diff options
Diffstat (limited to 'apt-pkg/pkgcache.cc')
| -rw-r--r-- | apt-pkg/pkgcache.cc | 60 |
1 files changed, 57 insertions, 3 deletions
diff --git a/apt-pkg/pkgcache.cc b/apt-pkg/pkgcache.cc index 997c70768..1de33ff9b 100644 --- a/apt-pkg/pkgcache.cc +++ b/apt-pkg/pkgcache.cc @@ -238,7 +238,7 @@ pkgCache::PkgIterator pkgCache::FindPkg(const string &Name) { // --------------------------------------------------------------------- /* Returns 0 on error, pointer to the package otherwise */ pkgCache::PkgIterator pkgCache::FindPkg(const string &Name, string const &Arch) { - if (MultiArchCache() == false) { + if (MultiArchCache() == false && Arch != "none") { if (Arch == "native" || Arch == "all" || Arch == "any" || Arch == NativeArch()) return SingleArchFindPkg(Name); @@ -376,6 +376,10 @@ pkgCache::PkgIterator pkgCache::GrpIterator::FindPreferredPkg(bool const &Prefer if (Pkg.end() == false && (PreferNonVirtual == false || Pkg->VersionList != 0)) return Pkg; } + // packages without an architecture + Pkg = FindPkg("none"); + if (Pkg.end() == false && (PreferNonVirtual == false || Pkg->VersionList != 0)) + return Pkg; if (PreferNonVirtual == true) return FindPreferredPkg(false); @@ -686,8 +690,29 @@ void pkgCache::DepIterator::GlobOr(DepIterator &Start,DepIterator &End) on virtual packages. */ bool pkgCache::DepIterator::IsIgnorable(PkgIterator const &Pkg) const { - if (ParentPkg() == TargetPkg()) - return IsNegative(); + if (IsNegative() == false) + return false; + + pkgCache::PkgIterator PP = ParentPkg(); + pkgCache::PkgIterator PT = TargetPkg(); + if (PP->Group != PT->Group) + return false; + // self-conflict + if (PP == PT) + return true; + pkgCache::VerIterator PV = ParentVer(); + // ignore group-conflict on a M-A:same package - but not our implicit dependencies + // so that we can have M-A:same packages conflicting with their own real name + if ((PV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same) + { + // Replaces: ${self}:other ( << ${binary:Version}) + if (S->Type == pkgCache::Dep::Replaces && S->CompareOp == pkgCache::Dep::Less && strcmp(PV.VerStr(), TargetVer()) == 0) + return false; + // Breaks: ${self}:other (!= ${binary:Version}) + if (S->Type == pkgCache::Dep::DpkgBreaks && S->CompareOp == pkgCache::Dep::NotEquals && strcmp(PV.VerStr(), TargetVer()) == 0) + return false; + return true; + } return false; } @@ -708,6 +733,21 @@ bool pkgCache::DepIterator::IsIgnorable(PrvIterator const &Prv) const return false; } /*}}}*/ +// DepIterator::IsMultiArchImplicit - added by the cache generation /*{{{*/ +// --------------------------------------------------------------------- +/* MultiArch can be translated to SingleArch for an resolver and we did so, + by adding dependencies to help the resolver understand the problem, but + sometimes it is needed to identify these to ignore them… */ +bool pkgCache::DepIterator::IsMultiArchImplicit() const +{ + if (ParentPkg()->Arch != TargetPkg()->Arch && + (S->Type == pkgCache::Dep::Replaces || + S->Type == pkgCache::Dep::DpkgBreaks || + S->Type == pkgCache::Dep::Conflicts)) + return true; + return false; +} + /*}}}*/ // ostream operator to handle string representation of a dependecy /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -946,3 +986,17 @@ pkgCache::DescIterator pkgCache::VerIterator::TranslatedDescription() const }; /*}}}*/ +// PrvIterator::IsMultiArchImplicit - added by the cache generation /*{{{*/ +// --------------------------------------------------------------------- +/* MultiArch can be translated to SingleArch for an resolver and we did so, + by adding provides to help the resolver understand the problem, but + sometimes it is needed to identify these to ignore them… */ +bool pkgCache::PrvIterator::IsMultiArchImplicit() const +{ + pkgCache::PkgIterator const Owner = OwnerPkg(); + pkgCache::PkgIterator const Parent = ParentPkg(); + if (strcmp(Owner.Arch(), Parent.Arch()) != 0 || Owner->Name == Parent->Name) + return true; + return false; +} + /*}}}*/ |