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-rw-r--r--apt-pkg/cacheset.h110
1 files changed, 99 insertions, 11 deletions
diff --git a/apt-pkg/cacheset.h b/apt-pkg/cacheset.h
index 411b31513..a23659efb 100644
--- a/apt-pkg/cacheset.h
+++ b/apt-pkg/cacheset.h
@@ -14,6 +14,7 @@
#include <list>
#include <map>
#include <set>
+#include <list>
#include <string>
#include <iterator>
@@ -159,8 +160,8 @@ template<class Container> class PackageContainer : public PackageContainerInterf
Container _cont;
public: /*{{{*/
/** \brief smell like a pkgCache::PkgIterator */
- class const_iterator : public PackageContainerInterface::const_iterator,
- public std::iterator<std::forward_iterator_tag, typename Container::const_iterator> {/*{{{*/
+ class const_iterator : public PackageContainerInterface::const_iterator,/*{{{*/
+ public std::iterator<std::forward_iterator_tag, typename Container::const_iterator> {
typename Container::const_iterator _iter;
public:
const_iterator(typename Container::const_iterator i) : _iter(i) {}
@@ -172,22 +173,37 @@ public: /*{{{*/
inline bool operator==(const_iterator const &i) const { return _iter == i._iter; };
friend std::ostream& operator<<(std::ostream& out, const_iterator i) { return operator<<(out, *i); }
};
- // we are not going to allow modify our pkgiterators (it doesn't make sense)…
- typedef APT::PackageContainer<Container>::const_iterator iterator;
+ class iterator : public PackageContainerInterface::const_iterator,
+ public std::iterator<std::forward_iterator_tag, typename Container::iterator> {
+ typename Container::iterator _iter;
+ public:
+ iterator(typename Container::iterator i) : _iter(i) {}
+ pkgCache::PkgIterator getPkg(void) const { return *_iter; }
+ inline pkgCache::PkgIterator operator*(void) const { return *_iter; };
+ operator typename Container::iterator(void) const { return _iter; }
+ operator typename PackageContainer<Container>::const_iterator() { return PackageContainer<Container>::const_iterator(_iter); }
+ inline void operator++(void) { ++_iter; };
+ inline bool operator!=(iterator const &i) const { return _iter != i._iter; };
+ inline bool operator==(iterator const &i) const { return _iter == i._iter; };
+ friend std::ostream& operator<<(std::ostream& out, iterator i) { return operator<<(out, *i); }
+ };
/*}}}*/
bool insert(pkgCache::PkgIterator const &P) { if (P.end() == true) return false; _cont.insert(P); return true; };
template<class Cont> void insert(PackageContainer<Cont> const &pkgcont) { _cont.insert((typename Cont::const_iterator)pkgcont.begin(), (typename Cont::const_iterator)pkgcont.end()); };
void insert(const_iterator begin, const_iterator end) { _cont.insert(begin, end); };
+
bool empty() const { return _cont.empty(); };
void clear() { return _cont.clear(); };
- void erase(iterator position) { _cont.erase((typename Container::const_iterator)position); };
+ void erase(iterator position) { _cont.erase((typename Container::iterator)position); };
size_t erase(const pkgCache::PkgIterator x) { return _cont.erase(x); };
void erase(iterator first, iterator last) { _cont.erase(first, last); };
size_t size() const { return _cont.size(); };
const_iterator begin() const { return const_iterator(_cont.begin()); };
const_iterator end() const { return const_iterator(_cont.end()); };
+ iterator begin() { return iterator(_cont.begin()); };
+ iterator end() { return iterator(_cont.end()); };
const_iterator find(pkgCache::PkgIterator const &P) const { return const_iterator(_cont.find(P)); };
void setConstructor(Constructor const &by) { ConstructedBy = by; };
@@ -318,7 +334,25 @@ private: /*{{{*/
Constructor ConstructedBy;
/*}}}*/
}; /*}}}*/
+
+template<> template<class Cont> void PackageContainer<std::list<pkgCache::PkgIterator> >::insert(PackageContainer<Cont> const &pkgcont) {
+ for (typename PackageContainer<Cont>::const_iterator p = pkgcont.begin(); p != pkgcont.end(); ++p)
+ _cont.push_back(*p);
+};
+// these two are 'inline' as otherwise the linker has problems with seeing these untemplated
+// specializations again and again - but we need to see them, so that library users can use them
+template<> inline bool PackageContainer<std::list<pkgCache::PkgIterator> >::insert(pkgCache::PkgIterator const &P) {
+ if (P.end() == true)
+ return false;
+ _cont.push_back(P);
+ return true;
+};
+template<> inline void PackageContainer<std::list<pkgCache::PkgIterator> >::insert(const_iterator begin, const_iterator end) {
+ for (const_iterator p = begin; p != end; ++p)
+ _cont.push_back(*p);
+};
typedef PackageContainer<std::set<pkgCache::PkgIterator> > PackageSet;
+typedef PackageContainer<std::list<pkgCache::PkgIterator> > PackageList;
class VersionContainerInterface { /*{{{*/
/** \class APT::VersionContainerInterface
@@ -406,6 +440,13 @@ public:
std::list<Modifier> const &mods,
CacheSetHelper &helper);
+
+ static bool FromDependency(VersionContainerInterface * const vci,
+ pkgCacheFile &Cache,
+ pkgCache::DepIterator const &D,
+ Version const &selector,
+ CacheSetHelper &helper);
+
protected: /*{{{*/
/** \brief returns the candidate version of the package
@@ -425,7 +466,7 @@ protected: /*{{{*/
};
/*}}}*/
template<class Container> class VersionContainer : public VersionContainerInterface {/*{{{*/
-/** \class APT::PackageContainer
+/** \class APT::VersionContainer
Simple wrapper around a container class like std::set to provide a similar
interface to a set of versions as to the complete set of all versions in the
@@ -446,8 +487,20 @@ public: /*{{{*/
inline bool operator==(const_iterator const &i) const { return _iter == i._iter; };
friend std::ostream& operator<<(std::ostream& out, const_iterator i) { return operator<<(out, *i); }
};
- // we are not going to allow modify our veriterators (it doesn't make sense)…
- typedef APT::VersionContainer<Container>::const_iterator iterator;
+ class iterator : public VersionContainerInterface::const_iterator,
+ public std::iterator<std::forward_iterator_tag, typename Container::iterator> {
+ typename Container::iterator _iter;
+ public:
+ iterator(typename Container::iterator i) : _iter(i) {}
+ pkgCache::VerIterator getVer(void) const { return *_iter; }
+ inline pkgCache::VerIterator operator*(void) const { return *_iter; };
+ operator typename Container::iterator(void) const { return _iter; }
+ operator typename VersionContainer<Container>::const_iterator() { return VersionContainer<Container>::const_iterator(_iter); }
+ inline void operator++(void) { ++_iter; };
+ inline bool operator!=(iterator const &i) const { return _iter != i._iter; };
+ inline bool operator==(iterator const &i) const { return _iter == i._iter; };
+ friend std::ostream& operator<<(std::ostream& out, iterator i) { return operator<<(out, *i); }
+ };
/*}}}*/
bool insert(pkgCache::VerIterator const &V) { if (V.end() == true) return false; _cont.insert(V); return true; };
@@ -455,13 +508,15 @@ public: /*{{{*/
void insert(const_iterator begin, const_iterator end) { _cont.insert(begin, end); };
bool empty() const { return _cont.empty(); };
void clear() { return _cont.clear(); };
- void erase(iterator position) { _cont.erase((typename Container::const_iterator)position); };
- size_t erase(const pkgCache::PkgIterator x) { return _cont.erase(x); };
+ void erase(iterator position) { _cont.erase((typename Container::iterator)position); };
+ size_t erase(const pkgCache::VerIterator x) { return _cont.erase(x); };
void erase(iterator first, iterator last) { _cont.erase(first, last); };
size_t size() const { return _cont.size(); };
const_iterator begin() const { return const_iterator(_cont.begin()); };
const_iterator end() const { return const_iterator(_cont.end()); };
+ iterator begin() { return iterator(_cont.begin()); };
+ iterator end() { return iterator(_cont.end()); };
const_iterator find(pkgCache::VerIterator const &V) const { return const_iterator(_cont.find(V)); };
/** \brief returns all versions specified on the commandline
@@ -520,7 +575,7 @@ public: /*{{{*/
return FromPackage(Cache, P, fallback, helper);
}
static VersionContainer FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P) {
- return FromPackage(Cache, P, CANDINST);
+ return FromPackage(Cache, P, CANDIDATE);
}
static std::map<unsigned short, VersionContainer> GroupedFromCommandLine(
@@ -547,8 +602,41 @@ public: /*{{{*/
return GroupedFromCommandLine(Cache, cmdline,
mods, fallback, helper);
}
+
+ static VersionContainer FromDependency(pkgCacheFile &Cache, pkgCache::DepIterator const &D,
+ Version const &selector, CacheSetHelper &helper) {
+ VersionContainer vercon;
+ VersionContainerInterface::FromDependency(&vercon, Cache, D, selector, helper);
+ return vercon;
+ }
+ static VersionContainer FromDependency(pkgCacheFile &Cache, pkgCache::DepIterator const &D,
+ Version const &selector) {
+ CacheSetHelper helper;
+ return FromPackage(Cache, D, selector, helper);
+ }
+ static VersionContainer FromDependency(pkgCacheFile &Cache, pkgCache::DepIterator const &D) {
+ return FromPackage(Cache, D, CANDIDATE);
+ }
/*}}}*/
}; /*}}}*/
+
+template<> template<class Cont> void VersionContainer<std::list<pkgCache::VerIterator> >::insert(VersionContainer<Cont> const &vercont) {
+ for (typename VersionContainer<Cont>::const_iterator v = vercont.begin(); v != vercont.end(); ++v)
+ _cont.push_back(*v);
+};
+// these two are 'inline' as otherwise the linker has problems with seeing these untemplated
+// specializations again and again - but we need to see them, so that library users can use them
+template<> inline bool VersionContainer<std::list<pkgCache::VerIterator> >::insert(pkgCache::VerIterator const &V) {
+ if (V.end() == true)
+ return false;
+ _cont.push_back(V);
+ return true;
+};
+template<> inline void VersionContainer<std::list<pkgCache::VerIterator> >::insert(const_iterator begin, const_iterator end) {
+ for (const_iterator v = begin; v != end; ++v)
+ _cont.push_back(*v);
+};
typedef VersionContainer<std::set<pkgCache::VerIterator> > VersionSet;
+typedef VersionContainer<std::list<pkgCache::VerIterator> > VersionList;
}
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-01 21:29:36 +0000