X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/23c5897cbdb5a957788201a5178e963586dcdbc9..bea417121247afe00cdd4ba13215544d5b5d3262:/cmdline/apt-get.cc diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc index eaf04eee7..a6377f9f1 100644 --- a/cmdline/apt-get.cc +++ b/cmdline/apt-get.cc @@ -25,6 +25,10 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#define _LARGEFILE_SOURCE +#define _LARGEFILE64_SOURCE + +#include #include #include #include @@ -37,10 +41,11 @@ #include #include #include +#include #include #include #include - + #include #include @@ -62,6 +67,9 @@ #include #include #include + +#define statfs statfs64 +#define statvfs statvfs64 /*}}}*/ #define RAMFS_MAGIC 0x858458f6 @@ -90,14 +98,14 @@ class CacheFile : public pkgCacheFile bool BuildCaches(bool WithLock = true) { OpTextProgress Prog(*_config); - if (pkgCacheFile::BuildCaches(Prog,WithLock) == false) + if (pkgCacheFile::BuildCaches(&Prog,WithLock) == false) return false; return true; } bool Open(bool WithLock = true) { OpTextProgress Prog(*_config); - if (pkgCacheFile::Open(Prog,WithLock) == false) + if (pkgCacheFile::Open(&Prog,WithLock) == false) return false; Sort(); @@ -530,7 +538,9 @@ bool ShowEssential(ostream &out,CacheFile &Cache) //VersionsList += string(Cache[I].CurVersion) + "\n"; ??? } } - + else + continue; + if (I->CurrentVer == 0) continue; @@ -608,6 +618,293 @@ void Stats(ostream &out,pkgDepCache &Dep) Dep.BadCount()); } /*}}}*/ +// CacheSetHelperAPTGet - responsible for message telling from the CacheSets/*{{{*/ +class CacheSetHelperAPTGet : public APT::CacheSetHelper { + /** \brief stream message should be printed to */ + std::ostream &out; + /** \brief were things like Task or RegEx used to select packages? */ + bool explicitlyNamed; + + APT::PackageSet virtualPkgs; + +public: + std::list > selectedByRelease; + + CacheSetHelperAPTGet(std::ostream &out) : APT::CacheSetHelper(true), out(out) { + explicitlyNamed = true; + } + + virtual void showTaskSelection(APT::PackageSet const &pkgset, string const &pattern) { + for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg) + ioprintf(out, _("Note, selecting '%s' for task '%s'\n"), + Pkg.FullName(true).c_str(), pattern.c_str()); + explicitlyNamed = false; + } + virtual void showRegExSelection(APT::PackageSet const &pkgset, string const &pattern) { + for (APT::PackageSet::const_iterator Pkg = pkgset.begin(); Pkg != pkgset.end(); ++Pkg) + ioprintf(out, _("Note, selecting '%s' for regex '%s'\n"), + Pkg.FullName(true).c_str(), pattern.c_str()); + explicitlyNamed = false; + } + virtual void showSelectedVersion(pkgCache::PkgIterator const &Pkg, pkgCache::VerIterator const Ver, + string const &ver, bool const &verIsRel) { + if (ver == Ver.VerStr()) + return; + selectedByRelease.push_back(make_pair(Ver, ver)); + } + + bool showVirtualPackageErrors(pkgCacheFile &Cache) { + if (virtualPkgs.empty() == true) + return true; + for (APT::PackageSet::const_iterator Pkg = virtualPkgs.begin(); + Pkg != virtualPkgs.end(); ++Pkg) { + if (Pkg->ProvidesList != 0) { + ioprintf(c1out,_("Package %s is a virtual package provided by:\n"), + Pkg.FullName(true).c_str()); + + pkgCache::PrvIterator I = Pkg.ProvidesList(); + unsigned short provider = 0; + for (; I.end() == false; ++I) { + pkgCache::PkgIterator Pkg = I.OwnerPkg(); + + if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer()) { + out << " " << Pkg.FullName(true) << " " << I.OwnerVer().VerStr(); + if (Cache[Pkg].Install() == true && Cache[Pkg].NewInstall() == false) + out << _(" [Installed]"); + out << endl; + ++provider; + } + } + // if we found no candidate which provide this package, show non-candidates + if (provider == 0) + for (I = Pkg.ProvidesList(); I.end() == false; I++) + out << " " << I.OwnerPkg().FullName(true) << " " << I.OwnerVer().VerStr() + << _(" [Not candidate version]") << endl; + else + out << _("You should explicitly select one to install.") << endl; + } else { + ioprintf(out, + _("Package %s is not available, but is referred to by another package.\n" + "This may mean that the package is missing, has been obsoleted, or\n" + "is only available from another source\n"),Pkg.FullName(true).c_str()); + + string List; + string VersionsList; + SPtrArray Seen = new bool[Cache.GetPkgCache()->Head().PackageCount]; + memset(Seen,0,Cache.GetPkgCache()->Head().PackageCount*sizeof(*Seen)); + for (pkgCache::DepIterator Dep = Pkg.RevDependsList(); + Dep.end() == false; Dep++) { + if (Dep->Type != pkgCache::Dep::Replaces) + continue; + if (Seen[Dep.ParentPkg()->ID] == true) + continue; + Seen[Dep.ParentPkg()->ID] = true; + List += Dep.ParentPkg().FullName(true) + " "; + //VersionsList += string(Dep.ParentPkg().CurVersion) + "\n"; ??? + } + ShowList(out,_("However the following packages replace it:"),List,VersionsList); + } + out << std::endl; + } + return false; + } + + virtual pkgCache::VerIterator canNotFindCandidateVer(pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg) { + APT::VersionSet const verset = tryVirtualPackage(Cache, Pkg, APT::VersionSet::CANDIDATE); + if (verset.empty() == false) + return *(verset.begin()); + if (ShowError == true) { + _error->Error(_("Package '%s' has no installation candidate"),Pkg.FullName(true).c_str()); + virtualPkgs.insert(Pkg); + } + return pkgCache::VerIterator(Cache, 0); + } + + virtual pkgCache::VerIterator canNotFindNewestVer(pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg) { + APT::VersionSet const verset = tryVirtualPackage(Cache, Pkg, APT::VersionSet::NEWEST); + if (verset.empty() == false) + return *(verset.begin()); + if (ShowError == true) + ioprintf(out, _("Virtual packages like '%s' can't be removed\n"), Pkg.FullName(true).c_str()); + return pkgCache::VerIterator(Cache, 0); + } + + APT::VersionSet tryVirtualPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg, + APT::VersionSet::Version const &select) { + /* This is a pure virtual package and there is a single available + candidate providing it. */ + if (unlikely(Cache[Pkg].CandidateVer != 0) || Pkg->ProvidesList == 0) + return APT::VersionSet(); + + pkgCache::PkgIterator Prov; + bool found_one = false; + for (pkgCache::PrvIterator P = Pkg.ProvidesList(); P; ++P) { + pkgCache::VerIterator const PVer = P.OwnerVer(); + pkgCache::PkgIterator const PPkg = PVer.ParentPkg(); + + /* Ignore versions that are not a candidate. */ + if (Cache[PPkg].CandidateVer != PVer) + continue; + + if (found_one == false) { + Prov = PPkg; + found_one = true; + } else if (PPkg != Prov) { + found_one = false; // we found at least two + break; + } + } + + if (found_one == true) { + ioprintf(out, _("Note, selecting '%s' instead of '%s'\n"), + Prov.FullName(true).c_str(), Pkg.FullName(true).c_str()); + return APT::VersionSet::FromPackage(Cache, Prov, select, *this); + } + return APT::VersionSet(); + } + + inline bool allPkgNamedExplicitly() const { return explicitlyNamed; } + +}; + /*}}}*/ +// TryToInstall - Mark a package for installation /*{{{*/ +struct TryToInstall { + pkgCacheFile* Cache; + pkgProblemResolver* Fix; + bool FixBroken; + unsigned long AutoMarkChanged; + APT::PackageSet doAutoInstallLater; + + TryToInstall(pkgCacheFile &Cache, pkgProblemResolver &PM, bool const &FixBroken) : Cache(&Cache), Fix(&PM), + FixBroken(FixBroken), AutoMarkChanged(0) {}; + + void operator() (pkgCache::VerIterator const &Ver) { + pkgCache::PkgIterator Pkg = Ver.ParentPkg(); + + Cache->GetDepCache()->SetCandidateVersion(Ver); + pkgDepCache::StateCache &State = (*Cache)[Pkg]; + + // Handle the no-upgrade case + if (_config->FindB("APT::Get::upgrade",true) == false && Pkg->CurrentVer != 0) + ioprintf(c1out,_("Skipping %s, it is already installed and upgrade is not set.\n"), + Pkg.FullName(true).c_str()); + // Ignore request for install if package would be new + else if (_config->FindB("APT::Get::Only-Upgrade", false) == true && Pkg->CurrentVer == 0) + 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); + Cache->GetDepCache()->MarkInstall(Pkg,false); + + if (State.Install() == false) { + if (_config->FindB("APT::Get::ReInstall",false) == true) { + if (Pkg->CurrentVer == 0 || Pkg.CurrentVer().Downloadable() == false) + ioprintf(c1out,_("Reinstallation of %s is not possible, it cannot be downloaded.\n"), + Pkg.FullName(true).c_str()); + else + Cache->GetDepCache()->SetReInstall(Pkg, true); + } else + ioprintf(c1out,_("%s is already the newest version.\n"), + Pkg.FullName(true).c_str()); + } + + // Install it with autoinstalling enabled (if we not respect the minial + // required deps or the policy) + if (FixBroken == false) + doAutoInstallLater.insert(Pkg); + } + + // see if we need to fix the auto-mark flag + // e.g. apt-get install foo + // where foo is marked automatic + if (State.Install() == false && + (State.Flags & pkgCache::Flag::Auto) && + _config->FindB("APT::Get::ReInstall",false) == false && + _config->FindB("APT::Get::Only-Upgrade",false) == false && + _config->FindB("APT::Get::Download-Only",false) == false) + { + ioprintf(c1out,_("%s set to manually installed.\n"), + Pkg.FullName(true).c_str()); + Cache->GetDepCache()->MarkAuto(Pkg,false); + AutoMarkChanged++; + } + } + + 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) { + pkgDepCache::StateCache &State = (*Cache)[P]; + if (State.InstBroken() == false && State.InstPolicyBroken() == false) + continue; + Cache->GetDepCache()->MarkInstall(P, true); + } + doAutoInstallLater.clear(); + } +}; + /*}}}*/ +// TryToRemove - Mark a package for removal /*{{{*/ +struct TryToRemove { + pkgCacheFile* Cache; + pkgProblemResolver* Fix; + bool FixBroken; + bool PurgePkgs; + unsigned long AutoMarkChanged; + + 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 ((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); + } +}; + /*}}}*/ // CacheFile::NameComp - QSort compare by name /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -819,27 +1116,25 @@ 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; // Read the source list - pkgSourceList List; - if (List.ReadMainList() == false) - return _error->Error(_("The list of sources could not be read.")); + if (Cache.BuildSourceList() == false) + return false; + pkgSourceList *List = Cache.GetSourceList(); // Create the package manager and prepare to download SPtr PM= _system->CreatePM(Cache); - if (PM->GetArchives(&Fetcher,&List,&Recs) == false || + if (PM->GetArchives(&Fetcher,List,&Recs) == false || _error->PendingError() == true) return false; // Display statistics - double FetchBytes = Fetcher.FetchNeeded(); - double FetchPBytes = Fetcher.PartialPresent(); - double DebBytes = Fetcher.TotalNeeded(); + 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() << endl; @@ -848,17 +1143,25 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true, // 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()); @@ -1048,7 +1351,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true, // Reload the fetcher object and loop again for media swapping Fetcher.Shutdown(); - if (PM->GetArchives(&Fetcher,&List,&Recs) == false) + if (PM->GetArchives(&Fetcher,List,&Recs) == false) return false; _system->Lock(); @@ -1072,219 +1375,35 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true, return true; } /*}}}*/ -// TryToInstall - Try to install a single package /*{{{*/ +// TryToInstallBuildDep - Try to install a single package /*{{{*/ // --------------------------------------------------------------------- /* This used to be inlined in DoInstall, but with the advent of regex package name matching it was split out.. */ -bool TryToInstall(pkgCache::PkgIterator Pkg,pkgDepCache &Cache, +bool TryToInstallBuildDep(pkgCache::PkgIterator Pkg,pkgCacheFile &Cache, pkgProblemResolver &Fix,bool Remove,bool BrokenFix, - unsigned int &ExpectedInst,bool AllowFail = true) + bool AllowFail = true) { - /* This is a pure virtual package and there is a single available - candidate providing it. */ if (Cache[Pkg].CandidateVer == 0 && Pkg->ProvidesList != 0) { - pkgCache::PkgIterator Prov; - bool found_one = false; - - for (pkgCache::PrvIterator P = Pkg.ProvidesList(); P; P++) - { - pkgCache::VerIterator const PVer = P.OwnerVer(); - pkgCache::PkgIterator const PPkg = PVer.ParentPkg(); - - /* Ignore versions that are not a candidate. */ - if (Cache[PPkg].CandidateVer != PVer) - continue; - - if (found_one == false) - { - Prov = PPkg; - found_one = true; - } - else if (PPkg != Prov) - { - found_one = false; // we found at least two - break; - } - } - - if (found_one == true) - { - ioprintf(c1out,_("Note, selecting %s instead of %s\n"), - Prov.FullName(true).c_str(),Pkg.FullName(true).c_str()); - Pkg = Prov; - } - } - - // Handle the no-upgrade case - if (_config->FindB("APT::Get::upgrade",true) == false && - Pkg->CurrentVer != 0) - { - if (AllowFail == true) - ioprintf(c1out,_("Skipping %s, it is already installed and upgrade is not set.\n"), - Pkg.FullName(true).c_str()); - return true; - } - - // Ignore request for install if package would be new - if (_config->FindB("APT::Get::Only-Upgrade", false) == true && - Pkg->CurrentVer == 0) - { - if (AllowFail == true) - ioprintf(c1out,_("Skipping %s, it is not installed and only upgrades are requested.\n"), - Pkg.Name()); - return true; - } - - // Check if there is something at all to install - pkgDepCache::StateCache &State = Cache[Pkg]; - if (Remove == true && Pkg->CurrentVer == 0) - { - Fix.Clear(Pkg); - Fix.Protect(Pkg); - Fix.Remove(Pkg); - - /* We want to continue searching for regex hits, so we return false here - otherwise this is not really an error. */ - if (AllowFail == false) - return false; - - ioprintf(c1out,_("Package %s is not installed, so not removed\n"),Pkg.FullName(true).c_str()); - return true; - } - - if (State.CandidateVer == 0 && Remove == false) - { - if (AllowFail == false) - return false; - - if (Pkg->ProvidesList != 0) - { - ioprintf(c1out,_("Package %s is a virtual package provided by:\n"), - Pkg.FullName(true).c_str()); - - pkgCache::PrvIterator I = Pkg.ProvidesList(); - unsigned short provider = 0; - for (; I.end() == false; I++) - { - pkgCache::PkgIterator Pkg = I.OwnerPkg(); - - if (Cache[Pkg].CandidateVerIter(Cache) == I.OwnerVer()) - { - c1out << " " << Pkg.FullName(true) << " " << I.OwnerVer().VerStr(); - if (Cache[Pkg].Install() == true && Cache[Pkg].NewInstall() == false) - c1out << _(" [Installed]"); - c1out << endl; - ++provider; - } - } - // if we found no candidate which provide this package, show non-candidates - if (provider == 0) - for (I = Pkg.ProvidesList(); I.end() == false; I++) - c1out << " " << I.OwnerPkg().FullName(true) << " " << I.OwnerVer().VerStr() - << _(" [Not candidate version]") << endl; - else - c1out << _("You should explicitly select one to install.") << endl; - } - else - { - ioprintf(c1out, - _("Package %s is not available, but is referred to by another package.\n" - "This may mean that the package is missing, has been obsoleted, or\n" - "is only available from another source\n"),Pkg.FullName(true).c_str()); - - string List; - string VersionsList; - SPtrArray Seen = new bool[Cache.Head().PackageCount]; - memset(Seen,0,Cache.Head().PackageCount*sizeof(*Seen)); - pkgCache::DepIterator Dep = Pkg.RevDependsList(); - for (; Dep.end() == false; Dep++) - { - if (Dep->Type != pkgCache::Dep::Replaces) - continue; - if (Seen[Dep.ParentPkg()->ID] == true) - continue; - Seen[Dep.ParentPkg()->ID] = true; - List += Dep.ParentPkg().FullName(true) + " "; - //VersionsList += string(Dep.ParentPkg().CurVersion) + "\n"; ??? - } - ShowList(c1out,_("However the following packages replace it:"),List,VersionsList); - } - - _error->Error(_("Package %s has no installation candidate"),Pkg.FullName(true).c_str()); - return false; + CacheSetHelperAPTGet helper(c1out); + helper.showErrors(AllowFail == false); + pkgCache::VerIterator Ver = helper.canNotFindNewestVer(Cache, Pkg); + if (Ver.end() == false) + Pkg = Ver.ParentPkg(); + else if (helper.showVirtualPackageErrors(Cache) == false) + return AllowFail; } - Fix.Clear(Pkg); - Fix.Protect(Pkg); if (Remove == true) { - Fix.Remove(Pkg); - Cache.MarkDelete(Pkg,_config->FindB("APT::Get::Purge",false)); - return true; - } - - // Install it - Cache.MarkInstall(Pkg,false); - if (State.Install() == false) - { - if (_config->FindB("APT::Get::ReInstall",false) == true) - { - if (Pkg->CurrentVer == 0 || Pkg.CurrentVer().Downloadable() == false) - ioprintf(c1out,_("Reinstallation of %s is not possible, it cannot be downloaded.\n"), - Pkg.FullName(true).c_str()); - else - Cache.SetReInstall(Pkg,true); - } - else - { - if (AllowFail == true) - ioprintf(c1out,_("%s is already the newest version.\n"), - Pkg.FullName(true).c_str()); - } - } - else - ExpectedInst++; - - // Install it with autoinstalling enabled (if we not respect the minial - // required deps or the policy) - if ((State.InstBroken() == true || State.InstPolicyBroken() == true) && BrokenFix == false) - Cache.MarkInstall(Pkg,true); - - return true; -} - /*}}}*/ -// TryToChangeVer - Try to change a candidate version /*{{{*/ -// --------------------------------------------------------------------- -/* */ -bool TryToChangeVer(pkgCache::PkgIterator Pkg,pkgDepCache &Cache, - const char *VerTag,bool IsRel) -{ - pkgVersionMatch Match(VerTag,(IsRel == true?pkgVersionMatch::Release : - pkgVersionMatch::Version)); - - pkgCache::VerIterator Ver = Match.Find(Pkg); - - if (Ver.end() == true) - { - if (IsRel == true) - return _error->Error(_("Release '%s' for '%s' was not found"), - VerTag,Pkg.FullName(true).c_str()); - return _error->Error(_("Version '%s' for '%s' was not found"), - VerTag,Pkg.FullName(true).c_str()); - } - - if (strcmp(VerTag,Ver.VerStr()) != 0) - { - ioprintf(c1out,_("Selected version %s (%s) for %s\n"), - Ver.VerStr(),Ver.RelStr().c_str(),Pkg.FullName(true).c_str()); - } - - Cache.SetCandidateVersion(Ver); - - // Set the all package to the same candidate - if (Ver.Pseudo() == true) - Cache.SetCandidateVersion(Match.Find(Pkg.Group().FindPkg("all"))); + TryToRemove RemoveAction(Cache, Fix); + RemoveAction(Pkg.VersionList()); + } else if (Cache[Pkg].CandidateVer != 0) { + TryToInstall InstallAction(Cache, Fix, BrokenFix); + InstallAction(Cache[Pkg].CandidateVerIter(Cache)); + InstallAction.doAutoInstall(); + } else + return AllowFail; return true; } @@ -1468,11 +1587,13 @@ bool DoUpdate(CommandLine &CmdL) { if (CmdL.FileSize() != 1) return _error->Error(_("The update command takes no arguments")); - + + CacheFile Cache; + // Get the source list - pkgSourceList List; - if (List.ReadMainList() == false) + if (Cache.BuildSourceList() == false) return false; + pkgSourceList *List = Cache.GetSourceList(); // Create the progress AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0)); @@ -1490,7 +1611,7 @@ bool DoUpdate(CommandLine &CmdL) // Populate it with the source selection and get all Indexes // (GetAll=true) - if (List.GetIndexes(&Fetcher,true) == false) + if (List->GetIndexes(&Fetcher,true) == false) return false; pkgAcquire::UriIterator I = Fetcher.UriBegin(); @@ -1501,9 +1622,8 @@ bool DoUpdate(CommandLine &CmdL) } // do the work - CacheFile Cache; if (_config->FindB("APT::Get::Download",true) == true) - ListUpdate(Stat, List); + ListUpdate(Stat, *List); // Rebuild the cache. if (Cache.BuildCaches() == false) @@ -1525,10 +1645,6 @@ 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) { @@ -1539,7 +1655,7 @@ 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; @@ -1562,8 +1678,12 @@ 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); // 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 @@ -1576,20 +1696,9 @@ bool DoAutomaticRemove(CacheFile &Cache) } } } - // 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 is 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; - } + // 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; @@ -1600,6 +1709,19 @@ 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; } /*}}}*/ @@ -1623,61 +1745,6 @@ bool DoUpgrade(CommandLine &CmdL) return InstallPackages(Cache,true); } /*}}}*/ -// DoInstallTask - Install task from the command line /*{{{*/ -// --------------------------------------------------------------------- -/* Install named task */ -bool TryInstallTask(pkgDepCache &Cache, pkgProblemResolver &Fix, - bool BrokenFix, - unsigned int& ExpectedInst, - const char *taskname, - bool Remove) -{ - const char *start, *end; - pkgCache::PkgIterator Pkg; - char buf[64*1024]; - regex_t Pattern; - - // get the records - pkgRecords Recs(Cache); - - // build regexp for the task - char S[300]; - snprintf(S, sizeof(S), "^Task:.*[, ]%s([, ]|$)", taskname); - if(regcomp(&Pattern,S, REG_EXTENDED | REG_NOSUB | REG_NEWLINE) != 0) - return _error->Error("Failed to compile task regexp"); - - bool found = false; - bool res = true; - - // two runs, first ignore dependencies, second install any missing - for(int IgnoreBroken=1; IgnoreBroken >= 0; IgnoreBroken--) - { - for (Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++) - { - pkgCache::VerIterator ver = Cache[Pkg].CandidateVerIter(Cache); - if(ver.end()) - continue; - pkgRecords::Parser &parser = Recs.Lookup(ver.FileList()); - parser.GetRec(start,end); - strncpy(buf, start, end-start); - buf[end-start] = 0x0; - if (regexec(&Pattern,buf,0,0,0) != 0) - continue; - res &= TryToInstall(Pkg,Cache,Fix,Remove,IgnoreBroken,ExpectedInst); - found = true; - } - } - - // now let the problem resolver deal with any issues - Fix.Resolve(true); - - if(!found) - _error->Error(_("Couldn't find task %s"),taskname); - - regfree(&Pattern); - return res; -} - /*}}}*/ // DoInstall - Install packages from the command line /*{{{*/ // --------------------------------------------------------------------- /* Install named packages */ @@ -1693,167 +1760,63 @@ bool DoInstall(CommandLine &CmdL) if (Cache->BrokenCount() != 0) BrokenFix = true; - unsigned int AutoMarkChanged = 0; - unsigned int ExpectedInst = 0; - unsigned int Packages = 0; pkgProblemResolver Fix(Cache); - - bool DefRemove = false; + + 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) - DefRemove = true; + fallback = MOD_REMOVE; else if (strcasecmp(CmdL.FileList[0], "purge") == 0) { _config->Set("APT::Get::Purge", true); - DefRemove = true; + fallback = MOD_REMOVE; } else if (strcasecmp(CmdL.FileList[0], "autoremove") == 0) { _config->Set("APT::Get::AutomaticRemove", "true"); - DefRemove = true; + fallback = MOD_REMOVE; } - // new scope for the ActionGroup + + std::list 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 verset = APT::VersionSet::GroupedFromCommandLine(Cache, + CmdL.FileList + 1, mods, fallback, helper); + + if (_error->PendingError() == true) { - pkgDepCache::ActionGroup group(Cache); - for (const char **I = CmdL.FileList + 1; *I != 0; I++) - { - // Duplicate the string - unsigned int Length = strlen(*I); - char S[300]; - if (Length >= sizeof(S)) - continue; - strcpy(S,*I); - - // See if we are removing and special indicators.. - bool Remove = DefRemove; - char *VerTag = 0; - bool VerIsRel = false; + helper.showVirtualPackageErrors(Cache); + return false; + } - // this is a task! - if (Length >= 1 && S[Length - 1] == '^') - { - S[--Length] = 0; - // tasks must always be confirmed - ExpectedInst += 1000; - // see if we can install it - TryInstallTask(Cache, Fix, BrokenFix, ExpectedInst, S, Remove); - continue; - } + unsigned short const order[] = { MOD_REMOVE, MOD_INSTALL, 0 }; - while (Cache->FindPkg(S).end() == true) - { - // Handle an optional end tag indicating what to do - if (Length >= 1 && S[Length - 1] == '-') - { - Remove = true; - S[--Length] = 0; - continue; - } - - if (Length >= 1 && S[Length - 1] == '+') - { - Remove = false; - S[--Length] = 0; - continue; - } - - char *Slash = strchr(S,'='); - if (Slash != 0) - { - VerIsRel = false; - *Slash = 0; - VerTag = Slash + 1; - } - - Slash = strchr(S,'/'); - if (Slash != 0) - { - VerIsRel = true; - *Slash = 0; - VerTag = Slash + 1; - } - - break; - } - - // Locate the package - pkgCache::PkgIterator Pkg = Cache->FindPkg(S); - Packages++; - if (Pkg.end() == true) - { - // Check if the name is a regex - const char *I; - for (I = S; *I != 0; I++) - if (*I == '?' || *I == '*' || *I == '|' || - *I == '[' || *I == '^' || *I == '$') - break; - if (*I == 0) - return _error->Error(_("Couldn't find package %s"),S); + TryToInstall InstallAction(Cache, Fix, BrokenFix); + TryToRemove RemoveAction(Cache, Fix); - // Regexs must always be confirmed - ExpectedInst += 1000; - - // Compile the regex pattern - regex_t Pattern; - int Res; - if ((Res = regcomp(&Pattern,S,REG_EXTENDED | REG_ICASE | - REG_NOSUB)) != 0) - { - char Error[300]; - regerror(Res,&Pattern,Error,sizeof(Error)); - return _error->Error(_("Regex compilation error - %s"),Error); - } - - // Run over the matches - bool Hit = false; - for (pkgCache::GrpIterator Grp = Cache->GrpBegin(); Grp.end() == false; ++Grp) - { - if (regexec(&Pattern,Grp.Name(),0,0,0) != 0) - continue; - Pkg = Grp.FindPkg("native"); - if (unlikely(Pkg.end() == true)) - continue; + // new scope for the ActionGroup + { + pkgDepCache::ActionGroup group(Cache); - ioprintf(c1out,_("Note, selecting %s for regex '%s'\n"), - Pkg.Name(),S); - - if (VerTag != 0) - if (TryToChangeVer(Pkg,Cache,VerTag,VerIsRel) == false) - return false; - - Hit |= TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix, - ExpectedInst,false); - } - regfree(&Pattern); - - if (Hit == false) - return _error->Error(_("Couldn't find package %s"),S); + 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); + InstallAction.propergateReleaseCandiateSwitching(helper.selectedByRelease, c0out); + InstallAction.doAutoInstall(); } - else - { - if (VerTag != 0) - if (TryToChangeVer(Pkg,Cache,VerTag,VerIsRel) == false) - return false; - if (TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,ExpectedInst) == false) - return false; - - // see if we need to fix the auto-mark flag - // e.g. apt-get install foo - // where foo is marked automatic - if(!Remove && - Cache[Pkg].Install() == false && - (Cache[Pkg].Flags & pkgCache::Flag::Auto) && - _config->FindB("APT::Get::ReInstall",false) == false && - _config->FindB("APT::Get::Only-Upgrade",false) == false && - _config->FindB("APT::Get::Download-Only",false) == false) - { - ioprintf(c1out,_("%s set to manually installed.\n"), - Pkg.FullName(true).c_str()); - Cache->MarkAuto(Pkg,false); - AutoMarkChanged++; - } - } + else if (order[i] == MOD_REMOVE) + RemoveAction = std::for_each(verset[MOD_REMOVE].begin(), verset[MOD_REMOVE].end(), RemoveAction); } + if (_error->PendingError() == true) + 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 */ @@ -1900,7 +1863,7 @@ bool DoInstall(CommandLine &CmdL) /* Print out a list of packages that are going to be installed extra to what the user asked */ - if (Cache->InstCount() != ExpectedInst) + if (Cache->InstCount() != verset[MOD_INSTALL].size()) { string List; string VersionsList; @@ -1909,16 +1872,15 @@ bool DoInstall(CommandLine &CmdL) pkgCache::PkgIterator I(Cache,Cache.List[J]); if ((*Cache)[I].Install() == false) continue; + pkgCache::VerIterator Cand = Cache[I].CandidateVerIter(Cache); + if (Cand.Pseudo() == true) + continue; - 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); @@ -2019,14 +1981,15 @@ bool DoInstall(CommandLine &CmdL) // 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 (AutoMarkChanged > 0 && + 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 - if (Cache->InstCount() == ExpectedInst && Cache->DelCount() == 0) + // 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); @@ -2234,6 +2197,59 @@ 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); + pkgAcquire Fetcher; + AcqTextStatus Stat(ScreenWidth, _config->FindI("quiet",0)); + Fetcher.Setup(&Stat); + + if (verset.empty() == true) + return false; + + 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(), "."); + } + bool result = (Fetcher.Run() == pkgAcquire::Continue); + + return result; +} + /*}}}*/ // DoCheck - Perform the check operation /*{{{*/ // --------------------------------------------------------------------- /* Opening automatically checks the system, this command is mostly used @@ -2267,13 +2283,13 @@ bool DoSource(CommandLine &CmdL) return _error->Error(_("Must specify at least one package to fetch source for")); // Read the source list - pkgSourceList List; - if (List.ReadMainList() == false) - return _error->Error(_("The list of sources could not be read.")); + if (Cache.BuildSourceList() == false) + return false; + pkgSourceList *List = Cache.GetSourceList(); // Create the text record parsers pkgRecords Recs(Cache); - pkgSrcRecords SrcRecs(List); + pkgSrcRecords SrcRecs(*List); if (_error->PendingError() == true) return false; @@ -2389,9 +2405,9 @@ bool DoSource(CommandLine &CmdL) } // Display statistics - double FetchBytes = Fetcher.FetchNeeded(); - double FetchPBytes = Fetcher.PartialPresent(); - double DebBytes = Fetcher.TotalNeeded(); + unsigned long long FetchBytes = Fetcher.FetchNeeded(); + unsigned long long FetchPBytes = Fetcher.PartialPresent(); + unsigned long long DebBytes = Fetcher.TotalNeeded(); // Check for enough free space struct statvfs Buf; @@ -2417,9 +2433,13 @@ bool DoSource(CommandLine &CmdL) // 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 source archives.\n"), SizeToStr(FetchBytes).c_str(),SizeToStr(DebBytes).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,_("Need to get %sB of source archives.\n"), SizeToStr(DebBytes).c_str()); @@ -2558,13 +2578,13 @@ bool DoBuildDep(CommandLine &CmdL) return _error->Error(_("Must specify at least one package to check builddeps for")); // Read the source list - pkgSourceList List; - if (List.ReadMainList() == false) - return _error->Error(_("The list of sources could not be read.")); + if (Cache.BuildSourceList() == false) + return false; + pkgSourceList *List = Cache.GetSourceList(); // Create the text record parsers pkgRecords Recs(Cache); - pkgSrcRecords SrcRecs(List); + pkgSrcRecords SrcRecs(*List); if (_error->PendingError() == true) return false; @@ -2575,6 +2595,7 @@ bool DoBuildDep(CommandLine &CmdL) return false; unsigned J = 0; + bool const StripMultiArch = APT::Configuration::getArchitectures().size() <= 1; for (const char **I = CmdL.FileList + 1; *I != 0; I++, J++) { string Src; @@ -2584,7 +2605,7 @@ bool DoBuildDep(CommandLine &CmdL) // Process the build-dependencies vector BuildDeps; - if (Last->BuildDepends(BuildDeps, _config->FindB("APT::Get::Arch-Only",true)) == false) + if (Last->BuildDepends(BuildDeps, _config->FindB("APT::Get::Arch-Only", false), StripMultiArch) == false) return _error->Error(_("Unable to get build-dependency information for %s"),Src.c_str()); // Also ensure that build-essential packages are present @@ -2610,7 +2631,6 @@ bool DoBuildDep(CommandLine &CmdL) } // Install the requested packages - unsigned int ExpectedInst = 0; vector ::iterator D; pkgProblemResolver Fix(Cache); bool skipAlternatives = false; // skip remaining alternatives in an or group @@ -2641,7 +2661,7 @@ bool DoBuildDep(CommandLine &CmdL) */ if (IV.end() == false && Cache->VS().CheckDep(IV.VerStr(),(*D).Op,(*D).Version.c_str()) == true) - TryToInstall(Pkg,Cache,Fix,true,false,ExpectedInst); + TryToInstallBuildDep(Pkg,Cache,Fix,true,false); } else // BuildDep || BuildDepIndep { @@ -2757,7 +2777,7 @@ bool DoBuildDep(CommandLine &CmdL) if (_config->FindB("Debug::BuildDeps",false) == true) cout << " Trying to install " << (*D).Package << endl; - if (TryToInstall(Pkg,Cache,Fix,false,false,ExpectedInst) == true) + if (TryToInstallBuildDep(Pkg,Cache,Fix,false,false) == true) { // We successfully installed something; skip remaining alternatives skipAlternatives = hasAlternatives; @@ -2798,6 +2818,169 @@ bool DoBuildDep(CommandLine &CmdL) return true; } /*}}}*/ +// GetChangelogPath - return a path pointing to a changelog file or dir /*{{{*/ +// --------------------------------------------------------------------- +/* 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()); + 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, they third-party-changelogs location + // FIXME: res is "Continue" even if I get a 404?!? + int res = 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); + res = 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) + return false; + + APT::CacheSetHelper helper(c0out); + APT::VersionSet verset = APT::VersionSet::FromCommandLine(Cache, + CmdL.FileList + 1, APT::VersionSet::CANDIDATE, helper); + pkgAcquire Fetcher; + AcqTextStatus Stat(ScreenWidth, _config->FindI("quiet",0)); + Fetcher.Setup(&Stat); + + if (verset.empty() == true) + return false; + char *tmpdir = mkdtemp(strdup("/tmp/apt-changelog-XXXXXX")); + if (tmpdir == NULL) { + return _error->Errno("mkdtemp", "mkdtemp failed"); + } + + for (APT::VersionSet::const_iterator Ver = verset.begin(); + Ver != verset.end(); + ++Ver) + { + string changelogfile = string(tmpdir) + "changelog"; + if (DownloadChangelog(Cache, Fetcher, Ver, changelogfile)) + DisplayFileInPager(changelogfile); + // cleanup temp file + unlink(changelogfile.c_str()); + } + // clenaup tmp dir + rmdir(tmpdir); + free(tmpdir); + return true; +} + /*}}}*/ // DoMoo - Never Ask, Never Tell /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -2890,6 +3073,8 @@ bool ShowHelp(CommandLine &CmdL) " 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" @@ -2911,22 +3096,6 @@ bool ShowHelp(CommandLine &CmdL) return true; } /*}}}*/ -// GetInitialize - Initialize things for apt-get /*{{{*/ -// --------------------------------------------------------------------- -/* */ -void GetInitialize() -{ - _config->Set("quiet",0); - _config->Set("help",false); - _config->Set("APT::Get::Download-Only",false); - _config->Set("APT::Get::Simulate",false); - _config->Set("APT::Get::Assume-Yes",false); - _config->Set("APT::Get::Fix-Broken",false); - _config->Set("APT::Get::Force-Yes",false); - _config->Set("APT::Get::List-Cleanup",true); - _config->Set("APT::Get::AutomaticRemove",false); -} - /*}}}*/ // SigWinch - Window size change signal handler /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -3004,6 +3173,8 @@ int main(int argc,const char *argv[]) /*{{{*/ {"autoclean",&DoAutoClean}, {"check",&DoCheck}, {"source",&DoSource}, + {"download",&DoDownload}, + {"changelog",&DoChangelog}, {"moo",&DoMoo}, {"help",&ShowHelp}, {0,0}}; @@ -3047,7 +3218,7 @@ int main(int argc,const char *argv[]) /*{{{*/ } // Deal with stdout not being a tty - if (!isatty(STDOUT_FILENO) && _config->FindI("quiet",0) < 1) + if (!isatty(STDOUT_FILENO) && _config->FindI("quiet", -1) == -1) _config->Set("quiet","1"); // Setup the output streams @@ -3068,13 +3239,11 @@ int main(int argc,const char *argv[]) /*{{{*/ CmdL.DispatchArg(Cmds); // Print any errors or warnings found during parsing - if (_error->empty() == false) - { - bool Errors = _error->PendingError(); + bool const Errors = _error->PendingError(); + if (_config->FindI("quiet",0) > 0) _error->DumpErrors(); - return Errors == true?100:0; - } - - return 0; + else + _error->DumpErrors(GlobalError::DEBUG); + return Errors == true ? 100 : 0; } /*}}}*/