X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/3b5421b4c75f5c85b48cbb61bf22642ff52a6352..6ad4feb6e2c4dc7badfdfd57c0110d58567d7a7a:/apt-pkg/algorithms.h diff --git a/apt-pkg/algorithms.h b/apt-pkg/algorithms.h index 0553b3eec..b72874d8e 100644 --- a/apt-pkg/algorithms.h +++ b/apt-pkg/algorithms.h @@ -1,6 +1,6 @@ // -*- mode: cpp; mode: fold -*- // Description /*{{{*/ -// $Id: algorithms.h,v 1.6 1998/10/20 02:39:18 jgg Exp $ +// $Id: algorithms.h,v 1.10 2001/05/22 04:17:41 jgg Exp $ /* ###################################################################### Algorithms - A set of misc algorithms @@ -27,34 +27,51 @@ ##################################################################### */ /*}}}*/ -// Header section: pkglib #ifndef PKGLIB_ALGORITHMS_H #define PKGLIB_ALGORITHMS_H -#ifdef __GNUG__ -#pragma interface "apt-pkg/algorithms.h" -#endif #include #include +#include + +using std::ostream; + class pkgSimulate : public pkgPackageManager { protected: + class Policy : public pkgDepCache::Policy + { + pkgDepCache *Cache; + public: + + virtual VerIterator GetCandidateVer(PkgIterator Pkg) + { + return (*Cache)[Pkg].CandidateVerIter(*Cache); + } + + Policy(pkgDepCache *Cache) : Cache(Cache) {}; + }; + unsigned char *Flags; + Policy iPolicy; pkgDepCache Sim; // The Actuall installation implementation virtual bool Install(PkgIterator Pkg,string File); virtual bool Configure(PkgIterator Pkg); - virtual bool Remove(PkgIterator Pkg); + virtual bool Remove(PkgIterator Pkg,bool Purge); + +private: void ShortBreaks(); + void Describe(PkgIterator iPkg,ostream &out,bool Current,bool Candidate); public: - pkgSimulate(pkgDepCache &Cache); + pkgSimulate(pkgDepCache *Cache); }; class pkgProblemResolver @@ -91,16 +108,19 @@ class pkgProblemResolver inline void Protect(pkgCache::PkgIterator Pkg) {Flags[Pkg->ID] |= Protected;}; inline void Remove(pkgCache::PkgIterator Pkg) {Flags[Pkg->ID] |= ToRemove;}; - + inline void Clear(pkgCache::PkgIterator Pkg) {Flags[Pkg->ID] &= ~(Protected | ToRemove);}; + // Try to intelligently resolve problems by installing and removing packages bool Resolve(bool BrokenFix = false); // Try to resolve problems only by using keep bool ResolveByKeep(); - + + // Install all protected packages void InstallProtect(); - pkgProblemResolver(pkgDepCache &Cache); + pkgProblemResolver(pkgDepCache *Cache); + ~pkgProblemResolver(); }; bool pkgDistUpgrade(pkgDepCache &Cache); @@ -109,4 +129,6 @@ bool pkgFixBroken(pkgDepCache &Cache); bool pkgAllUpgrade(pkgDepCache &Cache); bool pkgMinimizeUpgrade(pkgDepCache &Cache); +void pkgPrioSortList(pkgCache &Cache,pkgCache::Version **List); + #endif