#include <apt-pkg/algorithms.h>
#include <apt-pkg/error.h>
#include <apt-pkg/configuration.h>
-#include <apt-pkg/sptr.h>
#include <apt-pkg/edsp.h>
-#include <apt-pkg/progress.h>
#include <apt-pkg/depcache.h>
#include <apt-pkg/packagemanager.h>
#include <apt-pkg/pkgcache.h>
#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/prettyprinters.h>
+#include <apt-pkg/dpkgpm.h>
#include <string.h>
#include <string>
#include <cstdlib>
#include <iostream>
+#include <utility>
#include <apti18n.h>
/*}}}*/
using namespace std;
-pkgProblemResolver *pkgProblemResolver::This = 0;
-
+class APT_HIDDEN pkgSimulatePrivate
+{
+public:
+ std::vector<pkgDPkgPM::Item> List;
+};
// Simulate::Simulate - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* The legacy translations here of input Pkg iterators is obsolete,
this is not necessary since the pkgCaches are fully shared now. */
pkgSimulate::pkgSimulate(pkgDepCache *Cache) : pkgPackageManager(Cache),
- d(NULL), iPolicy(Cache),
+ d(new pkgSimulatePrivate()), iPolicy(Cache),
Sim(&Cache->GetCache(),&iPolicy),
group(Sim)
{
pkgSimulate::~pkgSimulate()
{
delete[] Flags;
+ delete d;
}
/*}}}*/
// Simulate::Describe - Describe a package /*{{{*/
// Simulate::Install - Simulate unpacking of a package /*{{{*/
// ---------------------------------------------------------------------
/* */
-bool pkgSimulate::Install(PkgIterator iPkg,string /*File*/)
+bool pkgSimulate::Install(PkgIterator iPkg,string File)
+{
+ if (iPkg.end() || File.empty())
+ return false;
+ d->List.emplace_back(pkgDPkgPM::Item::Install, iPkg, File);
+ return true;
+}
+bool pkgSimulate::RealInstall(PkgIterator iPkg,string /*File*/)
{
// Adapt the iterator
PkgIterator Pkg = Sim.FindPkg(iPkg.Name(), iPkg.Arch());
install the package.. For some investigations it may be necessary
however. */
bool pkgSimulate::Configure(PkgIterator iPkg)
+{
+ if (iPkg.end())
+ return false;
+ d->List.emplace_back(pkgDPkgPM::Item::Configure, iPkg);
+ return true;
+}
+bool pkgSimulate::RealConfigure(PkgIterator iPkg)
{
// Adapt the iterator
PkgIterator Pkg = Sim.FindPkg(iPkg.Name(), iPkg.Arch());
// ---------------------------------------------------------------------
/* */
bool pkgSimulate::Remove(PkgIterator iPkg,bool Purge)
+{
+ if (iPkg.end())
+ return false;
+ d->List.emplace_back(Purge ? pkgDPkgPM::Item::Purge : pkgDPkgPM::Item::Remove, iPkg);
+ return true;
+}
+bool pkgSimulate::RealRemove(PkgIterator iPkg,bool Purge)
{
// Adapt the iterator
PkgIterator Pkg = Sim.FindPkg(iPkg.Name(), iPkg.Arch());
cout << ']' << endl;
}
/*}}}*/
+bool pkgSimulate::Go2(APT::Progress::PackageManager *) /*{{{*/
+{
+ if (pkgDPkgPM::ExpandPendingCalls(d->List, Cache) == false)
+ return false;
+ for (auto && I : d->List)
+ switch (I.Op)
+ {
+ case pkgDPkgPM::Item::Install:
+ if (RealInstall(I.Pkg, I.File) == false)
+ return false;
+ break;
+ case pkgDPkgPM::Item::Configure:
+ if (RealConfigure(I.Pkg) == false)
+ return false;
+ break;
+ case pkgDPkgPM::Item::Remove:
+ if (RealRemove(I.Pkg, false) == false)
+ return false;
+ break;
+ case pkgDPkgPM::Item::Purge:
+ if (RealRemove(I.Pkg, true) == false)
+ return false;
+ break;
+ case pkgDPkgPM::Item::ConfigurePending:
+ case pkgDPkgPM::Item::TriggersPending:
+ case pkgDPkgPM::Item::RemovePending:
+ case pkgDPkgPM::Item::PurgePending:
+ return _error->Error("Internal error, simulation encountered unexpected pending item");
+ }
+ return true;
+}
+ /*}}}*/
// ApplyStatus - Adjust for non-ok packages /*{{{*/
// ---------------------------------------------------------------------
/* We attempt to change the state of the all packages that have failed
// ProblemResolver::ScoreSort - Sort the list by score /*{{{*/
// ---------------------------------------------------------------------
/* */
-int pkgProblemResolver::ScoreSort(const void *a,const void *b)
+int pkgProblemResolver::ScoreSort(Package const *A,Package const *B)
{
- Package const **A = (Package const **)a;
- Package const **B = (Package const **)b;
- if (This->Scores[(*A)->ID] > This->Scores[(*B)->ID])
+ if (Scores[A->ID] > Scores[B->ID])
return -1;
- if (This->Scores[(*A)->ID] < This->Scores[(*B)->ID])
+ if (Scores[A->ID] < Scores[B->ID])
return 1;
return 0;
}
}
// Copy the scores to advoid additive looping
- SPtrArray<int> OldScores = new int[Size];
- memcpy(OldScores,Scores,sizeof(*Scores)*Size);
+ std::unique_ptr<int[]> OldScores(new int[Size]);
+ memcpy(OldScores.get(),Scores,sizeof(*Scores)*Size);
/* Now we cause 1 level of dependency inheritance, that is we add the
score of the packages that depend on the target Package. This
bool pkgProblemResolver::Resolve(bool BrokenFix, OpProgress * const Progress)
{
std::string const solver = _config->Find("APT::Solver", "internal");
+ auto const ret = EDSP::ResolveExternal(solver.c_str(), Cache, 0, Progress);
if (solver != "internal")
- return EDSP::ResolveExternal(solver.c_str(), Cache, false, false, false, Progress);
+ return ret;
return ResolveInternal(BrokenFix);
}
/*}}}*/
operates from highest score to lowest. This prevents problems when
high score packages cause the removal of lower score packages that
would cause the removal of even lower score packages. */
- SPtrArray<pkgCache::Package *> PList = new pkgCache::Package *[Size];
- pkgCache::Package **PEnd = PList;
+ std::unique_ptr<pkgCache::Package *[]> PList(new pkgCache::Package *[Size]);
+ pkgCache::Package **PEnd = PList.get();
for (pkgCache::PkgIterator I = Cache.PkgBegin(); I.end() == false; ++I)
*PEnd++ = I;
- This = this;
- qsort(PList,PEnd - PList,sizeof(*PList),&ScoreSort);
+
+ std::sort(PList.get(), PEnd, [this](Package *a, Package *b) { return ScoreSort(a, b) < 0; });
if (_config->FindB("Debug::pkgProblemResolver::ShowScores",false) == true)
{
clog << "Show Scores" << endl;
- for (pkgCache::Package **K = PList; K != PEnd; K++)
+ for (pkgCache::Package **K = PList.get(); K != PEnd; K++)
if (Scores[(*K)->ID] != 0)
{
pkgCache::PkgIterator Pkg(Cache,*K);
- clog << Scores[(*K)->ID] << ' ' << Pkg << std::endl;
+ clog << Scores[(*K)->ID] << ' ' << APT::PrettyPkg(&Cache, Pkg) << std::endl;
}
}
changing a breaks c) */
bool Change = true;
bool const TryFixByInstall = _config->FindB("pkgProblemResolver::FixByInstall", true);
+ std::vector<PackageKill> KillList;
for (int Counter = 0; Counter != 10 && Change == true; Counter++)
{
Change = false;
- for (pkgCache::Package **K = PList; K != PEnd; K++)
+ for (pkgCache::Package **K = PList.get(); K != PEnd; K++)
{
pkgCache::PkgIterator I(Cache,*K);
continue;
if (Debug == true)
- clog << "Investigating (" << Counter << ") " << I << endl;
+ clog << "Investigating (" << Counter << ") " << APT::PrettyPkg(&Cache, I) << endl;
// Isolate the problem dependency
- PackageKill KillList[100];
- PackageKill *LEnd = KillList;
bool InOr = false;
pkgCache::DepIterator Start;
pkgCache::DepIterator End;
- PackageKill *OldEnd = LEnd;
+ size_t OldSize = 0;
+
+ KillList.resize(0);
enum {OrRemove,OrKeep} OrOp = OrRemove;
for (pkgCache::DepIterator D = Cache[I].InstVerIter(Cache).DependsList();
if (Start == End)
{
// Decide what to do
- if (InOr == true && OldEnd == LEnd)
+ if (InOr == true && OldSize == KillList.size())
{
if (OrOp == OrRemove)
{
continue;
InOr = Start != End;
- OldEnd = LEnd;
+ OldSize = KillList.size();
}
else
{
}
if (Debug == true)
- clog << "Broken " << Start << endl;
+ clog << "Broken " << APT::PrettyDep(&Cache, Start) << endl;
/* Look across the version list. If there are no possible
targets then we keep the package and bail. This is necessary
if a package has a dep on another package that can't be found */
- SPtrArray<pkgCache::Version *> VList = Start.AllTargets();
- if (*VList == 0 && (Flags[I->ID] & Protected) != Protected &&
+ std::unique_ptr<pkgCache::Version *[]> VList(Start.AllTargets());
+ if (VList[0] == 0 && (Flags[I->ID] & Protected) != Protected &&
Start.IsNegative() == false &&
Cache[I].NowBroken() == false)
{
}
bool Done = false;
- for (pkgCache::Version **V = VList; *V != 0; V++)
+ for (pkgCache::Version **V = VList.get(); *V != 0; V++)
{
pkgCache::VerIterator Ver(Cache,*V);
pkgCache::PkgIterator Pkg = Ver.ParentPkg();
Start.TargetPkg()->CurrentVer == 0 &&
Cache[Start.TargetPkg()].Delete() == false &&
(Flags[Start.TargetPkg()->ID] & ToRemove) != ToRemove &&
- Cache.GetCandidateVer(Start.TargetPkg()).end() == false)
+ Cache.GetCandidateVersion(Start.TargetPkg()).end() == false)
{
/* Before removing or keeping the package with the broken dependency
try instead to install the first not previously installed package
is removed by the resolver because of a conflict or alike but it is
dangerous as it could trigger new breaks/conflicts… */
if (Debug == true)
- clog << " Try Installing " << Start.TargetPkg() << " before changing " << I.FullName(false) << std::endl;
+ clog << " Try Installing " << APT::PrettyPkg(&Cache, Start.TargetPkg()) << " before changing " << I.FullName(false) << std::endl;
unsigned long const OldBroken = Cache.BrokenCount();
Cache.MarkInstall(Start.TargetPkg(), true, 1, false);
// FIXME: we should undo the complete MarkInstall process here
if (Debug == true)
clog << " Added " << Pkg.FullName(false) << " to the remove list" << endl;
-
- LEnd->Pkg = Pkg;
- LEnd->Dep = End;
- LEnd++;
+
+ KillList.push_back({Pkg, End});
if (Start.IsNegative() == false)
break;
// Apply the kill list now
if (Cache[I].InstallVer != 0)
{
- for (PackageKill *J = KillList; J != LEnd; J++)
+ for (auto J = KillList.begin(); J != KillList.end(); J++)
{
Change = true;
if ((Cache[J->Dep] & pkgDepCache::DepGNow) == 0)
if (Cache[I].InstBroken() == true)
{
if (Debug == true)
- std::clog << " Dependencies are not satisfied for " << I << std::endl;
+ std::clog << " Dependencies are not satisfied for " << APT::PrettyPkg(&Cache, I) << std::endl;
return true;
}
Cache[I].InstPolicyBroken() == true)
{
if (Debug == true)
- std::clog << " Policy breaks with upgrade of " << I << std::endl;
+ std::clog << " Policy breaks with upgrade of " << APT::PrettyPkg(&Cache, I) << std::endl;
return true;
}
bool pkgProblemResolver::ResolveByKeep(OpProgress * const Progress)
{
std::string const solver = _config->Find("APT::Solver", "internal");
+ constexpr auto flags = EDSP::Request::UPGRADE_ALL | EDSP::Request::FORBID_NEW_INSTALL | EDSP::Request::FORBID_REMOVE;
+ auto const ret = EDSP::ResolveExternal(solver.c_str(), Cache, flags, Progress);
if (solver != "internal")
- return EDSP::ResolveExternal(solver.c_str(), Cache, true, false, false, Progress);
+ return ret;
return ResolveByKeepInternal();
}
/*}}}*/
pkgCache::Package **PEnd = PList;
for (pkgCache::PkgIterator I = Cache.PkgBegin(); I.end() == false; ++I)
*PEnd++ = I;
- This = this;
- qsort(PList,PEnd - PList,sizeof(*PList),&ScoreSort);
+
+ std::sort(PList,PEnd,[this](Package *a, Package *b) { return ScoreSort(a, b) < 0; });
+
if (_config->FindB("Debug::pkgProblemResolver::ShowScores",false) == true)
{
if (Scores[(*K)->ID] != 0)
{
pkgCache::PkgIterator Pkg(Cache,*K);
- clog << Scores[(*K)->ID] << ' ' << Pkg << std::endl;
+ clog << Scores[(*K)->ID] << ' ' << APT::PrettyPkg(&Cache, Pkg) << std::endl;
}
}
while (true)
{
if (Debug == true)
- clog << "Package " << I.FullName(false) << " " << Start << endl;
+ clog << "Package " << I.FullName(false) << " " << APT::PrettyDep(&Cache, Start) << endl;
// Look at all the possible provides on this package
- SPtrArray<pkgCache::Version *> VList = Start.AllTargets();
- for (pkgCache::Version **V = VList; *V != 0; V++)
+ std::unique_ptr<pkgCache::Version *[]> VList(Start.AllTargets());
+ for (pkgCache::Version **V = VList.get(); *V != 0; V++)
{
pkgCache::VerIterator Ver(Cache,*V);
pkgCache::PkgIterator Pkg = Ver.ParentPkg();
// ---------------------------------------------------------------------
/* This is ment to be used in conjunction with AllTargets to get a list
of versions ordered by preference. */
-static pkgCache *PrioCache;
-static int PrioComp(const void *A,const void *B)
-{
- pkgCache::VerIterator L(*PrioCache,*(pkgCache::Version **)A);
- pkgCache::VerIterator R(*PrioCache,*(pkgCache::Version **)B);
-
- if ((L.ParentPkg()->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential &&
- (R.ParentPkg()->Flags & pkgCache::Flag::Essential) != pkgCache::Flag::Essential)
- return 1;
- if ((L.ParentPkg()->Flags & pkgCache::Flag::Essential) != pkgCache::Flag::Essential &&
- (R.ParentPkg()->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
- return -1;
-
- if ((L.ParentPkg()->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important &&
- (R.ParentPkg()->Flags & pkgCache::Flag::Important) != pkgCache::Flag::Important)
- return 1;
- if ((L.ParentPkg()->Flags & pkgCache::Flag::Important) != pkgCache::Flag::Important &&
- (R.ParentPkg()->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important)
- return -1;
-
- if (L->Priority != R->Priority)
- return R->Priority - L->Priority;
- return strcmp(L.ParentPkg().Name(),R.ParentPkg().Name());
-}
+
+struct PrioComp {
+ pkgCache &PrioCache;
+
+ explicit PrioComp(pkgCache &PrioCache) : PrioCache(PrioCache) {
+ }
+
+ bool operator() (pkgCache::Version * const &A, pkgCache::Version * const &B) {
+ return compare(A, B) < 0;
+ }
+
+ int compare(pkgCache::Version * const &A, pkgCache::Version * const &B) {
+ pkgCache::VerIterator L(PrioCache,A);
+ pkgCache::VerIterator R(PrioCache,B);
+
+ if ((L.ParentPkg()->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential &&
+ (R.ParentPkg()->Flags & pkgCache::Flag::Essential) != pkgCache::Flag::Essential)
+ return 1;
+ if ((L.ParentPkg()->Flags & pkgCache::Flag::Essential) != pkgCache::Flag::Essential &&
+ (R.ParentPkg()->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
+ return -1;
+
+ if ((L.ParentPkg()->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important &&
+ (R.ParentPkg()->Flags & pkgCache::Flag::Important) != pkgCache::Flag::Important)
+ return 1;
+ if ((L.ParentPkg()->Flags & pkgCache::Flag::Important) != pkgCache::Flag::Important &&
+ (R.ParentPkg()->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important)
+ return -1;
+
+ if (L->Priority != R->Priority)
+ return R->Priority - L->Priority;
+ return strcmp(L.ParentPkg().Name(),R.ParentPkg().Name());
+ }
+};
+
void pkgPrioSortList(pkgCache &Cache,pkgCache::Version **List)
{
unsigned long Count = 0;
- PrioCache = &Cache;
for (pkgCache::Version **I = List; *I != 0; I++)
Count++;
- qsort(List,Count,sizeof(*List),PrioComp);
+ std::sort(List,List+Count,PrioComp(Cache));
}
/*}}}*/