]> git.saurik.com Git - apt.git/blobdiff - apt-pkg/algorithms.h
move ByHash into its own function
[apt.git] / apt-pkg / algorithms.h
index 42945a6f244e9958cf85e62e2aaf7fd6079884df..f35bd9a133840b02a7835fc164a317b08d1166ec 100644 (file)
@@ -10,7 +10,7 @@
    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.
 
 #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                           /*{{{*/
 {
@@ -63,21 +77,23 @@ class pkgSimulate : public pkgPackageManager                                /*{{{*/
    pkgDepCache::ActionGroup group;
    
    // The Actuall installation implementation
-   virtual bool Install(PkgIterator Pkg,string File);
+   virtual bool Install(PkgIterator Pkg,std::string File);
    virtual bool Configure(PkgIterator Pkg);
    virtual bool Remove(PkgIterator Pkg,bool Purge);
 
 private:
    void ShortBreaks();
-   void Describe(PkgIterator iPkg,ostream &out,bool Current,bool Candidate);
+   void Describe(PkgIterator iPkg,std::ostream &out,bool Current,bool Candidate);
    
    public:
 
    pkgSimulate(pkgDepCache *Cache);
+   ~pkgSimulate();
 };
                                                                        /*}}}*/
 class pkgProblemResolver                                               /*{{{*/
 {
+ private:
    /** \brief dpointer placeholder (for later in case we need it) */
    void *d;
 
@@ -92,13 +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);
+   static int ScoreSort(const void *a,const void *b) APT_PURE;
 
    struct PackageKill
    {
@@ -108,10 +124,16 @@ class pkgProblemResolver                                          /*{{{*/
 
    void MakeScores();
    bool DoUpgrade(pkgCache::PkgIterator Pkg);
+
+   bool ResolveInternal(bool const BrokenFix = false);
+   bool ResolveByKeepInternal();
    
+   protected:
+   bool InstOrNewPolicyBroken(pkgCache::PkgIterator Pkg);
+
    public:
    
-   inline void Protect(pkgCache::PkgIterator Pkg) {Flags[Pkg->ID] |= Protected;};
+   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);};
    
@@ -121,21 +143,16 @@ class pkgProblemResolver                                          /*{{{*/
    // Try to resolve problems only by using keep
    bool ResolveByKeep();
 
-   // Install all protected packages   
-   void InstallProtect();   
-   
+   APT_DEPRECATED void InstallProtect();
+
    pkgProblemResolver(pkgDepCache *Cache);
    ~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