implement autobit and pinning in EDSP solver 'apt'

[apt.git] / apt-pkg / algorithms.h

diff --git a/apt-pkg/algorithms.h b/apt-pkg/algorithms.h
index f299f8189e7d6cc040409cdfc6764fa3f9d689e9..aad261b6334993c95fd6ffc946c7f7d571b424c7 100644 (file)
--- a/apt-pkg/algorithms.h
+++ b/apt-pkg/algorithms.h
@@ -1,6 +1,5 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: algorithms.h,v 1.10 2001/05/22 04:17:41 jgg Exp $
 /* ######################################################################
 
    Algorithms - A set of misc algorithms
@@ -10,7 +9,7 @@
    see all of the effects of an upgrade run.
 
    pkgDistUpgrade computes an upgrade that causes as many packages as
-   possible to move to the newest verison.
+   possible to move to the newest version.
    
    pkgApplyStatus sets the target state based on the content of the status
    field in the status file. It is important to get proper crash recovery.
@@ -33,12 +32,29 @@
 
 #include <apt-pkg/packagemanager.h>
 #include <apt-pkg/depcache.h>
-#include <apt-pkg/acquire.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
 
 #include <iostream>
+#include <string>
+
+#include <apt-pkg/macros.h>
+
+#ifndef APT_8_CLEANER_HEADERS
+#include <apt-pkg/acquire.h>
+using std::ostream;
+#endif
+
+#ifndef APT_9_CLEANER_HEADERS
+// include pkg{DistUpgrade,AllUpgrade,MiniizeUpgrade} here for compatibility
+#include <apt-pkg/upgrade.h>
+#include <apt-pkg/update.h>
+#endif
+
 
 class pkgSimulate : public pkgPackageManager                           /*{{{*/
 {
+   void * const d;
    protected:
 
    class Policy : public pkgDepCache::Policy
@@ -46,12 +62,12 @@ class pkgSimulate : public pkgPackageManager                                /*{{{*/
       pkgDepCache *Cache;
       public:
       
-      virtual VerIterator GetCandidateVer(PkgIterator const &Pkg)
+      virtual VerIterator GetCandidateVer(PkgIterator const &Pkg) APT_OVERRIDE
       {
         return (*Cache)[Pkg].CandidateVerIter(*Cache);
       }
       
-      Policy(pkgDepCache *Cache) : Cache(Cache) {};
+      explicit Policy(pkgDepCache *Cache) : Cache(Cache) {};
    };
    
    unsigned char *Flags;
@@ -61,23 +77,25 @@ class pkgSimulate : public pkgPackageManager                                /*{{{*/
    pkgDepCache::ActionGroup group;
    
    // The Actuall installation implementation
-   virtual bool Install(PkgIterator Pkg,std::string File);
-   virtual bool Configure(PkgIterator Pkg);
-   virtual bool Remove(PkgIterator Pkg,bool Purge);
+   virtual bool Install(PkgIterator Pkg,std::string File) APT_OVERRIDE;
+   virtual bool Configure(PkgIterator Pkg) APT_OVERRIDE;
+   virtual bool Remove(PkgIterator Pkg,bool Purge) APT_OVERRIDE;
 
 private:
-   void ShortBreaks();
-   void Describe(PkgIterator iPkg,std::ostream &out,bool Current,bool Candidate);
-   
+   APT_HIDDEN void ShortBreaks();
+   APT_HIDDEN void Describe(PkgIterator iPkg,std::ostream &out,bool Current,bool Candidate);
+
    public:
 
-   pkgSimulate(pkgDepCache *Cache);
+   explicit pkgSimulate(pkgDepCache *Cache);
+   virtual ~pkgSimulate();
 };
                                                                        /*}}}*/
 class pkgProblemResolver                                               /*{{{*/
 {
+ private:
    /** \brief dpointer placeholder (for later in case we need it) */
-   void *d;
+   void * const d;
 
    pkgDepCache &Cache;
    typedef pkgCache::PkgIterator PkgIterator;
@@ -90,13 +108,13 @@ class pkgProblemResolver                                           /*{{{*/
    enum Flags {Protected = (1 << 0), PreInstalled = (1 << 1),
                Upgradable = (1 << 2), ReInstateTried = (1 << 3),
                ToRemove = (1 << 4)};
-   signed short *Scores;
+   int *Scores;
    unsigned char *Flags;
    bool Debug;
    
    // Sort stuff
    static pkgProblemResolver *This;
-   static int ScoreSort(const void *a,const void *b);
+   APT_HIDDEN static int ScoreSort(const void *a,const void *b) APT_PURE;
 
    struct PackageKill
    {
@@ -104,12 +122,12 @@ class pkgProblemResolver                                          /*{{{*/
       DepIterator Dep;
    };
 
-   void MakeScores();
-   bool DoUpgrade(pkgCache::PkgIterator Pkg);
+   APT_HIDDEN void MakeScores();
+   APT_HIDDEN bool DoUpgrade(pkgCache::PkgIterator Pkg);
+
+   APT_HIDDEN bool ResolveInternal(bool const BrokenFix = false);
+   APT_HIDDEN bool ResolveByKeepInternal();
 
-   bool ResolveInternal(bool const BrokenFix = false);
-   bool ResolveByKeepInternal();
-   
    protected:
    bool InstOrNewPolicyBroken(pkgCache::PkgIterator Pkg);
 
@@ -118,28 +136,23 @@ class pkgProblemResolver                                          /*{{{*/
    inline void Protect(pkgCache::PkgIterator Pkg) {Flags[Pkg->ID] |= Protected; Cache.MarkProtected(Pkg);};
    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 intelligently resolve problems by installing and removing packages
+   bool Resolve(bool BrokenFix = false, OpProgress * const Progress = NULL);
+
    // Try to resolve problems only by using keep
-   bool ResolveByKeep();
+   bool ResolveByKeep(OpProgress * const Progress = NULL);
 
-   // Install all protected packages   
-   void InstallProtect();   
-   
-   pkgProblemResolver(pkgDepCache *Cache);
-   ~pkgProblemResolver();
+   APT_DEPRECATED void InstallProtect();
+
+   explicit pkgProblemResolver(pkgDepCache *Cache);
+   virtual ~pkgProblemResolver();
 };
                                                                        /*}}}*/
-bool pkgDistUpgrade(pkgDepCache &Cache);
 bool pkgApplyStatus(pkgDepCache &Cache);
 bool pkgFixBroken(pkgDepCache &Cache);
-bool pkgAllUpgrade(pkgDepCache &Cache);
-bool pkgMinimizeUpgrade(pkgDepCache &Cache);
 
 void pkgPrioSortList(pkgCache &Cache,pkgCache::Version **List);
 
-bool ListUpdate(pkgAcquireStatus &progress, pkgSourceList &List, int PulseInterval=0);
-                    
+
 #endif