// -*- mode: cpp; mode: fold -*-
// Description /*{{{*/
-// $Id: packagemanager.cc,v 1.5 1998/11/13 04:23:30 jgg Exp $
+// $Id: packagemanager.cc,v 1.18 1999/07/10 04:58:42 jgg Exp $
/* ######################################################################
Package Manager - Abstacts the package manager
#include <apt-pkg/error.h>
#include <apt-pkg/version.h>
#include <apt-pkg/acquire-item.h>
+#include <apt-pkg/algorithms.h>
+#include <apt-pkg/configuration.h>
/*}}}*/
// PM::PackageManager - Constructor /*{{{*/
{
FileNames = new string[Cache.Head().PackageCount];
List = 0;
+ Debug = _config->FindB("Debug::pkgPackageManager",false);
}
/*}}}*/
// PM::PackageManager - Destructor /*{{{*/
bool pkgPackageManager::GetArchives(pkgAcquire *Owner,pkgSourceList *Sources,
pkgRecords *Recs)
{
- pkgCache::PkgIterator I = Cache.PkgBegin();
- for (;I.end() != true; I++)
- {
- // Not interesting
- if ((Cache[I].InstallVer == (pkgCache::Version *)I.CurrentVer() &&
- I.State() != pkgCache::PkgIterator::NeedsUnpack) ||
- Cache[I].Delete() == true)
- continue;
+ if (CreateOrderList() == false)
+ return false;
+
+ if (List->OrderUnpack() == false)
+ return _error->Error("Internal ordering error");
+
+ for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+ {
+ PkgIterator Pkg(Cache,*I);
+ FileNames[Pkg->ID] = string();
- new pkgAcqArchive(Owner,Sources,Recs,Cache[I].InstVerIter(Cache));
+ // Skip packages to erase
+ if (Cache[Pkg].Delete() == true)
+ continue;
+
+ // Skip Packages that need configure only.
+ 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]);
}
+
return true;
}
/*}}}*/
be downloaded. */
bool pkgPackageManager::FixMissing()
{
- unsigned char *Touch = new unsigned char[Cache.Head().PackageCount];
+ pkgProblemResolver Resolve(Cache);
+ List->SetFileList(FileNames);
+
+ bool Bad = false;
for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
{
- // Create the status list that ResolveConflicts needs
- if ((Cache[I].DepState & pkgDepCache::DepNowMin) == pkgDepCache::DepNowMin)
- Touch[I->ID] = (1 << 0) | (1 << 1);
- else
- Touch[I->ID] = 1 << 1;
-
- 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);
}
+ if (Bad == false)
+ return true;
+
// Now downgrade everything that is broken
-// Cache.ResolveConflicts(Touch);
- delete [] Touch;
-
- return Cache.BrokenCount() == 0;
+ return Resolve.ResolveByKeep() == true && Cache.BrokenCount() == 0;
}
/*}}}*/
+// PM::CreateOrderList - Create the ordering class /*{{{*/
+// ---------------------------------------------------------------------
+/* This populates the ordering list with all the packages that are
+ going to change. */
+bool pkgPackageManager::CreateOrderList()
+{
+ if (List != 0)
+ return true;
+
+ delete List;
+ List = new pkgOrderList(Cache);
+
+ bool NoImmConfigure = _config->FindB("APT::Immediate-Configure",false);
+
+ // Generate the list of affected packages and sort it
+ for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
+ {
+ // 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);
+
+ // Look for other packages to make immediate configurea
+ if (Cache[I].InstallVer != 0)
+ for (DepIterator D = Cache[I].InstVerIter(Cache).DependsList();
+ D.end() == false; D++)
+ if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
+ List->Flag(D.TargetPkg(),pkgOrderList::Immediate);
+
+ // And again with the current version.
+ if (I->CurrentVer != 0)
+ for (DepIterator D = I.CurrentVer().DependsList();
+ D.end() == false; D++)
+ if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
+ List->Flag(D.TargetPkg(),pkgOrderList::Immediate);
+ }
+
+ // Not interesting
+ if ((Cache[I].Keep() == true ||
+ Cache[I].InstVerIter(Cache) == I.CurrentVer()) &&
+ 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);
+ }
+
+ return true;
+}
+ /*}}}*/
// PM::DepAlwaysTrue - Returns true if this dep is irrelevent /*{{{*/
// ---------------------------------------------------------------------
/* The restriction on provides is to eliminate the case when provides
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 /*{{{*/
return _error->Error("Internal Error, Could not perform immediate configuraton");
return true;
}
-
+
/* See if this packages install version has any predependencies
that are not met by 'now' packages. */
for (DepIterator D = Cache[Pkg].InstVerIter(Cache).DependsList();
// PM::OrderInstall - Installation ordering routine /*{{{*/
// ---------------------------------------------------------------------
/* */
-bool pkgPackageManager::OrderInstall()
+pkgPackageManager::OrderResult pkgPackageManager::OrderInstall()
{
- delete List;
- List = new pkgOrderList(Cache);
+ if (CreateOrderList() == false)
+ return Failed;
+
+ Reset();
- // Generate the list of affected packages and sort it
- for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
+ if (Debug == true)
+ clog << "Begining to order" << endl;
+
+ if (List->OrderUnpack(FileNames) == false)
{
- // Consider all depends
- if ((I->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
- {
- List->Flag(I,pkgOrderList::Immediate);
- if (Cache[I].InstallVer != 0)
- for (DepIterator D = Cache[I].InstVerIter(Cache).DependsList();
- D.end() == false; D++)
- if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
- List->Flag(D.TargetPkg(),pkgOrderList::Immediate);
- if (I->CurrentVer != 0)
- for (DepIterator D = I.CurrentVer().DependsList();
- D.end() == false; D++)
- if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
- List->Flag(D.TargetPkg(),pkgOrderList::Immediate);
- }
-
- // Not interesting
- if ((Cache[I].Keep() == true ||
- Cache[I].InstVerIter(Cache) == I.CurrentVer()) &&
- I.State() == pkgCache::PkgIterator::NeedsNothing)
- continue;
-
- // Append it to the list
- List->push_back(I);
-
- if ((I->Flags & pkgCache::Flag::ImmediateConf) == pkgCache::Flag::ImmediateConf)
- List->Flag(I,pkgOrderList::Immediate);
+ _error->Error("Internal ordering error");
+ return Failed;
}
- if (List->OrderUnpack() == false)
- return _error->Error("Internal ordering error");
+ 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