/*}}}*/
#ifndef PKGLIB_CACHEITERATORS_H
#define PKGLIB_CACHEITERATORS_H
+#include<iterator>
+
+#include<string.h>
// abstract Iterator template /*{{{*/
/* This template provides the very basic iterator methods we
need to have for doing some walk-over-the-cache magic */
-template<typename Str, typename Itr> class pkgCache::Iterator {
+template<typename Str, typename Itr> class pkgCache::Iterator :
+ public std::iterator<std::forward_iterator_tag, Str> {
protected:
Str *S;
pkgCache *Owner;
inline operator Str const *() const {return S == OwnerPointer() ? 0 : S;};
inline Str &operator *() {return *S;};
inline Str const &operator *() const {return *S;};
- inline pkgCache *Cache() {return Owner;};
+ inline pkgCache *Cache() const {return Owner;};
// Mixed stuff
inline void operator =(const Itr &B) {S = B.S; Owner = B.Owner;};
inline const char *Name() const {return S->Name == 0?0:Owner->StrP + S->Name;};
inline PkgIterator PackageList() const;
PkgIterator FindPkg(string Arch = "any");
+ /** \brief find the package with the "best" architecture
+
+ The best architecture is either the "native" or the first
+ in the list of Architectures which is not an end-Pointer */
+ PkgIterator FindPreferredPkg();
PkgIterator NextPkg(PkgIterator const &Pkg);
// Constructors
// Comparison
int CompareVer(const VerIterator &B) const;
+ /** \brief compares two version and returns if they are similar
+
+ This method should be used to identify if two pseudo versions are
+ refering to the same "real" version */
+ inline bool SimilarVer(const VerIterator &B) const {
+ return (B.end() == false && S->Hash == B->Hash && strcmp(VerStr(), B.VerStr()) == 0);
+ };
// Accessors
inline const char *VerStr() const {return S->VerStr == 0?0:Owner->StrP + S->VerStr;};
inline PrvIterator ProvidesList() const;
inline VerFileIterator FileList() const;
bool Downloadable() const;
- inline const char *PriorityType() {return Owner->Priority(S->Priority);};
- string RelStr();
+ inline const char *PriorityType() const {return Owner->Priority(S->Priority);};
+ string RelStr() const;
bool Automatic() const;
bool Pseudo() const;