// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: apt-get.cc,v 1.17 1998/11/23 01:45:59 jgg Exp $
+// $Id: apt-get.cc,v 1.47 1999/03/27 03:02:39 jgg Exp $
/* ######################################################################
apt-get - Cover for dpkg
#include <apt-pkg/algorithms.h>
#include <apt-pkg/acquire-item.h>
#include <apt-pkg/dpkgpm.h>
-#include <strutl.h>
+#include <apt-pkg/dpkginit.h>
+#include <apt-pkg/strutl.h>
+#include <apt-pkg/clean.h>
#include <config.h>
#include <fstream.h>
#include <termios.h>
#include <sys/ioctl.h>
+#include <sys/stat.h>
+#include <sys/vfs.h>
#include <signal.h>
+#include <unistd.h>
#include <stdio.h>
/*}}}*/
{
if (_config->FindB("APT::Get::Assume-Yes",false) == true)
{
- c2out << 'Y' << endl;
+ c1out << 'Y' << endl;
return true;
}
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
a two space indent line wraped to the current screen width. */
-void ShowList(ostream &out,string Title,string List)
+bool ShowList(ostream &out,string Title,string List)
{
if (List.empty() == true)
- return;
+ return true;
// Acount for the leading space
int ScreenWidth = ::ScreenWidth - 3;
out << " " << string(List,Start,End - Start) << endl;
Start = End + 1;
}
+ return false;
}
/*}}}*/
// ShowBroken - Debugging aide /*{{{*/
pkgCache::DepIterator Start;
pkgCache::DepIterator End;
D.GlobOr(Start,End);
-
+
if (Cache.IsImportantDep(End) == false ||
(Cache[End] & pkgDepCache::DepGInstall) == pkgDepCache::DepGInstall)
continue;
for (;I.end() != true; I++)
if (Dep[I].Delete() == true)
List += string(I.Name()) + " ";
+
ShowList(out,"The following packages will be REMOVED:",List);
}
/*}}}*/
// ShowHold - Show held but changed packages /*{{{*/
// ---------------------------------------------------------------------
/* */
-void ShowHold(ostream &out,pkgDepCache &Dep)
+bool ShowHold(ostream &out,pkgDepCache &Dep)
{
pkgCache::PkgIterator I = Dep.PkgBegin();
string List;
List += string(I.Name()) + " ";
}
- ShowList(out,"The following held packages will be changed:",List);
+ return ShowList(out,"The following held packages will be changed:",List);
}
/*}}}*/
// ShowEssential - Show an essential package warning /*{{{*/
/* This prints out a warning message that is not to be ignored. It shows
all essential packages and their dependents that are to be removed.
It is insanely risky to remove the dependents of an essential package! */
-void ShowEssential(ostream &out,pkgDepCache &Dep)
+bool ShowEssential(ostream &out,pkgDepCache &Dep)
{
pkgCache::PkgIterator I = Dep.PkgBegin();
string List;
}
}
+ delete [] Added;
if (List.empty() == false)
out << "WARNING: The following essential packages will be removed" << endl;
- ShowList(out,"This should NOT be done unless you know exactly what you are doing!",List);
-
- delete [] Added;
+ return ShowList(out,"This should NOT be done unless you know exactly what you are doing!",List);
}
/*}}}*/
// Stats - Show some statistics /*{{{*/
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();
+ bool Open(bool AllowBroken = false);
CacheFile() : File(0), Map(0), Cache(0) {};
~CacheFile()
{
// ---------------------------------------------------------------------
/* This routine generates the caches and then opens the dependency cache
and verifies that the system is OK. */
-bool CacheFile::Open()
+bool CacheFile::Open(bool AllowBroken)
{
+ if (_error->PendingError() == true)
+ return false;
+
// Create a progress class
OpTextProgress Progress(*_config);
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();
return false;
// Nothing is broken
- if (Cache->BrokenCount() == 0)
+ if (Cache->BrokenCount() == 0 || AllowBroken == true)
return true;
// Attempt to fix broken things
// ---------------------------------------------------------------------
/* This displays the informative messages describing what is going to
happen and then calls the download routines */
-bool InstallPackages(pkgDepCache &Cache,bool ShwKept,bool Ask = true)
+bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,bool Saftey = true)
{
+ bool Fail = false;
+ bool Essential = false;
+
// Show all the various warning indicators
ShowDel(c1out,Cache);
ShowNew(c1out,Cache);
if (ShwKept == true)
ShowKept(c1out,Cache);
- ShowHold(c1out,Cache);
+ Fail |= !ShowHold(c1out,Cache);
if (_config->FindB("APT::Get::Show-Upgraded",false) == true)
ShowUpgraded(c1out,Cache);
- ShowEssential(c1out,Cache);
+ Essential = !ShowEssential(c1out,Cache);
+ Fail |= Essential;
Stats(c1out,Cache);
// Sanity check
- if (Cache.BrokenCount() != 0)
+ if (Cache->BrokenCount() != 0)
{
ShowBroken(c1out,Cache);
return _error->Error("Internal Error, InstallPackages was called with broken packages!");
}
- if (Cache.DelCount() == 0 && Cache.InstCount() == 0 &&
- Cache.BadCount() == 0)
- return true;
+ if (Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
+ Cache->BadCount() == 0)
+ return true;
// Run the simulator ..
if (_config->FindB("APT::Get::Simulate") == true)
// Create the text record parser
pkgRecords Recs(Cache);
+ if (_error->PendingError() == true)
+ return false;
+
+ // Lock the archive directory
+ if (_config->FindB("Debug::NoLocking",false) == false)
+ {
+ FileFd Lock(GetLock(_config->FindDir("Dir::Cache::Archives") + "lock"));
+ if (_error->PendingError() == true)
+ return _error->Error("Unable to lock the download directory");
+ }
// Create the download object
AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));
// 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())
+ 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
c1out << "Need to get ";
if (DebBytes != FetchBytes)
- c1out << SizeToStr(FetchBytes) << '/' << SizeToStr(DebBytes);
+ c1out << SizeToStr(FetchBytes) << "b/" << SizeToStr(DebBytes) << 'b';
else
- c1out << SizeToStr(DebBytes);
+ c1out << SizeToStr(DebBytes) << 'b';
c1out << " of archives. After unpacking ";
// Size delta
- if (Cache.UsrSize() >= 0)
- c1out << SizeToStr(Cache.UsrSize()) << " will be used." << endl;
+ if (Cache->UsrSize() >= 0)
+ c1out << SizeToStr(Cache->UsrSize()) << "b will be used." << endl;
else
- c1out << SizeToStr(-1*Cache.UsrSize()) << " will be freed." << endl;
+ c1out << SizeToStr(-1*Cache->UsrSize()) << "b will be freed." << endl;
if (_error->PendingError() == true)
return false;
- // 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)
- exit(1);
- }
+ // Fail safe check
+ if (_config->FindI("quiet",0) >= 2 ||
+ _config->FindB("APT::Get::Assume-Yes",false) == true)
+ {
+ if (Fail == true && _config->FindB("APT::Get::Force-Yes",false) == false)
+ return _error->Error("There are problems and -y was used without --force-yes");
+ }
+ if (Essential == true && Saftey == true)
+ {
+ c2out << "You are about to do something potentially harmful" << endl;
+ c2out << "To continue type in the phrase 'Yes, I understand this is bad'" << endl;
+ c2out << " ?] " << flush;
+ if (AnalPrompt("Yes, I understand this is bad") == false)
+ {
+ c2out << "Abort." << endl;
+ exit(1);
+ }
+ }
+ else
+ {
+ // 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)
+ {
+ c2out << "Abort." << endl;
+ exit(1);
+ }
+ }
+ }
+ }
+
+ 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++)
{
if ((*I)->Status == pkgAcquire::Item::StatDone &&
(*I)->Complete == true)
continue;
+ if ((*I)->Status == pkgAcquire::Item::StatIdle)
+ {
+ Transient = true;
+ 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::Fix-Missing",false) == false)
+ 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?");
-
+ }
+
// Try to deal with missing package files
-/* if (PM.FixMissing() == false)
+ if (PM.FixMissing() == false)
{
cerr << "Unable to correct missing packages." << endl;
return _error->Error("Aborting Install.");
- }*/
+ }
+ Cache.Lock.Close();
return PM.DoInstall();
}
/*}}}*/
if (List.ReadMainList() == false)
return false;
+ // Lock the list directory
+ if (_config->FindB("Debug::NoLocking",false) == false)
+ {
+ FileFd Lock(GetLock(_config->FindDir("Dir::State::Lists") + "lock"));
+ if (_error->PendingError() == true)
+ return _error->Error("Unable to lock the list directory");
+ }
+
// Create the download object
AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));
pkgAcquire Fetcher(&Stat);
bool DoInstall(CommandLine &CmdL)
{
CacheFile Cache;
- if (Cache.Open() == false)
+ if (Cache.Open(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);
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;
}
c1out << "Package " << S << " has no available version, but exists in the database." << endl;
c1out << "This typically means that the package was mentioned in a dependency and " << endl;
c1out << "never uploaded, or that it is an obsolete package." << endl;
+
+ string List;
+ pkgCache::DepIterator Dep = Pkg.RevDependsList();
+ for (; Dep.end() == false; Dep++)
+ {
+ if (Dep->Type != pkgCache::Dep::Replaces)
+ continue;
+ List += string(Dep.ParentPkg().Name()) + " ";
+ }
+ ShowList(c1out,"However the following packages replace it:",List);
}
return _error->Error("Package %s has no installation candidate",S);
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 using -f.");
+ }
+
// Call the scored problem resolver
Fix.InstallProtect();
if (Fix.Resolve(true) == false)
/* 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.
Cache->MarkDelete(I);
}
- /* 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);
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;
+ };
+};
+
+bool DoAutoClean(CommandLine &CmdL)
+{
+ CacheFile Cache;
+ if (Cache.Open(true) == 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
// ShowHelp - Show a help screen /*{{{*/
// ---------------------------------------------------------------------
/* */
-int ShowHelp()
+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;
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;
cout << " -u Show a list of upgraded packages as well" << 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 << "See the apt-get(8), sources.list(5) and apt.conf(5) manual" << endl;
cout << "pages for more information." << endl;
return 100;
}
_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);
}
/*}}}*/
// SigWinch - Window size change signal handler /*{{{*/
{
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},
{'m',"ignore-missing","APT::Get::Fix-Missing",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,"no-upgrade","APT::Get::no-upgrade",0},
+ {0,"force-yes","APT::Get::force-yes",0},
+ {0,"print-uris","APT::Get::Print-URIs",0},
{'c',"config-file",0,CommandLine::ConfigFile},
{'o',"option",0,CommandLine::ArbItem},
{0,0,0,0}};
+ CommandLine::Dispatch Cmds[] = {{"update",&DoUpdate},
+ {"upgrade",&DoUpgrade},
+ {"install",&DoInstall},
+ {"remove",&DoInstall},
+ {"dist-upgrade",&DoDistUpgrade},
+ {"dselect-upgrade",&DoDSelectUpgrade},
+ {"clean",&DoClean},
+ {"autoclean",&DoAutoClean},
+ {"check",&DoCheck},
+ {"help",&ShowHelp},
+ {0,0}};
// Parse the command line and initialize the package library
CommandLine CmdL(Args,_config);
// See if the help should be shown
if (_config->FindB("help") == true ||
+ _config->FindB("version") == true ||
CmdL.FileSize() == 0)
- return ShowHelp();
+ 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());
SigWinch(0);
// Match the operation
- struct
- {
- const char *Match;
- bool (*Handler)(CommandLine &);
- } Map[] = {{"update",&DoUpdate},
- {"upgrade",&DoUpgrade},
- {"install",&DoInstall},
- {"remove",&DoInstall},
- {"dist-upgrade",&DoDistUpgrade},
- {"dselect-upgrade",&DoDSelectUpgrade},
- {"clean",&DoClean},
- {"check",&DoCheck},
- {0,0}};
- int I;
- for (I = 0; Map[I].Match != 0; I++)
- {
- if (strcmp(CmdL.FileList[0],Map[I].Match) == 0)
- {
- if (Map[I].Handler(CmdL) == false && _error->PendingError() == false)
- _error->Error("Handler silently failed");
- break;
- }
- }
-
- // No matching name
- if (Map[I].Match == 0)
- _error->Error("Invalid operation %s", CmdL.FileList[0]);
+ CmdL.DispatchArg(Cmds);
// Print any errors or warnings found during parsing
if (_error->empty() == false)
{
bool Errors = _error->PendingError();
_error->DumpErrors();
- if (Errors == true)
- cout << "Returning 100." << endl;
return Errors == true?100:0;
}
projects / apt.git / blobdiff