##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include<config.h>
+
#include <apt-pkg/depcache.h>
-#include <apt-pkg/version.h>
+#include <apt-pkg/versionmatch.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/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;
}
cache.MarkAndSweep();
}
- released = false;
+ released = true;
}
}
// 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;
State.CandidateVer = 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->FindDir("Dir::State") + "extended_states";
- if(FileExists(state)) {
+ 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);
std::clog << "pkgDepCache::writeStateFile()" << std::endl;
FileFd StateFile;
- string const state = _config->FindDir("Dir::State") + "extended_states";
+ 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(!FileExists(state))
+ if(!RealFileExists(state))
{
- StateFile.Open(state, FileFd::WriteEmpty);
+ 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);
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");
+
+ 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()) {
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::string stanza = "Package: ";
+ stanza.append(pkg.Name())
+ .append("\nArchitecture: ").append(pkgarch)
+ .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 (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->Type != Dep::Conflicts && Dep->Type != Dep::DpkgBreaks && Dep->Type != Dep::Obsoletes))
+ 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 if it is
- a conflicts. See the comment above. */
- if (P.OwnerPkg() == Pkg &&
- (Dep->Type == Dep::Conflicts || Dep->Type == Dep::DpkgBreaks))
+ 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 */
-void pkgDepCache::AddSizes(const PkgIterator &Pkg,signed long Mult)
+/* Call with Inverse = true to preform the inverse opration */
+void pkgDepCache::AddSizes(const PkgIterator &Pkg, bool const Inverse)
{
StateCache &P = PkgState[Pkg->ID];
// Compute the size data
if (P.NewInstall() == true)
{
- iUsrSize += (signed)(Mult*P.InstVerIter(*this)->InstalledSize);
- iDownloadSize += (signed)(Mult*P.InstVerIter(*this)->Size);
+ if (Inverse == false) {
+ iUsrSize += P.InstVerIter(*this)->InstalledSize;
+ iDownloadSize += P.InstVerIter(*this)->Size;
+ } else {
+ iUsrSize -= P.InstVerIter(*this)->InstalledSize;
+ iDownloadSize -= P.InstVerIter(*this)->Size;
+ }
return;
}
(P.InstallVer != (Version *)Pkg.CurrentVer() ||
(P.iFlags & ReInstall) == ReInstall) && P.InstallVer != 0)
{
- iUsrSize += (signed)(Mult*((signed)P.InstVerIter(*this)->InstalledSize -
- (signed)Pkg.CurrentVer()->InstalledSize));
- iDownloadSize += (signed)(Mult*P.InstVerIter(*this)->Size);
+ if (Inverse == false) {
+ iUsrSize -= Pkg.CurrentVer()->InstalledSize;
+ iUsrSize += P.InstVerIter(*this)->InstalledSize;
+ iDownloadSize += P.InstVerIter(*this)->Size;
+ } else {
+ iUsrSize -= P.InstVerIter(*this)->InstalledSize;
+ iUsrSize += Pkg.CurrentVer()->InstalledSize;
+ iDownloadSize -= P.InstVerIter(*this)->Size;
+ }
return;
}
if (Pkg.State() == pkgCache::PkgIterator::NeedsUnpack &&
P.Delete() == false)
{
- iDownloadSize += (signed)(Mult*P.InstVerIter(*this)->Size);
+ if (Inverse == false)
+ iDownloadSize += P.InstVerIter(*this)->Size;
+ else
+ iDownloadSize -= P.InstVerIter(*this)->Size;
return;
}
// Removing
if (Pkg->CurrentVer != 0 && P.InstallVer == 0)
{
- iUsrSize -= (signed)(Mult*Pkg.CurrentVer()->InstalledSize);
+ if (Inverse == false)
+ iUsrSize -= Pkg.CurrentVer()->InstalledSize;
+ else
+ iUsrSize += Pkg.CurrentVer()->InstalledSize;
return;
}
}
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)
+ 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];
/* Invert for Conflicts. We have to do this twice to get the
right sense for a conflicts group */
- if (D->Type == Dep::Conflicts ||
- D->Type == Dep::DpkgBreaks ||
- D->Type == Dep::Obsoletes)
+ 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->Type == Dep::Conflicts ||
- D->Type == Dep::DpkgBreaks ||
- D->Type == Dep::Obsoletes)
+ 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];
}
}
/*}}}*/
-// DepCache::RemovePseudoInstalledPkg - MultiArch helper for Update() /*{{{*/
-// ---------------------------------------------------------------------
-/* We "install" arch all packages for all archs if it is installed. Many
- of these will be broken. This method will look at these broken Pkg and
- "remove" it. */
-bool pkgDepCache::RemovePseudoInstalledPkg(PkgIterator &Pkg, std::set<unsigned long> &recheck) {
- if (unlikely(Pkg->CurrentVer == 0))
- return false;
-
- VerIterator V = Pkg.CurrentVer();
- if (V->MultiArch != Version::All)
- return false;
-
- // Never ever kill an "all" package - they have no dependency so they can't be broken
- if (strcmp(Pkg.Arch(),"all") == 0)
- return false;
-
- unsigned char const CurDepState = VersionState(V.DependsList(),DepInstall,DepInstMin,DepInstPolicy);
- if ((CurDepState & DepInstMin) == DepInstMin) {
- // okay, the package isn't broken, but is the package also required?
- // If it has no real dependencies, no installed rdepends and doesn't
- // provide something of value, we will kill it as not required.
- // These pseudopackages have otherwise interesting effects if they get
- // a new dependency in a newer version…
- for (pkgCache::DepIterator D = V.DependsList();
- D.end() != true; ++D)
- if (D.IsCritical() == true && D.ParentPkg()->Group != Pkg->Group)
- return false;
- for (DepIterator D = Pkg.RevDependsList(); D.end() != true; ++D)
- {
- if (D.IsCritical() == false)
- continue;
- PkgIterator const P = D.ParentPkg();
- if (P->Group == Pkg->Group)
- continue;
- if (P->CurrentVer != 0)
- return false;
- }
- for (PrvIterator Prv = V.ProvidesList(); Prv.end() != true; Prv++)
- for (DepIterator d = Prv.ParentPkg().RevDependsList();
- d.end() != true; ++d)
- {
- PkgIterator const P = d.ParentPkg();
- if (P->CurrentVer != 0 &&
- P->Group != Pkg->Group)
- return false;
- }
- }
-
- // Dependencies for this arch all package are not statisfied
- // so we installed it only for our convenience: get right of it now.
- RemoveSizes(Pkg);
- RemoveStates(Pkg);
-
- Pkg->CurrentVer = 0;
- PkgState[Pkg->ID].InstallVer = 0;
-
- AddStates(Pkg);
- Update(Pkg);
- AddSizes(Pkg);
-
- // After the remove previously satisfied pseudo pkg could be now
- // no longer satisfied, so we need to recheck the reverse dependencies
- for (DepIterator d = Pkg.RevDependsList(); d.end() != true; ++d)
- {
- PkgIterator const P = d.ParentPkg();
- if (P->CurrentVer != 0)
- recheck.insert(P.Index());
- }
-
- for (DepIterator d = V.DependsList(); d.end() != true; ++d)
- {
- PkgIterator const P = d.TargetPkg();
- for (PrvIterator Prv = P.ProvidesList(); Prv.end() != true; ++Prv)
- {
- PkgIterator const O = Prv.OwnerPkg();
- if (O->CurrentVer != 0)
- recheck.insert(O.Index());
- }
-
- if (P->CurrentVer != 0)
- recheck.insert(P.Index());
- }
-
- for (PrvIterator Prv = V.ProvidesList(); Prv.end() != true; Prv++)
- {
- for (DepIterator d = Prv.ParentPkg().RevDependsList();
- d.end() != true; ++d)
- {
- PkgIterator const P = d.ParentPkg();
- if (P->CurrentVer == 0)
- continue;
-
- recheck.insert(P.Index());
- }
- }
-
-
- return true;
-}
- /*}}}*/
// DepCache::Update - Figure out all the state information /*{{{*/
// ---------------------------------------------------------------------
/* 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;
- std::set<unsigned long> recheck;
-
// Perform the depends pass
int Done = 0;
- bool const checkMultiArch = APT::Configuration::getArchitectures().size() > 1;
- unsigned long killed = 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];
Group = 0;
// Invert for Conflicts
- if (D->Type == Dep::Conflicts ||
- D->Type == Dep::DpkgBreaks ||
- D->Type == Dep::Obsoletes)
+ if (D.IsNegative() == true)
State = ~State;
}
}
AddSizes(I);
UpdateVerState(I);
AddStates(I);
-
- if (checkMultiArch != true || I->CurrentVer == 0)
- continue;
-
- VerIterator const V = I.CurrentVer();
- if (V->MultiArch != Version::All)
- continue;
-
- recheck.insert(I.Index());
- --Done; // no progress if we need to recheck the package
- }
-
- if (checkMultiArch == true) {
- /* FIXME: recheck breaks proper progress reporting as we don't know
- how many packages we need to recheck. To lower the effect
- a bit we increase with a kill, but we should do something more clever… */
- for(std::set<unsigned long>::const_iterator p = recheck.begin();
- p != recheck.end(); ++p) {
- if (Prog != 0 && Done%20 == 0)
- Prog->Progress(Done);
- PkgIterator P = PkgIterator(*Cache, Cache->PkgP + *p);
- if (RemovePseudoInstalledPkg(P, recheck) == true) {
- ++killed;
- ++Done;
- }
- recheck.erase(p);
- }
-
- /* Okay, we have killed a great amount of pseudopackages -
- we have killed so many that we have now arch "all" packages
- without an installed pseudo package, but we NEED an installed
- pseudo package, so we will search now for a pseudo package
- we can install without breaking everything. */
- for (GrpIterator G = Cache->GrpBegin(); G.end() != true; ++G)
- {
- PkgIterator P = G.FindPkg("all");
- if (P.end() == true)
- continue;
- if (P->CurrentVer == 0)
- continue;
- bool installed = false;
- for (P = G.FindPkg("any"); P.end() != true; P = G.NextPkg(P))
- {
- if (strcmp(P.Arch(), "all") == 0)
- continue;
- if (P->CurrentVer == 0)
- continue;
- installed = true;
- break;
- }
- if (installed == false)
- recheck.insert(G.Index());
- }
- std::vector<std::string> Archs = APT::Configuration::getArchitectures();
- bool checkChanged = false;
- do {
- for(std::set<unsigned long>::const_iterator g = recheck.begin();
- g != recheck.end(); ++g) {
- GrpIterator G = GrpIterator(*Cache, Cache->GrpP + *g);
- VerIterator allV = G.FindPkg("all").CurrentVer();
- for (std::vector<std::string>::const_iterator a = Archs.begin();
- a != Archs.end(); ++a)
- {
- PkgIterator P = G.FindPkg(*a);
- if (P.end() == true) continue;
- for (VerIterator V = P.VersionList(); V.end() != true; ++V)
- {
- // FIXME: String comparison isn't a save indicator!
- if (strcmp(allV.VerStr(),V.VerStr()) != 0)
- continue;
- unsigned char const CurDepState = VersionState(V.DependsList(),DepInstall,DepInstMin,DepInstPolicy);
- if ((CurDepState & DepInstMin) != DepInstMin)
- break; // we found the correct version, but it is broken. Better try another arch or later again
- P->CurrentVer = V.Index();
- AddStates(P);
- Update(P);
- AddSizes(P);
- checkChanged = true;
- break;
- }
- }
- recheck.erase(g);
- }
- } while (checkChanged == true && recheck.empty() == false);
-
- if (_config->FindB("Debug::MultiArchKiller", false) == true)
- for(std::set<unsigned long>::const_iterator g = recheck.begin();
- g != recheck.end(); ++g)
- std::cout << "No pseudo package for »" << GrpIterator(*Cache, Cache->GrpP + *g).Name() << "« installed" << std::endl;
}
if (Prog != 0)
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);
// Invert for Conflicts
- if (D->Type == Dep::Conflicts ||
- D->Type == Dep::DpkgBreaks ||
- D->Type == Dep::Obsoletes)
+ if (D.IsNegative() == true)
State = ~State;
RemoveStates(D.ParentPkg());
// 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)
{
- // Simplifies other routines.
- if (Pkg.end() == true)
- return;
+ if (IsModeChangeOk(ModeKeep, Pkg, Depth, FromUser) == false)
+ 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;
-
- /** \todo Can this be moved later in the method? */
- ActionGroup group(*this);
+ return false;
/* We changed the soft state all the time so the UI is a bit nicer
to use */
StateCache &P = PkgState[Pkg->ID];
+
+ // Check that it is not already kept
+ if (P.Mode == ModeKeep)
+ return true;
+
if (Soft == true)
P.iFlags |= AutoKept;
else
P.iFlags &= ~AutoKept;
-
- // Check that it is not already kept
- if (P.Mode == ModeKeep)
- return;
- // We dont even try to keep virtual packages..
- if (Pkg->VersionList == 0)
- return;
+ ActionGroup group(*this);
+
#if 0 // reseting the autoflag here means we lose the
// auto-mark information if a user selects a package for removal
// but changes his mind then and sets it for keep again
// - 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
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)
{
- // Simplifies other routines.
- if (Pkg.end() == true)
- return;
+ if (IsModeChangeOk(ModeDelete, Pkg, Depth, FromUser) == false)
+ return false;
- ActionGroup group(*this);
+ StateCache &P = PkgState[Pkg->ID];
// Check that it is not already marked for delete
- StateCache &P = PkgState[Pkg->ID];
- P.iFlags &= ~(AutoKept | Purge);
- if (rPurge == true)
- P.iFlags |= Purge;
-
if ((P.Mode == ModeDelete || P.InstallVer == 0) &&
(Pkg.Purge() == true || rPurge == false))
- return;
-
- // We dont even try to delete virtual packages..
- if (Pkg->VersionList == 0)
- return;
+ return true;
- // check if we are allowed to install the package
+ // 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)
+ P.iFlags |= Purge;
+
+ 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) << "MarkDelete " << Pkg << " FU=" << FromUser << std::endl;
+ std::clog << OutputInDepth(Depth) << (rPurge ? "MarkPurge " : "MarkDelete ") << Pkg << " FU=" << FromUser << std::endl;
RemoveSizes(Pkg);
RemoveStates(Pkg);
Update(Pkg);
AddSizes(Pkg);
- // if we remove the pseudo package, we also need to remove the "real"
- if (Pkg->CurrentVer != 0 && Pkg.CurrentVer().Pseudo() == true)
- MarkDelete(Pkg.Group().FindPkg("all"), rPurge, Depth+1, FromUser);
+ return true;
}
/*}}}*/
// DepCache::IsDeleteOk - check if it is ok to remove this package /*{{{*/
// ---------------------------------------------------------------------
-/* The default implementation just honors dpkg hold
- But an application using this library can override this method
- to control the MarkDelete behaviour */
+/* The default implementation tries to prevent deletion of install requests.
+ dpkg holds are enforced by the private IsModeChangeOk */
bool pkgDepCache::IsDeleteOk(PkgIterator const &Pkg,bool rPurge,
unsigned long Depth, bool FromUser)
{
- if (FromUser == false && Pkg->SelectedState == pkgCache::State::Hold && _config->FindB("APT::Ignore-Hold",false) == false)
+ 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 (DebugMarker == true)
- std::clog << OutputInDepth(Depth) << "Hold prevents MarkDelete of " << Pkg << " FU=" << FromUser << std::endl;
- return false;
+ StateCache &P = PkgState[Pkg->ID];
+ 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;
+ return false;
+ }
}
return true;
}
/*}}}*/
-// DepCache::MarkInstall - Put the package in the install state /*{{{*/
+// DepCache::IsModeChangeOk - check if it is ok to change the mode /*{{{*/
// ---------------------------------------------------------------------
-/* */
-void pkgDepCache::MarkInstall(PkgIterator const &Pkg,bool AutoInst,
- unsigned long Depth, bool FromUser,
- bool ForceImportantDeps)
+/* this is used by all Mark methods on the very first line to check sanity
+ 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 */
+static char const* PrintMode(char const mode)
{
- if (Depth > 100)
- return;
-
- // Simplifies other routines.
- if (Pkg.end() == true)
- return;
-
- ActionGroup group(*this);
+ 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";
+ }
+}
+bool pkgDepCache::IsModeChangeOk(ModeList const mode, PkgIterator const &Pkg,
+ unsigned long const Depth, bool const FromUser)
+{
+ // we are not trying to hard…
+ if (unlikely(Depth > 100))
+ return false;
+
+ // general sanity
+ if (unlikely(Pkg.end() == true || Pkg->VersionList == 0))
+ return false;
+
+ // the user is always right
+ if (FromUser == true)
+ return true;
- /* Check that it is not already marked for install and that it can be
- installed */
StateCache &P = PkgState[Pkg->ID];
- P.iFlags &= ~AutoKept;
- if ((P.InstPolicyBroken() == false && P.InstBroken() == false) &&
- (P.Mode == ModeInstall ||
- P.CandidateVer == (Version *)Pkg.CurrentVer()))
+ // 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 (P.CandidateVer == (Version *)Pkg.CurrentVer() && P.InstallVer == 0)
- MarkKeep(Pkg, false, FromUser, Depth+1);
- return;
+ if (unlikely(DebugMarker == true))
+ std::clog << OutputInDepth(Depth) << "Ignore Mark" << PrintMode(mode)
+ << " of " << Pkg << " as its mode (" << PrintMode(P.Mode)
+ << ") is protected" << std::endl;
+ return false;
}
-
+ // enforce dpkg holds
+ else if (mode != ModeKeep && Pkg->SelectedState == pkgCache::State::Hold &&
+ _config->FindB("APT::Ignore-Hold",false) == false)
+ {
+ if (unlikely(DebugMarker == true))
+ std::clog << OutputInDepth(Depth) << "Hold prevents Mark" << PrintMode(mode)
+ << " of " << Pkg << std::endl;
+ return false;
+ }
+
+ return true;
+}
+ /*}}}*/
+// DepCache::MarkInstall - Put the package in the install state /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+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;
+ }
+ // 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 false;
+
+ StateCache &P = PkgState[Pkg->ID];
+
// See if there is even any possible instalation candidate
if (P.CandidateVer == 0)
- return;
- // We dont even try to install virtual packages..
- if (Pkg->VersionList == 0)
- return;
+ return false;
+
+ /* Check that it is not already marked for install and that it can be
+ installed */
+ if ((P.InstPolicyBroken() == false && P.InstBroken() == false) &&
+ (P.Mode == ModeInstall ||
+ P.CandidateVer == (Version *)Pkg.CurrentVer()))
+ {
+ if (P.CandidateVer == (Version *)Pkg.CurrentVer() && P.InstallVer == 0)
+ 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;
/* Target the candidate version and remove the autoflag. We reset the
autoflag below if this was called recursively. Otherwise the user
if(FromUser)
{
- // Set it to manual if it's a new install or cancelling the
- // removal of a garbage package.
- if(P.Status == 2 || (!Pkg.CurrentVer().end() && !P.Marked))
+ // Set it to manual if it's a new install or already installed,
+ // but only if its not marked by the autoremover (aptitude depend on this behavior)
+ // or if we do automatic installation (aptitude never does it)
+ if(P.Status == 2 || (Pkg->CurrentVer != 0 && (AutoInst == true || P.Marked == false)))
P.Flags &= ~Flag::Auto;
}
else
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;
- DepIterator Dep = P.InstVerIter(*this).DependsList();
+ 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 = 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 frontend 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())
- {
- bool found=false;
- VerIterator instVer = Pkg.CurrentVer();
- if(!instVer.end())
- {
- for (DepIterator D = instVer.DependsList(); D.end() != true; D++)
- {
- //FIXME: deal better with or-groups(?)
- DepIterator LocalStart = D;
-
- 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;
- }
- }
- 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++;
-
- /* 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)
+ if (Pkg->CurrentVer != 0 && ForceImportantDeps == false && Start.IsCritical() == false)
{
- // 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++)
+ bool isNewImportantDep = true;
+ bool isPreviouslySatisfiedImportantDep = false;
+ for (DepIterator D = Pkg.CurrentVer().DependsList(); D.end() != true; ++D)
{
- PkgIterator Pkg(*Cache,Cache->PkgP + (*Cur)->ParentPkg);
- if (PkgState[Pkg->ID].CandidateVer != *Cur)
+ //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;
- InstPkg = Pkg;
- break;
+
+ isNewImportantDep = false;
+
+ while ((D->CompareOp & Dep::Or) != 0)
+ ++D;
+
+ isPreviouslySatisfiedImportantDep = (((*this)[D] & DepGNow) != 0);
+ if (isPreviouslySatisfiedImportantDep == true)
+ break;
}
- // Select the highest priority providing package
- if (InstPkg.end() == true)
+ if(isNewImportantDep == 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) << "new important dependency: "
+ << Start.TargetPkg().FullName() << std::endl;
}
-
- if (InstPkg.end() == false)
+ else if(isPreviouslySatisfiedImportantDep == true)
{
+ if (DebugAutoInstall == true)
+ std::clog << OutputInDepth(Depth) << "previously satisfied important dependency on "
+ << Start.TargetPkg().FullName() << std::endl;
+ }
+ 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->Type == Dep::Conflicts || Start->Type == Dep::Obsoletes ||
- Start->Type == Dep::DpkgBreaks)
+ /* 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 (Start->Type != Dep::DpkgBreaks)
- MarkDelete(Pkg,false,Depth + 1, false);
- else if (PkgState[Pkg->ID].CandidateVer != *I)
- MarkInstall(Pkg,true,Depth + 1, false, ForceImportantDeps);
+ /* The List includes all packages providing this dependency,
+ even providers which are not installed, so skip them. */
+ if (PkgState[Pkg->ID].InstallVer == 0)
+ continue;
+
+ /* 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 just honors dpkg hold
- But an application using this library can override this method
- to control the MarkInstall behaviour */
+/* 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)
{
- if (FromUser == false && Pkg->SelectedState == pkgCache::State::Hold && _config->FindB("APT::Ignore-Hold",false) == false)
+ 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))
{
- if (DebugMarker == true)
- std::clog << OutputInDepth(Depth) << "Hold prevents MarkInstall of " << Pkg << " FU=" << FromUser << std::endl;
+ // 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(Pkg.CandVersion(), 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 " << Pkg
+ << " as it is not in sync with its M-A:same sibling " << P
+ << " (" << Pkg.CandVersion() << " != " << 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) << 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());
+ return false;
+ }
+ }
+
return true;
}
/*}}}*/
/* */
void pkgDepCache::SetReInstall(PkgIterator const &Pkg,bool To)
{
- ActionGroup group(*this);
+ if (unlikely(Pkg.end() == true))
+ return;
- RemoveSizes(Pkg);
- RemoveStates(Pkg);
-
- StateCache &P = PkgState[Pkg->ID];
- if (To == true)
- P.iFlags |= ReInstall;
+ 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
- P.iFlags &= ~ReInstall;
-
- AddStates(Pkg);
- AddSizes(Pkg);
+ pkglist.insert(Pkg);
+
+ ActionGroup group(*this);
+
+ 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);
+ }
}
/*}}}*/
// DepCache::SetCandidateVersion - Change the candidate version /*{{{*/
/* */
void pkgDepCache::SetCandidateVersion(VerIterator TargetVer)
{
- ActionGroup group(*this);
-
pkgCache::PkgIterator Pkg = TargetVer.ParentPkg();
StateCache &P = PkgState[Pkg->ID];
+ if (P.CandidateVer == TargetVer)
+ return;
+
+ ActionGroup group(*this);
+
RemoveSizes(Pkg);
RemoveStates(Pkg);
- if (P.CandidateVer == P.InstallVer)
+ if (P.CandidateVer == P.InstallVer && P.Install() == true)
P.InstallVer = (Version *)TargetVer;
P.CandidateVer = (Version *)TargetVer;
P.Update(Pkg,*this);
AddStates(Pkg);
Update(Pkg);
AddSizes(Pkg);
+
}
+ /*}}}*/
+// DepCache::SetCandidateRelease - Change the candidate version /*{{{*/
+// ---------------------------------------------------------------------
+/* changes the candidate of a package and walks over all its dependencies
+ to check if it needs to change the candidate of the dependency, too,
+ to reach a installable versionstate */
+bool pkgDepCache::SetCandidateRelease(pkgCache::VerIterator TargetVer,
+ std::string const &TargetRel)
+{
+ std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> > Changed;
+ return SetCandidateRelease(TargetVer, TargetRel, Changed);
+}
+bool pkgDepCache::SetCandidateRelease(pkgCache::VerIterator TargetVer,
+ std::string const &TargetRel,
+ std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> > &Changed)
+{
+ ActionGroup group(*this);
+ SetCandidateVersion(TargetVer);
+
+ if (TargetRel == "installed" || TargetRel == "candidate") // both doesn't make sense in this context
+ return true;
+
+ pkgVersionMatch Match(TargetRel, pkgVersionMatch::Release);
+ // save the position of the last element we will not undo - if we have to
+ std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> >::iterator newChanged = --(Changed.end());
+
+ for (pkgCache::DepIterator D = TargetVer.DependsList(); D.end() == false; ++D)
+ {
+ if (D->Type != pkgCache::Dep::PreDepends && D->Type != pkgCache::Dep::Depends &&
+ ((D->Type != pkgCache::Dep::Recommends && D->Type != pkgCache::Dep::Suggests) ||
+ IsImportantDep(D) == false))
+ continue;
+
+ // walk over an or-group and check if we need to do anything
+ // for simpilicity no or-group is handled as a or-group including one dependency
+ pkgCache::DepIterator Start = D;
+ bool itsFine = false;
+ for (bool stillOr = true; stillOr == true; ++Start)
+ {
+ stillOr = (Start->CompareOp & Dep::Or) == Dep::Or;
+ pkgCache::PkgIterator const P = Start.TargetPkg();
+ // virtual packages can't be a solution
+ if (P.end() == true || (P->ProvidesList == 0 && P->VersionList == 0))
+ continue;
+ pkgCache::VerIterator const Cand = PkgState[P->ID].CandidateVerIter(*this);
+ // no versioned dependency - but is it installable?
+ if (Start.TargetVer() == 0 || Start.TargetVer()[0] == '\0')
+ {
+ // Check if one of the providers is installable
+ if (P->ProvidesList != 0)
+ {
+ pkgCache::PrvIterator Prv = P.ProvidesList();
+ for (; Prv.end() == false; ++Prv)
+ {
+ pkgCache::VerIterator const C = PkgState[Prv.OwnerPkg()->ID].CandidateVerIter(*this);
+ if (C.end() == true || C != Prv.OwnerVer() ||
+ (VersionState(C.DependsList(), DepInstall, DepCandMin, DepCandPolicy) & DepCandMin) != DepCandMin)
+ continue;
+ break;
+ }
+ if (Prv.end() == true)
+ continue;
+ }
+ // no providers, so check if we have an installable candidate version
+ else if (Cand.end() == true ||
+ (VersionState(Cand.DependsList(), DepInstall, DepCandMin, DepCandPolicy) & DepCandMin) != DepCandMin)
+ continue;
+ itsFine = true;
+ break;
+ }
+ if (Cand.end() == true)
+ continue;
+ // check if the current candidate is enough for the versioned dependency - and installable?
+ if (Start.IsSatisfied(Cand) == true &&
+ (VersionState(Cand.DependsList(), DepInstall, DepCandMin, DepCandPolicy) & DepCandMin) == DepCandMin)
+ {
+ itsFine = true;
+ break;
+ }
+ }
+
+ if (itsFine == true) {
+ // something in the or-group was fine, skip all other members
+ for (; (D->CompareOp & Dep::Or) == Dep::Or; ++D);
+ continue;
+ }
+
+ // walk again over the or-group and check each if a candidate switch would help
+ itsFine = false;
+ for (bool stillOr = true; stillOr == true; ++D)
+ {
+ stillOr = (D->CompareOp & Dep::Or) == Dep::Or;
+ // changing candidate will not help if the dependency is not versioned
+ if (D.TargetVer() == 0 || D.TargetVer()[0] == '\0')
+ {
+ if (stillOr == true)
+ continue;
+ break;
+ }
+
+ pkgCache::VerIterator V;
+ if (TargetRel == "newest")
+ V = D.TargetPkg().VersionList();
+ else
+ V = Match.Find(D.TargetPkg());
+ // check if the version from this release could satisfy the dependency
+ if (V.end() == true || D.IsSatisfied(V) == false)
+ {
+ if (stillOr == true)
+ continue;
+ break;
+ }
+
+ pkgCache::VerIterator oldCand = PkgState[D.TargetPkg()->ID].CandidateVerIter(*this);
+ if (V == oldCand)
+ {
+ // Do we already touched this Version? If so, their versioned dependencies are okay, no need to check again
+ for (std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> >::const_iterator c = Changed.begin();
+ c != Changed.end(); ++c)
+ {
+ if (c->first->ParentPkg != V->ParentPkg)
+ continue;
+ itsFine = true;
+ break;
+ }
+ }
+
+ if (itsFine == false)
+ {
+ // change the candidate
+ Changed.push_back(make_pair(V, TargetVer));
+ if (SetCandidateRelease(V, TargetRel, Changed) == false)
+ {
+ if (stillOr == false)
+ break;
+ // undo the candidate changing
+ SetCandidateVersion(oldCand);
+ Changed.pop_back();
+ continue;
+ }
+ itsFine = true;
+ }
+
+ // something in the or-group was fine, skip all other members
+ for (; (D->CompareOp & Dep::Or) == Dep::Or; ++D);
+ break;
+ }
+
+ if (itsFine == false && (D->Type == pkgCache::Dep::PreDepends || D->Type == pkgCache::Dep::Depends))
+ {
+ // undo all changes which aren't lead to a solution
+ for (std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> >::const_iterator c = ++newChanged;
+ c != Changed.end(); ++c)
+ SetCandidateVersion(c->first);
+ Changed.erase(newChanged, Changed.end());
+ return false;
+ }
+ }
+ return true;
+}
+ /*}}}*/
+// DepCache::MarkAuto - set the Auto flag for a package /*{{{*/
+// ---------------------------------------------------------------------
+/* */
void pkgDepCache::MarkAuto(const PkgIterator &Pkg, bool Auto)
{
StateCache &state = PkgState[Pkg->ID];
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 /*{{{*/
// ---------------------------------------------------------------------
/* The default just returns the highest available version that is not
a source and automatic. */
-pkgCache::VerIterator pkgDepCache::Policy::GetCandidateVer(PkgIterator Pkg)
+pkgCache::VerIterator pkgDepCache::Policy::GetCandidateVer(PkgIterator const &Pkg)
{
/* 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)
+ 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 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;
}
/*}}}*/
-pkgDepCache::DefaultRootSetFunc::DefaultRootSetFunc() /*{{{*/
- : constructedSuccessfully(false)
-{
- Configuration::Item const *Opts;
- Opts = _config->Tree("APT::NeverAutoRemove");
- if (Opts != 0 && Opts->Child != 0)
- {
- Opts = Opts->Child;
- for (; Opts != 0; Opts = Opts->Next)
- {
- if (Opts->Value.empty() == true)
- continue;
-
- regex_t *p = new regex_t;
- if(regcomp(p,Opts->Value.c_str(),
- REG_EXTENDED | REG_ICASE | REG_NOSUB) != 0)
- {
- regfree(p);
- delete p;
- _error->Error("Regex compilation error for APT::NeverAutoRemove");
- return;
- }
-
- rootSetRegexp.push_back(p);
- }
- }
-
- constructedSuccessfully = true;
-}
- /*}}}*/
-pkgDepCache::DefaultRootSetFunc::~DefaultRootSetFunc() /*{{{*/
-{
- for(unsigned int i = 0; i < rootSetRegexp.size(); i++)
- {
- regfree(rootSetRegexp[i]);
- delete rootSetRegexp[i];
- }
-}
- /*}}}*/
-bool pkgDepCache::DefaultRootSetFunc::InRootSet(const pkgCache::PkgIterator &pkg) /*{{{*/
-{
- for(unsigned int i = 0; i < rootSetRegexp.size(); i++)
- if (regexec(rootSetRegexp[i], pkg.Name(), 0, 0, 0) == 0)
- return true;
-
- 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() /*{{{*/
{
bool pkgDepCache::MarkFollowsSuggests()
{
- return _config->FindB("APT::AutoRemove::SuggestsImportant", false);
+ return _config->FindB("APT::AutoRemove::SuggestsImportant", true);
}
// pkgDepCache::MarkRequired - the main mark algorithm /*{{{*/
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)
+ map_id_t const PackagesCount = Head().PackageCount;
+ for(map_id_t i = 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)
{
if(!(PkgState[p->ID].Flags & Flag::Auto) ||
(p->Flags & Flag::Essential) ||
- userFunc.InRootSet(p))
-
+ (p->Flags & Flag::Important) ||
+ 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) ||
+ // packages which can't be changed (like holds) can't be garbage
+ (IsModeChangeOk(ModeGarbage, p, 0, false) == false))
{
// the package is installed (and set to keep)
if(PkgState[p->ID].Keep() && !p.CurrentVer().end())
return;
VerIterator const currver = pkg.CurrentVer();
- VerIterator const candver = state.CandidateVerIter(*this);
VerIterator const instver = state.InstVerIter(*this);
#if 0
+ VerIterator const candver = state.CandidateVerIter(*this);
+
// 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
if(ver.end() == true)
return;
- // If the version belongs to a Multi-Arch all package
- // we will mark all others in this Group with this version also
- // Beware: We compare versions here the lazy way: string comparision
- // this is bad if multiple repositories provide different versions
- // of the package with an identical version number - but even in this
- // case the dependencies are likely the same.
- if (ver->MultiArch == pkgCache::Version::All &&
- strcmp(ver.Arch(true), "all") == 0)
- {
- GrpIterator G = pkg.Group();
- const char* const VerStr = ver.VerStr();
- for (PkgIterator P = G.FindPkg("any");
- P.end() != true; P = G.NextPkg(P))
- {
- for (VerIterator V = P.VersionList();
- V.end() != true; ++V)
- {
- if (strcmp(VerStr, V.VerStr()) != 0)
- continue;
- MarkPackage(P, V, follow_recommends, follow_suggests);
- break;
- }
- }
- }
-
for(DepIterator d = ver.DependsList(); !d.end(); ++d)
{
if(d->Type == Dep::Depends ||
for(VerIterator V = d.TargetPkg().VersionList();
!V.end(); ++V)
{
- if(_system->VS->CheckDep(V.VerStr(), d->CompareOp, d.TargetVer()))
+ if(d.IsSatisfied(V))
{
if(debug_autoremove)
{
for(PrvIterator prv=d.TargetPkg().ProvidesList();
!prv.end(); ++prv)
{
- if(_system->VS->CheckDep(prv.ProvideVersion(), d->CompareOp,
- d.TargetVer()))
+ if(d.IsSatisfied(prv))
{
if(debug_autoremove)
{
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