 +2050,8 @@ bool DoInstall(CommandLine &CmdL) return InstallPackages(Cache,false); } - -/* mark packages as automatically/manually installed. */ + /*}}}*/ +/* mark packages as automatically/manually installed. {{{*/ bool DoMarkAuto(CommandLine &CmdL) { bool Action = true; @@ -1998,6 +2086,9 @@ bool DoMarkAuto(CommandLine &CmdL) AutoMarkChanged++; } } + + _error->Notice(_("This command is deprecated. Please use 'apt-mark auto' and 'apt-mark manual' instead.")); + if (AutoMarkChanged && ! _config->FindB("APT::Get::Simulate",false)) return Cache->writeStateFile(NULL); return false; @@ -2165,6 +2256,70 @@ bool DoAutoClean(CommandLine &CmdL) Cleaner.Go(_config->FindDir("Dir::Cache::archives") + "partial/",*Cache); } /*}}}*/ +// DoDownload - download a binary /*{{{*/ +// --------------------------------------------------------------------- +bool DoDownload(CommandLine &CmdL) +{ + CacheFile Cache; + if (Cache.ReadOnlyOpen() == false) + return false; + + APT::CacheSetHelper helper(c0out); + APT::VersionSet verset = APT::VersionSet::FromCommandLine(Cache, + CmdL.FileList + 1, APT::VersionSet::CANDIDATE, helper); + + if (verset.empty() == true) + return false; + + pkgAcquire Fetcher; + AcqTextStatus Stat(ScreenWidth, _config->FindI("quiet",0)); + if (_config->FindB("APT::Get::Print-URIs") == true) + Fetcher.Setup(&Stat); + + pkgRecords Recs(Cache); + pkgSourceList *SrcList = Cache.GetSourceList(); + for (APT::VersionSet::const_iterator Ver = verset.begin(); + Ver != verset.end(); + ++Ver) + { + string descr; + // get the right version + pkgCache::PkgIterator Pkg = Ver.ParentPkg(); + pkgRecords::Parser &rec=Recs.Lookup(Ver.FileList()); + pkgCache::VerFileIterator Vf = Ver.FileList(); + if (Vf.end() == true) + return _error->Error("Can not find VerFile"); + pkgCache::PkgFileIterator F = Vf.File(); + pkgIndexFile *index; + if(SrcList->FindIndex(F, index) == false) + return _error->Error("FindIndex failed"); + string uri = index->ArchiveURI(rec.FileName()); + strprintf(descr, _("Downloading %s %s"), Pkg.Name(), Ver.VerStr()); + // get the most appropriate hash + HashString hash; + if (rec.SHA256Hash() != "") + hash = HashString("sha256", rec.SHA256Hash()); + else if (rec.SHA1Hash() != "") + hash = HashString("sha1", rec.SHA1Hash()); + else if (rec.MD5Hash() != "") + hash = HashString("md5", rec.MD5Hash()); + // get the file + new pkgAcqFile(&Fetcher, uri, hash.toStr(), (*Ver)->Size, descr, Pkg.Name(), "."); + } + + // Just print out the uris and exit if the --print-uris flag was used + if (_config->FindB("APT::Get::Print-URIs") == true) + { + pkgAcquire::UriIterator I = Fetcher.UriBegin(); + for (; I != Fetcher.UriEnd(); I++) + cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << + I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl; + return true; + } + + return (Fetcher.Run() == pkgAcquire::Continue); +} + /*}}}*/ // DoCheck - Perform the check operation /*{{{*/ // --------------------------------------------------------------------- /* Opening automatically checks the system, this command is mostly used @@ -2234,8 +2389,10 @@ bool DoSource(CommandLine &CmdL) string Src; pkgSrcRecords::Parser *Last = FindSrc(*I,Recs,SrcRecs,Src,*Cache); - if (Last == 0) + if (Last == 0) { + delete[] Dsc; return _error->Error(_("Unable to find a source package for %s"),Src.c_str()); + } string srec = Last->AsStr(); string::size_type pos = srec.find("\nVcs-"); @@ -2266,8 +2423,10 @@ bool DoSource(CommandLine &CmdL) // Back track vector Lst; - if (Last->Files(Lst) == false) + if (Last->Files(Lst) == false) { + delete[] Dsc; return false; + } // Load them into the fetcher for (vector::const_iterator I = Lst.begin(); @@ -2328,6 +2487,7 @@ bool DoSource(CommandLine &CmdL) struct statvfs Buf; string OutputDir = "."; if (statvfs(OutputDir.c_str(),&Buf) != 0) { + delete[] Dsc; if (errno == EOVERFLOW) return _error->WarningE("statvfs",_("Couldn't determine free space in %s"), OutputDir.c_str()); @@ -2341,10 +2501,12 @@ bool DoSource(CommandLine &CmdL) #if HAVE_STRUCT_STATFS_F_TYPE || unsigned(Stat.f_type) != RAMFS_MAGIC #endif - ) + ) { + delete[] Dsc; return _error->Error(_("You don't have enough free space in %s"), OutputDir.c_str()); - } + } + } // Number of bytes if (DebBytes != FetchBytes) @@ -2379,7 +2541,10 @@ bool DoSource(CommandLine &CmdL) // Run it if (Fetcher.Run() == pkgAcquire::Failed) + { + delete[] Dsc; return false; + } // Print error messages bool Failed = false; @@ -2394,8 +2559,11 @@ bool DoSource(CommandLine &CmdL) Failed = true; } if (Failed == true) + { + delete[] Dsc; return _error->Error(_("Failed to fetch some archives.")); - + } + if (_config->FindB("APT::Get::Download-only",false) == true) { c1out << _("Download complete and in download only mode") << endl; @@ -2486,6 +2654,9 @@ bool DoSource(CommandLine &CmdL) bool DoBuildDep(CommandLine &CmdL) { CacheFile Cache; + + _config->Set("APT::Install-Recommends", false); + if (Cache.Open(true) == false) return false; @@ -2733,9 +2904,141 @@ bool DoBuildDep(CommandLine &CmdL) return true; } /*}}}*/ -// DoDownload - download a binary /*{{{*/ +// GetChangelogPath - return a path pointing to a changelog file or dir /*{{{*/ // --------------------------------------------------------------------- -bool DoDownload(CommandLine &CmdL) +/* This returns a "path" string for the changelog url construction. + * Please note that its not complete, it either needs a "/changelog" + * appended (for the packages.debian.org/changelogs site) or a + * ".changelog" (for third party sites that store the changelog in the + * pool/ next to the deb itself) + * Example return: "pool/main/a/apt/apt_0.8.8ubuntu3" + */ +string GetChangelogPath(CacheFile &Cache, + pkgCache::PkgIterator Pkg, + pkgCache::VerIterator Ver) +{ + string path; + + pkgRecords Recs(Cache); + pkgRecords::Parser &rec=Recs.Lookup(Ver.FileList()); + string srcpkg = rec.SourcePkg().empty() ? Pkg.Name() : rec.SourcePkg(); + string ver = Ver.VerStr(); + // if there is a source version it always wins + if (rec.SourceVer() != "") + ver = rec.SourceVer(); + path = flNotFile(rec.FileName()); + path += srcpkg + "_" + StripEpoch(ver); + return path; +} + /*}}}*/ +// GuessThirdPartyChangelogUri - return url /*{{{*/ +// --------------------------------------------------------------------- +/* Contruct a changelog file path for third party sites that do not use + * packages.debian.org/changelogs + * This simply uses the ArchiveURI() of the source pkg and looks for + * a .changelog file there, Example for "mediabuntu": + * apt-get changelog mplayer-doc: + * http://packages.medibuntu.org/pool/non-free/m/mplayer/mplayer_1.0~rc4~try1.dsfg1-1ubuntu1+medibuntu1.changelog + */ +bool GuessThirdPartyChangelogUri(CacheFile &Cache, + pkgCache::PkgIterator Pkg, + pkgCache::VerIterator Ver, + string &out_uri) +{ + // get the binary deb server path + pkgCache::VerFileIterator Vf = Ver.FileList(); + if (Vf.end() == true) + return false; + pkgCache::PkgFileIterator F = Vf.File(); + pkgIndexFile *index; + pkgSourceList *SrcList = Cache.GetSourceList(); + if(SrcList->FindIndex(F, index) == false) + return false; + + // get archive uri for the binary deb + string path_without_dot_changelog = GetChangelogPath(Cache, Pkg, Ver); + out_uri = index->ArchiveURI(path_without_dot_changelog + ".changelog"); + + // now strip away the filename and add srcpkg_srcver.changelog + return true; +} + /*}}}*/ +// DownloadChangelog - Download the changelog /*{{{*/ +// --------------------------------------------------------------------- +bool DownloadChangelog(CacheFile &CacheFile, pkgAcquire &Fetcher, + pkgCache::VerIterator Ver, string targetfile) +/* Download a changelog file for the given package version to + * targetfile. This will first try the server from Apt::Changelogs::Server + * (http://packages.debian.org/changelogs by default) and if that gives + * a 404 tries to get it from the archive directly (see + * GuessThirdPartyChangelogUri for details how) + */ +{ + string path; + string descr; + string server; + string changelog_uri; + + // data structures we need + pkgCache::PkgIterator Pkg = Ver.ParentPkg(); + + // make the server root configurable + server = _config->Find("Apt::Changelogs::Server", + "http://packages.debian.org/changelogs"); + path = GetChangelogPath(CacheFile, Pkg, Ver); + strprintf(changelog_uri, "%s/%s/changelog", server.c_str(), path.c_str()); + if (_config->FindB("APT::Get::Print-URIs", false) == true) + { + std::cout << '\'' << changelog_uri << '\'' << std::endl; + return true; + } + + strprintf(descr, _("Changelog for %s (%s)"), Pkg.Name(), changelog_uri.c_str()); + // queue it + new pkgAcqFile(&Fetcher, changelog_uri, "", 0, descr, Pkg.Name(), "ignored", targetfile); + + // try downloading it, if that fails, try third-party-changelogs location + // FIXME: Fetcher.Run() is "Continue" even if I get a 404?!? + Fetcher.Run(); + if (!FileExists(targetfile)) + { + string third_party_uri; + if (GuessThirdPartyChangelogUri(CacheFile, Pkg, Ver, third_party_uri)) + { + strprintf(descr, _("Changelog for %s (%s)"), Pkg.Name(), third_party_uri.c_str()); + new pkgAcqFile(&Fetcher, third_party_uri, "", 0, descr, Pkg.Name(), "ignored", targetfile); + Fetcher.Run(); + } + } + + if (FileExists(targetfile)) + return true; + + // error + return _error->Error("changelog download failed"); +} + /*}}}*/ +// DisplayFileInPager - Display File with pager /*{{{*/ +void DisplayFileInPager(string filename) +{ + pid_t Process = ExecFork(); + if (Process == 0) + { + const char *Args[3]; + Args[0] = "/usr/bin/sensible-pager"; + Args[1] = filename.c_str(); + Args[2] = 0; + execvp(Args[0],(char **)Args); + exit(100); + } + + // Wait for the subprocess + ExecWait(Process, "sensible-pager", false); +} + /*}}}*/ +// DoChangelog - Get changelog from the command line /*{{{*/ +// --------------------------------------------------------------------- +bool DoChangelog(CommandLine &CmdL) { CacheFile Cache; if (Cache.ReadOnlyOpen() == false) @@ -2744,47 +3047,54 @@ bool DoDownload(CommandLine &CmdL) APT::CacheSetHelper helper(c0out); APT::VersionSet verset = APT::VersionSet::FromCommandLine(Cache, CmdL.FileList + 1, APT::VersionSet::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(); + Ver != verset.end(); ++Ver) + return DownloadChangelog(Cache, Fetcher, Ver, ""); + AcqTextStatus Stat(ScreenWidth, _config->FindI("quiet",0)); Fetcher.Setup(&Stat); - if (verset.empty() == true) - return false; + bool const downOnly = _config->FindB("APT::Get::Download-Only", false); + + char tmpname[100]; + char* tmpdir = NULL; + if (downOnly == false) + { + const char* const tmpDir = getenv("TMPDIR"); + if (tmpDir != NULL && *tmpDir != '\0') + snprintf(tmpname, sizeof(tmpname), "%s/apt-changelog-XXXXXX", tmpDir); + else + strncpy(tmpname, "/tmp/apt-changelog-XXXXXX", sizeof(tmpname)); + tmpdir = mkdtemp(tmpname); + if (tmpdir == NULL) + return _error->Errno("mkdtemp", "mkdtemp failed"); + } - bool result = true; - pkgRecords Recs(Cache); - pkgSourceList *SrcList = Cache.GetSourceList(); for (APT::VersionSet::const_iterator Ver = verset.begin(); Ver != verset.end(); ++Ver) { - string descr; - // get the right version - pkgCache::PkgIterator Pkg = Ver.ParentPkg(); - pkgRecords::Parser &rec=Recs.Lookup(Ver.FileList()); - pkgCache::VerFileIterator Vf = Ver.FileList(); - if (Vf.end() == true) - return _error->Error("Can not find VerFile"); - pkgCache::PkgFileIterator F = Vf.File(); - pkgIndexFile *index; - if(SrcList->FindIndex(F, index) == false) - return _error->Error("FindIndex failed"); - string uri = index->ArchiveURI(rec.FileName()); - strprintf(descr, _("Downloading %s %s"), Pkg.Name(), Ver.VerStr()); - // get the most appropriate hash - HashString hash; - if (rec.SHA256Hash() != "") - hash = HashString("sha256", rec.SHA256Hash()); - else if (rec.SHA1Hash() != "") - hash = HashString("sha1", rec.SHA1Hash()); - else if (rec.MD5Hash() != "") - hash = HashString("md5", rec.MD5Hash()); - // get the file - new pkgAcqFile(&Fetcher, uri, hash.toStr(), (*Ver)->Size, descr, Pkg.Name(), "."); - result &= (Fetcher.Run() == pkgAcquire::Continue); + string changelogfile; + if (downOnly == false) + changelogfile.append(tmpname).append("changelog"); + else + changelogfile.append(Ver.ParentPkg().Name()).append(".changelog"); + if (DownloadChangelog(Cache, Fetcher, Ver, changelogfile) && downOnly == false) + { + DisplayFileInPager(changelogfile); + // cleanup temp file + unlink(changelogfile.c_str()); + } } - - return result; + // clenaup tmp dir + if (tmpdir != NULL) + rmdir(tmpdir); + return true; } /*}}}*/ // DoMoo - Never Ask, Never Tell /*{{{*/ @@ -2877,8 +3187,8 @@ bool ShowHelp(CommandLine &CmdL) " clean - Erase downloaded archive files\n" " autoclean - Erase old downloaded archive files\n" " check - Verify that there are no broken dependencies\n" - " markauto - Mark the given packages as automatically installed\n" - " unmarkauto - Mark the given packages as manually installed\n" + " changelog - Download and display the changelog for the given package\n" + " download - Download the binary package into the current directory\n" "\n" "Options:\n" " -h This help text.\n" @@ -2958,6 +3268,7 @@ int main(int argc,const char *argv[]) /*{{{*/ {0,"auto-remove","APT::Get::AutomaticRemove",0}, {0,"allow-unauthenticated","APT::Get::AllowUnauthenticated",0}, {0,"install-recommends","APT::Install-Recommends",CommandLine::Boolean}, + {0,"install-suggests","APT::Install-Suggests",CommandLine::Boolean}, {0,"fix-policy","APT::Get::Fix-Policy-Broken",0}, {'c',"config-file",0,CommandLine::ConfigFile}, {'o',"option",0,CommandLine::ArbItem}, @@ -2978,6 +3289,7 @@ int main(int argc,const char *argv[]) /*{{{*/ {"check",&DoCheck}, {"source",&DoSource}, {"download",&DoDownload}, + {"changelog",&DoChangelog}, {"moo",&DoMoo}, {"help",&ShowHelp}, {0,0}}; @@ -3009,7 +3321,10 @@ int main(int argc,const char *argv[]) /*{{{*/ } // simulate user-friendly if apt-get has no root privileges - if (getuid() != 0 && _config->FindB("APT::Get::Simulate") == true) + if (getuid() != 0 && _config->FindB("APT::Get::Simulate") == true && + (CmdL.FileSize() == 0 || + (strcmp(CmdL.FileList[0], "source") != 0 && strcmp(CmdL.FileList[0], "download") != 0 && + strcmp(CmdL.FileList[0], "changelog") != 0))) { if (_config->FindB("APT::Get::Show-User-Simulation-Note",true) == true) cout << _("NOTE: This is only a simulation!\n"