diff options
Diffstat (limited to 'apt-pkg/depcache.h')
| -rw-r--r-- | apt-pkg/depcache.h | 48 |
1 files changed, 34 insertions, 14 deletions
diff --git a/apt-pkg/depcache.h b/apt-pkg/depcache.h index 2d3dbdf77..2942558b0 100644 --- a/apt-pkg/depcache.h +++ b/apt-pkg/depcache.h @@ -119,7 +119,7 @@ class pkgDepCache : protected pkgCache::Namespace DepCandPolicy = (1 << 4), DepCandMin = (1 << 5)}; // These flags are used in StateCache::iFlags - enum InternalFlags {AutoKept = (1 << 0), Purge = (1 << 1), ReInstall = (1 << 2)}; + enum InternalFlags {AutoKept = (1 << 0), Purge = (1 << 1), ReInstall = (1 << 2), Protected = (1 << 3)}; enum VersionTypes {NowVersion, InstallVersion, CandidateVersion}; enum ModeList {ModeDelete = 0, ModeKeep = 1, ModeInstall = 2}; @@ -232,6 +232,7 @@ class pkgDepCache : protected pkgCache::Namespace inline bool NewInstall() const {return Status == 2 && Mode == ModeInstall;}; inline bool Delete() const {return Mode == ModeDelete;}; inline bool Keep() const {return Mode == ModeKeep;}; + inline bool Protect() const {return (iFlags & Protected) == Protected;}; inline bool Upgrade() const {return Status > 0 && Mode == ModeInstall;}; inline bool Upgradable() const {return Status >= 1;}; inline bool Downgrade() const {return Status < 0 && Mode == ModeInstall;}; @@ -258,7 +259,9 @@ class pkgDepCache : protected pkgCache::Namespace virtual VerIterator GetCandidateVer(PkgIterator const &Pkg); virtual bool IsImportantDep(DepIterator const &Dep); - + virtual signed short GetPriority(PkgIterator const &Pkg); + virtual signed short GetPriority(PkgFileIterator const &File); + virtual ~Policy() {}; }; @@ -313,11 +316,10 @@ class pkgDepCache : protected pkgCache::Namespace void Update(PkgIterator const &P); // Count manipulators - void AddSizes(const PkgIterator &Pkg, bool const &Invert = false); + void AddSizes(const PkgIterator &Pkg, bool const Invert = false); inline void RemoveSizes(const PkgIterator &Pkg) {AddSizes(Pkg, true);}; - void AddSizes(const PkgIterator &Pkg,signed long Mult) __deprecated; - void AddStates(const PkgIterator &Pkg,int Add = 1); - inline void RemoveStates(const PkgIterator &Pkg) {AddStates(Pkg,-1);}; + void AddStates(const PkgIterator &Pkg, bool const Invert = false); + inline void RemoveStates(const PkgIterator &Pkg) {AddStates(Pkg,true);}; public: @@ -386,16 +388,36 @@ class pkgDepCache : protected pkgCache::Namespace /** \name State Manipulators */ // @{ - void MarkKeep(PkgIterator const &Pkg, bool Soft = false, + bool MarkKeep(PkgIterator const &Pkg, bool Soft = false, bool FromUser = true, unsigned long Depth = 0); - void MarkDelete(PkgIterator const &Pkg, bool Purge = false, + bool MarkDelete(PkgIterator const &Pkg, bool Purge = false, unsigned long Depth = 0, bool FromUser = true); - void MarkInstall(PkgIterator const &Pkg,bool AutoInst = true, + bool MarkInstall(PkgIterator const &Pkg,bool AutoInst = true, unsigned long Depth = 0, bool FromUser = true, bool ForceImportantDeps = false); + void MarkProtected(PkgIterator const &Pkg) { PkgState[Pkg->ID].iFlags |= Protected; }; void SetReInstall(PkgIterator const &Pkg,bool To); - void SetCandidateVersion(VerIterator TargetVer, bool const &Pseudo = true); + void SetCandidateVersion(VerIterator TargetVer); + bool SetCandidateRelease(pkgCache::VerIterator TargetVer, + std::string const &TargetRel); + /** Set the candidate version for dependencies too if needed. + * + * Sets not only the candidate version as SetCandidateVersion does, + * but walks also down the dependency tree and checks if it is required + * to set the candidate of the dependency to a version from the given + * release, too. + * + * \param TargetVer new candidate version of the package + * \param TargetRel try to switch to this release if needed + * \param[out] Changed a list of pairs consisting of the \b old + * version of the changed package and the version which + * required the switch of this dependency + * \return \b true if the switch was successful, \b false otherwise + */ + bool SetCandidateRelease(pkgCache::VerIterator TargetVer, + std::string const &TargetRel, + std::list<std::pair<pkgCache::VerIterator, pkgCache::VerIterator> > &Changed); /** Set the "is automatically installed" flag of Pkg. */ void MarkAuto(const PkgIterator &Pkg, bool Auto); @@ -461,10 +483,8 @@ class pkgDepCache : protected pkgCache::Namespace virtual ~pkgDepCache(); private: - // Helper for Update(OpProgress) to remove pseudoinstalled arch all packages - bool RemovePseudoInstalledPkg(PkgIterator &Pkg, std::set<unsigned long> &recheck); - bool ReInstallPseudoForGroup(unsigned long const &Grp, std::set<unsigned long> &recheck); - bool ReInstallPseudoForGroup(pkgCache::PkgIterator const &P, std::set<unsigned long> &recheck); + bool IsModeChangeOk(ModeList const mode, PkgIterator const &Pkg, + unsigned long const Depth, bool const FromUser); }; #endif |