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

diff --git a/apt-pkg/algorithms.h b/apt-pkg/algorithms.h
index 0553b3eec9d535cec3933893a6054d1cdc3d6568..d183cd21303bde0e77a6935d85cf8113d14d7968 100644 (file)
--- 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 +27,53 @@
 
    ##################################################################### */
                                                                        /*}}}*/
-// Header section: pkglib
 #ifndef PKGLIB_ALGORITHMS_H
 #define PKGLIB_ALGORITHMS_H
 
-#ifdef __GNUG__
-#pragma interface "apt-pkg/algorithms.h"
-#endif 
 
 #include <apt-pkg/packagemanager.h>
 #include <apt-pkg/depcache.h>
+#include <apt-pkg/acquire.h>
+
+#include <iostream>
+
+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;
+   pkgDepCache::ActionGroup group;
    
    // 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 +110,19 @@ 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 +131,8 @@ 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