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authorMichael Vogt <mvo@debian.org>2013-08-17 09:18:36 +0200
committerMichael Vogt <mvo@debian.org>2013-08-17 09:18:36 +0200
commitf49d103adc47c5c34f4ca852605ee55710e486b9 (patch)
treeeb63a4d80a82b2d9f9aa5bc25165a21cb38b215f /apt-private/private-install.cc
parentb55e706a8794d810fb7c5a7c175c04ea207b1ce7 (diff)
parentdd4d9729975fc2de37cd69220bc05efb16badc77 (diff)
Merge remote-tracking branch 'mvo/feature/apt-binary2' into debian/sid
Conflicts: cmdline/apt-get.cc
Diffstat (limited to 'apt-private/private-install.cc')
-rw-r--r--apt-private/private-install.cc852
1 files changed, 852 insertions, 0 deletions
diff --git a/apt-private/private-install.cc b/apt-private/private-install.cc
new file mode 100644
index 000000000..d5052fcc0
--- /dev/null
+++ b/apt-private/private-install.cc
@@ -0,0 +1,852 @@
+// Include Files /*{{{*/
+#include <config.h>
+
+#include <apt-pkg/aptconfiguration.h>
+#include <apt-pkg/error.h>
+#include <apt-pkg/cmndline.h>
+#include <apt-pkg/init.h>
+#include <apt-pkg/depcache.h>
+#include <apt-pkg/sourcelist.h>
+#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/cachefile.h>
+#include <apt-pkg/cacheset.h>
+#include <apt-pkg/sptr.h>
+#include <apt-pkg/md5.h>
+#include <apt-pkg/versionmatch.h>
+#include <apt-pkg/progress.h>
+#include <apt-pkg/pkgsystem.h>
+#include <apt-pkg/pkgrecords.h>
+#include <apt-pkg/indexfile.h>
+
+#include <set>
+#include <locale.h>
+#include <langinfo.h>
+#include <fstream>
+#include <termios.h>
+#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/statfs.h>
+#include <sys/statvfs.h>
+#include <signal.h>
+#include <unistd.h>
+#include <stdio.h>
+#include <errno.h>
+#include <regex.h>
+#include <sys/wait.h>
+#include <sstream>
+
+#include "private-install.h"
+#include "private-cachefile.h"
+#include "private-output.h"
+#include "private-cacheset.h"
+#include "acqprogress.h"
+
+#include <apti18n.h>
+ /*}}}*/
+
+// CheckAuth - check if each download comes form a trusted source /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+static bool CheckAuth(pkgAcquire& Fetcher)
+{
+ std::string UntrustedList;
+ for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I < Fetcher.ItemsEnd(); ++I)
+ {
+ if (!(*I)->IsTrusted())
+ {
+ UntrustedList += std::string((*I)->ShortDesc()) + " ";
+ }
+ }
+
+ if (UntrustedList == "")
+ {
+ return true;
+ }
+
+ ShowList(c2out,_("WARNING: The following packages cannot be authenticated!"),UntrustedList,"");
+
+ if (_config->FindB("APT::Get::AllowUnauthenticated",false) == true)
+ {
+ c2out << _("Authentication warning overridden.\n");
+ return true;
+ }
+
+ if (_config->FindI("quiet",0) < 2
+ && _config->FindB("APT::Get::Assume-Yes",false) == false)
+ {
+ c2out << _("Install these packages without verification?") << std::flush;
+ if (!YnPrompt(false))
+ return _error->Error(_("Some packages could not be authenticated"));
+
+ return true;
+ }
+ else if (_config->FindB("APT::Get::Force-Yes",false) == true)
+ {
+ return true;
+ }
+
+ return _error->Error(_("There are problems and -y was used without --force-yes"));
+}
+ /*}}}*/
+
+
+// InstallPackages - Actually download and install the packages /*{{{*/
+// ---------------------------------------------------------------------
+/* This displays the informative messages describing what is going to
+ happen and then calls the download routines */
+bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask, bool Safety)
+{
+ if (_config->FindB("APT::Get::Purge",false) == true)
+ {
+ pkgCache::PkgIterator I = Cache->PkgBegin();
+ for (; I.end() == false; ++I)
+ {
+ if (I.Purge() == false && Cache[I].Mode == pkgDepCache::ModeDelete)
+ Cache->MarkDelete(I,true);
+ }
+ }
+
+ bool Fail = false;
+ bool Essential = false;
+
+ // Show all the various warning indicators
+ ShowDel(c1out,Cache);
+ ShowNew(c1out,Cache);
+ if (ShwKept == true)
+ ShowKept(c1out,Cache);
+ Fail |= !ShowHold(c1out,Cache);
+ if (_config->FindB("APT::Get::Show-Upgraded",true) == true)
+ ShowUpgraded(c1out,Cache);
+ Fail |= !ShowDowngraded(c1out,Cache);
+ if (_config->FindB("APT::Get::Download-Only",false) == false)
+ Essential = !ShowEssential(c1out,Cache);
+ Fail |= Essential;
+ Stats(c1out,Cache);
+
+ // Sanity check
+ if (Cache->BrokenCount() != 0)
+ {
+ ShowBroken(c1out,Cache,false);
+ return _error->Error(_("Internal error, InstallPackages was called with broken packages!"));
+ }
+
+ if (Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
+ Cache->BadCount() == 0)
+ return true;
+
+ // No remove flag
+ if (Cache->DelCount() != 0 && _config->FindB("APT::Get::Remove",true) == false)
+ return _error->Error(_("Packages need to be removed but remove is disabled."));
+
+ // Run the simulator ..
+ if (_config->FindB("APT::Get::Simulate") == true)
+ {
+ pkgSimulate PM(Cache);
+ int status_fd = _config->FindI("APT::Status-Fd",-1);
+ pkgPackageManager::OrderResult Res = PM.DoInstall(status_fd);
+ if (Res == pkgPackageManager::Failed)
+ return false;
+ if (Res != pkgPackageManager::Completed)
+ return _error->Error(_("Internal error, Ordering didn't finish"));
+ return true;
+ }
+
+ // Create the text record parser
+ pkgRecords Recs(Cache);
+ if (_error->PendingError() == true)
+ return false;
+
+ // Create the download object
+ pkgAcquire Fetcher;
+ AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));
+ if (_config->FindB("APT::Get::Print-URIs", false) == true)
+ {
+ // force a hashsum for compatibility reasons
+ _config->CndSet("Acquire::ForceHash", "md5sum");
+ }
+ else if (Fetcher.Setup(&Stat, _config->FindDir("Dir::Cache::Archives")) == false)
+ return false;
+
+ // Read the source list
+ if (Cache.BuildSourceList() == false)
+ return false;
+ pkgSourceList *List = Cache.GetSourceList();
+
+ // Create the package manager and prepare to download
+ SPtr<pkgPackageManager> PM= _system->CreatePM(Cache);
+ if (PM->GetArchives(&Fetcher,List,&Recs) == false ||
+ _error->PendingError() == true)
+ return false;
+
+ // Display statistics
+ unsigned long long FetchBytes = Fetcher.FetchNeeded();
+ unsigned long long FetchPBytes = Fetcher.PartialPresent();
+ unsigned long long DebBytes = Fetcher.TotalNeeded();
+ if (DebBytes != Cache->DebSize())
+ {
+ c0out << DebBytes << ',' << Cache->DebSize() << std::endl;
+ c0out << _("How odd.. The sizes didn't match, email apt@packages.debian.org") << std::endl;
+ }
+
+ // Number of bytes
+ if (DebBytes != FetchBytes)
+ //TRANSLATOR: The required space between number and unit is already included
+ // in the replacement strings, so %sB will be correctly translate in e.g. 1,5 MB
+ ioprintf(c1out,_("Need to get %sB/%sB of archives.\n"),
+ SizeToStr(FetchBytes).c_str(),SizeToStr(DebBytes).c_str());
+ else if (DebBytes != 0)
+ //TRANSLATOR: The required space between number and unit is already included
+ // in the replacement string, so %sB will be correctly translate in e.g. 1,5 MB
+ ioprintf(c1out,_("Need to get %sB of archives.\n"),
+ SizeToStr(DebBytes).c_str());
+
+ // Size delta
+ if (Cache->UsrSize() >= 0)
+ //TRANSLATOR: The required space between number and unit is already included
+ // in the replacement string, so %sB will be correctly translate in e.g. 1,5 MB
+ ioprintf(c1out,_("After this operation, %sB of additional disk space will be used.\n"),
+ SizeToStr(Cache->UsrSize()).c_str());
+ else
+ //TRANSLATOR: The required space between number and unit is already included
+ // in the replacement string, so %sB will be correctly translate in e.g. 1,5 MB
+ ioprintf(c1out,_("After this operation, %sB disk space will be freed.\n"),
+ SizeToStr(-1*Cache->UsrSize()).c_str());
+
+ if (_error->PendingError() == true)
+ return false;
+
+ /* Check for enough free space, but only if we are actually going to
+ download */
+ if (_config->FindB("APT::Get::Print-URIs") == false &&
+ _config->FindB("APT::Get::Download",true) == true)
+ {
+ struct statvfs Buf;
+ std::string OutputDir = _config->FindDir("Dir::Cache::Archives");
+ if (statvfs(OutputDir.c_str(),&Buf) != 0) {
+ if (errno == EOVERFLOW)
+ return _error->WarningE("statvfs",_("Couldn't determine free space in %s"),
+ OutputDir.c_str());
+ else
+ return _error->Errno("statvfs",_("Couldn't determine free space in %s"),
+ OutputDir.c_str());
+ } else if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)
+ {
+ struct statfs Stat;
+ if (statfs(OutputDir.c_str(),&Stat) != 0
+#if HAVE_STRUCT_STATFS_F_TYPE
+ || unsigned(Stat.f_type) != RAMFS_MAGIC
+#endif
+ )
+ return _error->Error(_("You don't have enough free space in %s."),
+ OutputDir.c_str());
+ }
+ }
+
+ // Fail safe check
+ if (_config->FindI("quiet",0) >= 2 ||
+ _config->FindB("APT::Get::Assume-Yes",false) == true)
+ {
+ if (Fail == true && _config->FindB("APT::Get::Force-Yes",false) == false)
+ return _error->Error(_("There are problems and -y was used without --force-yes"));
+ }
+
+ if (Essential == true && Safety == true)
+ {
+ if (_config->FindB("APT::Get::Trivial-Only",false) == true)
+ return _error->Error(_("Trivial Only specified but this is not a trivial operation."));
+
+ // TRANSLATOR: This string needs to be typed by the user as a confirmation, so be
+ // careful with hard to type or special characters (like non-breaking spaces)
+ const char *Prompt = _("Yes, do as I say!");
+ ioprintf(c2out,
+ _("You are about to do something potentially harmful.\n"
+ "To continue type in the phrase '%s'\n"
+ " ?] "),Prompt);
+ c2out << std::flush;
+ if (AnalPrompt(Prompt) == false)
+ {
+ c2out << _("Abort.") << std::endl;
+ exit(1);
+ }
+ }
+ else
+ {
+ // Prompt to continue
+ if (Ask == true || Fail == true)
+ {
+ if (_config->FindB("APT::Get::Trivial-Only",false) == true)
+ return _error->Error(_("Trivial Only specified but this is not a trivial operation."));
+
+ if (_config->FindI("quiet",0) < 2 &&
+ _config->FindB("APT::Get::Assume-Yes",false) == false)
+ {
+ c2out << _("Do you want to continue?") << std::flush;
+ if (YnPrompt() == false)
+ {
+ c2out << _("Abort.") << std::endl;
+ exit(1);
+ }
+ }
+ }
+ }
+
+ // Just print out the uris an 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)
+ c1out << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' <<
+ I->Owner->FileSize << ' ' << I->Owner->HashSum() << std::endl;
+ return true;
+ }
+
+ if (!CheckAuth(Fetcher))
+ return false;
+
+ /* Unlock the dpkg lock if we are not going to be doing an install
+ after. */
+ if (_config->FindB("APT::Get::Download-Only",false) == true)
+ _system->UnLock();
+
+ // Run it
+ while (1)
+ {
+ bool Transient = false;
+ if (_config->FindB("APT::Get::Download",true) == false)
+ {
+ for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I < Fetcher.ItemsEnd();)
+ {
+ if ((*I)->Local == true)
+ {
+ ++I;
+ continue;
+ }
+
+ // Close the item and check if it was found in cache
+ (*I)->Finished();
+ if ((*I)->Complete == false)
+ Transient = true;
+
+ // Clear it out of the fetch list
+ delete *I;
+ I = Fetcher.ItemsBegin();
+ }
+ }
+
+ if (Fetcher.Run() == pkgAcquire::Failed)
+ return false;
+
+ // Print out errors
+ bool Failed = false;
+ for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); ++I)
+ {
+ if ((*I)->Status == pkgAcquire::Item::StatDone &&
+ (*I)->Complete == true)
+ continue;
+
+ if ((*I)->Status == pkgAcquire::Item::StatIdle)
+ {
+ Transient = true;
+ // Failed = true;
+ continue;
+ }
+
+ fprintf(stderr,_("Failed to fetch %s %s\n"),(*I)->DescURI().c_str(),
+ (*I)->ErrorText.c_str());
+ Failed = true;
+ }
+
+ /* If we are in no download mode and missing files and there were
+ 'failures' then the user must specify -m. Furthermore, there
+ is no such thing as a transient error in no-download mode! */
+ if (Transient == true &&
+ _config->FindB("APT::Get::Download",true) == false)
+ {
+ Transient = false;
+ Failed = true;
+ }
+
+ if (_config->FindB("APT::Get::Download-Only",false) == true)
+ {
+ if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false)
+ return _error->Error(_("Some files failed to download"));
+ c1out << _("Download complete and in download only mode") << std::endl;
+ return true;
+ }
+
+ if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false)
+ {
+ return _error->Error(_("Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?"));
+ }
+
+ if (Transient == true && Failed == true)
+ return _error->Error(_("--fix-missing and media swapping is not currently supported"));
+
+ // Try to deal with missing package files
+ if (Failed == true && PM->FixMissing() == false)
+ {
+ c2out << _("Unable to correct missing packages.") << std::endl;
+ return _error->Error(_("Aborting install."));
+ }
+
+ _system->UnLock();
+ int status_fd = _config->FindI("APT::Status-Fd",-1);
+ pkgPackageManager::OrderResult Res = PM->DoInstall(status_fd);
+ if (Res == pkgPackageManager::Failed || _error->PendingError() == true)
+ return false;
+ if (Res == pkgPackageManager::Completed)
+ break;
+
+ // Reload the fetcher object and loop again for media swapping
+ Fetcher.Shutdown();
+ if (PM->GetArchives(&Fetcher,List,&Recs) == false)
+ return false;
+
+ _system->Lock();
+ }
+
+ std::set<std::string> const disappearedPkgs = PM->GetDisappearedPackages();
+ if (disappearedPkgs.empty() == true)
+ return true;
+
+ std::string disappear;
+ for (std::set<std::string>::const_iterator d = disappearedPkgs.begin();
+ d != disappearedPkgs.end(); ++d)
+ disappear.append(*d).append(" ");
+
+ ShowList(c1out, P_("The following package disappeared from your system as\n"
+ "all files have been overwritten by other packages:",
+ "The following packages disappeared from your system as\n"
+ "all files have been overwritten by other packages:", disappearedPkgs.size()), disappear, "");
+ c0out << _("Note: This is done automatically and on purpose by dpkg.") << std::endl;
+
+ return true;
+}
+ /*}}}*/
+
+
+// DoAutomaticRemove - Remove all automatic unused packages /*{{{*/
+// ---------------------------------------------------------------------
+/* Remove unused automatic packages */
+bool DoAutomaticRemove(CacheFile &Cache)
+{
+ bool Debug = _config->FindI("Debug::pkgAutoRemove",false);
+ bool doAutoRemove = _config->FindB("APT::Get::AutomaticRemove", false);
+ bool hideAutoRemove = _config->FindB("APT::Get::HideAutoRemove");
+
+ pkgDepCache::ActionGroup group(*Cache);
+ if(Debug)
+ std::cout << "DoAutomaticRemove()" << std::endl;
+
+ if (doAutoRemove == true &&
+ _config->FindB("APT::Get::Remove",true) == false)
+ {
+ c1out << _("We are not supposed to delete stuff, can't start "
+ "AutoRemover") << std::endl;
+ return false;
+ }
+
+ bool purgePkgs = _config->FindB("APT::Get::Purge", false);
+ bool smallList = (hideAutoRemove == false &&
+ strcasecmp(_config->Find("APT::Get::HideAutoRemove","").c_str(),"small") == 0);
+
+ unsigned long autoRemoveCount = 0;
+ APT::PackageSet tooMuch;
+ APT::PackageList autoRemoveList;
+ // look over the cache to see what can be removed
+ for (unsigned J = 0; J < Cache->Head().PackageCount; ++J)
+ {
+ pkgCache::PkgIterator Pkg(Cache,Cache.List[J]);
+ if (Cache[Pkg].Garbage)
+ {
+ if(Pkg.CurrentVer() != 0 || Cache[Pkg].Install())
+ if(Debug)
+ std::cout << "We could delete %s" << Pkg.FullName(true).c_str() << std::endl;
+
+ if (doAutoRemove)
+ {
+ if(Pkg.CurrentVer() != 0 &&
+ Pkg->CurrentState != pkgCache::State::ConfigFiles)
+ Cache->MarkDelete(Pkg, purgePkgs, 0, false);
+ else
+ Cache->MarkKeep(Pkg, false, false);
+ }
+ else
+ {
+ if (hideAutoRemove == false && Cache[Pkg].Delete() == false)
+ autoRemoveList.insert(Pkg);
+ // 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)
+ {
+ if (Pkg.CandVersion() != 0)
+ tooMuch.insert(Pkg);
+ Cache->MarkDelete(Pkg, false, 0, false);
+ }
+ // only show stuff in the list that is not yet marked for removal
+ else if(hideAutoRemove == false && Cache[Pkg].Delete() == false)
+ ++autoRemoveCount;
+ }
+ }
+ }
+
+ // 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))
+ {
+ bool Changed;
+ do {
+ Changed = false;
+ for (APT::PackageSet::const_iterator Pkg = tooMuch.begin();
+ Pkg != tooMuch.end() && Changed == false; ++Pkg)
+ {
+ 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)
+ {
+ 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, 0, false);
+ if (hideAutoRemove == false)
+ ++autoRemoveCount;
+ tooMuch.erase(Pkg);
+ Changed = true;
+ break;
+ }
+ }
+ }
+ } while (Changed == true);
+ }
+
+ std::string autoremovelist, autoremoveversions;
+ if (smallList == false && autoRemoveCount != 0)
+ {
+ for (APT::PackageList::const_iterator Pkg = autoRemoveList.begin(); Pkg != autoRemoveList.end(); ++Pkg)
+ {
+ if (Cache[Pkg].Garbage == false)
+ continue;
+ autoremovelist += Pkg.FullName(true) + " ";
+ autoremoveversions += std::string(Cache[Pkg].CandVersion) + "\n";
+ }
+ }
+
+ // Now see if we had destroyed anything (if we had done anything)
+ 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.") << std::endl;
+ c1out << std::endl;
+ c1out << _("The following information may help to resolve the situation:") << std::endl;
+ c1out << std::endl;
+ ShowBroken(c1out,Cache,false);
+
+ 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 << P_("Use 'apt-get autoremove' to remove it.", "Use 'apt-get autoremove' to remove them.", autoRemoveCount) << std::endl;
+ }
+ return true;
+}
+ /*}}}*/
+
+
+
+
+// DoInstall - Install packages from the command line /*{{{*/
+// ---------------------------------------------------------------------
+/* Install named packages */
+bool DoInstall(CommandLine &CmdL)
+{
+ CacheFile Cache;
+ if (Cache.OpenForInstall() == false ||
+ Cache.CheckDeps(CmdL.FileSize() != 1) == false)
+ return false;
+
+ // Enter the special broken fixing mode if the user specified arguments
+ bool BrokenFix = false;
+ if (Cache->BrokenCount() != 0)
+ BrokenFix = true;
+
+ 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;
+
+ unsigned short fallback = MOD_INSTALL;
+ if (strcasecmp(CmdL.FileList[0],"remove") == 0)
+ fallback = MOD_REMOVE;
+ else if (strcasecmp(CmdL.FileList[0], "purge") == 0)
+ {
+ _config->Set("APT::Get::Purge", true);
+ fallback = MOD_REMOVE;
+ }
+ else if (strcasecmp(CmdL.FileList[0], "autoremove") == 0)
+ {
+ _config->Set("APT::Get::AutomaticRemove", "true");
+ fallback = MOD_REMOVE;
+ }
+
+ std::list<APT::VersionSet::Modifier> mods;
+ mods.push_back(APT::VersionSet::Modifier(MOD_INSTALL, "+",
+ APT::VersionSet::Modifier::POSTFIX, APT::VersionSet::CANDIDATE));
+ mods.push_back(APT::VersionSet::Modifier(MOD_REMOVE, "-",
+ APT::VersionSet::Modifier::POSTFIX, APT::VersionSet::NEWEST));
+ CacheSetHelperAPTGet helper(c0out);
+ std::map<unsigned short, APT::VersionSet> verset = APT::VersionSet::GroupedFromCommandLine(Cache,
+ CmdL.FileList + 1, mods, fallback, helper);
+
+ if (_error->PendingError() == true)
+ {
+ helper.showVirtualPackageErrors(Cache);
+ if (Fix != NULL)
+ delete Fix;
+ return false;
+ }
+
+
+ TryToInstall InstallAction(Cache, Fix, BrokenFix);
+ TryToRemove RemoveAction(Cache, Fix);
+
+ // new scope for the ActionGroup
+ {
+ pkgDepCache::ActionGroup group(Cache);
+ unsigned short const order[] = { MOD_REMOVE, MOD_INSTALL, 0 };
+
+ for (unsigned short i = 0; order[i] != 0; ++i)
+ {
+ if (order[i] == MOD_INSTALL)
+ InstallAction = std::for_each(verset[MOD_INSTALL].begin(), verset[MOD_INSTALL].end(), InstallAction);
+ 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
+ packages */
+ if (BrokenFix == true && Cache->BrokenCount() != 0)
+ {
+ c1out << _("You might want to run 'apt-get -f install' to correct these:") << std::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)."));
+ }
+
+ if (Fix != NULL)
+ {
+ // Call the scored problem resolver
+ Fix->Resolve(true);
+ delete Fix;
+ }
+
+ // Now we check the state of the packages,
+ if (Cache->BrokenCount() != 0)
+ {
+ c1out <<
+ _("Some packages could not be installed. This may mean that you have\n"
+ "requested an impossible situation or if you are using the unstable\n"
+ "distribution that some required packages have not yet been created\n"
+ "or been moved out of Incoming.") << std::endl;
+ /*
+ if (Packages == 1)
+ {
+ c1out << std::endl;
+ c1out <<
+ _("Since you only requested a single operation it is extremely likely that\n"
+ "the package is simply not installable and a bug report against\n"
+ "that package should be filed.") << std::endl;
+ }
+ */
+
+ c1out << _("The following information may help to resolve the situation:") << std::endl;
+ c1out << std::endl;
+ ShowBroken(c1out,Cache,false);
+ if (_error->PendingError() == true)
+ return false;
+ else
+ return _error->Error(_("Broken packages"));
+ }
+ }
+ if (!DoAutomaticRemove(Cache))
+ return false;
+
+ /* Print out a list of packages that are going to be installed extra
+ to what the user asked */
+ if (Cache->InstCount() != verset[MOD_INSTALL].size())
+ {
+ std::string List;
+ std::string VersionsList;
+ for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
+ {
+ pkgCache::PkgIterator I(Cache,Cache.List[J]);
+ if ((*Cache)[I].Install() == false)
+ continue;
+ pkgCache::VerIterator Cand = Cache[I].CandidateVerIter(Cache);
+
+ if (verset[MOD_INSTALL].find(Cand) != verset[MOD_INSTALL].end())
+ continue;
+
+ List += I.FullName(true) + " ";
+ VersionsList += std::string(Cache[I].CandVersion) + "\n";
+ }
+
+ ShowList(c1out,_("The following extra packages will be installed:"),List,VersionsList);
+ }
+
+ /* Print out a list of suggested and recommended packages */
+ {
+ std::string SuggestsList, RecommendsList;
+ std::string SuggestsVersions, RecommendsVersions;
+ for (unsigned J = 0; J < Cache->Head().PackageCount; J++)
+ {
+ pkgCache::PkgIterator Pkg(Cache,Cache.List[J]);
+
+ /* Just look at the ones we want to install */
+ if ((*Cache)[Pkg].Install() == false)
+ continue;
+
+ // get the recommends/suggests for the candidate ver
+ pkgCache::VerIterator CV = (*Cache)[Pkg].CandidateVerIter(*Cache);
+ for (pkgCache::DepIterator D = CV.DependsList(); D.end() == false; )
+ {
+ pkgCache::DepIterator Start;
+ pkgCache::DepIterator End;
+ D.GlobOr(Start,End); // advances D
+
+ // FIXME: we really should display a or-group as a or-group to the user
+ // the problem is that ShowList is incapable of doing this
+ std::string RecommendsOrList,RecommendsOrVersions;
+ std::string SuggestsOrList,SuggestsOrVersions;
+ bool foundInstalledInOrGroup = false;
+ for(;;)
+ {
+ /* Skip if package is installed already, or is about to be */
+ std::string target = Start.TargetPkg().FullName(true) + " ";
+ pkgCache::PkgIterator const TarPkg = Start.TargetPkg();
+ if (TarPkg->SelectedState == pkgCache::State::Install ||
+ TarPkg->SelectedState == pkgCache::State::Hold ||
+ Cache[Start.TargetPkg()].Install())
+ {
+ foundInstalledInOrGroup=true;
+ break;
+ }
+
+ /* Skip if we already saw it */
+ if (int(SuggestsList.find(target)) != -1 || int(RecommendsList.find(target)) != -1)
+ {
+ foundInstalledInOrGroup=true;
+ break;
+ }
+
+ // this is a dep on a virtual pkg, check if any package that provides it
+ // should be installed
+ if(Start.TargetPkg().ProvidesList() != 0)
+ {
+ pkgCache::PrvIterator I = Start.TargetPkg().ProvidesList();
+ for (; I.end() == false; ++I)
+ {
+ pkgCache::PkgIterator Pkg = I.OwnerPkg();
+ if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer() &&
+ Pkg.CurrentVer() != 0)
+ foundInstalledInOrGroup=true;
+ }
+ }
+
+ if (Start->Type == pkgCache::Dep::Suggests)
+ {
+ SuggestsOrList += target;
+ SuggestsOrVersions += std::string(Cache[Start.TargetPkg()].CandVersion) + "\n";
+ }
+
+ if (Start->Type == pkgCache::Dep::Recommends)
+ {
+ RecommendsOrList += target;
+ RecommendsOrVersions += std::string(Cache[Start.TargetPkg()].CandVersion) + "\n";
+ }
+
+ if (Start >= End)
+ break;
+ ++Start;
+ }
+
+ if(foundInstalledInOrGroup == false)
+ {
+ RecommendsList += RecommendsOrList;
+ RecommendsVersions += RecommendsOrVersions;
+ SuggestsList += SuggestsOrList;
+ SuggestsVersions += SuggestsOrVersions;
+ }
+
+ }
+ }
+
+ ShowList(c1out,_("Suggested packages:"),SuggestsList,SuggestsVersions);
+ ShowList(c1out,_("Recommended packages:"),RecommendsList,RecommendsVersions);
+
+ }
+
+ // if nothing changed in the cache, but only the automark information
+ // we write the StateFile here, otherwise it will be written in
+ // cache.commit()
+ if (InstallAction.AutoMarkChanged > 0 &&
+ Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
+ Cache->BadCount() == 0 &&
+ _config->FindB("APT::Get::Simulate",false) == false)
+ Cache->writeStateFile(NULL);
+
+ // See if we need to prompt
+ // FIXME: check if really the packages in the set are going to be installed
+ if (Cache->InstCount() == verset[MOD_INSTALL].size() && Cache->DelCount() == 0)
+ return InstallPackages(Cache,false,false);
+
+ return InstallPackages(Cache,false);
+}
+ /*}}}*/