merge patch from Daniel Hartwig to Show a error message if {,dist-}upgrade is used...

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

diff --git a/apt-pkg/packagemanager.h b/apt-pkg/packagemanager.h
index 6dbf94def808bbcf42a2ff1a67fca491e364324a..1a6a9f01c7ad0bbfcb06484f2ce82d8d9b064627 100644 (file)
--- a/apt-pkg/packagemanager.h
+++ b/apt-pkg/packagemanager.h
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: packagemanager.h,v 1.8 1999/07/03 03:10:35 jgg Exp $
+// $Id: packagemanager.h,v 1.14 2001/05/07 04:24:08 jgg Exp $
 /* ######################################################################
 
    Package Manager - Abstacts the package manager
@@ -20,44 +20,50 @@
    
    ##################################################################### */
                                                                        /*}}}*/
-// Header section: pkglib
 #ifndef PKGLIB_PACKAGEMANAGER_H
 #define PKGLIB_PACKAGEMANAGER_H
 
-#ifdef __GNUG__
-#pragma interface "apt-pkg/packagemanager.h"
-#endif
+#include <apt-pkg/pkgcache.h>
 
 #include <string>
-#include <apt-pkg/pkgcache.h>
+#include <iostream>
+#include <set>
+
+#ifndef APT_8_CLEANER_HEADERS
+#include <apt-pkg/depcache.h>
+using std::string;
+#endif
 
 class pkgAcquire;
 class pkgDepCache;
 class pkgSourceList;
 class pkgOrderList;
 class pkgRecords;
-class pkgPackageManager
+class pkgPackageManager : protected pkgCache::Namespace
 {
    public:
    
    enum OrderResult {Completed,Failed,Incomplete};
+   static bool SigINTStop;
    
    protected:
-   string *FileNames;
+   std::string *FileNames;
    pkgDepCache &Cache;
    pkgOrderList *List;
    bool Debug;
-   
-   // Bring some usefull types into the local scope
-   typedef pkgCache::PkgIterator PkgIterator;
-   typedef pkgCache::VerIterator VerIterator;
-   typedef pkgCache::DepIterator DepIterator;
-   typedef pkgCache::PrvIterator PrvIterator;
-   typedef pkgCache::Version Version;
-   typedef pkgCache::Package Package;
-      
-   bool DepAdd(pkgOrderList &Order,PkgIterator P,int Depth = 0);
-   OrderResult OrderInstall();
+   bool NoImmConfigure;
+   bool ImmConfigureAll;
+
+   /** \brief saves packages dpkg let disappear
+
+       This way APT can retreat from trying to configure these
+       packages later on and a frontend can choose to display a
+       notice to inform the user about these disappears.
+   */
+   std::set<std::string> disappearedPkgs;
+
+   void ImmediateAdd(PkgIterator P, bool UseInstallVer, unsigned const int &Depth = 0);
+   virtual OrderResult OrderInstall();
    bool CheckRConflicts(PkgIterator Pkg,DepIterator Dep,const char *Ver);
    bool CreateOrderList();
    
@@ -66,27 +72,47 @@ class pkgPackageManager
    
    // Install helpers
    bool ConfigureAll();
-   bool SmartConfigure(PkgIterator Pkg);
+   bool SmartConfigure(PkgIterator Pkg, int const Depth);
+   //FIXME: merge on abi break
    bool SmartUnPack(PkgIterator Pkg);
+   bool SmartUnPack(PkgIterator Pkg, bool const Immediate, int const Depth);
    bool SmartRemove(PkgIterator Pkg);
-   bool EarlyRemove(PkgIterator Pkg);   
+   bool EarlyRemove(PkgIterator Pkg);  
    
-   // The Actuall installation implementation
-   virtual bool Install(PkgIterator /*Pkg*/,string /*File*/) {return false;};
+   // The Actual installation implementation
+   virtual bool Install(PkgIterator /*Pkg*/,std::string /*File*/) {return false;};
    virtual bool Configure(PkgIterator /*Pkg*/) {return false;};
-   virtual bool Remove(PkgIterator /*Pkg*/) {return false;};
-   virtual bool Go() {return true;};
+   virtual bool Remove(PkgIterator /*Pkg*/,bool /*Purge*/=false) {return false;};
+   virtual bool Go(int statusFd=-1) {return true;};
    virtual void Reset() {};
-   
+
+   // the result of the operation
+   OrderResult Res;
+
    public:
       
    // Main action members
    bool GetArchives(pkgAcquire *Owner,pkgSourceList *Sources,
                    pkgRecords *Recs);
-   OrderResult DoInstall();
+
+   // Do the installation 
+   OrderResult DoInstall(int statusFd=-1);
+
+   // stuff that needs to be done before the fork() of a library that
+   // uses apt
+   OrderResult DoInstallPreFork() {
+      Res = OrderInstall();
+      return Res;
+   };
+
+   // stuff that needs to be done after the fork
+   OrderResult DoInstallPostFork(int statusFd=-1);
    bool FixMissing();
-   
-   pkgPackageManager(pkgDepCache &Cache);
+
+   /** \brief returns all packages dpkg let disappear */
+   inline std::set<std::string> GetDisappearedPackages() { return disappearedPkgs; };
+
+   pkgPackageManager(pkgDepCache *Cache);
    virtual ~pkgPackageManager();
 };