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-rw-r--r--apt-pkg/depcache.cc399
1 files changed, 330 insertions, 69 deletions
diff --git a/apt-pkg/depcache.cc b/apt-pkg/depcache.cc
index 0f30f13c2..2c7cdd5c2 100644
--- a/apt-pkg/depcache.cc
+++ b/apt-pkg/depcache.cc
@@ -17,6 +17,7 @@
#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>
@@ -164,34 +165,46 @@ bool pkgDepCache::Init(OpProgress *Prog)
bool pkgDepCache::readStateFile(OpProgress *Prog) /*{{{*/
{
FileFd state_file;
- string state = _config->FindDir("Dir::State") + "extended_states";
+ string const state = _config->FindDir("Dir::State") + "extended_states";
if(FileExists(state)) {
state_file.Open(state, FileFd::ReadOnly);
- int file_size = state_file.Size();
+ int const file_size = state_file.Size();
if(Prog != NULL)
Prog->OverallProgress(0, file_size, 1,
_("Reading state information"));
pkgTagFile tagfile(&state_file);
pkgTagSection section;
- int amt=0;
- bool debug_autoremove=_config->FindB("Debug::pkgAutoRemove",false);
+ int amt = 0;
+ bool const debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false);
while(tagfile.Step(section)) {
- string pkgname = section.FindS("Package");
- pkgCache::PkgIterator pkg=Cache->FindPkg(pkgname);
- // Silently ignore unknown packages and packages with no actual
- // version.
- if(!pkg.end() && !pkg.VersionList().end()) {
- short reason = section.FindI("Auto-Installed", 0);
- if(reason > 0)
- PkgState[pkg->ID].Flags |= Flag::Auto;
- if(debug_autoremove)
- std::clog << "Auto-Installed : " << pkgname << std::endl;
- amt+=section.size();
- if(Prog != NULL)
- Prog->OverallProgress(amt, file_size, 1,
- _("Reading state information"));
+ string const pkgname = section.FindS("Package");
+ string pkgarch = section.FindS("Architecture");
+ if (pkgarch.empty() == true)
+ pkgarch = "any";
+ pkgCache::PkgIterator pkg = Cache->FindPkg(pkgname, pkgarch);
+ // Silently ignore unknown packages and packages with no actual version.
+ if(pkg.end() == true || pkg->VersionList == 0)
+ continue;
+
+ short const reason = section.FindI("Auto-Installed", 0);
+ if(reason > 0)
+ {
+ PkgState[pkg->ID].Flags |= Flag::Auto;
+ if (unlikely(debug_autoremove))
+ std::clog << "Auto-Installed : " << pkg.FullName() << std::endl;
+ if (pkgarch == "any")
+ {
+ pkgCache::GrpIterator G = pkg.Group();
+ for (pkg = G.NextPkg(pkg); pkg.end() != true; pkg = G.NextPkg(pkg))
+ if (pkg->VersionList != 0)
+ PkgState[pkg->ID].Flags |= Flag::Auto;
+ }
}
+ amt += section.size();
+ if(Prog != NULL)
+ Prog->OverallProgress(amt, file_size, 1,
+ _("Reading state information"));
}
if(Prog != NULL)
Prog->OverallProgress(file_size, file_size, 1,
@@ -203,13 +216,13 @@ bool pkgDepCache::readStateFile(OpProgress *Prog) /*{{{*/
/*}}}*/
bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) /*{{{*/
{
- bool debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false);
+ bool const debug_autoremove = _config->FindB("Debug::pkgAutoRemove",false);
if(debug_autoremove)
std::clog << "pkgDepCache::writeStateFile()" << std::endl;
FileFd StateFile;
- string state = _config->FindDir("Dir::State") + "extended_states";
+ string const state = _config->FindDir("Dir::State") + "extended_states";
// if it does not exist, create a empty one
if(!FileExists(state))
@@ -224,7 +237,7 @@ bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) /*{{{*/
state.c_str());
FILE *OutFile;
- string outfile = state + ".tmp";
+ 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());
@@ -235,46 +248,72 @@ bool pkgDepCache::writeStateFile(OpProgress *prog, bool InstalledOnly) /*{{{*/
std::set<string> pkgs_seen;
const char *nullreorderlist[] = {0};
while(tagfile.Step(section)) {
- string pkgname = section.FindS("Package");
+ string const pkgname = section.FindS("Package");
+ string pkgarch = section.FindS("Architecture");
+ if (pkgarch.empty() == true)
+ pkgarch = "native";
// Silently ignore unknown packages and packages with no actual
// version.
- pkgCache::PkgIterator pkg=Cache->FindPkg(pkgname);
+ pkgCache::PkgIterator pkg = Cache->FindPkg(pkgname, pkgarch);
if(pkg.end() || pkg.VersionList().end())
continue;
- bool newAuto = (PkgState[pkg->ID].Flags & Flag::Auto);
+ StateCache const &P = PkgState[pkg->ID];
+ bool newAuto = (P.Flags & Flag::Auto);
+ // skip not installed or now-removed ones if requested
+ if (InstalledOnly && (
+ (pkg->CurrentVer == 0 && P.Mode != ModeInstall) ||
+ (pkg->CurrentVer != 0 && P.Mode == ModeDelete)))
+ {
+ // The section is obsolete if it contains no other tag
+ unsigned int const count = section.Count();
+ if (count < 2 ||
+ (count == 2 && section.Exists("Auto-Installed")) ||
+ (count == 3 && section.Exists("Auto-Installed") && section.Exists("Architecture")))
+ continue;
+ else
+ newAuto = false;
+ }
if(_config->FindB("Debug::pkgAutoRemove",false))
std::clog << "Update existing AutoInstall info: "
- << pkg.Name() << std::endl;
- TFRewriteData rewrite[2];
- rewrite[0].Tag = "Auto-Installed";
- rewrite[0].Rewrite = newAuto ? "1" : "0";
+ << pkg.FullName() << std::endl;
+ TFRewriteData rewrite[3];
+ rewrite[0].Tag = "Architecture";
+ rewrite[0].Rewrite = pkg.Arch();
rewrite[0].NewTag = 0;
- rewrite[1].Tag = 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");
- pkgs_seen.insert(pkgname);
+ 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++) {
- if(PkgState[pkg->ID].Flags & Flag::Auto) {
- if (pkgs_seen.find(pkg.Name()) != pkgs_seen.end()) {
+ 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.Name() << std::endl;
+ std::clog << "Skipping already written " << pkg.FullName() << std::endl;
continue;
}
- // skip not installed ones if requested
- if(InstalledOnly && pkg->CurrentVer == 0)
- continue;
+ // skip not installed ones if requested
+ if (InstalledOnly && (
+ (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.Name() << std::endl;
+ std::clog << "Writing new AutoInstall: " << pkg.FullName() << std::endl;
ostr.str(string(""));
- ostr << "Package: " << pkg.Name()
+ ostr << "Package: " << pkg.Name()
+ << "\nArchitecture: " << pkgarch
<< "\nAuto-Installed: 1\n\n";
fprintf(OutFile,"%s",ostr.str().c_str());
- fprintf(OutFile,"\n");
}
}
fclose(OutFile);
@@ -596,6 +635,107 @@ void pkgDepCache::UpdateVerState(PkgIterator Pkg)
}
}
/*}}}*/
+// 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
@@ -609,9 +749,13 @@ void pkgDepCache::Update(OpProgress *Prog)
iKeepCount = 0;
iBrokenCount = 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++)
{
if (Prog != 0 && Done%20 == 0)
@@ -619,7 +763,7 @@ void pkgDepCache::Update(OpProgress *Prog)
for (VerIterator V = I.VersionList(); V.end() != true; V++)
{
unsigned char Group = 0;
-
+
for (DepIterator D = V.DependsList(); D.end() != true; D++)
{
// Build the dependency state.
@@ -637,16 +781,105 @@ void pkgDepCache::Update(OpProgress *Prog)
D->Type == Dep::DpkgBreaks ||
D->Type == Dep::Obsoletes)
State = ~State;
- }
+ }
}
- // Compute the pacakge dependency state and size additions
+ // Compute the package dependency state and size additions
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 (Prog != 0)
+ 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)
Prog->Progress(Done);
readStateFile(Prog);
@@ -813,6 +1046,10 @@ void pkgDepCache::MarkDelete(PkgIterator const &Pkg, bool rPurge,
AddStates(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);
}
/*}}}*/
// DepCache::IsDeleteOk - check if it is ok to remove this package /*{{{*/
@@ -1339,7 +1576,7 @@ bool pkgDepCache::MarkRequired(InRootSetFunc &userFunc)
// debug output
if(debug_autoremove && PkgState[p->ID].Flags & Flag::Auto)
- std::clog << "AutoDep: " << p.Name() << std::endl;
+ std::clog << "AutoDep: " << p.FullName() << std::endl;
}
// init vars
@@ -1373,13 +1610,18 @@ bool pkgDepCache::MarkRequired(InRootSetFunc &userFunc)
// MarkPackage - mark a single package in Mark-and-Sweep /*{{{*/
void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg,
const pkgCache::VerIterator &ver,
- bool follow_recommends,
- bool follow_suggests)
+ bool const &follow_recommends,
+ bool const &follow_suggests)
{
pkgDepCache::StateCache &state = PkgState[pkg->ID];
- VerIterator currver = pkg.CurrentVer();
- VerIterator candver = state.CandidateVerIter(*this);
- VerIterator instver = state.InstVerIter(*this);
+
+ // if we are marked already we are done
+ if(state.Marked)
+ return;
+
+ VerIterator const currver = pkg.CurrentVer();
+ VerIterator const candver = state.CandidateVerIter(*this);
+ VerIterator const instver = state.InstVerIter(*this);
#if 0
// If a package was garbage-collected but is now being marked, we
@@ -1405,15 +1647,11 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg,
!(ver == currver && instver.end() && !ver.end()))
return;
- // if we are marked already we are done
- if(state.Marked)
- return;
+ bool const debug_autoremove = _config->FindB("Debug::pkgAutoRemove", false);
- bool debug_autoremove = _config->FindB("Debug::pkgAutoRemove", false);
-
if(debug_autoremove)
{
- std::clog << "Marking: " << pkg.Name();
+ std::clog << "Marking: " << pkg.FullName();
if(!ver.end())
std::clog << " " << ver.VerStr();
if(!currver.end())
@@ -1425,8 +1663,34 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg,
state.Marked=true;
- if(!ver.end())
+ 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 ||
@@ -1444,10 +1708,9 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg,
{
if(debug_autoremove)
{
- std::clog << "Following dep: " << d.ParentPkg().Name()
+ std::clog << "Following dep: " << d.ParentPkg().FullName()
<< " " << d.ParentVer().VerStr() << " "
- << d.DepType() << " "
- << d.TargetPkg().Name();
+ << d.DepType() << " " << d.TargetPkg().FullName();
if((d->CompareOp & ~pkgCache::Dep::Or) != pkgCache::Dep::NoOp)
{
std::clog << " (" << d.CompType() << " "
@@ -1455,7 +1718,7 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg,
}
std::clog << std::endl;
}
- MarkPackage(V.ParentPkg(), V,
+ MarkPackage(V.ParentPkg(), V,
follow_recommends, follow_suggests);
}
}
@@ -1468,17 +1731,16 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg,
{
if(debug_autoremove)
{
- std::clog << "Following dep: " << d.ParentPkg().Name()
- << " " << d.ParentVer().VerStr() << " "
- << d.DepType() << " "
- << d.TargetPkg().Name();
+ 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().Name() << " "
+ << prv.OwnerPkg().FullName() << " "
<< prv.OwnerVer().VerStr()
<< std::endl;
}
@@ -1489,7 +1751,6 @@ void pkgDepCache::MarkPackage(const pkgCache::PkgIterator &pkg,
}
}
}
- }
}
/*}}}*/
bool pkgDepCache::Sweep() /*{{{*/
@@ -1511,7 +1772,7 @@ bool pkgDepCache::Sweep() /*{{{*/
{
state.Garbage=true;
if(debug_autoremove)
- std::clog << "Garbage: " << p.Name() << std::endl;
+ std::clog << "Garbage: " << p.FullName() << std::endl;
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 20:52:05 +0000