##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include<config.h>
+
#include <apt-pkg/depcache.h>
-#include <apt-pkg/version.h>
#include <apt-pkg/versionmatch.h>
+#include <apt-pkg/version.h>
#include <apt-pkg/error.h>
-#include <apt-pkg/sptr.h>
-#include <apt-pkg/algorithms.h>
-
#include <apt-pkg/fileutl.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/aptconfiguration.h>
-#include <apt-pkg/pkgsystem.h>
#include <apt-pkg/tagfile.h>
-
+#include <apt-pkg/progress.h>
+#include <apt-pkg/cacheset.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/prettyprinters.h>
+#include <apt-pkg/cachefile.h>
+#include <apt-pkg/macros.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <list>
+#include <string>
+#include <utility>
+#include <vector>
+#include <algorithm>
#include <iostream>
-#include <sstream>
#include <set>
#include <sys/stat.h>
-#include <apti18n.h>
+#include <apti18n.h>
/*}}}*/
+
+using std::string;
+
// helper for Install-Recommends-Sections and Never-MarkAuto-Sections /*{{{*/
static bool
ConfigValueInSubTree(const char* SubTree, const char *needle)
}
/*}}}*/
pkgDepCache::ActionGroup::ActionGroup(pkgDepCache &cache) : /*{{{*/
- cache(cache), released(false)
+ d(NULL), cache(cache), released(false)
{
++cache.group_level;
}
// DepCache::pkgDepCache - Constructors /*{{{*/
// ---------------------------------------------------------------------
/* */
-pkgDepCache::pkgDepCache(pkgCache *pCache,Policy *Plcy) :
- group_level(0), Cache(pCache), PkgState(0), DepState(0)
+pkgDepCache::pkgDepCache(pkgCache * const pCache,Policy * const Plcy) :
+ group_level(0), Cache(pCache), PkgState(0), DepState(0),
+ iUsrSize(0), iDownloadSize(0), iInstCount(0), iDelCount(0), iKeepCount(0),
+ iBrokenCount(0), iPolicyBrokenCount(0), iBadCount(0), d(NULL)
{
DebugMarker = _config->FindB("Debug::pkgDepCache::Marker", false);
DebugAutoInstall = _config->FindB("Debug::pkgDepCache::AutoInstall", false);
// DepCache::Init - Generate the initial extra structures. /*{{{*/
// ---------------------------------------------------------------------
/* This allocats the extension buffers and initializes them. */
-bool pkgDepCache::Init(OpProgress *Prog)
+bool pkgDepCache::Init(OpProgress * const Prog)
{
// Suppress mark updates during this operation (just in case) and
// run a mark operation when Init terminates.
PkgState = new StateCache[Head().PackageCount];
DepState = new unsigned char[Head().DependsCount];
memset(PkgState,0,sizeof(*PkgState)*Head().PackageCount);
- memset(DepState,0,sizeof(*DepState)*Head().DependsCount);
+ memset(DepState,0,sizeof(*DepState)*Head().DependsCount);
if (Prog != 0)
{
_("Building dependency tree"));
Prog->SubProgress(Head().PackageCount,_("Candidate versions"));
}
-
+
/* Set the current state of everything. In this state all of the
packages are kept exactly as is. See AllUpgrade */
int Done = 0;
- for (PkgIterator I = PkgBegin(); I.end() != true; I++,Done++)
+ for (PkgIterator I = PkgBegin(); I.end() != true; ++I, ++Done)
{
if (Prog != 0 && Done%20 == 0)
Prog->Progress(Done);
-
+
// Find the proper cache slot
StateCache &State = PkgState[I->ID];
State.iFlags = 0;
// Figure out the install version
- State.CandidateVer = GetCandidateVer(I);
+ State.CandidateVer = LocalPolicy->GetCandidateVer(I);
State.InstallVer = I.CurrentVer();
State.Mode = ModeKeep;
-
+
State.Update(I,*this);
- }
-
+ }
+
if (Prog != 0)
{
-
Prog->OverallProgress(Head().PackageCount,2*Head().PackageCount,
Head().PackageCount,
_("Building dependency tree"));
Prog->SubProgress(Head().PackageCount,_("Dependency generation"));
}
-
+
Update(Prog);
if(Prog != 0)
Prog->Done();
return true;
-}
+}
/*}}}*/
-bool pkgDepCache::readStateFile(OpProgress *Prog) /*{{{*/
+bool pkgDepCache::readStateFile(OpProgress * const Prog) /*{{{*/
{
FileFd state_file;
string const state = _config->FindFile("Dir::State::extended_states");
if(RealFileExists(state)) {
state_file.Open(state, FileFd::ReadOnly);
- int const file_size = state_file.Size();
+ off_t const file_size = state_file.Size();
if(Prog != NULL)
- Prog->OverallProgress(0, file_size, 1,
+ Prog->OverallProgress(0, file_size, 1,
_("Reading state information"));
pkgTagFile tagfile(&state_file);
pkgTagSection section;
- int amt = 0;
+ off_t amt = 0;
bool const debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false);
while(tagfile.Step(section)) {
string const pkgname = section.FindS("Package");
return true;
}
/*}}}*/
-bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) /*{{{*/
+bool pkgDepCache::writeStateFile(OpProgress * const /*prog*/, bool const InstalledOnly) /*{{{*/
{
bool const debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false);
FileFd StateFile;
string const state = _config->FindFile("Dir::State::extended_states");
+ if (CreateAPTDirectoryIfNeeded(_config->FindDir("Dir::State"), flNotFile(state)) == false)
+ return false;
// if it does not exist, create a empty one
- if(!RealFileExists(state))
+ if(!RealFileExists(state))
{
StateFile.Open(state, FileFd::WriteAtomic);
StateFile.Close();
return _error->Error(_("Failed to open StateFile %s"),
state.c_str());
- FILE *OutFile;
- string const outfile = state + ".tmp";
- if((OutFile = fopen(outfile.c_str(),"w")) == NULL)
- return _error->Error(_("Failed to write temporary StateFile %s"),
- outfile.c_str());
+ FileFd OutFile(state, FileFd::ReadWrite | FileFd::Atomic);
+ if (OutFile.IsOpen() == false || OutFile.Failed() == true)
+ return _error->Error(_("Failed to write temporary StateFile %s"), state.c_str());
// first merge with the existing sections
pkgTagFile tagfile(&StateFile);
pkgTagSection section;
std::set<string> pkgs_seen;
- const char *nullreorderlist[] = {0};
while(tagfile.Step(section)) {
string const pkgname = section.FindS("Package");
string pkgarch = section.FindS("Architecture");
// Silently ignore unknown packages and packages with no actual
// version.
pkgCache::PkgIterator pkg = Cache->FindPkg(pkgname, pkgarch);
- if(pkg.end() || pkg.VersionList().end())
+ if(pkg.end() || pkg.VersionList().end())
continue;
StateCache const &P = PkgState[pkg->ID];
bool newAuto = (P.Flags & Flag::Auto);
- // skip not installed or now-removed ones if requested
+ // reset to default (=manual) not installed or now-removed ones if requested
if (InstalledOnly && (
(pkg->CurrentVer == 0 && P.Mode != ModeInstall) ||
(pkg->CurrentVer != 0 && P.Mode == ModeDelete)))
+ newAuto = false;
+ if (newAuto == false)
{
// The section is obsolete if it contains no other tag
- unsigned int const count = section.Count();
+ auto const count = section.Count();
if (count < 2 ||
(count == 2 && section.Exists("Auto-Installed")) ||
(count == 3 && section.Exists("Auto-Installed") && section.Exists("Architecture")))
+ {
+ if(debug_autoremove)
+ std::clog << "Drop obsolete section with " << count << " fields for " << APT::PrettyPkg(this, pkg) << std::endl;
continue;
- else
- newAuto = false;
+ }
}
- if(_config->FindB("Debug::pkgAutoRemove",false))
- std::clog << "Update existing AutoInstall info: "
- << pkg.FullName() << std::endl;
- TFRewriteData rewrite[3];
- rewrite[0].Tag = "Architecture";
- rewrite[0].Rewrite = pkg.Arch();
- rewrite[0].NewTag = 0;
- rewrite[1].Tag = "Auto-Installed";
- rewrite[1].Rewrite = newAuto ? "1" : "0";
- rewrite[1].NewTag = 0;
- rewrite[2].Tag = 0;
- TFRewrite(OutFile, section, nullreorderlist, rewrite);
- fprintf(OutFile,"\n");
+
+ if(debug_autoremove)
+ std::clog << "Update existing AutoInstall to " << newAuto << " for " << APT::PrettyPkg(this, pkg) << std::endl;
+
+ std::vector<pkgTagSection::Tag> rewrite;
+ rewrite.push_back(pkgTagSection::Tag::Rewrite("Architecture", pkg.Arch()));
+ rewrite.push_back(pkgTagSection::Tag::Rewrite("Auto-Installed", newAuto ? "1" : "0"));
+ section.Write(OutFile, NULL, rewrite);
+ if (OutFile.Write("\n", 1) == false)
+ return false;
pkgs_seen.insert(pkg.FullName());
}
-
+
// then write the ones we have not seen yet
- std::ostringstream ostr;
- for(pkgCache::PkgIterator pkg=Cache->PkgBegin(); !pkg.end(); pkg++) {
+ for(pkgCache::PkgIterator pkg=Cache->PkgBegin(); !pkg.end(); ++pkg) {
StateCache const &P = PkgState[pkg->ID];
if(P.Flags & Flag::Auto) {
if (pkgs_seen.find(pkg.FullName()) != pkgs_seen.end()) {
if(debug_autoremove)
- std::clog << "Skipping already written " << pkg.FullName() << std::endl;
+ std::clog << "Skipping already written " << APT::PrettyPkg(this, pkg) << std::endl;
continue;
}
// skip not installed ones if requested
(pkg->CurrentVer == 0 && P.Mode != ModeInstall) ||
(pkg->CurrentVer != 0 && P.Mode == ModeDelete)))
continue;
- const char* const pkgarch = pkg.Arch();
- if (strcmp(pkgarch, "all") == 0)
- continue;
if(debug_autoremove)
- std::clog << "Writing new AutoInstall: " << pkg.FullName() << std::endl;
- ostr.str(string(""));
- ostr << "Package: " << pkg.Name()
- << "\nArchitecture: " << pkgarch
- << "\nAuto-Installed: 1\n\n";
- fprintf(OutFile,"%s",ostr.str().c_str());
+ std::clog << "Writing new AutoInstall: " << APT::PrettyPkg(this, pkg) << std::endl;
+ std::string stanza = "Package: ";
+ stanza.append(pkg.Name())
+ .append("\nArchitecture: ").append(pkg.Arch())
+ .append("\nAuto-Installed: 1\n\n");
+ if (OutFile.Write(stanza.c_str(), stanza.length()) == false)
+ return false;
}
}
- fclose(OutFile);
-
- // move the outfile over the real file and set permissions
- rename(outfile.c_str(), state.c_str());
+ if (StateFile.Failed())
+ {
+ OutFile.OpFail();
+ return false;
+ }
+ if (OutFile.Close() == false)
+ return false;
chmod(state.c_str(), 0644);
-
return true;
}
/*}}}*/
then walks along the package provides list and checks if each provides
will be installed then checks the provides against the dep. Res will be
set to the package which was used to satisfy the dep. */
-bool pkgDepCache::CheckDep(DepIterator Dep,int Type,PkgIterator &Res)
+bool pkgDepCache::CheckDep(DepIterator const &Dep,int const Type,PkgIterator &Res)
{
Res = Dep.TargetPkg();
/* Check simple depends. A depends -should- never self match but
we allow it anyhow because dpkg does. Technically it is a packaging
bug. Conflicts may never self match */
- if (Dep.TargetPkg() != Dep.ParentPkg() || Dep.IsNegative() == false)
+ if (Dep.IsIgnorable(Res) == false)
{
- PkgIterator Pkg = Dep.TargetPkg();
// Check the base package
- if (Type == NowVersion && Pkg->CurrentVer != 0)
- if (VS().CheckDep(Pkg.CurrentVer().VerStr(),Dep->CompareOp,
- Dep.TargetVer()) == true)
+ if (Type == NowVersion)
+ {
+ if (Res->CurrentVer != 0 && Dep.IsSatisfied(Res.CurrentVer()) == true)
return true;
-
- if (Type == InstallVersion && PkgState[Pkg->ID].InstallVer != 0)
- if (VS().CheckDep(PkgState[Pkg->ID].InstVerIter(*this).VerStr(),
- Dep->CompareOp,Dep.TargetVer()) == true)
+ }
+ else if (Type == InstallVersion)
+ {
+ if (PkgState[Res->ID].InstallVer != 0 &&
+ Dep.IsSatisfied(PkgState[Res->ID].InstVerIter(*this)) == true)
return true;
-
- if (Type == CandidateVersion && PkgState[Pkg->ID].CandidateVer != 0)
- if (VS().CheckDep(PkgState[Pkg->ID].CandidateVerIter(*this).VerStr(),
- Dep->CompareOp,Dep.TargetVer()) == true)
+ }
+ else if (Type == CandidateVersion)
+ if (PkgState[Res->ID].CandidateVer != 0 &&
+ Dep.IsSatisfied(PkgState[Res->ID].CandidateVerIter(*this)) == true)
return true;
}
-
+
if (Dep->Type == Dep::Obsoletes)
return false;
-
+
// Check the providing packages
PrvIterator P = Dep.TargetPkg().ProvidesList();
- PkgIterator Pkg = Dep.ParentPkg();
- for (; P.end() != true; P++)
+ for (; P.end() != true; ++P)
{
- /* Provides may never be applied against the same package (or group)
- if it is a conflicts. See the comment above. */
- if (P.OwnerPkg()->Group == Pkg->Group && Dep.IsNegative() == true)
+ if (Dep.IsIgnorable(P) == true)
continue;
-
+
// Check if the provides is a hit
if (Type == NowVersion)
{
if (P.OwnerPkg().CurrentVer() != P.OwnerVer())
continue;
}
-
- if (Type == InstallVersion)
+ else if (Type == InstallVersion)
{
StateCache &State = PkgState[P.OwnerPkg()->ID];
if (State.InstallVer != (Version *)P.OwnerVer())
continue;
}
-
- if (Type == CandidateVersion)
+ else if (Type == CandidateVersion)
{
StateCache &State = PkgState[P.OwnerPkg()->ID];
if (State.CandidateVer != (Version *)P.OwnerVer())
continue;
}
-
+
// Compare the versions.
- if (VS().CheckDep(P.ProvideVersion(),Dep->CompareOp,Dep.TargetVer()) == true)
+ if (Dep.IsSatisfied(P) == true)
{
Res = P.OwnerPkg();
return true;
}
}
-
+
return false;
}
/*}}}*/
// DepCache::AddSizes - Add the packages sizes to the counters /*{{{*/
// ---------------------------------------------------------------------
-/* Call with Mult = -1 to preform the inverse opration
- The Mult increases the complexity of the calulations here and is unused -
- or do we really have a usecase for removing the size of a package two
- times? So let us replace it with a simple bool and be done with it… */
-__deprecated void pkgDepCache::AddSizes(const PkgIterator &Pkg,signed long Mult)
-{
- StateCache &P = PkgState[Pkg->ID];
-
- if (Pkg->VersionList == 0)
- return;
-
- if (Pkg.State() == pkgCache::PkgIterator::NeedsConfigure &&
- P.Keep() == true)
- return;
-
- // Compute the size data
- if (P.NewInstall() == true)
- {
- iUsrSize += (signed long long)(Mult*P.InstVerIter(*this)->InstalledSize);
- iDownloadSize += (signed long long)(Mult*P.InstVerIter(*this)->Size);
- return;
- }
-
- // Upgrading
- if (Pkg->CurrentVer != 0 &&
- (P.InstallVer != (Version *)Pkg.CurrentVer() ||
- (P.iFlags & ReInstall) == ReInstall) && P.InstallVer != 0)
- {
- iUsrSize += (signed long long)(Mult*((signed long long)P.InstVerIter(*this)->InstalledSize -
- (signed long long)Pkg.CurrentVer()->InstalledSize));
- iDownloadSize += (signed long long)(Mult*P.InstVerIter(*this)->Size);
- return;
- }
-
- // Reinstall
- if (Pkg.State() == pkgCache::PkgIterator::NeedsUnpack &&
- P.Delete() == false)
- {
- iDownloadSize += (signed long long)(Mult*P.InstVerIter(*this)->Size);
- return;
- }
-
- // Removing
- if (Pkg->CurrentVer != 0 && P.InstallVer == 0)
- {
- iUsrSize -= (signed long long)(Mult*Pkg.CurrentVer()->InstalledSize);
- return;
- }
-}
- /*}}}*/
-// DepCache::AddSizes - Add the packages sizes to the counters /*{{{*/
-// ---------------------------------------------------------------------
/* Call with Inverse = true to preform the inverse opration */
-void pkgDepCache::AddSizes(const PkgIterator &Pkg, bool const &Inverse)
+void pkgDepCache::AddSizes(const PkgIterator &Pkg, bool const Inverse)
{
StateCache &P = PkgState[Pkg->ID];
calld Remove/Add itself. Remember, dependencies can be circular so
while processing a dep for Pkg it is possible that Add/Remove
will be called on Pkg */
-void pkgDepCache::AddStates(const PkgIterator &Pkg,int Add)
+void pkgDepCache::AddStates(const PkgIterator &Pkg, bool const Invert)
{
+ signed char const Add = (Invert == false) ? 1 : -1;
StateCache &State = PkgState[Pkg->ID];
-
+
// The Package is broken (either minimal dep or policy dep)
if ((State.DepState & DepInstMin) != DepInstMin)
iBrokenCount += Add;
if ((State.DepState & DepInstPolicy) != DepInstPolicy)
iPolicyBrokenCount += Add;
-
+
// Bad state
if (Pkg.State() != PkgIterator::NeedsNothing)
iBadCount += Add;
-
+
// Not installed
if (Pkg->CurrentVer == 0)
{
if (State.Mode == ModeDelete &&
(State.iFlags & Purge) == Purge && Pkg.Purge() == false)
iDelCount += Add;
-
+
if (State.Mode == ModeInstall)
iInstCount += Add;
return;
}
-
+
// Installed, no upgrade
if (State.Status == 0)
- {
+ {
if (State.Mode == ModeDelete)
iDelCount += Add;
else
if ((State.iFlags & ReInstall) == ReInstall)
iInstCount += Add;
-
return;
}
-
+
// Alll 3 are possible
if (State.Mode == ModeDelete)
- iDelCount += Add;
- if (State.Mode == ModeKeep)
+ iDelCount += Add;
+ else if (State.Mode == ModeKeep)
iKeepCount += Add;
- if (State.Mode == ModeInstall)
+ else if (State.Mode == ModeInstall)
iInstCount += Add;
}
/*}}}*/
void pkgDepCache::BuildGroupOrs(VerIterator const &V)
{
unsigned char Group = 0;
-
- for (DepIterator D = V.DependsList(); D.end() != true; D++)
+ for (DepIterator D = V.DependsList(); D.end() != true; ++D)
{
// Build the dependency state.
unsigned char &State = DepState[D->ID];
right sense for a conflicts group */
if (D.IsNegative() == true)
State = ~State;
-
+
// Add to the group if we are within an or..
State &= 0x7;
Group |= State;
State |= Group << 3;
if ((D->CompareOp & Dep::Or) != Dep::Or)
Group = 0;
-
+
// Invert for Conflicts
if (D.IsNegative() == true)
State = ~State;
- }
+ }
}
/*}}}*/
// DepCache::VersionState - Perform a pass over a dependency list /*{{{*/
state of the list, filtering it through both a Min check and a Policy
check. The return result will have SetMin/SetPolicy low if a check
fails. It uses the DepState cache for it's computations. */
-unsigned char pkgDepCache::VersionState(DepIterator D,unsigned char Check,
- unsigned char SetMin,
- unsigned char SetPolicy)
+unsigned char pkgDepCache::VersionState(DepIterator D, unsigned char const Check,
+ unsigned char const SetMin,
+ unsigned char const SetPolicy) const
{
unsigned char Dep = 0xFF;
-
while (D.end() != true)
{
- // Compute a single dependency element (glob or)
- DepIterator Start = D;
- unsigned char State = 0;
- for (bool LastOR = true; D.end() == false && LastOR == true; D++)
- {
- State |= DepState[D->ID];
- LastOR = (D->CompareOp & Dep::Or) == Dep::Or;
- }
-
+ // the last or-dependency has the state of all previous or'ed
+ DepIterator Start, End;
+ D.GlobOr(Start, End);
+ // ignore if we are called with Dep{Install,…} or DepG{Install,…}
+ // the later would be more correct, but the first is what we get
+ unsigned char const State = DepState[End->ID] | (DepState[End->ID] >> 3);
+
// Minimum deps that must be satisfied to have a working package
if (Start.IsCritical() == true)
+ {
if ((State & Check) != Check)
- Dep &= ~SetMin;
-
+ return Dep &= ~(SetMin | SetPolicy);
+ }
// Policy deps that must be satisfied to install the package
- if (IsImportantDep(Start) == true &&
+ else if (IsImportantDep(Start) == true &&
(State & Check) != Check)
Dep &= ~SetPolicy;
}
-
return Dep;
}
/*}}}*/
/* This is the main dependency computation bit. It computes the 3 main
results for a dependencys, Now, Install and Candidate. Callers must
invert the result if dealing with conflicts. */
-unsigned char pkgDepCache::DependencyState(DepIterator &D)
+unsigned char pkgDepCache::DependencyState(DepIterator const &D)
{
unsigned char State = 0;
-
+
if (CheckDep(D,NowVersion) == true)
State |= DepNow;
if (CheckDep(D,InstallVersion) == true)
State |= DepInstall;
if (CheckDep(D,CandidateVersion) == true)
State |= DepCVer;
-
+
return State;
}
/*}}}*/
/* This determines the combined dependency representation of a package
for its two states now and install. This is done by using the pre-generated
dependency information. */
-void pkgDepCache::UpdateVerState(PkgIterator Pkg)
+void pkgDepCache::UpdateVerState(PkgIterator const &Pkg)
{
// Empty deps are always true
StateCache &State = PkgState[Pkg->ID];
// ---------------------------------------------------------------------
/* This will figure out the state of all the packages and all the
dependencies based on the current policy. */
-void pkgDepCache::Update(OpProgress *Prog)
+void pkgDepCache::Update(OpProgress * const Prog)
{
iUsrSize = 0;
iDownloadSize = 0;
- iDelCount = 0;
iInstCount = 0;
+ iDelCount = 0;
iKeepCount = 0;
iBrokenCount = 0;
+ iPolicyBrokenCount = 0;
iBadCount = 0;
// Perform the depends pass
int Done = 0;
- for (PkgIterator I = PkgBegin(); I.end() != true; I++,Done++)
+ for (PkgIterator I = PkgBegin(); I.end() != true; ++I, ++Done)
{
if (Prog != 0 && Done%20 == 0)
Prog->Progress(Done);
- for (VerIterator V = I.VersionList(); V.end() != true; V++)
+ for (VerIterator V = I.VersionList(); V.end() != true; ++V)
{
unsigned char Group = 0;
- for (DepIterator D = V.DependsList(); D.end() != true; D++)
+ for (DepIterator D = V.DependsList(); D.end() != true; ++D)
{
// Build the dependency state.
unsigned char &State = DepState[D->ID];
void pkgDepCache::Update(DepIterator D)
{
// Update the reverse deps
- for (;D.end() != true; D++)
+ for (;D.end() != true; ++D)
{
unsigned char &State = DepState[D->ID];
State = DependencyState(D);
// Update the provides map for the current ver
if (Pkg->CurrentVer != 0)
for (PrvIterator P = Pkg.CurrentVer().ProvidesList();
- P.end() != true; P++)
+ P.end() != true; ++P)
Update(P.ParentPkg().RevDependsList());
// Update the provides map for the candidate ver
if (PkgState[Pkg->ID].CandidateVer != 0)
for (PrvIterator P = PkgState[Pkg->ID].CandidateVerIter(*this).ProvidesList();
- P.end() != true; P++)
+ P.end() != true; ++P)
Update(P.ParentPkg().RevDependsList());
}
/*}}}*/
// DepCache::MarkKeep - Put the package in the keep state /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgDepCache::MarkKeep(PkgIterator const &Pkg, bool Soft, bool FromUser,
+bool pkgDepCache::MarkKeep(PkgIterator const &Pkg, bool Soft, bool FromUser,
unsigned long Depth)
{
if (IsModeChangeOk(ModeKeep, Pkg, Depth, FromUser) == false)
- return;
+ return false;
/* Reject an attempt to keep a non-source broken installed package, those
must be upgraded */
if (Pkg.State() == PkgIterator::NeedsUnpack &&
Pkg.CurrentVer().Downloadable() == false)
- return;
+ return false;
/* We changed the soft state all the time so the UI is a bit nicer
to use */
// Check that it is not already kept
if (P.Mode == ModeKeep)
- return;
+ return true;
if (Soft == true)
P.iFlags |= AutoKept;
// - this makes sense as default when all Garbage dependencies
// are automatically marked for removal (as aptitude does).
// setting a package for keep then makes it no longer autoinstalled
- // for all other use-case this action is rather suprising
+ // for all other use-case this action is rather surprising
if(FromUser && !P.Marked)
P.Flags &= ~Flag::Auto;
#endif
if (DebugMarker == true)
- std::clog << OutputInDepth(Depth) << "MarkKeep " << Pkg << " FU=" << FromUser << std::endl;
+ std::clog << OutputInDepth(Depth) << "MarkKeep " << APT::PrettyPkg(this, Pkg) << " FU=" << FromUser << std::endl;
RemoveSizes(Pkg);
RemoveStates(Pkg);
P.InstallVer = Pkg.CurrentVer();
AddStates(Pkg);
-
Update(Pkg);
-
AddSizes(Pkg);
+
+ return true;
}
/*}}}*/
// DepCache::MarkDelete - Put the package in the delete state /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgDepCache::MarkDelete(PkgIterator const &Pkg, bool rPurge,
+bool pkgDepCache::MarkDelete(PkgIterator const &Pkg, bool rPurge,
unsigned long Depth, bool FromUser)
{
if (IsModeChangeOk(ModeDelete, Pkg, Depth, FromUser) == false)
- return;
+ return false;
StateCache &P = PkgState[Pkg->ID];
// Check that it is not already marked for delete
if ((P.Mode == ModeDelete || P.InstallVer == 0) &&
(Pkg.Purge() == true || rPurge == false))
- return;
+ return true;
// check if we are allowed to remove the package
if (IsDeleteOk(Pkg,rPurge,Depth,FromUser) == false)
- return;
+ return false;
P.iFlags &= ~(AutoKept | Purge);
if (rPurge == true)
ActionGroup group(*this);
+ if (FromUser == false)
+ {
+ VerIterator const PV = P.InstVerIter(*this);
+ if (PV.end() == false)
+ {
+ // removed metapackages mark their dependencies as manual to prevent in "desktop depends browser, texteditor"
+ // the removal of browser to suggest the removal of desktop and texteditor.
+ // We ignore the auto-bit here as we can't deal with metapackage cascardes otherwise.
+ // We do not check for or-groups here as we don't know which package takes care of
+ // providing the feature the user likes e.g.: browser1 | browser2 | browser3
+ // Temporary removals are effected by this as well, which is bad, but unlikely in practice
+ bool const PinNeverMarkAutoSection = (PV->Section != 0 && ConfigValueInSubTree("APT::Never-MarkAuto-Sections", PV.Section()));
+ if (PinNeverMarkAutoSection)
+ {
+ for (DepIterator D = PV.DependsList(); D.end() != true; ++D)
+ {
+ if (D.IsMultiArchImplicit() == true || D.IsNegative() == true || IsImportantDep(D) == false)
+ continue;
+
+ pkgCacheFile CacheFile(this);
+ APT::VersionList verlist = APT::VersionList::FromDependency(CacheFile, D, APT::CacheSetHelper::INSTALLED);
+ for (auto const &V : verlist)
+ {
+ PkgIterator const DP = V.ParentPkg();
+ if(DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "Setting " << DP.FullName(false) << " NOT as auto-installed (direct "
+ << D.DepType() << " of " << Pkg.FullName(false) << " which is in APT::Never-MarkAuto-Sections)" << std::endl;
+
+ MarkAuto(DP, false);
+ }
+ }
+ }
+ }
+ }
+
if (DebugMarker == true)
- std::clog << OutputInDepth(Depth) << (rPurge ? "MarkPurge " : "MarkDelete ") << Pkg << " FU=" << FromUser << std::endl;
+ std::clog << OutputInDepth(Depth) << (rPurge ? "MarkPurge " : "MarkDelete ") << APT::PrettyPkg(this, Pkg) << " FU=" << FromUser << std::endl;
RemoveSizes(Pkg);
RemoveStates(Pkg);
Update(Pkg);
AddSizes(Pkg);
+ return true;
}
/*}}}*/
// DepCache::IsDeleteOk - check if it is ok to remove this package /*{{{*/
dpkg holds are enforced by the private IsModeChangeOk */
bool pkgDepCache::IsDeleteOk(PkgIterator const &Pkg,bool rPurge,
unsigned long Depth, bool FromUser)
+{
+ return IsDeleteOkProtectInstallRequests(Pkg, rPurge, Depth, FromUser);
+}
+bool pkgDepCache::IsDeleteOkProtectInstallRequests(PkgIterator const &Pkg,
+ bool const /*rPurge*/, unsigned long const Depth, bool const FromUser)
{
if (FromUser == false && Pkg->CurrentVer == 0)
{
if (P.InstallVer != 0 && P.Status == 2 && (P.Flags & Flag::Auto) != Flag::Auto)
{
if (DebugMarker == true)
- std::clog << OutputInDepth(Depth) << "Manual install request prevents MarkDelete of " << Pkg << std::endl;
+ std::clog << OutputInDepth(Depth) << "Manual install request prevents MarkDelete of " << APT::PrettyPkg(this, Pkg) << std::endl;
return false;
}
}
and prevents mode changes for packages on hold for example.
If you want to check Mode specific stuff you can use the virtual public
Is<Mode>Ok methods instead */
-char const* PrintMode(char const mode)
+static char const* PrintMode(char const mode)
{
switch (mode)
{
case pkgDepCache::ModeInstall: return "Install";
case pkgDepCache::ModeKeep: return "Keep";
case pkgDepCache::ModeDelete: return "Delete";
+ case pkgDepCache::ModeGarbage: return "Garbage";
default: return "UNKNOWN";
}
}
return true;
StateCache &P = PkgState[Pkg->ID];
+ // not changing the mode is obviously also fine as we might want to call
+ // e.g. MarkInstall multiple times with different arguments for the same package
+ if (P.Mode == mode)
+ return true;
// if previous state was set by user only user can reset it
if ((P.iFlags & Protected) == Protected)
{
- if (unlikely(DebugMarker == true) && P.Mode != mode)
+ if (unlikely(DebugMarker == true))
std::clog << OutputInDepth(Depth) << "Ignore Mark" << PrintMode(mode)
- << " of " << Pkg << " as its mode (" << PrintMode(P.Mode)
+ << " of " << APT::PrettyPkg(this, Pkg) << " as its mode (" << PrintMode(P.Mode)
<< ") is protected" << std::endl;
return false;
}
else if (mode != ModeKeep && Pkg->SelectedState == pkgCache::State::Hold &&
_config->FindB("APT::Ignore-Hold",false) == false)
{
- if (unlikely(DebugMarker == true) && P.Mode != mode)
+ if (unlikely(DebugMarker == true))
std::clog << OutputInDepth(Depth) << "Hold prevents Mark" << PrintMode(mode)
- << " of " << Pkg << std::endl;
+ << " of " << APT::PrettyPkg(this, Pkg) << std::endl;
return false;
}
// DepCache::MarkInstall - Put the package in the install state /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
+struct CompareProviders {
+ pkgCache::PkgIterator const Pkg;
+ explicit CompareProviders(pkgCache::DepIterator const &Dep) : Pkg(Dep.TargetPkg()) {};
+ //bool operator() (APT::VersionList::iterator const &AV, APT::VersionList::iterator const &BV)
+ bool operator() (pkgCache::VerIterator const &AV, pkgCache::VerIterator const &BV)
+ {
+ pkgCache::PkgIterator const A = AV.ParentPkg();
+ pkgCache::PkgIterator const B = BV.ParentPkg();
+ // Prefer MA:same packages if other architectures for it are installed
+ if ((AV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same ||
+ (BV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+ {
+ bool instA = false;
+ if ((AV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+ {
+ pkgCache::GrpIterator Grp = A.Group();
+ for (pkgCache::PkgIterator P = Grp.PackageList(); P.end() == false; P = Grp.NextPkg(P))
+ if (P->CurrentVer != 0)
+ {
+ instA = true;
+ break;
+ }
+ }
+ bool instB = false;
+ if ((BV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+ {
+ pkgCache::GrpIterator Grp = B.Group();
+ for (pkgCache::PkgIterator P = Grp.PackageList(); P.end() == false; P = Grp.NextPkg(P))
+ {
+ if (P->CurrentVer != 0)
+ {
+ instB = true;
+ break;
+ }
+ }
+ }
+ if (instA != instB)
+ return instA == false;
+ }
+ if ((A->CurrentVer == 0 || B->CurrentVer == 0) && A->CurrentVer != B->CurrentVer)
+ return A->CurrentVer == 0;
+ // Prefer packages in the same group as the target; e.g. foo:i386, foo:amd64
+ if (A->Group != B->Group)
+ {
+ if (A->Group == Pkg->Group && B->Group != Pkg->Group)
+ return false;
+ else if (B->Group == Pkg->Group && A->Group != Pkg->Group)
+ return true;
+ }
+ // we like essentials
+ if ((A->Flags & pkgCache::Flag::Essential) != (B->Flags & pkgCache::Flag::Essential))
+ {
+ if ((A->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
+ return false;
+ else if ((B->Flags & pkgCache::Flag::Essential) == pkgCache::Flag::Essential)
+ return true;
+ }
+ if ((A->Flags & pkgCache::Flag::Important) != (B->Flags & pkgCache::Flag::Important))
+ {
+ if ((A->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important)
+ return false;
+ else if ((B->Flags & pkgCache::Flag::Important) == pkgCache::Flag::Important)
+ return true;
+ }
+ // prefer native architecture
+ if (strcmp(A.Arch(), B.Arch()) != 0)
+ {
+ if (strcmp(A.Arch(), A.Cache()->NativeArch()) == 0)
+ return false;
+ else if (strcmp(B.Arch(), B.Cache()->NativeArch()) == 0)
+ return true;
+ std::vector<std::string> archs = APT::Configuration::getArchitectures();
+ for (std::vector<std::string>::const_iterator a = archs.begin(); a != archs.end(); ++a)
+ if (*a == A.Arch())
+ return false;
+ else if (*a == B.Arch())
+ return true;
+ }
+ // higher priority seems like a good idea
+ if (AV->Priority != BV->Priority)
+ return AV->Priority > BV->Priority;
+ // unable to decide…
+ return A->ID < B->ID;
+ }
+};
+bool pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
unsigned long Depth, bool FromUser,
bool ForceImportantDeps)
{
if (IsModeChangeOk(ModeInstall, Pkg, Depth, FromUser) == false)
- return;
+ return false;
StateCache &P = PkgState[Pkg->ID];
// See if there is even any possible instalation candidate
if (P.CandidateVer == 0)
- return;
+ return false;
/* Check that it is not already marked for install and that it can be
installed */
P.CandidateVer == (Version *)Pkg.CurrentVer()))
{
if (P.CandidateVer == (Version *)Pkg.CurrentVer() && P.InstallVer == 0)
- MarkKeep(Pkg, false, FromUser, Depth+1);
- return;
+ return MarkKeep(Pkg, false, FromUser, Depth+1);
+ return true;
}
// check if we are allowed to install the package
if (IsInstallOk(Pkg,AutoInst,Depth,FromUser) == false)
- return;
+ return false;
ActionGroup group(*this);
P.iFlags &= ~AutoKept;
Update(Pkg);
AddSizes(Pkg);
- if (AutoInst == false)
- return;
+ if (AutoInst == false || _config->Find("APT::Solver", "internal") != "internal")
+ return true;
if (DebugMarker == true)
- std::clog << OutputInDepth(Depth) << "MarkInstall " << Pkg << " FU=" << FromUser << std::endl;
+ std::clog << OutputInDepth(Depth) << "MarkInstall " << APT::PrettyPkg(this, Pkg) << " FU=" << FromUser << std::endl;
+
+ bool MoveAutoBitToDependencies = false;
+ VerIterator const PV = P.InstVerIter(*this);
+ if (unlikely(PV.end() == true))
+ return false;
+ else if (PV->Section != 0 && (P.Flags & Flag::Auto) != Flag::Auto)
+ {
+ VerIterator const CurVer = Pkg.CurrentVer();
+ if (CurVer.end() == false && CurVer->Section != 0 && strcmp(CurVer.Section(), PV.Section()) != 0)
+ {
+ bool const CurVerInMoveSection = ConfigValueInSubTree("APT::Move-Autobit-Sections", CurVer.Section());
+ bool const InstVerInMoveSection = ConfigValueInSubTree("APT::Move-Autobit-Sections", PV.Section());
+ MoveAutoBitToDependencies = (CurVerInMoveSection == false && InstVerInMoveSection == true);
+ if (MoveAutoBitToDependencies == true)
+ {
+ if(DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "Setting " << Pkg.FullName(false) << " as auto-installed, moving manual to its dependencies" << std::endl;
+ MarkAuto(Pkg, true);
+ }
+ }
+ }
- DepIterator Dep = P.InstVerIter(*this).DependsList();
+ DepIterator Dep = PV.DependsList();
for (; Dep.end() != true;)
{
// Grok or groups
DepIterator Start = Dep;
bool Result = true;
unsigned Ors = 0;
- for (bool LastOR = true; Dep.end() == false && LastOR == true; Dep++,Ors++)
+ for (bool LastOR = true; Dep.end() == false && LastOR == true; ++Dep, ++Ors)
{
LastOR = (Dep->CompareOp & Dep::Or) == Dep::Or;
continue;
/* Check if this dep should be consider for install. If it is a user
- defined important dep and we are installed a new package then
+ defined important dep and we are installed a new package then
it will be installed. Otherwise we only check for important
- deps that have changed from the installed version
- */
+ deps that have changed from the installed version */
if (IsImportantDep(Start) == false)
continue;
-
+
+ /* If we are in an or group locate the first or that can
+ succeed. We have already cached this… */
+ for (; Ors > 1 && (DepState[Start->ID] & DepCVer) != DepCVer; --Ors)
+ ++Start;
+
+ /* unsatisfiable dependency: IsInstallOkDependenciesSatisfiableByCandidates
+ would have prevented us to get here if not overridden, so just skip
+ over the problem here as the front-end will know what it is doing */
+ if (Ors == 1 && (DepState[Start->ID] &DepCVer) != DepCVer && Start.IsNegative() == false)
+ continue;
+
/* Check if any ImportantDep() (but not Critical) were added
* since we installed the package. Also check for deps that
* were satisfied in the past: for instance, if a version
* package should follow that Recommends rather than causing the
* dependency to be removed. (bug #470115)
*/
- bool isNewImportantDep = false;
- bool isPreviouslySatisfiedImportantDep = false;
- if(!ForceImportantDeps && !Start.IsCritical())
+ if (Pkg->CurrentVer != 0 && ForceImportantDeps == false && Start.IsCritical() == false)
{
- bool found=false;
- VerIterator instVer = Pkg.CurrentVer();
- if(!instVer.end())
+ bool isNewImportantDep = true;
+ bool isPreviouslySatisfiedImportantDep = false;
+ for (DepIterator D = Pkg.CurrentVer().DependsList(); D.end() != true; ++D)
{
- for (DepIterator D = instVer.DependsList(); D.end() != true; D++)
- {
- //FIXME: deal better with or-groups(?)
- if(IsImportantDep(D) && !D.IsCritical() &&
- Start.TargetPkg() == D.TargetPkg())
- {
- if(!isPreviouslySatisfiedImportantDep)
- {
- DepIterator D2 = D;
- while((D2->CompareOp & Dep::Or) != 0)
- ++D2;
-
- isPreviouslySatisfiedImportantDep =
- (((*this)[D2] & DepGNow) != 0);
- }
-
- found=true;
- }
- }
- // this is a new dep if it was not found to be already
- // a important dep of the installed pacakge
- isNewImportantDep = !found;
+ //FIXME: Should we handle or-group better here?
+ // We do not check if the package we look for is part of the same or-group
+ // we might find while searching, but could that really be a problem?
+ if (D.IsCritical() == true || IsImportantDep(D) == false ||
+ Start.TargetPkg() != D.TargetPkg())
+ continue;
+
+ isNewImportantDep = false;
+
+ while ((D->CompareOp & Dep::Or) != 0)
+ ++D;
+
+ isPreviouslySatisfiedImportantDep = (((*this)[D] & DepGNow) != 0);
+ if (isPreviouslySatisfiedImportantDep == true)
+ break;
}
- }
- if(isNewImportantDep)
- if(DebugAutoInstall == true)
- std::clog << OutputInDepth(Depth) << "new important dependency: "
- << Start.TargetPkg().Name() << std::endl;
- if(isPreviouslySatisfiedImportantDep)
- if(DebugAutoInstall == true)
- std::clog << OutputInDepth(Depth) << "previously satisfied important dependency on "
- << Start.TargetPkg().Name() << std::endl;
-
- // skip important deps if the package is already installed
- if (Pkg->CurrentVer != 0 && Start.IsCritical() == false
- && !isNewImportantDep && !isPreviouslySatisfiedImportantDep
- && !ForceImportantDeps)
- continue;
-
- /* If we are in an or group locate the first or that can
- succeed. We have already cached this.. */
- for (; Ors > 1 && (DepState[Start->ID] & DepCVer) != DepCVer; --Ors)
- ++Start;
- if (Ors == 1 && (DepState[Start->ID] &DepCVer) != DepCVer && Start.IsNegative() == false)
- {
- if(DebugAutoInstall == true)
- std::clog << OutputInDepth(Depth) << Start << " can't be satisfied!" << std::endl;
- if (Start.IsCritical() == false)
- continue;
- // if the dependency was critical, we can't install it, so remove it again
- MarkDelete(Pkg,false,Depth + 1, false);
- return;
- }
- /* This bit is for processing the possibilty of an install/upgrade
- fixing the problem */
- SPtrArray<Version *> List = Start.AllTargets();
- if (Start->Type != Dep::DpkgBreaks &&
- (DepState[Start->ID] & DepCVer) == DepCVer)
- {
- // Right, find the best version to install..
- Version **Cur = List;
- PkgIterator P = Start.TargetPkg();
- PkgIterator InstPkg(*Cache,0);
-
- // See if there are direct matches (at the start of the list)
- for (; *Cur != 0 && (*Cur)->ParentPkg == P.Index(); Cur++)
+ if(isNewImportantDep == true)
{
- PkgIterator Pkg(*Cache,Cache->PkgP + (*Cur)->ParentPkg);
- if (PkgState[Pkg->ID].CandidateVer != *Cur)
- continue;
- InstPkg = Pkg;
- break;
+ if (DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "new important dependency: "
+ << Start.TargetPkg().FullName() << std::endl;
}
-
- // Select the highest priority providing package
- if (InstPkg.end() == true)
+ else if(isPreviouslySatisfiedImportantDep == true)
{
- pkgPrioSortList(*Cache,Cur);
- for (; *Cur != 0; Cur++)
- {
- PkgIterator Pkg(*Cache,Cache->PkgP + (*Cur)->ParentPkg);
- if (PkgState[Pkg->ID].CandidateVer != *Cur)
- continue;
- InstPkg = Pkg;
- break;
- }
+ if (DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "previously satisfied important dependency on "
+ << Start.TargetPkg().FullName() << std::endl;
}
-
- if (InstPkg.end() == false)
+ else
{
+ if (DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "ignore old unsatisfied important dependency on "
+ << Start.TargetPkg().FullName() << std::endl;
+ continue;
+ }
+ }
+
+ /* This bit is for processing the possibility of an install/upgrade
+ fixing the problem for "positive" dependencies */
+ if (Start.IsNegative() == false && (DepState[Start->ID] & DepCVer) == DepCVer)
+ {
+ pkgCacheFile CacheFile(this);
+ APT::VersionList verlist = APT::VersionList::FromDependency(CacheFile, Start, APT::CacheSetHelper::CANDIDATE);
+ CompareProviders comp(Start);
+
+ do {
+ APT::VersionList::iterator InstVer = std::max_element(verlist.begin(), verlist.end(), comp);
+
+ if (InstVer == verlist.end())
+ break;
+
+ pkgCache::PkgIterator InstPkg = InstVer.ParentPkg();
if(DebugAutoInstall == true)
std::clog << OutputInDepth(Depth) << "Installing " << InstPkg.Name()
<< " as " << Start.DepType() << " of " << Pkg.Name()
<< std::endl;
- // now check if we should consider it a automatic dependency or not
- if(Pkg.Section() && ConfigValueInSubTree("APT::Never-MarkAuto-Sections", Pkg.Section()))
- {
+ if (MarkInstall(InstPkg, true, Depth + 1, false, ForceImportantDeps) == false)
+ {
+ verlist.erase(InstVer);
+ continue;
+ }
+
+ // now check if we should consider it a automatic dependency or not
+ if(InstPkg->CurrentVer == 0 && MoveAutoBitToDependencies)
+ {
if(DebugAutoInstall == true)
- std::clog << OutputInDepth(Depth) << "Setting NOT as auto-installed (direct "
- << Start.DepType() << " of pkg in APT::Never-MarkAuto-Sections)" << std::endl;
- MarkInstall(InstPkg,true,Depth + 1, true);
- }
- else
- {
- // mark automatic dependency
- MarkInstall(InstPkg,true,Depth + 1, false, ForceImportantDeps);
- // Set the autoflag, after MarkInstall because MarkInstall unsets it
- if (P->CurrentVer == 0)
- PkgState[InstPkg->ID].Flags |= Flag::Auto;
- }
- }
+ std::clog << OutputInDepth(Depth) << "Setting " << InstPkg.FullName(false) << " NOT as auto-installed (direct "
+ << Start.DepType() << " of " << Pkg.FullName(false) << " which is manual and in APT::Move-Autobit-Sections)" << std::endl;
+ MarkAuto(InstPkg, false);
+ }
+
+
+ break;
+ } while(true);
continue;
}
-
- /* For conflicts we just de-install the package and mark as auto,
- Conflicts may not have or groups. For dpkg's Breaks we try to
- upgrade the package. */
- if (Start.IsNegative() == true)
+ /* Negative dependencies have no or-group
+ If the dependency isn't versioned, we try if an upgrade might solve the problem.
+ Otherwise we remove the offender if needed */
+ else if (Start.IsNegative() == true && Start->Type != pkgCache::Dep::Obsoletes)
{
- for (Version **I = List; *I != 0; I++)
+ std::unique_ptr<Version *[]> List(Start.AllTargets());
+ pkgCache::PkgIterator TrgPkg = Start.TargetPkg();
+ for (Version **I = List.get(); *I != 0; I++)
{
VerIterator Ver(*this,*I);
PkgIterator Pkg = Ver.ParentPkg();
if (PkgState[Pkg->ID].InstallVer == 0)
continue;
- if (PkgState[Pkg->ID].CandidateVer != *I &&
- Start->Type == Dep::DpkgBreaks)
- MarkInstall(Pkg,true,Depth + 1, false, ForceImportantDeps);
- else
- MarkDelete(Pkg,false,Depth + 1, false);
+ /* Ignore negative dependencies that we are not going to
+ get installed */
+ if (PkgState[Pkg->ID].InstallVer != *I)
+ continue;
+
+ if ((Start->Version != 0 || TrgPkg != Pkg) &&
+ PkgState[Pkg->ID].CandidateVer != PkgState[Pkg->ID].InstallVer &&
+ PkgState[Pkg->ID].CandidateVer != *I &&
+ MarkInstall(Pkg,true,Depth + 1, false, ForceImportantDeps) == true)
+ continue;
+ else if (Start->Type == pkgCache::Dep::Conflicts ||
+ Start->Type == pkgCache::Dep::DpkgBreaks)
+ {
+ if(DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth)
+ << " Removing: " << Pkg.Name()
+ << std::endl;
+ if (MarkDelete(Pkg,false,Depth + 1, false) == false)
+ break;
+ }
}
continue;
- }
+ }
}
+
+ return Dep.end() == true;
}
/*}}}*/
// DepCache::IsInstallOk - check if it is ok to install this package /*{{{*/
// ---------------------------------------------------------------------
-/* The default implementation does nothing.
+/* The default implementation checks if the installation of an M-A:same
+ package would lead us into a version-screw and if so forbids it.
dpkg holds are enforced by the private IsModeChangeOk */
bool pkgDepCache::IsInstallOk(PkgIterator const &Pkg,bool AutoInst,
unsigned long Depth, bool FromUser)
{
+ return IsInstallOkMultiArchSameVersionSynced(Pkg,AutoInst, Depth, FromUser) &&
+ IsInstallOkDependenciesSatisfiableByCandidates(Pkg,AutoInst, Depth, FromUser);
+}
+bool pkgDepCache::IsInstallOkMultiArchSameVersionSynced(PkgIterator const &Pkg,
+ bool const /*AutoInst*/, unsigned long const Depth, bool const FromUser)
+{
+ if (FromUser == true) // as always: user is always right
+ return true;
+
+ // if we have checked before and it was okay, it will still be okay
+ if (PkgState[Pkg->ID].Mode == ModeInstall &&
+ PkgState[Pkg->ID].InstallVer == PkgState[Pkg->ID].CandidateVer)
+ return true;
+
+ // ignore packages with none-M-A:same candidates
+ VerIterator const CandVer = PkgState[Pkg->ID].CandidateVerIter(*this);
+ if (unlikely(CandVer.end() == true) || CandVer == Pkg.CurrentVer() ||
+ (CandVer->MultiArch & pkgCache::Version::Same) != pkgCache::Version::Same)
+ return true;
+
+ GrpIterator const Grp = Pkg.Group();
+ for (PkgIterator P = Grp.PackageList(); P.end() == false; P = Grp.NextPkg(P))
+ {
+ // not installed or self-check: fine by definition
+ if (P->CurrentVer == 0 || P == Pkg)
+ continue;
+
+ // not having a candidate or being in sync
+ // (simple string-compare as stuff like '1' == '0:1-0' can't happen here)
+ VerIterator CV = PkgState[P->ID].CandidateVerIter(*this);
+ if (CV.end() == true || strcmp(CandVer.VerStr(), CV.VerStr()) == 0)
+ continue;
+
+ // packages losing M-A:same can be out-of-sync
+ if ((CV->MultiArch & pkgCache::Version::Same) != pkgCache::Version::Same)
+ continue;
+
+ // not downloadable means the package is obsolete, so allow out-of-sync
+ if (CV.Downloadable() == false)
+ continue;
+
+ PkgState[Pkg->ID].iFlags |= AutoKept;
+ if (unlikely(DebugMarker == true))
+ std::clog << OutputInDepth(Depth) << "Ignore MarkInstall of " << APT::PrettyPkg(this, Pkg)
+ << " as it is not in sync with its M-A:same sibling " << APT::PrettyPkg(this, P)
+ << " (" << CandVer.VerStr() << " != " << CV.VerStr() << ")" << std::endl;
+ return false;
+ }
+
+ return true;
+}
+bool pkgDepCache::IsInstallOkDependenciesSatisfiableByCandidates(PkgIterator const &Pkg,
+ bool const AutoInst, unsigned long const Depth, bool const /*FromUser*/)
+{
+ if (AutoInst == false)
+ return true;
+
+ VerIterator const CandVer = PkgState[Pkg->ID].CandidateVerIter(*this);
+ if (unlikely(CandVer.end() == true) || CandVer == Pkg.CurrentVer())
+ return true;
+
+ for (DepIterator Dep = CandVer.DependsList(); Dep.end() != true;)
+ {
+ // Grok or groups
+ DepIterator Start = Dep;
+ bool Result = true;
+ unsigned Ors = 0;
+ for (bool LastOR = true; Dep.end() == false && LastOR == true; ++Dep, ++Ors)
+ {
+ LastOR = (Dep->CompareOp & Dep::Or) == Dep::Or;
+
+ if ((DepState[Dep->ID] & DepInstall) == DepInstall)
+ Result = false;
+ }
+
+ if (Start.IsCritical() == false || Start.IsNegative() == true || Result == false)
+ continue;
+
+ /* If we are in an or group locate the first or that can succeed.
+ We have already cached this… */
+ for (; Ors > 1 && (DepState[Start->ID] & DepCVer) != DepCVer; --Ors)
+ ++Start;
+
+ if (Ors == 1 && (DepState[Start->ID] &DepCVer) != DepCVer)
+ {
+ if (DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << APT::PrettyDep(this, Start) << " can't be satisfied!" << std::endl;
+
+ // the dependency is critical, but can't be installed, so discard the candidate
+ // as the problemresolver will trip over it otherwise trying to install it (#735967)
+ if (Pkg->CurrentVer != 0 && (PkgState[Pkg->ID].iFlags & Protected) != Protected)
+ {
+ SetCandidateVersion(Pkg.CurrentVer());
+ StateCache &State = PkgState[Pkg->ID];
+ if (State.Mode != ModeDelete)
+ {
+ State.Mode = ModeKeep;
+ State.Update(Pkg, *this);
+ }
+ }
+ return false;
+ }
+ }
+
return true;
}
/*}}}*/
if (unlikely(Pkg.end() == true))
return;
+ APT::PackageList pkglist;
+ if (Pkg->CurrentVer != 0 &&
+ (Pkg.CurrentVer()-> MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+ {
+ pkgCache::GrpIterator Grp = Pkg.Group();
+ for (pkgCache::PkgIterator P = Grp.PackageList(); P.end() == false; P = Grp.NextPkg(P))
+ {
+ if (P->CurrentVer != 0)
+ pkglist.insert(P);
+ }
+ }
+ else
+ pkglist.insert(Pkg);
+
ActionGroup group(*this);
- RemoveSizes(Pkg);
- RemoveStates(Pkg);
-
- StateCache &P = PkgState[Pkg->ID];
- if (To == true)
- P.iFlags |= ReInstall;
- else
- P.iFlags &= ~ReInstall;
-
- AddStates(Pkg);
- AddSizes(Pkg);
+ for (APT::PackageList::const_iterator Pkg = pkglist.begin(); Pkg != pkglist.end(); ++Pkg)
+ {
+ RemoveSizes(Pkg);
+ RemoveStates(Pkg);
+
+ StateCache &P = PkgState[Pkg->ID];
+ if (To == true)
+ P.iFlags |= ReInstall;
+ else
+ P.iFlags &= ~ReInstall;
+
+ AddStates(Pkg);
+ AddSizes(Pkg);
+ }
+}
+ /*}}}*/
+pkgCache::VerIterator pkgDepCache::GetCandidateVersion(PkgIterator const &Pkg)/*{{{*/
+{
+ return PkgState[Pkg->ID].CandidateVerIter(*this);
}
/*}}}*/
// DepCache::SetCandidateVersion - Change the candidate version /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgDepCache::SetCandidateVersion(VerIterator TargetVer, bool const &Pseudo)
+void pkgDepCache::SetCandidateVersion(VerIterator TargetVer)
{
pkgCache::PkgIterator Pkg = TargetVer.ParentPkg();
StateCache &P = PkgState[Pkg->ID];
if (Cand.end() == true)
continue;
// check if the current candidate is enough for the versioned dependency - and installable?
- if (VS().CheckDep(P.CandVersion(), Start->CompareOp, Start.TargetVer()) == true &&
+ if (Start.IsSatisfied(Cand) == true &&
(VersionState(Cand.DependsList(), DepInstall, DepCandMin, DepCandPolicy) & DepCandMin) == DepCandMin)
{
itsFine = true;
V = Match.Find(D.TargetPkg());
// check if the version from this release could satisfy the dependency
- if (V.end() == true || VS().CheckDep(V.VerStr(), D->CompareOp, D.TargetVer()) == false)
+ if (V.end() == true || D.IsSatisfied(V) == false)
{
if (stillOr == true)
continue;
if (itsFine == false)
{
// change the candidate
- Changed.push_back(make_pair(oldCand, TargetVer));
+ Changed.push_back(make_pair(V, TargetVer));
if (SetCandidateRelease(V, TargetRel, Changed) == false)
{
if (stillOr == false)
CurVersion = "";
if (Pkg->CurrentVer != 0)
CurVersion = Pkg.CurrentVer().VerStr();
-
- // Strip off the epochs for display
- CurVersion = StripEpoch(CurVersion);
- CandVersion = StripEpoch(CandVersion);
-
+
// Figure out if its up or down or equal
Status = Ver.CompareVer(Pkg.CurrentVer());
if (Pkg->CurrentVer == 0 || Pkg->VersionList == 0 || CandidateVer == 0)
return 0;
// Strip any epoch
- for (const char *I = Ver; *I != 0; I++)
- if (*I == ':')
- return I + 1;
- return Ver;
+ char const * const I = strchr(Ver, ':');
+ if (I == nullptr)
+ return Ver;
+ return I + 1;
}
/*}}}*/
// Policy::GetCandidateVer - Returns the Candidate install version /*{{{*/
{
/* Not source/not automatic versions cannot be a candidate version
unless they are already installed */
- VerIterator Last(*(pkgCache *)this,0);
+ VerIterator Last;
- for (VerIterator I = Pkg.VersionList(); I.end() == false; I++)
+ for (VerIterator I = Pkg.VersionList(); I.end() == false; ++I)
{
if (Pkg.CurrentVer() == I)
return I;
- for (VerFileIterator J = I.FileList(); J.end() == false; J++)
+ for (VerFileIterator J = I.FileList(); J.end() == false; ++J)
{
- if ((J.File()->Flags & Flag::NotSource) != 0)
+ if (J.File().Flagged(Flag::NotSource))
continue;
/* Stash the highest version of a not-automatic source, we use it
if there is nothing better */
- if ((J.File()->Flags & Flag::NotAutomatic) != 0 ||
- (J.File()->Flags & Flag::ButAutomaticUpgrades) != 0)
+ if (J.File().Flagged(Flag::NotAutomatic) ||
+ J.File().Flagged(Flag::ButAutomaticUpgrades))
{
if (Last.end() == true)
Last = I;
// Policy::IsImportantDep - True if the dependency is important /*{{{*/
// ---------------------------------------------------------------------
/* */
-bool pkgDepCache::Policy::IsImportantDep(DepIterator const &Dep)
+bool pkgDepCache::Policy::IsImportantDep(DepIterator const &Dep) const
{
if(Dep.IsCritical())
return true;
- else if(Dep->Type == pkgCache::Dep::Recommends)
+ else if(Dep->Type == pkgCache::Dep::Recommends)
{
- if ( _config->FindB("APT::Install-Recommends", false))
+ if (InstallRecommends)
return true;
// we suport a special mode to only install-recommends for certain
// sections
- // FIXME: this is a meant as a temporarly solution until the
+ // FIXME: this is a meant as a temporarly solution until the
// recommends are cleaned up
const char *sec = Dep.ParentVer().Section();
if (sec && ConfigValueInSubTree("APT::Install-Recommends-Sections", sec))
return true;
}
else if(Dep->Type == pkgCache::Dep::Suggests)
- return _config->FindB("APT::Install-Suggests", false);
+ return InstallSuggests;
return false;
}
/*}}}*/
+// Policy::GetPriority - Get the priority of the package pin /*{{{*/
+APT_CONST signed short pkgDepCache::Policy::GetPriority(pkgCache::PkgIterator const &/*Pkg*/)
+{ return 0; }
+APT_CONST signed short pkgDepCache::Policy::GetPriority(pkgCache::VerIterator const &/*Ver*/, bool /*ConsiderFiles*/)
+{ return 0; }
+APT_CONST signed short pkgDepCache::Policy::GetPriority(pkgCache::PkgFileIterator const &/*File*/)
+{ return 0; }
+ /*}}}*/
pkgDepCache::InRootSetFunc *pkgDepCache::GetRootSetFunc() /*{{{*/
{
DefaultRootSetFunc *f = new DefaultRootSetFunc;
bool pkgDepCache::MarkFollowsSuggests()
{
- return _config->FindB("APT::AutoRemove::SuggestsImportant", false);
+ return _config->FindB("APT::AutoRemove::SuggestsImportant", true);
}
// pkgDepCache::MarkRequired - the main mark algorithm /*{{{*/
+static bool IsPkgInBoringState(pkgCache::PkgIterator const &Pkg, pkgDepCache::StateCache const * const PkgState)
+{
+ if (Pkg->CurrentVer == 0)
+ {
+ if (PkgState[Pkg->ID].Keep())
+ return true;
+ }
+ else
+ {
+ if (PkgState[Pkg->ID].Delete())
+ return true;
+ }
+ return false;
+}
bool pkgDepCache::MarkRequired(InRootSetFunc &userFunc)
{
- bool follow_recommends;
- bool follow_suggests;
- bool debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false);
+ if (_config->Find("APT::Solver", "internal") != "internal")
+ return true;
+
+ bool const debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false);
// init the states
- for(PkgIterator p = PkgBegin(); !p.end(); ++p)
+ auto const PackagesCount = Head().PackageCount;
+ for(auto i = decltype(PackagesCount){0}; i < PackagesCount; ++i)
{
- PkgState[p->ID].Marked = false;
- PkgState[p->ID].Garbage = false;
-
- // debug output
- if(debug_autoremove && PkgState[p->ID].Flags & Flag::Auto)
- std::clog << "AutoDep: " << p.FullName() << std::endl;
+ PkgState[i].Marked = false;
+ PkgState[i].Garbage = false;
}
+ if (debug_autoremove)
+ for(PkgIterator p = PkgBegin(); !p.end(); ++p)
+ if(PkgState[p->ID].Flags & Flag::Auto)
+ std::clog << "AutoDep: " << p.FullName() << std::endl;
- // init vars
- follow_recommends = MarkFollowsRecommends();
- follow_suggests = MarkFollowsSuggests();
-
-
+ bool const follow_recommends = MarkFollowsRecommends();
+ bool const follow_suggests = MarkFollowsSuggests();
// do the mark part, this is the core bit of the algorithm
- for(PkgIterator p = PkgBegin(); !p.end(); ++p)
+ for (PkgIterator P = PkgBegin(); !P.end(); ++P)
{
- if(!(PkgState[p->ID].Flags & Flag::Auto) ||
- (p->Flags & Flag::Essential) ||
- userFunc.InRootSet(p) ||
- // be nice even then a required package violates the policy (#583517)
- // and do the full mark process also for required packages
- (p.CurrentVer().end() != true &&
- p.CurrentVer()->Priority == pkgCache::State::Required))
- {
- // the package is installed (and set to keep)
- if(PkgState[p->ID].Keep() && !p.CurrentVer().end())
- MarkPackage(p, p.CurrentVer(),
- follow_recommends, follow_suggests);
- // the package is to be installed
- else if(PkgState[p->ID].Install())
- MarkPackage(p, PkgState[p->ID].InstVerIter(*this),
- follow_recommends, follow_suggests);
- }
+ if (PkgState[P->ID].Marked || IsPkgInBoringState(P, PkgState))
+ continue;
+
+ if ((PkgState[P->ID].Flags & Flag::Auto) == 0)
+ ;
+ else if ((P->Flags & Flag::Essential) || (P->Flags & Flag::Important))
+ ;
+ // be nice even then a required package violates the policy (#583517)
+ // and do the full mark process also for required packages
+ else if (P->CurrentVer != 0 && P.CurrentVer()->Priority == pkgCache::State::Required)
+ ;
+ else if (userFunc.InRootSet(P))
+ ;
+ // packages which can't be changed (like holds) can't be garbage
+ else if (IsModeChangeOk(ModeGarbage, P, 0, false) == false)
+ ;
+ else
+ continue;
+
+ if (PkgState[P->ID].Install())
+ MarkPackage(P, PkgState[P->ID].InstVerIter(*this),
+ follow_recommends, follow_suggests);
+ else
+ MarkPackage(P, P.CurrentVer(),
+ follow_recommends, follow_suggests);
}
return true;
}
/*}}}*/
// MarkPackage - mark a single package in Mark-and-Sweep /*{{{*/
-void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg,
- const pkgCache::VerIterator &ver,
+void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &Pkg,
+ const pkgCache::VerIterator &Ver,
bool const &follow_recommends,
bool const &follow_suggests)
{
- pkgDepCache::StateCache &state = PkgState[pkg->ID];
+ {
+ pkgDepCache::StateCache &state = PkgState[Pkg->ID];
+ // if we are marked already we are done
+ if(state.Marked || unlikely(Ver.end()))
+ return;
+ state.Marked=true;
+ }
- // if we are marked already we are done
- if(state.Marked)
+ if (IsPkgInBoringState(Pkg, PkgState))
return;
- VerIterator const currver = pkg.CurrentVer();
- VerIterator const instver = state.InstVerIter(*this);
-
-#if 0
- VerIterator const candver = state.CandidateVerIter(*this);
+ bool const debug_autoremove = _config->FindB("Debug::pkgAutoRemove", false);
+ if(debug_autoremove)
+ std::clog << "Marking: " << Pkg.FullName() << " " << Ver.VerStr() << std::endl;
- // If a package was garbage-collected but is now being marked, we
- // should re-select it
- // For cases when a pkg is set to upgrade and this trigger the
- // removal of a no-longer used dependency. if the pkg is set to
- // keep again later it will result in broken deps
- if(state.Delete() && state.RemoveReason = Unused)
+ for (auto D = Ver.DependsList(); D.end() == false; ++D)
{
- if(ver==candver)
- mark_install(pkg, false, false, NULL);
- else if(ver==pkg.CurrentVer())
- MarkKeep(pkg, false, false);
-
- instver=state.InstVerIter(*this);
- }
-#endif
+ auto const T = D.TargetPkg();
+ if (PkgState[T->ID].Marked)
+ continue;
- // For packages that are not going to be removed, ignore versions
- // other than the InstVer. For packages that are going to be
- // removed, ignore versions other than the current version.
- if(!(ver == instver && !instver.end()) &&
- !(ver == currver && instver.end() && !ver.end()))
- return;
+ if (D->Type != Dep::Depends &&
+ D->Type != Dep::PreDepends &&
+ (follow_recommends == false || D->Type != Dep::Recommends) &&
+ (follow_suggests == false || D->Type != Dep::Suggests))
+ continue;
- bool const debug_autoremove = _config->FindB("Debug::pkgAutoRemove", false);
+ // handle the virtual part first
+ APT::VersionVector providers;
+ for(auto Prv = T.ProvidesList(); Prv.end() == false; ++Prv)
+ {
+ auto PP = Prv.OwnerPkg();
+ if (IsPkgInBoringState(PP, PkgState))
+ continue;
- if(debug_autoremove)
- {
- std::clog << "Marking: " << pkg.FullName();
- if(!ver.end())
- std::clog << " " << ver.VerStr();
- if(!currver.end())
- std::clog << ", Curr=" << currver.VerStr();
- if(!instver.end())
- std::clog << ", Inst=" << instver.VerStr();
- std::clog << std::endl;
- }
+ // we want to ignore provides from uninteresting versions
+ auto const PV = (PkgState[PP->ID].Install()) ?
+ PkgState[PP->ID].InstVerIter(*this) : PP.CurrentVer();
+ if (unlikely(PV.end()) || PV != Prv.OwnerVer() || D.IsSatisfied(Prv) == false)
+ continue;
- state.Marked=true;
+ providers.emplace_back(PV);
+ }
+ if (providers.empty() == false)
+ {
+ // sort providers by source version so that only the latest versioned
+ // binary package of a source package is marked instead of all
+ std::sort(providers.begin(), providers.end(),
+ [](pkgCache::VerIterator const &A, pkgCache::VerIterator const &B) {
+ auto const nameret = strcmp(A.SourcePkgName(), B.SourcePkgName());
+ if (nameret != 0)
+ return nameret < 0;
+ auto const verret = A.Cache()->VS->CmpVersion(A.SourceVerStr(), B.SourceVerStr());
+ if (verret != 0)
+ return verret > 0;
+ return strcmp(A.ParentPkg().Name(), B.ParentPkg().Name()) < 0;
+ });
+ auto const prvsize = providers.size();
+ providers.erase(std::unique(providers.begin(), providers.end(),
+ [](pkgCache::VerIterator const &A, pkgCache::VerIterator const &B) {
+ return strcmp(A.SourcePkgName(), B.SourcePkgName()) == 0 &&
+ strcmp(A.SourceVerStr(), B.SourceVerStr()) != 0;
+ }), providers.end());
+ for (auto && PV: providers)
+ {
+ auto const PP = PV.ParentPkg();
+ if (debug_autoremove)
+ std::clog << "Following dep: " << APT::PrettyDep(this, D)
+ << ", provided by " << PP.FullName() << " " << PV.VerStr()
+ << " (" << providers.size() << "/" << prvsize << ")"<< std::endl;
+ MarkPackage(PP, PV, follow_recommends, follow_suggests);
+ }
+ }
- if(ver.end() == true)
- return;
+ // now deal with the real part of the package
+ if (IsPkgInBoringState(T, PkgState))
+ continue;
- for(DepIterator d = ver.DependsList(); !d.end(); ++d)
- {
- if(d->Type == Dep::Depends ||
- d->Type == Dep::PreDepends ||
- (follow_recommends &&
- d->Type == Dep::Recommends) ||
- (follow_suggests &&
- d->Type == Dep::Suggests))
- {
- // Try all versions of this package.
- for(VerIterator V = d.TargetPkg().VersionList();
- !V.end(); ++V)
- {
- if(_system->VS->CheckDep(V.VerStr(), d->CompareOp, d.TargetVer()))
- {
- if(debug_autoremove)
- {
- std::clog << "Following dep: " << d.ParentPkg().FullName()
- << " " << d.ParentVer().VerStr() << " "
- << d.DepType() << " " << d.TargetPkg().FullName();
- if((d->CompareOp & ~pkgCache::Dep::Or) != pkgCache::Dep::NoOp)
- {
- std::clog << " (" << d.CompType() << " "
- << d.TargetVer() << ")";
- }
- std::clog << std::endl;
- }
- MarkPackage(V.ParentPkg(), V,
- follow_recommends, follow_suggests);
- }
- }
- // Now try virtual packages
- for(PrvIterator prv=d.TargetPkg().ProvidesList();
- !prv.end(); ++prv)
- {
- if(_system->VS->CheckDep(prv.ProvideVersion(), d->CompareOp,
- d.TargetVer()))
- {
- if(debug_autoremove)
- {
- std::clog << "Following dep: " << d.ParentPkg().FullName() << " "
- << d.ParentVer().VerStr() << " "
- << d.DepType() << " " << d.TargetPkg().FullName() << " ";
- if((d->CompareOp & ~pkgCache::Dep::Or) != pkgCache::Dep::NoOp)
- {
- std::clog << " (" << d.CompType() << " "
- << d.TargetVer() << ")";
- }
- std::clog << ", provided by "
- << prv.OwnerPkg().FullName() << " "
- << prv.OwnerVer().VerStr()
- << std::endl;
- }
-
- MarkPackage(prv.OwnerPkg(), prv.OwnerVer(),
- follow_recommends, follow_suggests);
- }
- }
- }
- }
+ auto const TV = (PkgState[T->ID].Install()) ?
+ PkgState[T->ID].InstVerIter(*this) : T.CurrentVer();
+ if (unlikely(TV.end()) || D.IsSatisfied(TV) == false)
+ continue;
+
+ if (debug_autoremove)
+ std::clog << "Following dep: " << APT::PrettyDep(this, D) << std::endl;
+ MarkPackage(T, TV, follow_recommends, follow_suggests);
+ }
}
/*}}}*/
bool pkgDepCache::Sweep() /*{{{*/
return true;
}
/*}}}*/
+// DepCache::MarkAndSweep /*{{{*/
+bool pkgDepCache::MarkAndSweep(InRootSetFunc &rootFunc)
+{
+ return MarkRequired(rootFunc) && Sweep();
+}
+bool pkgDepCache::MarkAndSweep()
+{
+ std::unique_ptr<InRootSetFunc> f(GetRootSetFunc());
+ if(f.get() != NULL)
+ return MarkAndSweep(*f.get());
+ else
+ return false;
+}
+ /*}}}*/
projects / apt.git / blobdiff