X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/3d615484858169e6732ef4f236fd3f38d0083a89..9df71a5bdf6b2d7cf0526a52b334779df8cec42c:/cmdline/apt-get.cc diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc index a17d0ce2f..75424926d 100644 --- a/cmdline/apt-get.cc +++ b/cmdline/apt-get.cc @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: apt-get.cc,v 1.29 1998/12/10 04:22:51 jgg Exp $ +// $Id: apt-get.cc,v 1.70 1999/07/10 05:32:26 jgg Exp $ /* ###################################################################### apt-get - Cover for dpkg @@ -30,12 +30,14 @@ #include #include #include -#include #include #include #include -#include -#include +#include +#include +#include +#include +#include #include @@ -44,8 +46,13 @@ #include #include #include +#include +#include #include +#include #include +#include +#include /*}}}*/ ostream c0out; @@ -75,6 +82,18 @@ bool YnPrompt() return true; } /*}}}*/ +// AnalPrompt - Annoying Yes No Prompt. /*{{{*/ +// --------------------------------------------------------------------- +/* Returns true on a Yes.*/ +bool AnalPrompt(const char *Text) +{ + char Buf[1024]; + cin.getline(Buf,sizeof(Buf)); + if (strcmp(Buf,Text) == 0) + return true; + return false; +} + /*}}}*/ // ShowList - Show a list /*{{{*/ // --------------------------------------------------------------------- /* This prints out a string of space seperated words with a title and @@ -145,7 +164,7 @@ void ShowBroken(ostream &out,pkgDepCache &Cache) out << ' '; First = false; - cout << ' ' << End.DepType() << ": " << End.TargetPkg().Name(); + out << ' ' << End.DepType() << ": " << End.TargetPkg().Name(); // Show a quick summary of the version requirements if (End.TargetVer() != 0) @@ -206,8 +225,15 @@ void ShowDel(ostream &out,pkgDepCache &Dep) pkgCache::PkgIterator I = Dep.PkgBegin(); string List; for (;I.end() != true; I++) + { if (Dep[I].Delete() == true) - List += string(I.Name()) + " "; + { + if ((Dep[I].iFlags & pkgDepCache::Purge) == pkgDepCache::Purge) + List += string(I.Name()) + "* "; + else + List += string(I.Name()) + " "; + } + } ShowList(out,"The following packages will be REMOVED:",List); } @@ -354,70 +380,27 @@ void Stats(ostream &out,pkgDepCache &Dep) // class CacheFile - Cover class for some dependency cache functions /*{{{*/ // --------------------------------------------------------------------- /* */ -class CacheFile +class CacheFile : public pkgCacheFile { public: - FileFd *File; - MMap *Map; - pkgDepCache *Cache; - pkgDpkgLock Lock; - - inline operator pkgDepCache &() {return *Cache;}; - inline pkgDepCache *operator ->() {return Cache;}; - inline pkgDepCache &operator *() {return *Cache;}; - - bool Open(); - CacheFile() : File(0), Map(0), Cache(0) {}; - ~CacheFile() + bool CheckDeps(bool AllowBroken = false); + bool Open(bool WithLock = true) { - delete Cache; - delete Map; - delete File; - } + OpTextProgress Prog(*_config); + return pkgCacheFile::Open(Prog,WithLock); + }; }; /*}}}*/ // CacheFile::Open - Open the cache file /*{{{*/ // --------------------------------------------------------------------- /* This routine generates the caches and then opens the dependency cache and verifies that the system is OK. */ -bool CacheFile::Open() +bool CacheFile::CheckDeps(bool AllowBroken) { if (_error->PendingError() == true) return false; - - // Create a progress class - OpTextProgress Progress(*_config); - - // Read the source list - pkgSourceList List; - if (List.ReadMainList() == false) - return _error->Error("The list of sources could not be read."); - - // Build all of the caches - pkgMakeStatusCache(List,Progress); - if (_error->PendingError() == true) - return _error->Error("The package lists or status file could not be parsed or opened."); - if (_error->empty() == false) - _error->Warning("You may want to run apt-get update to correct theses missing files"); - - Progress.Done(); - - // Open the cache file - File = new FileFd(_config->FindFile("Dir::Cache::pkgcache"),FileFd::ReadOnly); - if (_error->PendingError() == true) - return false; - - Map = new MMap(*File,MMap::Public | MMap::ReadOnly); - if (_error->PendingError() == true) - return false; - - Cache = new pkgDepCache(*Map,Progress); - if (_error->PendingError() == true) - return false; - Progress.Done(); - // Check that the system is OK if (Cache->DelCount() != 0 || Cache->InstCount() != 0) return _error->Error("Internal Error, non-zero counts"); @@ -427,7 +410,7 @@ bool CacheFile::Open() return false; // Nothing is broken - if (Cache->BrokenCount() == 0) + if (Cache->BrokenCount() == 0 || AllowBroken == true) return true; // Attempt to fix broken things @@ -462,9 +445,20 @@ bool CacheFile::Open() // --------------------------------------------------------------------- /* 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 = true) +bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey = true) { + 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); @@ -474,7 +468,8 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true) Fail |= !ShowHold(c1out,Cache); if (_config->FindB("APT::Get::Show-Upgraded",false) == true) ShowUpgraded(c1out,Cache); - Fail |= !ShowEssential(c1out,Cache); + Essential = !ShowEssential(c1out,Cache); + Fail |= Essential; Stats(c1out,Cache); // Sanity check @@ -492,7 +487,12 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true) if (_config->FindB("APT::Get::Simulate") == true) { pkgSimulate PM(Cache); - return PM.DoInstall(); + pkgPackageManager::OrderResult Res = PM.DoInstall(); + 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 @@ -501,9 +501,10 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true) return false; // Lock the archive directory + FileFd Lock; if (_config->FindB("Debug::NoLocking",false) == false) { - FileFd Lock(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock")); + Lock.Fd(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock")); if (_error->PendingError() == true) return _error->Error("Unable to lock the download directory"); } @@ -519,102 +520,166 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true) // Create the package manager and prepare to download pkgDPkgPM PM(Cache); - if (PM.GetArchives(&Fetcher,&List,&Recs) == false) + if (PM.GetArchives(&Fetcher,&List,&Recs) == false || + _error->PendingError() == true) return false; // Display statistics unsigned long FetchBytes = Fetcher.FetchNeeded(); + unsigned long FetchPBytes = Fetcher.PartialPresent(); unsigned long DebBytes = Fetcher.TotalNeeded(); if (DebBytes != Cache->DebSize()) { c0out << DebBytes << ',' << Cache->DebSize() << endl; c0out << "How odd.. The sizes didn't match, email apt@packages.debian.org" << endl; } - + + // Check for enough free space + struct statfs Buf; + string OutputDir = _config->FindDir("Dir::Cache::Archives"); + if (statfs(OutputDir.c_str(),&Buf) != 0) + return _error->Errno("statfs","Couldn't determine free space in %s", + OutputDir.c_str()); + if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize) + return _error->Error("Sorry, you don't have enough free space in %s", + OutputDir.c_str()); + // Number of bytes - c2out << "Need to get "; + c1out << "Need to get "; if (DebBytes != FetchBytes) - c2out << SizeToStr(FetchBytes) << '/' << SizeToStr(DebBytes); + c1out << SizeToStr(FetchBytes) << "B/" << SizeToStr(DebBytes) << 'B'; else - c2out << SizeToStr(DebBytes); + c1out << SizeToStr(DebBytes) << 'B'; c1out << " of archives. After unpacking "; // Size delta if (Cache->UsrSize() >= 0) - c2out << SizeToStr(Cache->UsrSize()) << " will be used." << endl; + c1out << SizeToStr(Cache->UsrSize()) << "B will be used." << endl; else - c2out << SizeToStr(-1*Cache->UsrSize()) << " will be freed." << endl; + c1out << SizeToStr(-1*Cache->UsrSize()) << "B will be freed." << endl; if (_error->PendingError() == true) return false; // Fail safe check - if (_config->FindB("APT::Get::Assume-Yes",false) == true) + 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"); } - - // Prompt to continue - if (Ask == true) - { - if (_config->FindI("quiet",0) < 2 || - _config->FindB("APT::Get::Assume-Yes",false) == false) - c2out << "Do you want to continue? [Y/n] " << flush; - - if (YnPrompt() == false) + + if (Essential == true && Saftey == true) + { + c2out << "You are about to do something potentially harmful" << endl; + c2out << "To continue type in the phrase 'Yes, I understand this may be bad'" << endl; + c2out << " ?] " << flush; + if (AnalPrompt("Yes, I understand this may be bad") == false) + { + c2out << "Abort." << endl; exit(1); - } + } + } + else + { + // Prompt to continue + if (Ask == true || Fail == true) + { + if (_config->FindI("quiet",0) < 2 && + _config->FindB("APT::Get::Assume-Yes",false) == false) + { + c2out << "Do you want to continue? [Y/n] " << flush; + + if (YnPrompt() == false) + { + c2out << "Abort." << 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++) + cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << + I->Owner->FileSize << ' ' << I->Owner->MD5Sum() << endl; + return true; + } // Run it - if (Fetcher.Run() == false) - return false; - - // Print out errors - bool Failed = false; - bool Transient = false; - for (pkgAcquire::Item **I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++) + while (1) { - if ((*I)->Status == pkgAcquire::Item::StatDone && - (*I)->Complete == true) - continue; + if (_config->FindB("APT::Get::No-Download",false) == false) + if( Fetcher.Run() == pkgAcquire::Failed) + return false; - if ((*I)->Status == pkgAcquire::Item::StatIdle) + // Print out errors + bool Failed = false; + bool Transient = false; + for (pkgAcquire::Item **I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++) { - Transient = true; + if ((*I)->Status == pkgAcquire::Item::StatDone && + (*I)->Complete == true) + continue; + + (*I)->Finished(); + + if ((*I)->Status == pkgAcquire::Item::StatIdle) + { + Transient = true; + // Failed = true; + continue; + } + + cerr << "Failed to fetch " << (*I)->DescURI() << endl; + cerr << " " << (*I)->ErrorText << endl; Failed = true; - continue; } - cerr << "Failed to fetch " << (*I)->Describe() << endl; - cerr << " " << (*I)->ErrorText << endl; - Failed = true; - } - - if (_config->FindB("APT::Get::Download-Only",false) == true) - return true; - - if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false) - { - if (Transient == true) + if (_config->FindB("APT::Get::Download-Only",false) == true) { - c2out << "Upgrading with disk swapping is not supported in this version." << endl; - c2out << "Try running multiple times with --fix-missing" << endl; + if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false) + return _error->Error("Some files failed to download"); + return true; } - return _error->Error("Unable to fetch some archives, maybe try with --fix-missing?"); - } - - // Try to deal with missing package files - if (PM.FixMissing() == false) - { - cerr << "Unable to correct missing packages." << endl; - return _error->Error("Aborting Install."); - } - - Cache.Lock.Close(); - return PM.DoInstall(); + if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false) + { + /*if (Transient == true) + { + c2out << "Upgrading with disk swapping is not supported in this version." << endl; + c2out << "Try running multiple times with --fix-missing" << endl; + }*/ + + return _error->Error("Unable to fetch some archives, maybe 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) + { + cerr << "Unable to correct missing packages." << endl; + return _error->Error("Aborting Install."); + } + + Cache.ReleaseLock(); + pkgPackageManager::OrderResult Res = PM.DoInstall(); + if (Res == pkgPackageManager::Failed || _error->PendingError() == true) + return false; + if (Res == pkgPackageManager::Completed) + return true; + + // Reload the fetcher object and loop again for media swapping + Fetcher.Shutdown(); + if (PM.GetArchives(&Fetcher,&List,&Recs) == false) + return false; + } } /*}}}*/ @@ -629,9 +694,10 @@ bool DoUpdate(CommandLine &) return false; // Lock the list directory + FileFd Lock; if (_config->FindB("Debug::NoLocking",false) == false) { - FileFd Lock(GetLock(_config->FindDir("Dir::State::Lists") + "lock")); + Lock.Fd(GetLock(_config->FindDir("Dir::State::Lists") + "lock")); if (_error->PendingError() == true) return _error->Error("Unable to lock the list directory"); } @@ -650,19 +716,35 @@ bool DoUpdate(CommandLine &) } // Run it - if (Fetcher.Run() == false) + if (Fetcher.Run() == pkgAcquire::Failed) return false; + bool Failed = false; + for (pkgAcquire::Item **I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++) + { + if ((*I)->Status == pkgAcquire::Item::StatDone) + continue; + + (*I)->Finished(); + + Failed = true; + } + // Clean out any old list files - if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false || - Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false) - return false; + if (_config->FindB("APT::Get::List-Cleanup",false) == false) + { + if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false || + Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false) + return false; + } // Prepare the cache. CacheFile Cache; if (Cache.Open() == false) return false; + if (Failed == true) + return _error->Error("Some index files failed to download, they have been ignored, or old ones used instead."); return true; } /*}}}*/ @@ -673,7 +755,7 @@ bool DoUpdate(CommandLine &) bool DoUpgrade(CommandLine &CmdL) { CacheFile Cache; - if (Cache.Open() == false) + if (Cache.Open() == false || Cache.CheckDeps() == false) return false; // Do the upgrade @@ -692,9 +774,14 @@ bool DoUpgrade(CommandLine &CmdL) bool DoInstall(CommandLine &CmdL) { CacheFile Cache; - if (Cache.Open() == false) + if (Cache.Open() == 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; + unsigned int ExpectedInst = 0; unsigned int Packages = 0; pkgProblemResolver Fix(Cache); @@ -714,19 +801,23 @@ bool DoInstall(CommandLine &CmdL) // See if we are removing the package bool Remove = DefRemove; - if (Cache->FindPkg(S).end() == true) + while (Cache->FindPkg(S).end() == true) { // Handle an optional end tag indicating what to do if (S[Length - 1] == '-') { Remove = true; S[--Length] = 0; + continue; } + if (S[Length - 1] == '+') { Remove = false; S[--Length] = 0; + continue; } + break; } // Locate the package @@ -757,11 +848,13 @@ bool DoInstall(CommandLine &CmdL) pkgCache::PkgIterator Pkg = I.OwnerPkg(); if ((*Cache)[Pkg].CandidateVerIter(*Cache) == I.OwnerVer()) - c1out << " " << Pkg.Name() << " " << I.OwnerVer().VerStr() << endl; - - if ((*Cache)[Pkg].InstVerIter(*Cache) == I.OwnerVer()) - c1out << " " << Pkg.Name() << " " << I.OwnerVer().VerStr() << - " [Installed]"<< endl; + { + if ((*Cache)[Pkg].Install() == true && (*Cache)[Pkg].NewInstall() == false) + c1out << " " << Pkg.Name() << " " << I.OwnerVer().VerStr() << + " [Installed]"<< endl; + else + c1out << " " << Pkg.Name() << " " << I.OwnerVer().VerStr() << endl; + } } c1out << "You should explicly select one to install." << endl; } @@ -789,7 +882,7 @@ bool DoInstall(CommandLine &CmdL) if (Remove == true) { Fix.Remove(Pkg); - Cache->MarkDelete(Pkg); + Cache->MarkDelete(Pkg,_config->FindB("APT::Get::Purge",false)); continue; } @@ -801,10 +894,21 @@ bool DoInstall(CommandLine &CmdL) ExpectedInst++; // Install it with autoinstalling enabled. - if (State.InstBroken() == true) + if (State.InstBroken() == true && BrokenFix == false) Cache->MarkInstall(Pkg,true); } + /* 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:" << endl; + ShowBroken(c1out,Cache); + + return _error->Error("Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution)."); + } + // Call the scored problem resolver Fix.InstallProtect(); if (Fix.Resolve(true) == false) @@ -867,7 +971,7 @@ bool DoInstall(CommandLine &CmdL) bool DoDistUpgrade(CommandLine &CmdL) { CacheFile Cache; - if (Cache.Open() == false) + if (Cache.Open() == false || Cache.CheckDeps() == false) return false; c0out << "Calculating Upgrade... " << flush; @@ -889,7 +993,7 @@ bool DoDistUpgrade(CommandLine &CmdL) bool DoDSelectUpgrade(CommandLine &CmdL) { CacheFile Cache; - if (Cache.Open() == false) + if (Cache.Open() == false || Cache.CheckDeps() == false) return false; // Install everything with the install flag set @@ -909,7 +1013,7 @@ bool DoDSelectUpgrade(CommandLine &CmdL) /* Install the package only if it is a new install, the autoupgrader will deal with the rest */ if (I->SelectedState == pkgCache::State::Install) - Cache->MarkInstall(I); + Cache->MarkInstall(I,true); } // Apply erasures now, they override everything else. @@ -918,15 +1022,40 @@ bool DoDSelectUpgrade(CommandLine &CmdL) // Remove packages if (I->SelectedState == pkgCache::State::DeInstall || I->SelectedState == pkgCache::State::Purge) - Cache->MarkDelete(I); + Cache->MarkDelete(I,I->SelectedState == pkgCache::State::Purge); } - /* Use updates smart upgrade to do the rest, it will automatically - ignore held items */ + /* Resolve any problems that dselect created, allupgrade cannot handle + such things. We do so quite agressively too.. */ + if (Cache->BrokenCount() != 0) + { + pkgProblemResolver Fix(Cache); + + // Hold back held packages. + if (_config->FindB("APT::Ingore-Hold",false) == false) + { + for (pkgCache::PkgIterator I = Cache->PkgBegin(); I.end() == false; I++) + { + if (I->SelectedState == pkgCache::State::Hold) + { + Fix.Protect(I); + Cache->MarkKeep(I); + } + } + } + + if (Fix.Resolve() == false) + { + ShowBroken(c1out,Cache); + return _error->Error("Internal Error, problem resolver broke stuff"); + } + } + + // Now upgrade everything if (pkgAllUpgrade(Cache) == false) { ShowBroken(c1out,Cache); - return _error->Error("Internal Error, AllUpgrade broke stuff"); + return _error->Error("Internal Error, problem resolver broke stuff"); } return InstallPackages(Cache,false); @@ -943,6 +1072,34 @@ bool DoClean(CommandLine &CmdL) return true; } /*}}}*/ +// DoAutoClean - Smartly remove downloaded archives /*{{{*/ +// --------------------------------------------------------------------- +/* This is similar to clean but it only purges things that cannot be + downloaded, that is old versions of cached packages. */ +class LogCleaner : public pkgArchiveCleaner +{ + protected: + virtual void Erase(const char *File,string Pkg,string Ver,struct stat &St) + { + cout << "Del " << Pkg << " " << Ver << " [" << SizeToStr(St.st_size) << "B]" << endl; + + if (_config->FindB("APT::Get::Simulate") == false) + unlink(File); + }; +}; + +bool DoAutoClean(CommandLine &CmdL) +{ + CacheFile Cache; + if (Cache.Open() == false) + return false; + + LogCleaner Cleaner; + + return Cleaner.Go(_config->FindDir("Dir::Cache::archives"),*Cache) && + Cleaner.Go(_config->FindDir("Dir::Cache::archives") + "partial/",*Cache); +} + /*}}}*/ // DoCheck - Perform the check operation /*{{{*/ // --------------------------------------------------------------------- /* Opening automatically checks the system, this command is mostly used @@ -951,19 +1108,273 @@ bool DoCheck(CommandLine &CmdL) { CacheFile Cache; Cache.Open(); + Cache.CheckDeps(); return true; } /*}}}*/ +// DoSource - Fetch a source archive /*{{{*/ +// --------------------------------------------------------------------- +/* Fetch souce packages */ +struct DscFile +{ + string Package; + string Version; + string Dsc; +}; + +bool DoSource(CommandLine &CmdL) +{ + CacheFile Cache; + if (Cache.Open(false) == false) + return false; + + if (CmdL.FileSize() <= 1) + 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."); + + // Create the text record parsers + pkgRecords Recs(Cache); + pkgSrcRecords SrcRecs(List); + if (_error->PendingError() == true) + return false; + + // Create the download object + AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0)); + pkgAcquire Fetcher(&Stat); + + DscFile *Dsc = new DscFile[CmdL.FileSize()]; + + // Load the requestd sources into the fetcher + unsigned J = 0; + for (const char **I = CmdL.FileList + 1; *I != 0; I++, J++) + { + string Src; + + /* 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. In theory + we could stash the version string as well and match that too but + today there aren't multi source versions in the archive. */ + pkgCache::PkgIterator Pkg = Cache->FindPkg(*I); + 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 = *I; + + // The best hit + pkgSrcRecords::Parser *Last = 0; + unsigned long Offset = 0; + string Version; + bool IsMatch = false; + + // Iterate over all of the hits + pkgSrcRecords::Parser *Parse; + SrcRecs.Restart(); + while ((Parse = SrcRecs.Find(Src.c_str(),false)) != 0) + { + string Ver = Parse->Version(); + + // Skip name mismatches + if (IsMatch == true && Parse->Package() != Src) + continue; + + // Newer version or an exact match + if (Last == 0 || pkgVersionCompare(Version,Ver) < 0 || + (Parse->Package() == Src && IsMatch == false)) + { + IsMatch = Parse->Package() == Src; + Last = Parse; + Offset = Parse->Offset(); + Version = Ver; + } + } + + if (Last == 0) + return _error->Error("Unable to find a source package for %s",Src.c_str()); + + // Back track + vector Lst; + if (Last->Jump(Offset) == false || Last->Files(Lst) == false) + return false; + + // Load them into the fetcher + for (vector::const_iterator I = Lst.begin(); + I != Lst.end(); I++) + { + // Try to guess what sort of file it is we are getting. + string Comp; + if (I->Path.find(".dsc") != string::npos) + { + Comp = "dsc"; + Dsc[J].Package = Last->Package(); + Dsc[J].Version = Last->Version(); + Dsc[J].Dsc = flNotDir(I->Path); + } + + if (I->Path.find(".tar.gz") != string::npos) + Comp = "tar"; + if (I->Path.find(".diff.gz") != string::npos) + Comp = "diff"; + + new pkgAcqFile(&Fetcher,Last->Source()->ArchiveURI(I->Path), + I->MD5Hash,I->Size,Last->Source()->SourceInfo(Src, + Last->Version(),Comp),Src); + } + } + + // Display statistics + unsigned long FetchBytes = Fetcher.FetchNeeded(); + unsigned long FetchPBytes = Fetcher.PartialPresent(); + unsigned long DebBytes = Fetcher.TotalNeeded(); + + // Check for enough free space + struct statfs Buf; + string OutputDir = "."; + if (statfs(OutputDir.c_str(),&Buf) != 0) + return _error->Errno("statfs","Couldn't determine free space in %s", + OutputDir.c_str()); + if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize) + return _error->Error("Sorry, you don't have enough free space in %s", + OutputDir.c_str()); + + // Number of bytes + c1out << "Need to get "; + if (DebBytes != FetchBytes) + c1out << SizeToStr(FetchBytes) << "B/" << SizeToStr(DebBytes) << 'B'; + else + c1out << SizeToStr(DebBytes) << 'B'; + c1out << " of source archives." << endl; + + if (_config->FindB("APT::Get::Simulate",false) == true) + { + for (unsigned I = 0; I != J; I++) + cout << "Fetch Source " << Dsc[I].Package << endl; + return true; + } + + // 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++) + cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << + I->Owner->FileSize << ' ' << I->Owner->MD5Sum() << endl; + return true; + } + + // Run it + if (Fetcher.Run() == pkgAcquire::Failed) + return false; + + // Print error messages + bool Failed = false; + for (pkgAcquire::Item **I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++) + { + if ((*I)->Status == pkgAcquire::Item::StatDone && + (*I)->Complete == true) + continue; + cerr << "Failed to fetch " << (*I)->DescURI() << endl; + cerr << " " << (*I)->ErrorText << endl; + Failed = true; + } + if (Failed == true) + return _error->Error("Failed to fetch some archives."); + + if (_config->FindB("APT::Get::Download-only",false) == true) + return true; + + // Unpack the sources + pid_t Process = ExecFork(); + + if (Process == 0) + { + for (unsigned I = 0; I != J; I++) + { + string Dir = Dsc[I].Package + '-' + pkgBaseVersion(Dsc[I].Version.c_str()); + + // See if the package is already unpacked + struct stat Stat; + if (stat(Dir.c_str(),&Stat) == 0 && + S_ISDIR(Stat.st_mode) != 0) + { + c0out << "Skipping unpack of already unpacked source in " << Dir << endl; + } + else + { + // Call dpkg-source + char S[500]; + snprintf(S,sizeof(S),"%s -x %s", + _config->Find("Dir::Bin::dpkg-source","dpkg-source").c_str(), + Dsc[I].Dsc.c_str()); + if (system(S) != 0) + { + cerr << "Unpack command '" << S << "' failed." << endl; + _exit(1); + } + } + + // Try to compile it with dpkg-buildpackage + if (_config->FindB("APT::Get::Compile",false) == true) + { + // Call dpkg-buildpackage + char S[500]; + snprintf(S,sizeof(S),"cd %s && %s %s", + Dir.c_str(), + _config->Find("Dir::Bin::dpkg-buildpackage","dpkg-buildpackage").c_str(), + _config->Find("DPkg::Build-Options","-b -uc").c_str()); + + if (system(S) != 0) + { + cerr << "Build command '" << S << "' failed." << endl; + _exit(1); + } + } + } + + _exit(0); + } + + // Wait for the subprocess + int Status = 0; + while (waitpid(Process,&Status,0) != Process) + { + if (errno == EINTR) + continue; + return _error->Errno("waitpid","Couldn't wait for subprocess"); + } + + if (WIFEXITED(Status) == 0 || WEXITSTATUS(Status) != 0) + return _error->Error("Child process failed"); + + return true; +} + /*}}}*/ + // ShowHelp - Show a help screen /*{{{*/ // --------------------------------------------------------------------- /* */ -int ShowHelp(CommandLine &CmdL) +bool ShowHelp(CommandLine &CmdL) { cout << PACKAGE << ' ' << VERSION << " for " << ARCHITECTURE << " compiled on " << __DATE__ << " " << __TIME__ << endl; - + if (_config->FindB("version") == true) + return 100; + cout << "Usage: apt-get [options] command" << endl; cout << " apt-get [options] install pkg1 [pkg2 ...]" << endl; cout << endl; @@ -976,9 +1387,11 @@ int ShowHelp(CommandLine &CmdL) cout << " upgrade - Perform an upgrade" << endl; cout << " install - Install new packages (pkg is libc6 not libc6.deb)" << endl; cout << " remove - Remove packages" << endl; + cout << " source - Download source archives" << endl; cout << " dist-upgrade - Distribution upgrade, see apt-get(8)" << endl; cout << " dselect-upgrade - Follow dselect selections" << endl; cout << " clean - Erase downloaded archive files" << endl; + cout << " autoclean - Erase old downloaded archive files" << endl; cout << " check - Verify that there are no broken dependencies" << endl; cout << endl; cout << "Options:" << endl; @@ -991,10 +1404,11 @@ int ShowHelp(CommandLine &CmdL) cout << " -f Attempt to continue if the integrity check fails" << endl; cout << " -m Attempt to continue if archives are unlocatable" << endl; cout << " -u Show a list of upgraded packages as well" << endl; + cout << " -b Build the source package after fetching it" << endl; cout << " -c=? Read this configuration file" << endl; - cout << " -o=? Set an arbitary configuration option, ie -o dir::cache=/tmp" << endl; - cout << "See the apt-get(8), sources.list(8) and apt.conf(8) manual" << endl; - cout << "pages for more information." << endl; + cout << " -o=? Set an arbitary configuration option, eg -o dir::cache=/tmp" << endl; + cout << "See the apt-get(8), sources.list(5) and apt.conf(5) manual" << endl; + cout << "pages for more information and options." << endl; return 100; } /*}}}*/ @@ -1010,6 +1424,7 @@ void GetInitialize() _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::APT::Get::No-List-Cleanup",true); } /*}}}*/ // SigWinch - Window size change signal handler /*{{{*/ @@ -1031,9 +1446,12 @@ int main(int argc,const char *argv[]) { CommandLine::Args Args[] = { {'h',"help","help",0}, + {'v',"version","version",0}, {'q',"quiet","quiet",CommandLine::IntLevel}, {'q',"silent","quiet",CommandLine::IntLevel}, {'d',"download-only","APT::Get::Download-Only",0}, + {'b',"compile","APT::Get::Compile",0}, + {'b',"build","APT::Get::Compile",0}, {'s',"simulate","APT::Get::Simulate",0}, {'s',"just-print","APT::Get::Simulate",0}, {'s',"recon","APT::Get::Simulate",0}, @@ -1043,10 +1461,14 @@ int main(int argc,const char *argv[]) {'f',"fix-broken","APT::Get::Fix-Broken",0}, {'u',"show-upgraded","APT::Get::Show-Upgraded",0}, {'m',"ignore-missing","APT::Get::Fix-Missing",0}, + {0,"no-download","APT::Get::No-Download",0}, {0,"fix-missing","APT::Get::Fix-Missing",0}, {0,"ignore-hold","APT::Ingore-Hold",0}, {0,"no-upgrade","APT::Get::no-upgrade",0}, {0,"force-yes","APT::Get::force-yes",0}, + {0,"print-uris","APT::Get::Print-URIs",0}, + {0,"purge","APT::Get::Purge",0}, + {0,"list-cleanup","APT::Get::List-Cleanup",0}, {'c',"config-file",0,CommandLine::ConfigFile}, {'o',"option",0,CommandLine::ArbItem}, {0,0,0,0}}; @@ -1057,7 +1479,9 @@ int main(int argc,const char *argv[]) {"dist-upgrade",&DoDistUpgrade}, {"dselect-upgrade",&DoDSelectUpgrade}, {"clean",&DoClean}, + {"autoclean",&DoAutoClean}, {"check",&DoCheck}, + {"source",&DoSource}, {"help",&ShowHelp}, {0,0}}; @@ -1072,9 +1496,14 @@ int main(int argc,const char *argv[]) // See if the help should be shown if (_config->FindB("help") == true || + _config->FindB("version") == true || CmdL.FileSize() == 0) return ShowHelp(CmdL); + // Deal with stdout not being a tty + if (ttyname(STDOUT_FILENO) == 0 && _config->FindI("quiet",0) < 1) + _config->Set("quiet","1"); + // Setup the output streams c0out.rdbuf(cout.rdbuf()); c1out.rdbuf(cout.rdbuf()); @@ -1097,8 +1526,6 @@ int main(int argc,const char *argv[]) { bool Errors = _error->PendingError(); _error->DumpErrors(); - if (Errors == true) - cout << "Returning 100." << endl; return Errors == true?100:0; }