-class pkgCache::DepIterator
-{
- Dependency *Dep;
- enum {DepVer, DepRev} Type;
- pkgCache *Owner;
-
- void _dummy();
-
- public:
-
- // Iteration
- void operator ++(int) {if (Dep != Owner->DepP) Dep = Owner->DepP +
- (Type == DepVer?Dep->NextDepends:Dep->NextRevDepends);};
- inline void operator ++() {operator ++(0);};
- inline bool end() const {return Owner == 0 || Dep == Owner->DepP?true:false;};
-
- // Comparison
- inline bool operator ==(const DepIterator &B) const {return Dep == B.Dep;};
- inline bool operator !=(const DepIterator &B) const {return Dep != B.Dep;};
-
- // Accessors
- inline Dependency *operator ->() {return Dep;};
- inline Dependency const *operator ->() const {return Dep;};
- inline Dependency &operator *() {return *Dep;};
- inline Dependency const &operator *() const {return *Dep;};
- inline operator Dependency *() {return Dep == Owner->DepP?0:Dep;};
- inline operator Dependency const *() const {return Dep == Owner->DepP?0:Dep;};
- inline pkgCache *Cache() {return Owner;};
-
- inline const char *TargetVer() const {return Dep->Version == 0?0:Owner->StrP + Dep->Version;};
- inline PkgIterator TargetPkg() {return PkgIterator(*Owner,Owner->PkgP + Dep->Package);};
- inline PkgIterator SmartTargetPkg() {PkgIterator R(*Owner,0);SmartTargetPkg(R);return R;};
- inline VerIterator ParentVer() {return VerIterator(*Owner,Owner->VerP + Dep->ParentVer);};
- inline PkgIterator ParentPkg() {return PkgIterator(*Owner,Owner->PkgP + Owner->VerP[Dep->ParentVer].ParentPkg);};
- inline bool Reverse() {return Type == DepRev;};
- inline unsigned long Index() const {return Dep - Owner->DepP;};
- bool IsCritical();
- void GlobOr(DepIterator &Start,DepIterator &End);
- Version **AllTargets();
- bool SmartTargetPkg(PkgIterator &Result);
- inline const char *CompType() {return Owner->CompType(Dep->CompareOp);};
- inline const char *DepType() {return Owner->DepType(Dep->Type);};
-
- inline DepIterator(pkgCache &Owner,Dependency *Trg,Version * = 0) :
- Dep(Trg), Type(DepVer), Owner(&Owner)
- {
- if (Dep == 0)
- Dep = Owner.DepP;
- };
- inline DepIterator(pkgCache &Owner,Dependency *Trg,Package *) :
- Dep(Trg), Type(DepRev), Owner(&Owner)
- {
- if (Dep == 0)
- Dep = Owner.DepP;
- };
- inline DepIterator() : Dep(0), Type(DepVer), Owner(0) {};
+class pkgCache::DepIterator : public Iterator<Dependency, DepIterator> {
+ enum {DepVer, DepRev} Type;
+ DependencyData * S2;
+
+ public:
+ inline Dependency* OwnerPointer() const {
+ return (Owner != 0) ? Owner->DepP : 0;
+ }
+
+ // Iteration
+ DepIterator& operator++();
+ inline DepIterator operator++(int) { DepIterator const tmp(*this); operator++(); return tmp; }
+
+ // Accessors
+ inline const char *TargetVer() const {return S2->Version == 0?0:Owner->StrP + S2->Version;}
+ inline PkgIterator TargetPkg() const {return PkgIterator(*Owner,Owner->PkgP + S2->Package);}
+ inline PkgIterator SmartTargetPkg() const {PkgIterator R(*Owner,0);SmartTargetPkg(R);return R;}
+ inline VerIterator ParentVer() const {return VerIterator(*Owner,Owner->VerP + S->ParentVer);}
+ inline PkgIterator ParentPkg() const {return PkgIterator(*Owner,Owner->PkgP + Owner->VerP[S->ParentVer].ParentPkg);}
+ inline bool Reverse() const {return Type == DepRev;}
+ bool IsCritical() const APT_PURE;
+ bool IsNegative() const APT_PURE;
+ bool IsIgnorable(PrvIterator const &Prv) const APT_PURE;
+ bool IsIgnorable(PkgIterator const &Pkg) const APT_PURE;
+ /* 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… */
+ inline bool IsMultiArchImplicit() const APT_PURE {
+ return (S2->CompareOp & pkgCache::Dep::MultiArchImplicit) == pkgCache::Dep::MultiArchImplicit;
+ }
+ /* This covers additionally negative dependencies, which aren't arch-specific,
+ but change architecture nonetheless as a Conflicts: foo does applies for all archs */
+ bool IsImplicit() const APT_PURE;
+
+ bool IsSatisfied(VerIterator const &Ver) const APT_PURE;
+ bool IsSatisfied(PrvIterator const &Prv) const APT_PURE;
+ void GlobOr(DepIterator &Start,DepIterator &End);
+ Version **AllTargets() const;
+ bool SmartTargetPkg(PkgIterator &Result) const;
+ inline const char *CompType() const {return Owner->CompType(S2->CompareOp);}
+ inline const char *DepType() const {return Owner->DepType(S2->Type);}
+
+ // overrides because we are special
+ struct DependencyProxy
+ {
+ map_stringitem_t &Version;
+ map_pointer_t &Package;
+ map_id_t &ID;
+ unsigned char &Type;
+ unsigned char &CompareOp;
+ map_pointer_t &ParentVer;
+ map_pointer_t &DependencyData;
+ map_pointer_t &NextRevDepends;
+ map_pointer_t &NextDepends;
+ map_pointer_t &NextData;
+ DependencyProxy const * operator->() const { return this; }
+ DependencyProxy * operator->() { return this; }
+ };
+ inline DependencyProxy operator->() const {return (DependencyProxy) { S2->Version, S2->Package, S->ID, S2->Type, S2->CompareOp, S->ParentVer, S->DependencyData, S->NextRevDepends, S->NextDepends, S2->NextData };}
+ inline DependencyProxy operator->() {return (DependencyProxy) { S2->Version, S2->Package, S->ID, S2->Type, S2->CompareOp, S->ParentVer, S->DependencyData, S->NextRevDepends, S->NextDepends, S2->NextData };}
+ void ReMap(void const * const oldMap, void const * const newMap)
+ {
+ Iterator<Dependency, DepIterator>::ReMap(oldMap, newMap);
+ if (Owner == 0 || S == 0 || S2 == 0)
+ return;
+ S2 += (DependencyData const * const)(newMap) - (DependencyData const * const)(oldMap);
+ }
+
+ //Nice printable representation
+ friend std::ostream& operator <<(std::ostream& out, DepIterator D);
+
+ inline DepIterator(pkgCache &Owner, Dependency *Trg, Version* = 0) :
+ Iterator<Dependency, DepIterator>(Owner, Trg), Type(DepVer), S2(Trg == 0 ? Owner.DepDataP : (Owner.DepDataP + Trg->DependencyData)) {
+ if (S == 0)
+ S = Owner.DepP;
+ }
+ inline DepIterator(pkgCache &Owner, Dependency *Trg, Package*) :
+ Iterator<Dependency, DepIterator>(Owner, Trg), Type(DepRev), S2(Trg == 0 ? Owner.DepDataP : (Owner.DepDataP + Trg->DependencyData)) {
+ if (S == 0)
+ S = Owner.DepP;
+ }
+ inline DepIterator() : Iterator<Dependency, DepIterator>(), Type(DepVer), S2(0) {}
projects / apt.git / blobdiff