##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include<config.h>
+
#include <apt-pkg/packagemanager.h>
#include <apt-pkg/orderlist.h>
#include <apt-pkg/depcache.h>
#include <apt-pkg/algorithms.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/sptr.h>
-
-#include <apti18n.h>
+
+#include <apti18n.h>
#include <iostream>
-#include <fcntl.h>
+#include <fcntl.h>
/*}}}*/
using namespace std;
+bool pkgPackageManager::SigINTStop = false;
+
// PM::PackageManager - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
if (ordering == false)
return _error->Error("Internal ordering error");
- for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+ for (pkgOrderList::iterator I = List->begin(); I != List->end(); ++I)
{
PkgIterator Pkg(Cache,*I);
FileNames[Pkg->ID] = string();
List->SetFileList(FileNames);
bool Bad = false;
- for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
+ for (PkgIterator I = Cache.PkgBegin(); I.end() == false; ++I)
{
if (List->IsMissing(I) == false)
continue;
D = I.CurrentVer().DependsList();
}
- for ( /* nothing */ ; D.end() == false; D++)
+ for ( /* nothing */ ; D.end() == false; ++D)
if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
{
if(!List->IsFlag(D.TargetPkg(), pkgOrderList::Immediate))
delete List;
List = new pkgOrderList(&Cache);
- static bool const NoImmConfigure = !_config->FindB("APT::Immediate-Configure",true);
- ImmConfigureAll = _config->FindB("APT::Immediate-Configure-All",true);
+ NoImmConfigure = !_config->FindB("APT::Immediate-Configure",true);
+ ImmConfigureAll = _config->FindB("APT::Immediate-Configure-All",false);
if (Debug && ImmConfigureAll)
clog << "CreateOrderList(): Adding Immediate flag for all packages because of APT::Immediate-Configure-All" << endl;
// Generate the list of affected packages and sort it
- for (PkgIterator I = Cache.PkgBegin(); I.end() == false; I++)
+ for (PkgIterator I = Cache.PkgBegin(); I.end() == false; ++I)
{
// Ignore no-version packages
if (I->VersionList == 0)
List->Flag(I,pkgOrderList::Immediate);
if (!ImmConfigureAll) {
- continue;
-
// Look for other install packages to make immediate configurea
ImmediateAdd(I, true);
-
+
// And again with the current version.
ImmediateAdd(I, false);
}
bool pkgPackageManager::CheckRConflicts(PkgIterator Pkg,DepIterator D,
const char *Ver)
{
- for (;D.end() == false; D++)
+ for (;D.end() == false; ++D)
{
if (D->Type != pkgCache::Dep::Conflicts &&
D->Type != pkgCache::Dep::Obsoletes)
// PM::ConfigureAll - Run the all out configuration /*{{{*/
// ---------------------------------------------------------------------
/* This configures every package. It is assumed they are all unpacked and
- that the final configuration is valid. */
+ that the final configuration is valid. This is also used to catch packages
+ that have not been configured when using ImmConfigureAll */
bool pkgPackageManager::ConfigureAll()
{
pkgOrderList OList(&Cache);
// Populate the order list
- for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+ for (pkgOrderList::iterator I = List->begin(); I != List->end(); ++I)
if (List->IsFlag(pkgCache::PkgIterator(Cache,*I),
pkgOrderList::UnPacked) == true)
OList.push_back(*I);
bool const ConfigurePkgs = (conf == "all");
// Perform the configuring
- for (pkgOrderList::iterator I = OList.begin(); I != OList.end(); I++)
+ for (pkgOrderList::iterator I = OList.begin(); I != OList.end(); ++I)
{
PkgIterator Pkg(Cache,*I);
+
+ /* Check if the package has been configured, this can happen if SmartConfigure
+ calls its self */
+ if (List->IsFlag(Pkg,pkgOrderList::Configured)) continue;
- if (ConfigurePkgs == true && VerifyAndConfigure(Pkg,OList) == false)
+ if (ConfigurePkgs == true && SmartConfigure(Pkg, 0) == false) {
+ if (ImmConfigureAll)
+ _error->Error(_("Could not perform immediate configuration on '%s'. "
+ "Please see man 5 apt.conf under APT::Immediate-Configure for details. (%d)"),Pkg.Name(),1);
+ else
+ _error->Error("Internal error, packages left unconfigured. %s",Pkg.Name());
return false;
+ }
List->Flag(Pkg,pkgOrderList::Configured,pkgOrderList::States);
}
/*}}}*/
// PM::SmartConfigure - Perform immediate configuration of the pkg /*{{{*/
// ---------------------------------------------------------------------
-/* This routine scheduals the configuration of the given package and all
- of it's dependents. */
-bool pkgPackageManager::SmartConfigure(PkgIterator Pkg)
+/* This function tries to put the system in a state where Pkg can be configured.
+ This involves checking each of Pkg's dependanies and unpacking and
+ configuring packages where needed.
+
+ Note on failure: This method can fail, without causing any problems.
+ This can happen when using Immediate-Configure-All, SmartUnPack may call
+ SmartConfigure, it may fail because of a complex dependancy situation, but
+ a error will only be reported if ConfigureAll fails. This is why some of the
+ messages this function reports on failure (return false;) as just warnings
+ only shown when debuging*/
+bool pkgPackageManager::SmartConfigure(PkgIterator Pkg, int const Depth)
{
- if (Debug == true)
- clog << "SmartConfigure " << Pkg.Name() << endl;
-
- pkgOrderList OList(&Cache);
-
- if (DepAdd(OList,Pkg) == false)
- return false;
-
- static std::string const conf = _config->Find("PackageManager::Configure","all");
- static bool const ConfigurePkgs = (conf == "all" || conf == "smart");
-
- if (ConfigurePkgs == true)
- if (OList.OrderConfigure() == false)
- return false;
-
- // Perform the configuring
- for (pkgOrderList::iterator I = OList.begin(); I != OList.end(); I++)
- {
- PkgIterator Pkg(Cache,*I);
-
- if (ConfigurePkgs == true && VerifyAndConfigure(Pkg,OList) == false)
- return false;
-
- List->Flag(Pkg,pkgOrderList::Configured,pkgOrderList::States);
+ // If this is true, only check and correct and dependancies without the Loop flag
+ bool PkgLoop = List->IsFlag(Pkg,pkgOrderList::Loop);
+
+ if (Debug) {
+ VerIterator InstallVer = VerIterator(Cache,Cache[Pkg].InstallVer);
+ clog << OutputInDepth(Depth) << "SmartConfigure " << Pkg.Name() << " (" << InstallVer.VerStr() << ")";
+ if (PkgLoop)
+ clog << " (Only Correct Dependancies)";
+ clog << endl;
}
- if (Cache[Pkg].InstVerIter(Cache)->MultiArch == pkgCache::Version::Same)
- for (PkgIterator P = Pkg.Group().PackageList();
- P.end() == false; P = Pkg.Group().NextPkg(P))
- {
- if (Pkg == P || List->IsFlag(P,pkgOrderList::Configured) == true ||
- Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
- (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
- continue;
- SmartConfigure(P);
- }
-
- // Sanity Check
- if (List->IsFlag(Pkg,pkgOrderList::Configured) == false)
- return _error->Error(_("Could not perform immediate configuration on '%s'. "
- "Please see man 5 apt.conf under APT::Immediate-Configure for details. (%d)"),Pkg.Name(),1);
-
- return true;
-}
-
-// PM::VerifyConfigure - Check configuration of dependancies /*{{{*/
-// ---------------------------------------------------------------------
-/* This routine checks that all a packages dependancies have been
- configured, before it is going to be configured. If this gives a warning
- on a virtual package, it means that the package thats providing it is not
- configured*/
-bool pkgPackageManager::VerifyConfigure(PkgIterator Pkg, pkgOrderList &OList)
-{
- // If this is true at the end, then the package should not be configured
- bool error=true;
- // This holds the the OR status of the previous dependancy
- bool previousOr=false;
-
- // First iterate through the dependancies of Pkg
- for (DepIterator D = Cache[Pkg].InstVerIter(Cache).DependsList(); D.end() == false; D++)
+ VerIterator const instVer = Cache[Pkg].InstVerIter(Cache);
+
+ /* Because of the ordered list, most dependancies should be unpacked,
+ however if there is a loop (A depends on B, B depends on A) this will not
+ be the case, so check for dependancies before configuring. */
+ bool Bad = false;
+ for (DepIterator D = instVer.DependsList();
+ D.end() == false; )
{
+ // Compute a single dependency element (glob or)
+ pkgCache::DepIterator Start;
+ pkgCache::DepIterator End;
+ D.GlobOr(Start,End);
- /* If the dependancy is of type Depends or PreDepends, we need to check it, but only if it is going to be
- configured at some point */
- if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends) {
+ if (End->Type == pkgCache::Dep::Depends)
+ Bad = true;
+
+ // Check for dependanices that have not been unpacked, probably due to loops.
+ while (End->Type == pkgCache::Dep::Depends) {
+ PkgIterator DepPkg;
+ VerIterator InstallVer;
+ SPtrArray<Version *> VList = Start.AllTargets();
- /* If the previous package and this package are OR dependancies, and the previous package satisfied the dependancy
- then skip this dependancy as it is not relevent, this will repeat for the next package if the situation is the
- same */
- if (previousOr && !error) { // As error has not been reset, this refers to the previous dependancy
- previousOr = (D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or;
- continue;
- }
-
- // Reset error
- error = true;
+ // Check through each version of each package that could satisfy this dependancy
+ for (Version **I = VList; *I != 0; I++) {
+ VerIterator Ver(Cache,*I);
+ DepPkg = Ver.ParentPkg();
+ InstallVer = VerIterator(Cache,Cache[DepPkg].InstallVer);
- // Check thorugh all possible versions of this dependancy (D)
- SPtrArray<Version *> VList = D.AllTargets();
- for (Version **I = VList; *I != 0; I++)
- {
- VerIterator DepVer(Cache,*I);
- PkgIterator DepPkg = DepVer.ParentPkg();
- VerIterator DepInstallVer(Cache,Cache[DepPkg].InstallVer);
-
- if (DepPkg.CurrentVer() == DepVer && !List->IsFlag(DepPkg,pkgOrderList::UnPacked)) {
- error=false;
+ // Check if the current version of the package is avalible and will satisfy this dependancy
+ if (DepPkg.CurrentVer() == Ver && List->IsNow(DepPkg) == true &&
+ !List->IsFlag(DepPkg,pkgOrderList::Removed) && DepPkg.State() == PkgIterator::NeedsNothing)
+ {
+ Bad = false;
break;
}
- if (Cache[DepPkg].InstallVer == DepVer &&
- (List->IsFlag(DepPkg,pkgOrderList::Configured) || OList.IsFlag(DepPkg,pkgOrderList::InList))) {
- error=false;
- break;
+ // Check if the version that is going to be installed will satisfy the dependancy
+ if (Cache[DepPkg].InstallVer == *I) {
+ if (List->IsFlag(DepPkg,pkgOrderList::UnPacked)) {
+ if (List->IsFlag(DepPkg,pkgOrderList::Loop) && PkgLoop) {
+ // This dependancy has already been dealt with by another SmartConfigure on Pkg
+ Bad = false;
+ break;
+ } else if (List->IsFlag(Pkg,pkgOrderList::Loop)) {
+ /* Check for a loop to prevent one forming
+ If A depends on B and B depends on A, SmartConfigure will
+ just hop between them if this is not checked. Dont remove the
+ loop flag after finishing however as loop is already set.
+ This means that there is another SmartConfigure call for this
+ package and it will remove the loop flag */
+ Bad = !SmartConfigure(DepPkg, Depth + 1);
+ } else {
+ /* Check for a loop to prevent one forming
+ If A depends on B and B depends on A, SmartConfigure will
+ just hop between them if this is not checked */
+ List->Flag(Pkg,pkgOrderList::Loop);
+ Bad = !SmartConfigure(DepPkg, Depth + 1);
+ List->RmFlag(Pkg,pkgOrderList::Loop);
+ }
+ // If SmartConfigure was succesfull, Bad is false, so break
+ if (!Bad) break;
+ } else if (List->IsFlag(DepPkg,pkgOrderList::Configured)) {
+ Bad = false;
+ break;
+ }
}
}
-
- /* Only worry here if this package is a OR with the next, as even though this package does not satisfy the OR
- the next one might */
- if (error && !((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or)) {
- _error->Error("Package %s should not be configured because package %s is not configured",Pkg.Name(),D.TargetPkg().Name());
- return false;
- /* If the previous package is a OR but not this package, but there is still an error then fail as it will not
- be satisfied */
- } else if (error && previousOr && !((D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or)) {
- _error->Error("Package %s should not be configured because package %s (or any alternatives) are not configured",Pkg.Name(),D.TargetPkg().Name());
- return false;
+
+ /* If the dependany is still not satisfied, try, if possible, unpacking a package to satisfy it */
+ if (InstallVer != 0 && Bad) {
+ if (List->IsNow(DepPkg)) {
+ Bad = false;
+ if (List->IsFlag(Pkg,pkgOrderList::Loop))
+ {
+ if (Debug)
+ std::clog << OutputInDepth(Depth) << "Package " << Pkg << " loops in SmartConfigure" << std::endl;
+ }
+ else
+ {
+ List->Flag(Pkg,pkgOrderList::Loop);
+ if (Debug)
+ cout << OutputInDepth(Depth) << "Unpacking " << DepPkg.Name() << " to avoid loop" << endl;
+ SmartUnPack(DepPkg, true, Depth + 1);
+ List->RmFlag(Pkg,pkgOrderList::Loop);
+ }
+ }
+ }
+
+ if (Start==End) {
+ if (Bad && Debug && List->IsFlag(DepPkg,pkgOrderList::Loop) == false)
+ std::clog << OutputInDepth(Depth) << "Could not satisfy dependancies for " << Pkg.Name() << std::endl;
+ break;
+ } else {
+ Start++;
}
-
- previousOr = (D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or;
- } else {
- previousOr=false;
}
}
- return true;
-}
-
-// PM::VerifyAndConfigure - Check configuration of dependancies /*{{{*/
-// ---------------------------------------------------------------------
-/* This routine verifies if a package can be configured and if so
- configures it */
-bool pkgPackageManager::VerifyAndConfigure(PkgIterator Pkg, pkgOrderList &OList)
-{
- if (VerifyConfigure(Pkg, OList))
- return Configure(Pkg);
- else
- return false;
-}
- /*}}}*/
-// PM::DepAdd - Add all dependents to the oder list /*{{{*/
-// ---------------------------------------------------------------------
-/* This recursively adds all dependents to the order list */
-bool pkgPackageManager::DepAdd(pkgOrderList &OList,PkgIterator Pkg,int Depth)
-{
- if (OList.IsFlag(Pkg,pkgOrderList::Added) == true)
- return true;
- if (List->IsFlag(Pkg,pkgOrderList::Configured) == true)
- return true;
- if (List->IsFlag(Pkg,pkgOrderList::UnPacked) == false)
+ if (Bad) {
+ if (Debug)
+ _error->Warning(_("Could not configure '%s'. "),Pkg.Name());
return false;
+ }
+
+ if (PkgLoop) return true;
- if (Debug)
- std::clog << OutputInDepth(Depth) << "DepAdd: " << Pkg.Name() << std::endl;
-
- // Put the package on the list
- OList.push_back(Pkg);
- OList.Flag(Pkg,pkgOrderList::Added);
- Depth++;
-
- // Check the dependencies to see if they are all satisfied.
- bool Bad = false;
- for (DepIterator D = Cache[Pkg].InstVerIter(Cache).DependsList(); D.end() == false;)
- {
- if (D->Type != pkgCache::Dep::Depends && D->Type != pkgCache::Dep::PreDepends)
- {
- D++;
- continue;
- }
-
- // Grok or groups
- Bad = true;
- for (bool LastOR = true; D.end() == false && LastOR == true; D++)
- {
- LastOR = (D->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or;
-
- if (Bad == false)
- continue;
+ static std::string const conf = _config->Find("PackageManager::Configure","all");
+ static bool const ConfigurePkgs = (conf == "all" || conf == "smart");
- SPtrArray<Version *> VList = D.AllTargets();
- for (Version **I = VList; *I != 0 && Bad == true; I++)
- {
- VerIterator Ver(Cache,*I);
- PkgIterator Pkg = Ver.ParentPkg();
- VerIterator InstallVer(Cache,Cache[Pkg].InstallVer);
- VerIterator CandVer(Cache,Cache[Pkg].CandidateVer);
-
- if (Debug && false) {
- if (Ver==0) {
- cout << OutputInDepth(Depth) << "Checking if " << Ver << " of " << Pkg.Name() << " satisfies this dependancy" << endl;
- } else {
- cout << OutputInDepth(Depth) << "Checking if " << Ver.VerStr() << " of " << Pkg.Name() << " satisfies this dependancy" << endl;
- }
+ if (List->IsFlag(Pkg,pkgOrderList::Configured))
+ return _error->Error("Internal configure error on '%s'.", Pkg.Name());
- if (Pkg.CurrentVer()==0) {
- cout << OutputInDepth(Depth) << " CurrentVer " << Pkg.CurrentVer() << " IsNow " << List->IsNow(Pkg) << " NeedsNothing " << (Pkg.State() == PkgIterator::NeedsNothing) << endl;
- } else {
- cout << OutputInDepth(Depth) << " CurrentVer " << Pkg.CurrentVer().VerStr() << " IsNow " << List->IsNow(Pkg) << " NeedsNothing " << (Pkg.State() == PkgIterator::NeedsNothing) << endl;
- }
+ if (ConfigurePkgs == true && Configure(Pkg) == false)
+ return false;
- if (InstallVer==0) {
- cout << OutputInDepth(Depth )<< " InstallVer " << InstallVer << endl;
- } else {
- cout << OutputInDepth(Depth )<< " InstallVer " << InstallVer.VerStr() << endl;
- }
- if (CandVer != 0)
- cout << " CandVer " << CandVer.VerStr() << endl;
+ List->Flag(Pkg,pkgOrderList::Configured,pkgOrderList::States);
- cout << OutputInDepth(Depth) << " Keep " << Cache[Pkg].Keep() << " Unpacked " << List->IsFlag(Pkg,pkgOrderList::UnPacked) << " Configured " << List->IsFlag(Pkg,pkgOrderList::Configured) << endl;
-
- }
- // See if the current version is ok
- if (Pkg.CurrentVer() == Ver && List->IsNow(Pkg) == true &&
- Pkg.State() == PkgIterator::NeedsNothing)
- {
- Bad = false;
- continue;
- }
-
- // Not the install version
- if ((Cache[Pkg].InstallVer != *I && Cache[Pkg].CandidateVer != *I) ||
- (Cache[Pkg].Keep() == true && Pkg.State() == PkgIterator::NeedsNothing &&
- (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
- continue;
-
- if (List->IsFlag(Pkg,pkgOrderList::UnPacked) == true)
- Bad = !DepAdd(OList,Pkg,Depth);
- if (List->IsFlag(Pkg,pkgOrderList::Configured) == true)
- Bad = false;
- }
- }
-
- if (Bad == true)
+ if ((Cache[Pkg].InstVerIter(Cache)->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+ for (PkgIterator P = Pkg.Group().PackageList();
+ P.end() == false; P = Pkg.Group().NextPkg(P))
{
- if (Debug)
- std::clog << OutputInDepth(Depth) << "DepAdd FAILS on: " << Pkg.Name() << std::endl;
- OList.Flag(Pkg,0,pkgOrderList::Added);
- OList.pop_back();
- Depth--;
- return false;
+ if (Pkg == P || List->IsFlag(P,pkgOrderList::Configured) == true ||
+ Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
+ (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
+ continue;
+ SmartConfigure(P, (Depth +1));
}
- }
-
- Depth--;
+
+ // Sanity Check
+ if (List->IsFlag(Pkg,pkgOrderList::Configured) == false)
+ return _error->Error(_("Could not configure '%s'. "),Pkg.Name());
+
return true;
}
/*}}}*/
if (Pkg->CurrentVer != 0)
{
for (DepIterator D = Pkg.RevDependsList(); D.end() == false &&
- IsEssential == false; D++)
+ IsEssential == false; ++D)
if (D->Type == pkgCache::Dep::Depends || D->Type == pkgCache::Dep::PreDepends)
if ((D.ParentPkg()->Flags & pkgCache::Flag::Essential) != 0)
IsEssential = true;
/*}}}*/
// PM::SmartUnPack - Install helper /*{{{*/
// ---------------------------------------------------------------------
-/* This performs the task of handling pre-depends. */
+/* This puts the system in a state where it can Unpack Pkg, if Pkg is allready
+ unpacked, or when it has been unpacked, if Immediate==true it configures it. */
bool pkgPackageManager::SmartUnPack(PkgIterator Pkg)
{
- return SmartUnPack(Pkg, true);
+ return SmartUnPack(Pkg, true, 0);
}
-bool pkgPackageManager::SmartUnPack(PkgIterator Pkg, bool const Immediate)
+bool pkgPackageManager::SmartUnPack(PkgIterator Pkg, bool const Immediate, int const Depth)
{
- if (Debug == true)
- clog << "SmartUnPack " << Pkg.Name() << endl;
+ bool PkgLoop = List->IsFlag(Pkg,pkgOrderList::Loop);
- // Check if it is already unpacked
- if (Pkg.State() == pkgCache::PkgIterator::NeedsConfigure &&
- Cache[Pkg].Keep() == true)
- {
- List->Flag(Pkg,pkgOrderList::UnPacked,pkgOrderList::States);
- if (Immediate == true &&
- List->IsFlag(Pkg,pkgOrderList::Immediate) == true)
- if (SmartConfigure(Pkg) == false)
- return _error->Error(_("Could not perform immediate configuration on already unpacked '%s'. "
- "Please see man 5 apt.conf under APT::Immediate-Configure for details."),Pkg.Name());
- return true;
+ if (Debug) {
+ clog << OutputInDepth(Depth) << "SmartUnPack " << Pkg.Name();
+ VerIterator InstallVer = VerIterator(Cache,Cache[Pkg].InstallVer);
+ if (Pkg.CurrentVer() == 0)
+ cout << " (install version " << InstallVer.VerStr() << ")";
+ else
+ cout << " (replace version " << Pkg.CurrentVer().VerStr() << " with " << InstallVer.VerStr() << ")";
+ if (PkgLoop)
+ cout << " (Only Perform PreUnpack Checks)";
+ cout << endl;
}
-
+
VerIterator const instVer = Cache[Pkg].InstVerIter(Cache);
- /* See if this packages install version has any predependencies
- that are not met by 'now' packages. */
+ /* PreUnpack Checks: This loop checks and attempts to rectify and problems that would prevent the package being unpacked.
+ It addresses: PreDepends, Conflicts, Obsoletes and Breaks (DpkgBreaks). Any resolutions that do not require it should
+ avoid configuration (calling SmartUnpack with Immediate=true), this is because when unpacking some packages with
+ complex dependancy structures, trying to configure some packages while breaking the loops can complicate things .
+ This will be either dealt with if the package is configured as a dependency of Pkg (if and when Pkg is configured),
+ or by the ConfigureAll call at the end of the for loop in OrderInstall. */
for (DepIterator D = instVer.DependsList();
D.end() == false; )
{
while (End->Type == pkgCache::Dep::PreDepends)
{
if (Debug)
- clog << "PreDepends order for " << Pkg.Name() << std::endl;
+ clog << OutputInDepth(Depth) << "PreDepends order for " << Pkg.Name() << std::endl;
// Look for possible ok targets.
SPtrArray<Version *> VList = Start.AllTargets();
{
Bad = false;
if (Debug)
- clog << "Found ok package " << Pkg.Name() << endl;
+ clog << OutputInDepth(Depth) << "Found ok package " << Pkg.Name() << endl;
continue;
}
}
if (Cache[Pkg].InstallVer != *I ||
(Cache[Pkg].Keep() == true && Pkg.State() == PkgIterator::NeedsNothing))
continue;
+
+ if (List->IsFlag(Pkg,pkgOrderList::Configured)) {
+ Bad = false;
+ continue;
+ }
if (Debug)
- clog << "Trying to SmartConfigure " << Pkg.Name() << endl;
- Bad = !SmartConfigure(Pkg);
+ clog << OutputInDepth(Depth) << "Trying to SmartConfigure " << Pkg.Name() << endl;
+ Bad = !SmartConfigure(Pkg, Depth + 1);
}
/* If this or element did not match then continue on to the
return _error->Error("Couldn't configure pre-depend %s for %s, "
"probably a dependency cycle.",
End.TargetPkg().Name(),Pkg.Name());
- Start++;
+ ++Start;
}
else
break;
PkgIterator ConflictPkg = Ver.ParentPkg();
VerIterator InstallVer(Cache,Cache[ConflictPkg].InstallVer);
- if (Debug)
- cout << Pkg.Name() << " conflicts with " << ConflictPkg.Name() << endl;
-
- if (Debug && false) {
- if (Ver==0) {
- cout << " Checking if " << Ver << " of " << ConflictPkg.Name() << " satisfies this dependancy" << endl;
- } else {
- cout << " Checking if " << Ver.VerStr() << " of " << ConflictPkg.Name() << " satisfies this dependancy" << endl;
- }
-
- if (ConflictPkg.CurrentVer()==0) {
- cout << " CurrentVer " << ConflictPkg.CurrentVer() << " IsNow " << List->IsNow(ConflictPkg) << " NeedsNothing " << (ConflictPkg.State() == PkgIterator::NeedsNothing) << endl;
- } else {
- cout << " CurrentVer " << ConflictPkg.CurrentVer().VerStr() << " IsNow " << List->IsNow(ConflictPkg) << " NeedsNothing " << (ConflictPkg.State() == PkgIterator::NeedsNothing) << endl;
- }
-
- if (InstallVer==0) {
- cout << " InstallVer " << InstallVer << endl;
- } else {
- cout << " InstallVer " << InstallVer.VerStr() << endl;
- }
-
- cout << " Keep " << Cache[ConflictPkg].Keep() << " Unpacked " << List->IsFlag(ConflictPkg,pkgOrderList::UnPacked) << " Configured " << List->IsFlag(ConflictPkg,pkgOrderList::Configured) << endl;
- cout << " Delete " << Cache[ConflictPkg].Delete() << endl;
- }
-
// See if the current version is conflicting
if (ConflictPkg.CurrentVer() == Ver && List->IsNow(ConflictPkg))
- {
- if (Cache[ConflictPkg].Keep() == 0 && Cache[ConflictPkg].InstallVer != 0) {
- cout << "Unpacking " << ConflictPkg.Name() << " to prevent conflict" << endl;
- /* FIXME Setting the flag here prevents breakage loops, that can occur if BrokenPkg (or one of the
- packages it breaks) breaks Pkg */
- List->Flag(Pkg,pkgOrderList::UnPacked,pkgOrderList::States);
- SmartUnPack(ConflictPkg,false);
- } else {
- if (EarlyRemove(ConflictPkg) == false)
- return _error->Error("Internal Error, Could not early remove %s",ConflictPkg.Name());
- }
+ {
+ cout << OutputInDepth(Depth) << Pkg.Name() << " conflicts with " << ConflictPkg.Name() << endl;
+ /* If a loop is not present or has not yet been detected, attempt to unpack packages
+ to resolve this conflict. If there is a loop present, remove packages to resolve this conflict */
+ if (!List->IsFlag(ConflictPkg,pkgOrderList::Loop)) {
+ if (Cache[ConflictPkg].Keep() == 0 && Cache[ConflictPkg].InstallVer != 0) {
+ if (Debug)
+ cout << OutputInDepth(Depth) << OutputInDepth(Depth) << "Unpacking " << ConflictPkg.Name() << " to prevent conflict" << endl;
+ List->Flag(Pkg,pkgOrderList::Loop);
+ SmartUnPack(ConflictPkg,false, Depth + 1);
+ // Remove loop to allow it to be used later if needed
+ List->RmFlag(Pkg,pkgOrderList::Loop);
+ } else {
+ if (EarlyRemove(ConflictPkg) == false)
+ return _error->Error("Internal Error, Could not early remove %s",ConflictPkg.Name());
+ }
+ } else {
+ if (!List->IsFlag(ConflictPkg,pkgOrderList::Removed)) {
+ if (Debug)
+ cout << OutputInDepth(Depth) << "Because of conficts knot, removing " << ConflictPkg.Name() << " to conflict violation" << endl;
+ if (EarlyRemove(ConflictPkg) == false)
+ return _error->Error("Internal Error, Could not early remove %s",ConflictPkg.Name());
+ }
+ }
}
}
}
{
VerIterator Ver(Cache,*I);
PkgIterator BrokenPkg = Ver.ParentPkg();
+ VerIterator InstallVer(Cache,Cache[BrokenPkg].InstallVer);
+
// Check if it needs to be unpacked
if (List->IsFlag(BrokenPkg,pkgOrderList::InList) && Cache[BrokenPkg].Delete() == false &&
- !List->IsFlag(BrokenPkg,pkgOrderList::UnPacked)) {
- /* FIXME Setting the flag here prevents breakage loops, that can occur if BrokenPkg (or one of the
- packages it breaks) breaks Pkg */
- List->Flag(Pkg,pkgOrderList::UnPacked,pkgOrderList::States);
- // Found a break, so unpack the package
- if (Debug)
- cout << " Unpacking " << BrokenPkg.Name() << " to avoid break" << endl;
- SmartUnPack(BrokenPkg, false);
+ List->IsNow(BrokenPkg)) {
+ if (List->IsFlag(BrokenPkg,pkgOrderList::Loop) && PkgLoop) {
+ // This dependancy has already been dealt with by another SmartUnPack on Pkg
+ break;
+ } else if (List->IsFlag(Pkg,pkgOrderList::Loop)) {
+ /* Found a break, so unpack the package, but dont remove loop as already set.
+ This means that there is another SmartUnPack call for this
+ package and it will remove the loop flag. */
+ if (Debug)
+ cout << OutputInDepth(Depth) << " Unpacking " << BrokenPkg.Name() << " to avoid break" << endl;
+
+ SmartUnPack(BrokenPkg, false, Depth + 1);
+ } else {
+ List->Flag(Pkg,pkgOrderList::Loop);
+ // Found a break, so unpack the package
+ if (Debug)
+ cout << OutputInDepth(Depth) << " Unpacking " << BrokenPkg.Name() << " to avoid break" << endl;
+
+ SmartUnPack(BrokenPkg, false, Depth + 1);
+ List->RmFlag(Pkg,pkgOrderList::Loop);
+ }
}
+
// Check if a package needs to be removed
- if (Cache[BrokenPkg].Delete() == true) {
+ if (Cache[BrokenPkg].Delete() == true && !List->IsFlag(BrokenPkg,pkgOrderList::Configured)) {
if (Debug)
- cout << " Removing " << BrokenPkg.Name() << " to avoid break" << endl;
+ cout << OutputInDepth(Depth) << " Removing " << BrokenPkg.Name() << " to avoid break" << endl;
SmartRemove(BrokenPkg);
}
}
}
}
- // FIXME: Crude but effective fix, allows the SmartUnPack method to be used for packages that new to the system
- if (instVer != 0) {
- //cout << "Check for reverse conflicts on " << Pkg.Name() << " " << instVer.VerStr() << endl;
-
- // Check for reverse conflicts.
- if (CheckRConflicts(Pkg,Pkg.RevDependsList(),
+ // Check for reverse conflicts.
+ if (CheckRConflicts(Pkg,Pkg.RevDependsList(),
instVer.VerStr()) == false)
- return false;
+ return false;
- for (PrvIterator P = instVer.ProvidesList();
- P.end() == false; P++)
- CheckRConflicts(Pkg,P.ParentPkg().RevDependsList(),P.ProvideVersion());
+ for (PrvIterator P = instVer.ProvidesList();
+ P.end() == false; ++P)
+ if (Pkg->Group != P.OwnerPkg()->Group)
+ CheckRConflicts(Pkg,P.ParentPkg().RevDependsList(),P.ProvideVersion());
- List->Flag(Pkg,pkgOrderList::UnPacked,pkgOrderList::States);
-
- if (instVer->MultiArch == pkgCache::Version::Same)
- for (PkgIterator P = Pkg.Group().PackageList();
- P.end() == false; P = Pkg.Group().NextPkg(P))
- {
- if (Pkg == P || List->IsFlag(P,pkgOrderList::UnPacked) == true ||
- Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
- (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
- continue;
- SmartUnPack(P, false);
- }
-
- } else {
- VerIterator InstallVer(Cache,Cache[Pkg].InstallVer);
- //cout << "Check for reverse conflicts on " << Pkg.Name() << " " << InstallVer.VerStr() << endl;
-
- // Check for reverse conflicts.
- if (CheckRConflicts(Pkg,Pkg.RevDependsList(),
- InstallVer.VerStr()) == false)
- return false;
-
- List->Flag(Pkg,pkgOrderList::UnPacked,pkgOrderList::States);
- }
+ if (PkgLoop)
+ return true;
- if(Install(Pkg,FileNames[Pkg->ID]) == false)
- return false;
+ List->Flag(Pkg,pkgOrderList::UnPacked,pkgOrderList::States);
- /* Because of the ordered list, most dependancies should be unpacked,
- however if there is a loop this is not the case, so check for dependancies before configuring.
- This is done after the package installation as it makes it easier to deal with conflicts problems */
- for (DepIterator D = instVer.DependsList();
- D.end() == false; )
+ if (Immediate == true && instVer->MultiArch == pkgCache::Version::Same)
{
- // Compute a single dependency element (glob or)
- pkgCache::DepIterator Start;
- pkgCache::DepIterator End;
- D.GlobOr(Start,End);
-
- // Check for dependanices that have not been unpacked, probably due to loops.
- bool Bad = true;
- while (End->Type == pkgCache::Dep::Depends) {
- PkgIterator DepPkg;
- VerIterator InstallVer;
- SPtrArray<Version *> VList = Start.AllTargets();
-
- for (Version **I = VList; *I != 0; I++) {
- VerIterator Ver(Cache,*I);
- DepPkg = Ver.ParentPkg();
-
- if (!Bad) continue;
-
- InstallVer = VerIterator(Cache,Cache[DepPkg].InstallVer);
- VerIterator CandVer(Cache,Cache[DepPkg].CandidateVer);
-
- if (Debug && false) {
- if (Ver==0) {
- cout << " Checking if " << Ver << " of " << DepPkg.Name() << " satisfies this dependancy" << endl;
- } else {
- cout << " Checking if " << Ver.VerStr() << " of " << DepPkg.Name() << " satisfies this dependancy" << endl;
- }
-
- if (DepPkg.CurrentVer()==0) {
- cout << " CurrentVer " << DepPkg.CurrentVer() << " IsNow " << List->IsNow(DepPkg) << " NeedsNothing " << (DepPkg.State() == PkgIterator::NeedsNothing) << endl;
- } else {
- cout << " CurrentVer " << DepPkg.CurrentVer().VerStr() << " IsNow " << List->IsNow(DepPkg) << " NeedsNothing " << (DepPkg.State() == PkgIterator::NeedsNothing) << endl;
- }
-
- if (InstallVer==0) {
- cout << " InstallVer " << InstallVer << endl;
- } else {
- cout << " InstallVer " << InstallVer.VerStr() << endl;
- }
- if (CandVer != 0)
- cout << " CandVer " << CandVer.VerStr() << endl;
-
- cout << " Keep " << Cache[DepPkg].Keep() << " Unpacked " << List->IsFlag(DepPkg,pkgOrderList::UnPacked) << " Configured " << List->IsFlag(DepPkg,pkgOrderList::Configured) << endl;
-
- }
-
- // Check if it satisfies this dependancy
- if (DepPkg.CurrentVer() == Ver && List->IsNow(DepPkg) == true &&
- DepPkg.State() == PkgIterator::NeedsNothing)
- {
- Bad = false;
- continue;
- }
-
- if (Cache[DepPkg].InstallVer == *I && !List->IsNow(DepPkg)) {
- Bad = false;
- continue;
- }
-
- }
-
- if (InstallVer != 0 && Bad) {
- Bad = false;
- // FIXME Setting the flag here prevents a loop forming
- List->Flag(Pkg,pkgOrderList::UnPacked,pkgOrderList::States);
- // Found a break, so unpack the package
- if (Debug)
- cout << " Unpacking " << DepPkg.Name() << " to avoid loop" << endl;
- SmartUnPack(DepPkg, false);
- }
-
- if (Start==End) {
- if (Bad) {
- //return
- _error->Error("Could not satisfy dependancies for %s",Pkg.Name());
- }
- break;
-
- } else {
- Start++;
- }
+ /* Do lockstep M-A:same unpacking in two phases:
+ First unpack all installed architectures, then the not installed.
+ This way we avoid that M-A: enabled packages are installed before
+ their older non-M-A enabled packages are replaced by newer versions */
+ bool const installed = Pkg->CurrentVer != 0;
+ if (installed == true && Install(Pkg,FileNames[Pkg->ID]) == false)
+ return false;
+ for (PkgIterator P = Pkg.Group().PackageList();
+ P.end() == false; P = Pkg.Group().NextPkg(P))
+ {
+ if (P->CurrentVer == 0 || P == Pkg || List->IsFlag(P,pkgOrderList::UnPacked) == true ||
+ Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
+ (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
+ continue;
+ if (SmartUnPack(P, false, Depth + 1) == false)
+ return false;
+ }
+ if (installed == false && Install(Pkg,FileNames[Pkg->ID]) == false)
+ return false;
+ for (PkgIterator P = Pkg.Group().PackageList();
+ P.end() == false; P = Pkg.Group().NextPkg(P))
+ {
+ if (P->CurrentVer != 0 || P == Pkg || List->IsFlag(P,pkgOrderList::UnPacked) == true ||
+ Cache[P].InstallVer == 0 || (P.CurrentVer() == Cache[P].InstallVer &&
+ (Cache[Pkg].iFlags & pkgDepCache::ReInstall) != pkgDepCache::ReInstall))
+ continue;
+ if (SmartUnPack(P, false, Depth + 1) == false)
+ return false;
}
}
+ // packages which are already unpacked don't need to be unpacked again
+ else if (Pkg.State() != pkgCache::PkgIterator::NeedsConfigure && Install(Pkg,FileNames[Pkg->ID]) == false)
+ return false;
- // Perform immedate configuration of the package.
- if (Immediate == true &&
- List->IsFlag(Pkg,pkgOrderList::Immediate) == true)
- if (SmartConfigure(Pkg) == false)
- //return
- _error->Error(_("Could not perform immediate configuration on '%s'. "
- "Please see man 5 apt.conf under APT::Immediate-Configure for details. (%d)"),Pkg.Name(),2);
+ if (Immediate == true) {
+ // Perform immedate configuration of the package.
+ if (SmartConfigure(Pkg, Depth + 1) == false)
+ _error->Warning(_("Could not perform immediate configuration on '%s'. "
+ "Please see man 5 apt.conf under APT::Immediate-Configure for details. (%d)"),Pkg.Name(),2);
+ }
return true;
}
clog << "Done ordering" << endl;
bool DoneSomething = false;
- for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+ 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;
+ if (!List->IsFlag(Pkg,pkgOrderList::Configured) && !NoImmConfigure) {
+ if (SmartConfigure(Pkg, 0) == false && Debug)
+ _error->Warning("Internal Error, Could not configure %s",Pkg.Name());
+ // FIXME: The above warning message might need changing
+ } else {
+ if (Debug == true)
+ clog << "Skipping already done " << Pkg.Name() << endl;
+ }
continue;
+
}
if (List->IsMissing(Pkg) == true)
return Failed;
}
else
- if (SmartUnPack(Pkg) == false)
+ if (SmartUnPack(Pkg,List->IsFlag(Pkg,pkgOrderList::Immediate),0) == false)
return Failed;
DoneSomething = true;
+
+ if (ImmConfigureAll) {
+ /* ConfigureAll here to pick up and packages left unconfigured becuase they were unpacked in the
+ "PreUnpack Checks" section */
+ if (!ConfigureAll())
+ return Failed;
+ }
}
// Final run through the configure phase
return Failed;
// Sanity check
- for (pkgOrderList::iterator I = List->begin(); I != List->end(); I++)
+ for (pkgOrderList::iterator I = List->begin(); I != List->end(); ++I)
{
if (List->IsFlag(*I,pkgOrderList::Configured) == false)
{
projects / apt.git / blobdiff