// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: apt-get.cc,v 1.19 1998/11/24 02:35:32 jgg Exp $
+// $Id: apt-get.cc,v 1.69 1999/07/10 04:58:42 jgg Exp $
/* ######################################################################
apt-get - Cover for dpkg
#include <apt-pkg/init.h>
#include <apt-pkg/depcache.h>
#include <apt-pkg/sourcelist.h>
-#include <apt-pkg/pkgcachegen.h>
#include <apt-pkg/algorithms.h>
#include <apt-pkg/acquire-item.h>
#include <apt-pkg/dpkgpm.h>
-#include <apt-pkg/dpkginit.h>
-#include <strutl.h>
+#include <apt-pkg/strutl.h>
+#include <apt-pkg/clean.h>
+#include <apt-pkg/srcrecords.h>
+#include <apt-pkg/version.h>
+#include <apt-pkg/cachefile.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>
+#include <errno.h>
+#include <sys/wait.h>
/*}}}*/
ostream c0out;
{
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;
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)
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);
}
/*}}}*/
// 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 /*{{{*/
// 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.");
-
- 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");
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(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);
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->DelCount() == 0 && Cache->InstCount() == 0 &&
Cache->BadCount() == 0)
- return true;
+ return true;
// Run the simulator ..
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
pkgRecords Recs(Cache);
-
+ if (_error->PendingError() == 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");
}
// 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
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;
+ 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);
- }
-
- // Run it
- if (Fetcher.Run() == false)
- return false;
+ // 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");
+ }
- // Print out errors
- bool Failed = false;
- for (pkgAcquire::Item **I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
+ if (Essential == true && Saftey == true)
{
- if ((*I)->Status == pkgAcquire::Item::StatDone &&
- (*I)->Complete == true)
- continue;
-
- cerr << "Failed to fetch " << (*I)->Describe() << endl;
- cerr << " " << (*I)->ErrorText << endl;
- Failed = 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);
+ }
+ }
+ }
}
- if (Failed == true && _config->FindB("APT::Fix-Missing",false) == false)
- return _error->Error("Unable to fetch some archives, maybe try with --fix-missing?");
-
- // Try to deal with missing package files
- if (PM.FixMissing() == false)
+ // Just print out the uris an exit if the --print-uris flag was used
+ if (_config->FindB("APT::Get::Print-URIs") == true)
{
- cerr << "Unable to correct missing packages." << endl;
- return _error->Error("Aborting Install.");
+ 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;
}
- Cache.Lock.Close();
- return PM.DoInstall();
+ // Run it
+ while (1)
+ {
+ if (_config->FindB("APT::Get::No-Download",false) == false)
+ if( Fetcher.Run() == pkgAcquire::Failed)
+ 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;
+
+ (*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;
+ }
+
+ if (_config->FindB("APT::Get::Download-Only",false) == true)
+ {
+ if (Failed == true && _config->FindB("APT::Get::Fix-Missing",false) == false)
+ return _error->Error("Some files failed to download");
+ return true;
+ }
+
+ 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;
+ }
}
/*}}}*/
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");
}
}
// Run it
- if (Fetcher.Run() == false)
+ if (Fetcher.Run() == pkgAcquire::Failed)
return false;
// Clean out any old list files
bool DoUpgrade(CommandLine &CmdL)
{
CacheFile Cache;
- if (Cache.Open() == false)
+ if (Cache.Open() == false || Cache.CheckDeps() == false)
return false;
// Do the upgrade
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);
// 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
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;
}
if (Remove == true)
{
Fix.Remove(Pkg);
- Cache->MarkDelete(Pkg);
+ Cache->MarkDelete(Pkg,_config->FindB("APT::Get::Purge",false));
continue;
}
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)
bool DoDistUpgrade(CommandLine &CmdL)
{
CacheFile Cache;
- if (Cache.Open() == false)
+ if (Cache.Open() == false || Cache.CheckDeps() == false)
return false;
c0out << "Calculating Upgrade... " << flush;
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
/* 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.
// Remove packages
if (I->SelectedState == pkgCache::State::DeInstall ||
I->SelectedState == pkgCache::State::Purge)
- Cache->MarkDelete(I);
+ Cache->MarkDelete(I,I->SelectedState == pkgCache::State::Purge);
+ }
+
+ /* 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");
+ }
}
- /* Use updates smart upgrade to do the rest, it will automatically
- ignore held items */
+ // 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;
+
+ 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
{
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<pkgSrcRecords::File> Lst;
+ if (Last->Jump(Offset) == false || Last->Files(Lst) == false)
+ return false;
+
+ // Load them into the fetcher
+ for (vector<pkgSrcRecords::File>::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()
+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 << " 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;
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;
}
/*}}}*/
_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},
+ {'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},
{'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,"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},
{'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},
+ {"source",&DoSource},
+ {"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