dpkgpm.h

// -*- mode: cpp; mode: fold -*-
// Description                                                          /*{{{*/
// $Id: dpkgpm.h,v 1.8 2001/05/07 05:05:13 jgg Exp $
/* ######################################################################

   DPKG Package Manager - Provide an interface to dpkg
   
   ##################################################################### */
                                                                        /*}}}*/
#ifndef PKGLIB_DPKGPM_H
#define PKGLIB_DPKGPM_H

#include <apt-pkg/packagemanager.h>
#include <vector>
#include <map>
#include <stdio.h>
#include <apt-pkg/macros.h>
#include <apt-pkg/init.h>

#ifndef APT_8_CLEANER_HEADERS
using std::vector;
using std::map;
#endif

class pkgDPkgPMPrivate;


class pkgDPkgPM : public pkgPackageManager
{
   private:
   pkgDPkgPMPrivate *d;

   void handleDisappearAction(std::string const &pkgname);

   protected:
   int pkgFailures;

   // progress reporting
   struct DpkgState 
   {
      const char *state;     // the dpkg state (e.g. "unpack")
      const char *str;       // the human readable translation of the state
   };

   // the dpkg states that the pkg will run through, the string is 
   // the package, the vector contains the dpkg states that the package
   // will go through
   std::map<std::string,std::vector<struct DpkgState> > PackageOps;
   // the dpkg states that are already done; the string is the package
   // the int is the state that is already done (e.g. a package that is
   // going to be install is already in state "half-installed")
   std::map<std::string,unsigned int> PackageOpsDone;

   // progress reporting
   unsigned int PackagesDone;
   unsigned int PackagesTotal;
  
   struct Item
   {
      enum Ops {Install, Configure, Remove, Purge, ConfigurePending, TriggersPending} Op;
      std::string File;
      PkgIterator Pkg;
      Item(Ops Op,PkgIterator Pkg,std::string File = "") : Op(Op),
            File(File), Pkg(Pkg) {};
      Item() {};
      
   };
   std::vector<Item> List;

   // Helpers
   bool RunScriptsWithPkgs(const char *Cnf);
   __deprecated bool SendV2Pkgs(FILE *F);
   bool SendPkgsInfo(FILE * const F, unsigned int const &Version);
   void WriteHistoryTag(std::string const &tag, std::string value);
   std::string ExpandShortPackageName(pkgDepCache &Cache,
                                      const std::string &short_pkgname);

   // Terminal progress 
   void SetupTerminalScrollArea(int nr_scrolled_rows);
   void SendTerminalProgress(float percentage);

   // apport integration
   void WriteApportReport(const char *pkgpath, const char *errormsg);

   // dpkg log
   bool OpenLog();
   bool CloseLog();

   // helper
   void BuildPackagesProgressMap();
   void StartPtyMagic();
   void StopPtyMagic();
   
   // input processing
   void DoStdin(int master);
   void DoTerminalPty(int master);
   void DoDpkgStatusFd(int statusfd);
   void ProcessDpkgStatusLine(char *line);
#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR < 13)
   void DoDpkgStatusFd(int statusfd, int unused) {
      DoDpkgStatusFd(statusfd);
   }
   void ProcessDpkgStatusLine(int unused, char *line) {
      ProcessDpkgStatusLine(line);
   }
#endif


   // The Actuall installation implementation
   virtual bool Install(PkgIterator Pkg,std::string File);
   virtual bool Configure(PkgIterator Pkg);
   virtual bool Remove(PkgIterator Pkg,bool Purge = false);

#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13)
   virtual bool Go(APT::Progress::PackageManager *progress);
#else
   virtual bool Go(int StatusFd=-1);
   bool GoNoABIBreak(APT::Progress::PackageManager *progress);
#endif

   virtual void Reset();
   
   public:

   pkgDPkgPM(pkgDepCache *Cache);
   virtual ~pkgDPkgPM();
};

void SigINT(int sig);

#endif