// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: packagemanager.cc,v 1.12 1999/01/31 06:24:46 jgg Exp $
+// $Id: packagemanager.cc,v 1.21 1999/09/30 06:30:34 jgg Exp $
/* ######################################################################
Package Manager - Abstacts the package manager
for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
{
PkgIterator Pkg(Cache,*I);
-
+ FileNames[Pkg->ID] = string();
+
// Skip packages to erase
if (Cache[Pkg].Delete() == true)
continue;
// Skip Packages that need configure only.
- if (Pkg.State() == pkgCache::PkgIterator::NeedsConfigure)
+ if (Pkg.State() == pkgCache::PkgIterator::NeedsConfigure &&
+ Cache[Pkg].Keep() == true)
continue;
-
+
+ // Skip already processed packages
+ if (List->IsNow(Pkg) == false)
+ continue;
+
new pkgAcqArchive(Owner,Sources,Recs,Cache[Pkg].InstVerIter(Cache),
FileNames[Pkg->ID]);
}
/* This is called to correct the installation when packages could not
be downloaded. */
bool pkgPackageManager::FixMissing()
-{
+{
pkgProblemResolver Resolve(Cache);
+ List->SetFileList(FileNames);
+ bool Bad = false;
for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
{
- if (Cache[I].Keep() == true)
- continue;
- if (FileNames[I->ID].empty() == false || Cache[I].Delete() == true)
+ if (List->IsMissing(I) == false)
continue;
+
+ // Okay, this file is missing and we need it. Mark it for keep
+ Bad = true;
Cache.MarkKeep(I);
}
+
+ // We have to empty the list otherwise it will not have the new changes
+ delete List;
+ List = 0;
+
+ if (Bad == false)
+ return true;
// Now downgrade everything that is broken
return Resolve.ResolveByKeep() == true && Cache.BrokenCount() == 0;
going to change. */
bool pkgPackageManager::CreateOrderList()
{
+ if (List != 0)
+ return true;
+
delete List;
List = new pkgOrderList(Cache);
// Generate the list of affected packages and sort it
for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
{
- // Mark the package for immediate configuration
- if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential &&
+ // Mark the package and its dependends for immediate configuration
+ if (((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential ||
+ (I->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important) &&
NoImmConfigure == false)
{
List->Flag(I,pkgOrderList::Immediate);
// Not interesting
if ((Cache[I].Keep() == true ||
Cache[I].InstVerIter(Cache) == I.CurrentVer()) &&
- I.State() == pkgCache::PkgIterator::NeedsNothing)
+ I.State() == pkgCache::PkgIterator::NeedsNothing &&
+ (I.Purge() != false || Cache[I].Mode != pkgDepCache::ModeDelete ||
+ (Cache[I].iFlags & pkgDepCache::Purge) != pkgDepCache::Purge))
continue;
// Append it to the list
- List->push_back(I);
-
- if ((I->Flags & pkgCache::Flag::ImmediateConf) == pkgCache::Flag::ImmediateConf)
- List->Flag(I,pkgOrderList::Immediate);
+ List->push_back(I);
}
return true;
// Woops, it will not be re-installed!
if (List->IsFlag(Pkg,pkgOrderList::InList) == false)
return false;
+
+ // Essential packages get special treatment
+ if ((Pkg->Flags & pkgCache::Flag::Essential) != 0)
+ {
+ if (_config->FindB("APT::Force-LoopBreak",false) == false)
+ return _error->Error("This installation run will require temporarily "
+ "removing the essential package %s due to a "
+ "Conflicts/Pre-Depends loop. This is often bad, "
+ "but if you really want to do it, activate the "
+ "APT::Force-LoopBreak option.",Pkg.Name());
+ }
bool Res = SmartRemove(Pkg);
if (Cache[Pkg].Delete() == false)
return true;
List->Flag(Pkg,pkgOrderList::Configured,pkgOrderList::States);
- return Remove(Pkg);
+ return Remove(Pkg,(Cache[Pkg].iFlags & pkgDepCache::Purge) == pkgDepCache::Purge);
}
/*}}}*/
// PM::SmartUnPack - Install helper /*{{{*/
/* See if this packages install version has any predependencies
that are not met by 'now' packages. */
for (DepIterator D = Cache[Pkg].InstVerIter(Cache).DependsList();
- D.end() == false; D++)
+ D.end() == false; )
{
- if (D->Type == pkgCache::Dep::PreDepends)
+ // Compute a single dependency element (glob or)
+ pkgCache::DepIterator Start;
+ pkgCache::DepIterator End;
+ D.GlobOr(Start,End);
+
+ while (End->Type == pkgCache::Dep::PreDepends)
{
// Look for possible ok targets.
- Version **VList = D.AllTargets();
+ Version **VList = Start.AllTargets();
bool Bad = true;
for (Version **I = VList; *I != 0 && Bad == true; I++)
{
}
delete [] VList;
-
- if (Bad == true)
- return _error->Error("Internal Error, Couldn't configure a pre-depend");
- continue;
+ /* If this or element did not match then continue on to the
+ next or element until a matching element is found*/
+ if (Bad == true)
+ {
+ if (Start == End)
+ return _error->Error("Internal Error, Couldn't configure a pre-depend");
+ Start++;
+ }
+ else
+ break;
}
- if (D->Type == pkgCache::Dep::Conflicts)
+ if (End->Type == pkgCache::Dep::Conflicts)
{
/* Look for conflicts. Two packages that are both in the install
state cannot conflict so we don't check.. */
- Version **VList = D.AllTargets();
+ Version **VList = End.AllTargets();
for (Version **I = VList; *I != 0; I++)
{
VerIterator Ver(Cache,*I);
// PM::OrderInstall - Installation ordering routine /*{{{*/
// ---------------------------------------------------------------------
/* */
-bool pkgPackageManager::OrderInstall()
+pkgPackageManager::OrderResult pkgPackageManager::OrderInstall()
{
if (CreateOrderList() == false)
- return false;
+ return Failed;
+
+ Reset();
if (Debug == true)
clog << "Begining to order" << endl;
-
- if (List->OrderUnpack() == false)
- return _error->Error("Internal ordering error");
+ if (List->OrderUnpack(FileNames) == false)
+ {
+ _error->Error("Internal ordering error");
+ return Failed;
+ }
+
if (Debug == true)
clog << "Done ordering" << endl;
+ bool DoneSomething = false;
for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
{
PkgIterator Pkg(Cache,*I);
+
+ if (List->IsNow(Pkg) == false)
+ {
+ if (Debug == true)
+ clog << "Skipping already done " << Pkg.Name() << endl;
+ continue;
+ }
+
+ if (List->IsMissing(Pkg) == true)
+ {
+ if (Debug == true)
+ clog << "Sequence completed at" << Pkg.Name() << endl;
+ if (DoneSomething == false)
+ {
+ _error->Error("Internal Error, ordering was unable to handle the media swap");
+ return Failed;
+ }
+ return Incomplete;
+ }
// Sanity check
if (Cache[Pkg].Keep() == true && Pkg.State() == pkgCache::PkgIterator::NeedsNothing)
- return _error->Error("Internal Error, trying to manipulate a kept package");
+ {
+ _error->Error("Internal Error, trying to manipulate a kept package");
+ return Failed;
+ }
// Perform a delete or an install
if (Cache[Pkg].Delete() == true)
{
if (SmartRemove(Pkg) == false)
- return false;
+ return Failed;
}
else
if (SmartUnPack(Pkg) == false)
- return false;
+ return Failed;
+ DoneSomething = true;
}
// Final run through the configure phase
if (ConfigureAll() == false)
- return false;
+ return Failed;
// Sanity check
for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+ {
if (List->IsFlag(*I,pkgOrderList::Configured) == false)
- return _error->Error("Internal error, packages left unconfigured. %s",
- PkgIterator(Cache,*I).Name());
-
- return true;
+ {
+ _error->Error("Internal error, packages left unconfigured. %s",
+ PkgIterator(Cache,*I).Name());
+ return Failed;
+ }
+ }
+
+ return Completed;
}
/*}}}*/
// PM::DoInstall - Does the installation /*{{{*/
// ---------------------------------------------------------------------
/* This uses the filenames in FileNames and the information in the
DepCache to perform the installation of packages.*/
-bool pkgPackageManager::DoInstall()
+pkgPackageManager::OrderResult pkgPackageManager::DoInstall()
{
- return OrderInstall() && Go();
+ OrderResult Res = OrderInstall();
+ if (Res != Failed)
+ if (Go() == false)
+ return Failed;
+ return Res;
}
/*}}}*/
projects / apt.git / blobdiff