X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/99921bf936f050c77f424f85a658fcdbef98326e..f6026f0d5481e2c91be52cc85c47ccf5f1303f64:/cmdline/apt-get.cc diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc index 40ae02400..49fde7466 100644 --- a/cmdline/apt-get.cc +++ b/cmdline/apt-get.cc @@ -111,6 +111,9 @@ class CacheFile : public pkgCacheFile return Open(true); } CacheFile() : List(0) {}; + ~CacheFile() { + delete[] List; + } }; /*}}}*/ @@ -594,7 +597,6 @@ void Stats(ostream &out,pkgDepCache &Dep) Dep.BadCount()); } /*}}}*/ - // CacheFile::NameComp - QSort compare by name /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -687,7 +689,10 @@ bool CacheFile::CheckDeps(bool AllowBroken) return true; } - + /*}}}*/ +// CheckAuth - check if each download comes form a trusted source /*{{{*/ +// --------------------------------------------------------------------- +/* */ static bool CheckAuth(pkgAcquire& Fetcher) { string UntrustedList; @@ -728,10 +733,7 @@ static bool CheckAuth(pkgAcquire& Fetcher) 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 @@ -860,14 +862,21 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true, { struct statvfs Buf; string OutputDir = _config->FindDir("Dir::Cache::Archives"); - if (statvfs(OutputDir.c_str(),&Buf) != 0) - return _error->Errno("statvfs",_("Couldn't determine free space in %s"), - OutputDir.c_str()); - if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize) + 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 || - unsigned(Stat.f_type) != RAMFS_MAGIC) + 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()); } @@ -1044,17 +1053,42 @@ bool TryToInstall(pkgCache::PkgIterator Pkg,pkgDepCache &Cache, pkgProblemResolver &Fix,bool Remove,bool BrokenFix, unsigned int &ExpectedInst,bool AllowFail = true) { - /* This is a pure virtual package and there is a single available - provides */ - if (Cache[Pkg].CandidateVer == 0 && Pkg->ProvidesList != 0 && - Pkg.ProvidesList()->NextProvides == 0) + /* 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 Tmp = Pkg.ProvidesList().OwnerPkg(); - ioprintf(c1out,_("Note, selecting %s instead of %s\n"), - Tmp.Name(),Pkg.Name()); - Pkg = Tmp; + 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.Name(),Pkg.Name()); + Pkg = Prov; + } } - + // Handle the no-upgrade case if (_config->FindB("APT::Get::upgrade",true) == false && Pkg->CurrentVer != 0) @@ -1213,122 +1247,133 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs, pkgSrcRecords &SrcRecs,string &Src, pkgDepCache &Cache) { - // We want to pull the version off the package specification.. - string VerTag; - string TmpSrc = Name; - string::size_type Slash = TmpSrc.rfind('='); - - // honor default release - string DefRel = _config->Find("APT::Default-Release"); - pkgCache::PkgIterator Pkg = Cache.FindPkg(TmpSrc); - - if (Slash != string::npos) - { - VerTag = string(TmpSrc.begin() + Slash + 1,TmpSrc.end()); - TmpSrc = string(TmpSrc.begin(),TmpSrc.begin() + Slash); - } - else if(!Pkg.end() && DefRel.empty() == false) - { - // we have a default release, try to locate the pkg. we do it like - // this because GetCandidateVer() will not "downgrade", that means - // "apt-get source -t stable apt" won't work on a unstable system - for (pkgCache::VerIterator Ver = Pkg.VersionList(); Ver.end() == false; - Ver++) - { - for (pkgCache::VerFileIterator VF = Ver.FileList(); VF.end() == false; - VF++) - { - /* If this is the status file, and the current version is not the - version in the status file (ie it is not installed, or somesuch) - then it is not a candidate for installation, ever. This weeds - out bogus entries that may be due to config-file states, or - other. */ - if ((VF.File()->Flags & pkgCache::Flag::NotSource) == - pkgCache::Flag::NotSource && Pkg.CurrentVer() != Ver) - continue; - - //std::cout << VF.File().Archive() << std::endl; - if(VF.File().Archive() && (VF.File().Archive() == DefRel)) - { - VerTag = Ver.VerStr(); - break; - } - } - } - } - - /* Lookup the version of the package we would install if we were to - install a version and determine the source package name, then look - in the archive for a source package of the same name. */ - if (_config->FindB("APT::Get::Only-Source") == false) - { - if (Pkg.end() == false) - { - pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg); - if (Ver.end() == false) - { - pkgRecords::Parser &Parse = Recs.Lookup(Ver.FileList()); - Src = Parse.SourcePkg(); - } - } - } - - // No source package name.. - if (Src.empty() == true) - Src = TmpSrc; - - // The best hit - pkgSrcRecords::Parser *Last = 0; - unsigned long Offset = 0; - string Version; - bool IsMatch = false; - - // If we are matching by version then we need exact matches to be happy - if (VerTag.empty() == false) - IsMatch = true; - - /* Iterate over all of the hits, which includes the resulting - binary packages in the search */ - pkgSrcRecords::Parser *Parse; - SrcRecs.Restart(); - while ((Parse = SrcRecs.Find(Src.c_str(),false)) != 0) - { - string Ver = Parse->Version(); - - // show name mismatches - if (IsMatch == true && Parse->Package() != Src) - ioprintf(c1out, _("No source package '%s' picking '%s' instead"), Parse->Package(), Src); - - if (VerTag.empty() == false) - { - /* Don't want to fall through because we are doing exact version - matching. */ - if (Cache.VS().CmpVersion(VerTag,Ver) != 0) - continue; - - Last = Parse; - Offset = Parse->Offset(); - break; - } - - // Newer version or an exact match - if (Last == 0 || Cache.VS().CmpVersion(Version,Ver) < 0 || - (Parse->Package() == Src && IsMatch == false)) - { - IsMatch = Parse->Package() == Src; - Last = Parse; - Offset = Parse->Offset(); - Version = Ver; - } - } - - if (Last == 0 || Last->Jump(Offset) == false) - return 0; - - return Last; + string VerTag; + string DefRel = _config->Find("APT::Default-Release"); + string TmpSrc = Name; + const size_t found = TmpSrc.find_last_of("/="); + + // extract the version/release from the pkgname + if (found != string::npos) { + if (TmpSrc[found] == '/') + DefRel = TmpSrc.substr(found+1); + else + VerTag = TmpSrc.substr(found+1); + TmpSrc = TmpSrc.substr(0,found); + } + + /* Lookup the version of the package we would install if we were to + install a version and determine the source package name, then look + in the archive for a source package of the same name. */ + bool MatchSrcOnly = _config->FindB("APT::Get::Only-Source"); + const pkgCache::PkgIterator Pkg = Cache.FindPkg(TmpSrc); + if (MatchSrcOnly == false && Pkg.end() == false) { + if(VerTag.empty() == false || DefRel.empty() == false) { + // we have a default release, try to locate the pkg. we do it like + // this because GetCandidateVer() will not "downgrade", that means + // "apt-get source -t stable apt" won't work on a unstable system + for (pkgCache::VerIterator Ver = Pkg.VersionList(); + Ver.end() == false; Ver++) { + for (pkgCache::VerFileIterator VF = Ver.FileList(); + VF.end() == false; VF++) { + /* If this is the status file, and the current version is not the + version in the status file (ie it is not installed, or somesuch) + then it is not a candidate for installation, ever. This weeds + out bogus entries that may be due to config-file states, or + other. */ + if ((VF.File()->Flags & pkgCache::Flag::NotSource) == + pkgCache::Flag::NotSource && Pkg.CurrentVer() != Ver) + continue; + + // We match against a concrete version (or a part of this version) + if (VerTag.empty() == false && strncmp(VerTag.c_str(), Ver.VerStr(), VerTag.size()) != 0) + continue; + + // or we match against a release + if(VerTag.empty() == false || + (VF.File().Archive() != 0 && VF.File().Archive() == DefRel) || + (VF.File().Codename() != 0 && VF.File().Codename() == DefRel)) { + pkgRecords::Parser &Parse = Recs.Lookup(VF); + Src = Parse.SourcePkg(); + if (VerTag.empty() == true) + VerTag = Parse.SourceVer(); + break; + } + } + } + if (Src.empty() == true) { + if (VerTag.empty() == false) + _error->Warning(_("Ignore unavailable version '%s' of package '%s'"), VerTag.c_str(), TmpSrc.c_str()); + else + _error->Warning(_("Ignore unavailable target release '%s' of package '%s'"), DefRel.c_str(), TmpSrc.c_str()); + VerTag.clear(); + DefRel.clear(); + } + } + if (VerTag.empty() == true && DefRel.empty() == true) { + // if we don't have a version or default release, use the CandidateVer to find the Source + pkgCache::VerIterator Ver = Cache.GetCandidateVer(Pkg); + if (Ver.end() == false) { + pkgRecords::Parser &Parse = Recs.Lookup(Ver.FileList()); + Src = Parse.SourcePkg(); + VerTag = Parse.SourceVer(); + } + } + } + + if (Src.empty() == true) + Src = TmpSrc; + else { + /* if we have a source pkg name, make sure to only search + for srcpkg names, otherwise apt gets confused if there + is a binary package "pkg1" and a source package "pkg1" + with the same name but that comes from different packages */ + MatchSrcOnly = true; + if (Src != TmpSrc) { + ioprintf(c1out, _("Picking '%s' as source package instead of '%s'\n"), Src.c_str(), TmpSrc.c_str()); + } + } + + // The best hit + pkgSrcRecords::Parser *Last = 0; + unsigned long Offset = 0; + string Version; + + /* Iterate over all of the hits, which includes the resulting + binary packages in the search */ + pkgSrcRecords::Parser *Parse; + while (true) { + SrcRecs.Restart(); + while ((Parse = SrcRecs.Find(Src.c_str(), MatchSrcOnly)) != 0) { + const string Ver = Parse->Version(); + + // Ignore all versions which doesn't fit + if (VerTag.empty() == false && strncmp(VerTag.c_str(), Ver.c_str(), VerTag.size()) != 0) + continue; + + // Newer version or an exact match? Save the hit + if (Last == 0 || Cache.VS().CmpVersion(Version,Ver) < 0) { + Last = Parse; + Offset = Parse->Offset(); + Version = Ver; + } + + // was the version check above an exact match? If so, we don't need to look further + if (VerTag.empty() == false && VerTag.size() == Ver.size()) + break; + } + if (Last != 0 || VerTag.empty() == true) + break; + //if (VerTag.empty() == false && Last == 0) + _error->Warning(_("Ignore unavailable version '%s' of package '%s'"), VerTag.c_str(), TmpSrc.c_str()); + VerTag.clear(); + } + + if (Last == 0 || Last->Jump(Offset) == false) + return 0; + + return Last; } /*}}}*/ - // DoUpdate - Update the package lists /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -1392,20 +1437,29 @@ 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); + pkgDepCache::ActionGroup group(*Cache); if(Debug) std::cout << "DoAutomaticRemove()" << std::endl; - if (_config->FindB("APT::Get::Remove",true) == false && - doAutoRemove == true) + // 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) { c1out << _("We are not supposed to delete stuff, can't start " "AutoRemover") << std::endl; - doAutoRemove = false; + return false; } + bool purgePkgs = _config->FindB("APT::Get::Purge", false); + bool smallList = (hideAutoRemove == false && + strcasecmp(_config->Find("APT::Get::HideAutoRemove","").c_str(),"small") == 0); + string autoremovelist, autoremoveversions; + unsigned long autoRemoveCount = 0; // look over the cache to see what can be removed for (pkgCache::PkgIterator Pkg = Cache->PkgBegin(); ! Pkg.end(); ++Pkg) { @@ -1414,30 +1468,43 @@ bool DoAutomaticRemove(CacheFile &Cache) if(Pkg.CurrentVer() != 0 || Cache[Pkg].Install()) if(Debug) std::cout << "We could delete %s" << Pkg.Name() << std::endl; - - // only show stuff in the list that is not yet marked for removal - if(Cache[Pkg].Delete() == false) - { - autoremovelist += string(Pkg.Name()) + " "; - autoremoveversions += string(Cache[Pkg].CandVersion) + "\n"; - } + if (doAutoRemove) { if(Pkg.CurrentVer() != 0 && Pkg->CurrentState != pkgCache::State::ConfigFiles) - Cache->MarkDelete(Pkg, _config->FindB("APT::Get::Purge", false)); + Cache->MarkDelete(Pkg, purgePkgs); else Cache->MarkKeep(Pkg, false, false); } + else + { + // only show stuff in the list that is not yet marked for removal + if(Cache[Pkg].Delete() == false) + { + // we don't need to fill the strings if we don't need them + if (smallList == true) + ++autoRemoveCount; + else + { + autoremovelist += string(Pkg.Name()) + " "; + autoremoveversions += string(Cache[Pkg].CandVersion) + "\n"; + } + } + } } } - if (!hideAutoRemove) - ShowList(c1out, _("The following packages were automatically installed and are no longer required:"), autoremovelist, autoremoveversions); - if (!doAutoRemove && !hideAutoRemove && autoremovelist.size() > 0) + // if we don't remove them, we should show them! + if (doAutoRemove == false && (autoremovelist.empty() == false || autoRemoveCount != 0)) + { + if (smallList == false) + ShowList(c1out, _("The following packages were automatically installed and are no longer required:"), autoremovelist, autoremoveversions); + else + ioprintf(c1out, _("%lu packages were automatically installed and are no longer required.\n"), autoRemoveCount); c1out << _("Use 'apt-get autoremove' to remove them.") << std::endl; - - // Now see if we destroyed anything - if (Cache->BrokenCount() != 0) + } + // Now see if we had destroyed anything (if we had done anything) + else 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; @@ -1450,7 +1517,7 @@ bool DoAutomaticRemove(CacheFile &Cache) } return true; } - + /*}}}*/ // DoUpgrade - Upgrade all packages /*{{{*/ // --------------------------------------------------------------------- /* Upgrade all packages without installing new packages or erasing old @@ -1525,7 +1592,7 @@ bool TryInstallTask(pkgDepCache &Cache, pkgProblemResolver &Fix, regfree(&Pattern); return res; } - + /*}}}*/ // DoInstall - Install packages from the command line /*{{{*/ // --------------------------------------------------------------------- /* Install named packages */ @@ -1721,6 +1788,7 @@ bool DoInstall(CommandLine &CmdL) "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.") << endl; + /* if (Packages == 1) { c1out << endl; @@ -1729,6 +1797,7 @@ bool DoInstall(CommandLine &CmdL) "the package is simply not installable and a bug report against\n" "that package should be filed.") << endl; } + */ c1out << _("The following information may help to resolve the situation:") << endl; c1out << endl; @@ -1861,7 +1930,8 @@ bool DoInstall(CommandLine &CmdL) // cache.commit() if (AutoMarkChanged > 0 && Cache->DelCount() == 0 && Cache->InstCount() == 0 && - Cache->BadCount() == 0) + Cache->BadCount() == 0 && + _config->FindB("APT::Get::Simulate",false) == false) Cache->writeStateFile(NULL); // See if we need to prompt @@ -2162,14 +2232,21 @@ bool DoSource(CommandLine &CmdL) // Check for enough free space struct statvfs Buf; string OutputDir = "."; - if (statvfs(OutputDir.c_str(),&Buf) != 0) - return _error->Errno("statvfs",_("Couldn't determine free space in %s"), - OutputDir.c_str()); - if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize) + 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 || - unsigned(Stat.f_type) != RAMFS_MAGIC) + 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()); } @@ -2513,7 +2590,7 @@ bool DoBuildDep(CommandLine &CmdL) { // We successfully installed something; skip remaining alternatives skipAlternatives = hasAlternatives; - if(_config->FindB("APT::Get::Build-Dep-Automatic", true) == true) + if(_config->FindB("APT::Get::Build-Dep-Automatic", false) == true) Cache->MarkAuto(Pkg, true); continue; } @@ -2539,7 +2616,10 @@ bool DoBuildDep(CommandLine &CmdL) // Now we check the state of the packages, if (Cache->BrokenCount() != 0) - return _error->Error(_("Build-dependencies for %s could not be satisfied."),*I); + { + ShowBroken(cout, Cache, false); + return _error->Error(_("Build-dependencies for %s could not be satisfied."),*I); + } } if (InstallPackages(Cache, false, true) == false) @@ -2630,7 +2710,7 @@ bool ShowHelp(CommandLine &CmdL) " install - Install new packages (pkg is libc6 not libc6.deb)\n" " remove - Remove packages\n" " autoremove - Remove automatically all unused packages\n" - " purge - Remove and purge packages\n" + " purge - Remove packages and config files\n" " source - Download source archives\n" " build-dep - Configure build-dependencies for source packages\n" " dist-upgrade - Distribution upgrade, see apt-get(8)\n" @@ -2689,8 +2769,7 @@ void SigWinch(int) #endif } /*}}}*/ - -int main(int argc,const char *argv[]) +int main(int argc,const char *argv[]) /*{{{*/ { CommandLine::Args Args[] = { {'h',"help","help",0}, @@ -2779,7 +2858,19 @@ int main(int argc,const char *argv[]) ShowHelp(CmdL); return 0; } - + + // simulate user-friendly if apt-get has no root privileges + if (getuid() != 0 && _config->FindB("APT::Get::Simulate") == true) + { + if (_config->FindB("APT::Get::Show-User-Simulation-Note",true) == true) + cout << _("NOTE: This is only a simulation!\n" + " apt-get needs root privileges for real execution.\n" + " Keep also in mind that locking is deactivated,\n" + " so don't depend on the relevance to the real current situation!" + ) << std::endl; + _config->Set("Debug::NoLocking",true); + } + // Deal with stdout not being a tty if (!isatty(STDOUT_FILENO) && _config->FindI("quiet",0) < 1) _config->Set("quiet","1"); @@ -2811,3 +2902,4 @@ int main(int argc,const char *argv[]) return 0; } + /*}}}*/