* add "purge" commandline argument, closes: #133421)

[apt.git] / cmdline / apt-get.cc

diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc
index cb0690bdfa2eda35f2fa5f6dfbf58dacbb64249e..1dcbbfc5badad255a3ed3b193b67c6974fc8f17b 100644 (file)
--- a/cmdline/apt-get.cc
+++ b/cmdline/apt-get.cc
@@ -1372,20 +1372,29 @@ bool DoUpdate(CommandLine &CmdL)
       return false;
 
    bool Failed = false;
       return false;
 
    bool Failed = false;

+   bool TransientNetworkFailure = false;

    for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
    {
       if ((*I)->Status == pkgAcquire::Item::StatDone)
         continue;
 
       (*I)->Finished();
    for (pkgAcquire::ItemIterator I = Fetcher.ItemsBegin(); I != Fetcher.ItemsEnd(); I++)
    {
       if ((*I)->Status == pkgAcquire::Item::StatDone)
         continue;
 
       (*I)->Finished();

-      
+

       fprintf(stderr,_("Failed to fetch %s  %s\n"),(*I)->DescURI().c_str(),
              (*I)->ErrorText.c_str());
       fprintf(stderr,_("Failed to fetch %s  %s\n"),(*I)->DescURI().c_str(),
              (*I)->ErrorText.c_str());

+
+      if ((*I)->Status == pkgAcquire::Item::StatTransientNetworkError) 
+      {
+        TransientNetworkFailure = true;
+        continue;
+      }
+

       Failed = true;
    }
    
    // Clean out any old list files
       Failed = true;
    }
    
    // Clean out any old list files

-   if (!Failed && _config->FindB("APT::Get::List-Cleanup",true) == true)
+   if (!TransientNetworkFailure &&
+       _config->FindB("APT::Get::List-Cleanup",true) == true)

    {
       if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false ||
          Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false)
    {
       if (Fetcher.Clean(_config->FindDir("Dir::State::lists")) == false ||
          Fetcher.Clean(_config->FindDir("Dir::State::lists") + "partial/") == false)


@@ -1397,9 +1406,11 @@ bool DoUpdate(CommandLine &CmdL)
    if (Cache.BuildCaches() == false)
       return false;
    
    if (Cache.BuildCaches() == false)
       return false;
    

-   if (Failed == true)
+   if (TransientNetworkFailure == true)
+      _error->Warning(_("Some index files failed to download, they have been ignored, or old ones used instead."));
+   else if (Failed == true)

       return _error->Error(_("Some index files failed to download, they have been ignored, or old ones used instead."));
       return _error->Error(_("Some index files failed to download, they have been ignored, or old ones used instead."));

-   
+

    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/


@@ -1408,31 +1419,52 @@ bool DoUpdate(CommandLine &CmdL)
 /* Remove unused automatic packages */
 bool DoAutomaticRemove(CacheFile &Cache)
 {
 /* Remove unused automatic packages */
 bool DoAutomaticRemove(CacheFile &Cache)
 {

-   if(_config->FindI("Debug::pkgAutoRemove",false))
-      std::cout << "DoAutomaticRemove()" << std::endl;
+   bool Debug = _config->FindI("Debug::pkgAutoRemove",false);
+   bool doAutoRemove = _config->FindB("APT::Get::AutomaticRemove", false);
+   bool hideAutoRemove = _config->FindB("APT::Get::HideAutoRemove");
+   pkgDepCache::ActionGroup group(*Cache);

 
 

-   if (_config->FindB("APT::Get::Remove",true) == false)
-      return _error->Error(_("We are not supposed to delete stuff, can't "
-                            "start AutoRemover"));
+   if(Debug)
+      std::cout << "DoAutomaticRemove()" << std::endl;

 
 

+   if (_config->FindB("APT::Get::Remove",true) == false &&
+       doAutoRemove == true)

    {
    {

-     pkgDepCache::ActionGroup group(*Cache);
-
-     // look over the cache to see what can be removed
-     for (pkgCache::PkgIterator Pkg = Cache->PkgBegin(); ! Pkg.end(); ++Pkg)
-       {
-        if (Cache[Pkg].Garbage)
-          {
-            if(Pkg.CurrentVer() != 0 || Cache[Pkg].Install())
-              fprintf(stdout,"We could delete %s\n", Pkg.Name());
+      c1out << _("We are not supposed to delete stuff, can't start "
+                "AutoRemover") << std::endl;
+      doAutoRemove = false;
+   }

 
 

-            if(Pkg.CurrentVer() != 0 && Pkg->CurrentState != pkgCache::State::ConfigFiles)
+   string autoremovelist, autoremoveversions;
+   // look over the cache to see what can be removed
+   for (pkgCache::PkgIterator Pkg = Cache->PkgBegin(); ! Pkg.end(); ++Pkg)
+   {
+      if (Cache[Pkg].Garbage)
+      {
+        if(Pkg.CurrentVer() != 0 || Cache[Pkg].Install())
+           if(Debug)
+              std::cout << "We could delete %s" <<  Pkg.Name() << std::endl;
+         
+        // only show stuff in the list that is not yet marked for removal
+        if(Cache[Pkg].Delete() == false) 
+        {
+           autoremovelist += string(Pkg.Name()) + " ";
+           autoremoveversions += string(Cache[Pkg].CandVersion) + "\n";
+        }
+        if (doAutoRemove)
+        {
+           if(Pkg.CurrentVer() != 0 && 
+              Pkg->CurrentState != pkgCache::State::ConfigFiles)

               Cache->MarkDelete(Pkg, _config->FindB("APT::Get::Purge", false));
               Cache->MarkDelete(Pkg, _config->FindB("APT::Get::Purge", false));

-            else
+           else

               Cache->MarkKeep(Pkg, false, false);
               Cache->MarkKeep(Pkg, false, false);

-          }
-       }
+        }
+      }

    }
    }

+   if (!hideAutoRemove) 
+      ShowList(c1out, _("The following packages were automatically installed and are no longer required:"), autoremovelist, autoremoveversions);
+   if (!doAutoRemove && !hideAutoRemove && autoremovelist.size() > 0)
+      c1out << _("Use 'apt-get autoremove' to remove them.") << std::endl;

 
    // Now see if we destroyed anything
    if (Cache->BrokenCount() != 0)
 
    // Now see if we destroyed anything
    if (Cache->BrokenCount() != 0)


@@ -1529,6 +1561,7 @@ bool DoInstall(CommandLine &CmdL)
    if (Cache->BrokenCount() != 0)
       BrokenFix = true;
    
    if (Cache->BrokenCount() != 0)
       BrokenFix = true;
    

+   unsigned int AutoMarkChanged = 0;

    unsigned int ExpectedInst = 0;
    unsigned int Packages = 0;
    pkgProblemResolver Fix(Cache);
    unsigned int ExpectedInst = 0;
    unsigned int Packages = 0;
    pkgProblemResolver Fix(Cache);


@@ -1536,172 +1569,180 @@ bool DoInstall(CommandLine &CmdL)
    bool DefRemove = false;
    if (strcasecmp(CmdL.FileList[0],"remove") == 0)
       DefRemove = true;
    bool DefRemove = false;
    if (strcasecmp(CmdL.FileList[0],"remove") == 0)
       DefRemove = true;

+   else if (strcasecmp(CmdL.FileList[0], "purge") == 0)
+   {
+      _config->Set("APT::Get::Purge", true);
+      DefRemove = true;
+   }

    else if (strcasecmp(CmdL.FileList[0], "autoremove") == 0)
    else if (strcasecmp(CmdL.FileList[0], "autoremove") == 0)

-     {
-       _config->Set("APT::Get::AutomaticRemove", "true");
-       DefRemove = true;
-     }
-
-   for (const char **I = CmdL.FileList + 1; *I != 0; I++)

    {
    {

-      // Duplicate the string
-      unsigned int Length = strlen(*I);
-      char S[300];
-      if (Length >= sizeof(S))
-        continue;
-      strcpy(S,*I);
-      
-      // See if we are removing and special indicators..
-      bool Remove = DefRemove;
-      char *VerTag = 0;
-      bool VerIsRel = false;
-
-      // this is a task!
-      if (Length >= 1 && S[Length - 1] == '^')
-      {
-        S[--Length] = 0;
-        // tasks must always be confirmed
-        ExpectedInst += 1000;
-        // see if we can install it
-        TryInstallTask(Cache, Fix, BrokenFix, ExpectedInst, S);
-        continue;
-      }
-
-      while (Cache->FindPkg(S).end() == true)
+      _config->Set("APT::Get::AutomaticRemove", "true");
+      DefRemove = true;
+   }
+   // new scope for the ActionGroup
+   {
+      pkgDepCache::ActionGroup group(Cache);
+      for (const char **I = CmdL.FileList + 1; *I != 0; I++)

       {
       {

-        // Handle an optional end tag indicating what to do
-        if (Length >= 1 && S[Length - 1] == '-')
-        {
-           Remove = true;
-           S[--Length] = 0;
+        // Duplicate the string
+        unsigned int Length = strlen(*I);
+        char S[300];
+        if (Length >= sizeof(S))

            continue;
            continue;

-        }
-        
-        if (Length >= 1 && S[Length - 1] == '+')
-        {
-           Remove = false;
-           S[--Length] = 0;
-           continue;
-        }
-
-        char *Slash = strchr(S,'=');
-        if (Slash != 0)
+        strcpy(S,*I);
+      
+        // See if we are removing and special indicators..
+        bool Remove = DefRemove;
+        char *VerTag = 0;
+        bool VerIsRel = false;
+        while (Cache->FindPkg(S).end() == true)

         {
         {

-           VerIsRel = false;
-           *Slash = 0;
-           VerTag = Slash + 1;
-        }
+           // Handle an optional end tag indicating what to do
+           if (Length >= 1 && S[Length - 1] == '-')
+           {
+              Remove = true;
+              S[--Length] = 0;
+              continue;
+           }

         
         

-        Slash = strchr(S,'/');
-        if (Slash != 0)
-        {
-           VerIsRel = true;
-           *Slash = 0;
-           VerTag = Slash + 1;
-        }
+           if (Length >= 1 && S[Length - 1] == '+')
+           {
+              Remove = false;
+              S[--Length] = 0;
+              continue;
+           }

         
         

-        break;
-      }
+           char *Slash = strchr(S,'=');
+           if (Slash != 0)
+           {
+              VerIsRel = false;
+              *Slash = 0;
+              VerTag = Slash + 1;
+           }
+        
+           Slash = strchr(S,'/');
+           if (Slash != 0)
+           {
+              VerIsRel = true;
+              *Slash = 0;
+              VerTag = Slash + 1;
+           }
+        
+           break;
+        }

       
       

-      // Locate the package
-      pkgCache::PkgIterator Pkg = Cache->FindPkg(S);
-      Packages++;
-      if (Pkg.end() == true)
-      {
-        // Check if the name is a regex
-        const char *I;
-        for (I = S; *I != 0; I++)
-           if (*I == '?' || *I == '*' || *I == '|' ||
-               *I == '[' || *I == '^' || *I == '$')
-              break;
-        if (*I == 0)
-           return _error->Error(_("Couldn't find package %s"),S);
+        // Locate the package
+        pkgCache::PkgIterator Pkg = Cache->FindPkg(S);
+        Packages++;
+        if (Pkg.end() == true)
+        {
+           // Check if the name is a regex
+           const char *I;
+           for (I = S; *I != 0; I++)
+              if (*I == '?' || *I == '*' || *I == '|' ||
+                  *I == '[' || *I == '^' || *I == '$')
+                 break;
+           if (*I == 0)
+              return _error->Error(_("Couldn't find package %s"),S);

 
 

-        // Regexs must always be confirmed
-        ExpectedInst += 1000;
+           // Regexs must always be confirmed
+           ExpectedInst += 1000;

         
         

-        // Compile the regex pattern
-        regex_t Pattern;
-        int Res;
-        if ((Res = regcomp(&Pattern,S,REG_EXTENDED | REG_ICASE |
-                    REG_NOSUB)) != 0)
-        {
-           char Error[300];        
-           regerror(Res,&Pattern,Error,sizeof(Error));
-           return _error->Error(_("Regex compilation error - %s"),Error);
-        }
+           // Compile the regex pattern
+           regex_t Pattern;
+           int Res;
+           if ((Res = regcomp(&Pattern,S,REG_EXTENDED | REG_ICASE |
+                              REG_NOSUB)) != 0)
+           {
+              char Error[300];     
+              regerror(Res,&Pattern,Error,sizeof(Error));
+              return _error->Error(_("Regex compilation error - %s"),Error);
+           }

         
         

-        // Run over the matches
-        bool Hit = false;
-        for (Pkg = Cache->PkgBegin(); Pkg.end() == false; Pkg++)
-        {
-           if (regexec(&Pattern,Pkg.Name(),0,0,0) != 0)
-              continue;
+           // Run over the matches
+           bool Hit = false;
+           for (Pkg = Cache->PkgBegin(); Pkg.end() == false; Pkg++)
+           {
+              if (regexec(&Pattern,Pkg.Name(),0,0,0) != 0)
+                 continue;

            
            

-           ioprintf(c1out,_("Note, selecting %s for regex '%s'\n"),
-                    Pkg.Name(),S);
+              ioprintf(c1out,_("Note, selecting %s for regex '%s'\n"),
+                       Pkg.Name(),S);

            
            

+              if (VerTag != 0)
+                 if (TryToChangeVer(Pkg,Cache,VerTag,VerIsRel) == false)
+                    return false;
+           
+              Hit |= TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,
+                                  ExpectedInst,false);
+           }
+           regfree(&Pattern);
+        
+           if (Hit == false)
+              return _error->Error(_("Couldn't find package %s"),S);
+        }
+        else
+        {

            if (VerTag != 0)
               if (TryToChangeVer(Pkg,Cache,VerTag,VerIsRel) == false)
                  return false;
            if (VerTag != 0)
               if (TryToChangeVer(Pkg,Cache,VerTag,VerIsRel) == false)
                  return false;

-           
-           Hit |= TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,
-                               ExpectedInst,false);
-        }
-        regfree(&Pattern);
-        
-        if (Hit == false)
-           return _error->Error(_("Couldn't find package %s"),S);
-      }
-      else
-      {
-        if (VerTag != 0)
-           if (TryToChangeVer(Pkg,Cache,VerTag,VerIsRel) == false)
+           if (TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,ExpectedInst) == false)

               return false;
               return false;

-        if (TryToInstall(Pkg,Cache,Fix,Remove,BrokenFix,ExpectedInst) == false)
-           return false;
-      }      
-   }

 
 

-   /* If we are in the Broken fixing mode we do not attempt to fix the
-      problems. This is if the user invoked install without -f and gave
-      packages */
-   if (BrokenFix == true && Cache->BrokenCount() != 0)
-   {
-      c1out << _("You might want to run `apt-get -f install' to correct these:") << endl;
-      ShowBroken(c1out,Cache,false);
+           // see if we need to fix the auto-mark flag 
+           // e.g. apt-get install foo 
+           // where foo is marked automatic
+           if(!Remove && 
+              Cache[Pkg].Install() == false && 
+              (Cache[Pkg].Flags & pkgCache::Flag::Auto))
+           {
+              ioprintf(c1out,_("%s set to manual installed.\n"),
+                       Pkg.Name());
+              Cache->MarkAuto(Pkg,false);
+              AutoMarkChanged++;
+           }
+        }      
+      }

 
 

-      return _error->Error(_("Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution)."));
-   }
+      /* If we are in the Broken fixing mode we do not attempt to fix the
+        problems. This is if the user invoked install without -f and gave
+        packages */
+      if (BrokenFix == true && Cache->BrokenCount() != 0)
+      {
+        c1out << _("You might want to run `apt-get -f install' to correct these:") << endl;
+        ShowBroken(c1out,Cache,false);
+
+        return _error->Error(_("Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution)."));
+      }

    
    

-   // Call the scored problem resolver
-   Fix.InstallProtect();
-   if (Fix.Resolve(true) == false)
-      _error->Discard();
+      // Call the scored problem resolver
+      Fix.InstallProtect();
+      if (Fix.Resolve(true) == false)
+        _error->Discard();

 
 

-   // Now we check the state of the packages,
-   if (Cache->BrokenCount() != 0)
-   {
-      c1out << 
-       _("Some packages could not be installed. This may mean that you have\n" 
-        "requested an impossible situation or if you are using the unstable\n" 
-        "distribution that some required packages have not yet been created\n"
-        "or been moved out of Incoming.") << endl;
-      if (Packages == 1)
+      // Now we check the state of the packages,
+      if (Cache->BrokenCount() != 0)

       {
       {

-        c1out << endl;

         c1out << 
         c1out << 

-         _("Since you only requested a single operation it is extremely likely that\n"
-           "the package is simply not installable and a bug report against\n" 
-           "that package should be filed.") << endl;
-      }
+           _("Some packages could not be installed. This may mean that you have\n" 
+             "requested an impossible situation or if you are using the unstable\n" 
+             "distribution that some required packages have not yet been created\n"
+             "or been moved out of Incoming.") << endl;
+        if (Packages == 1)
+        {
+           c1out << endl;
+           c1out << 
+              _("Since you only requested a single operation it is extremely likely that\n"
+                "the package is simply not installable and a bug report against\n" 
+                "that package should be filed.") << endl;
+        }

 
 

-      c1out << _("The following information may help to resolve the situation:") << endl;
-      c1out << endl;
-      ShowBroken(c1out,Cache,false);
-      return _error->Error(_("Broken packages"));
-   }   
-   
+        c1out << _("The following information may help to resolve the situation:") << endl;
+        c1out << endl;
+        ShowBroken(c1out,Cache,false);
+        return _error->Error(_("Broken packages"));
+      }   
+   }

    if (_config->FindB("APT::Get::AutomaticRemove")) {
       if (!DoAutomaticRemove(Cache)) 
         return false;
    if (_config->FindB("APT::Get::AutomaticRemove")) {
       if (!DoAutomaticRemove(Cache)) 
         return false;


@@ -1824,6 +1865,14 @@ bool DoInstall(CommandLine &CmdL)
 
    }
 
 
    }
 

+   // if nothing changed in the cache, but only the automark information
+   // we write the StateFile here, otherwise it will be written in 
+   // cache.commit()
+   if (AutoMarkChanged > 0 &&
+       Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
+       Cache->BadCount() == 0)
+      Cache->writeStateFile(NULL);
+

    // See if we need to prompt
    if (Cache->InstCount() == ExpectedInst && Cache->DelCount() == 0)
       return InstallPackages(Cache,false,false);
    // See if we need to prompt
    if (Cache->InstCount() == ExpectedInst && Cache->DelCount() == 0)
       return InstallPackages(Cache,false,false);


@@ -2082,6 +2131,11 @@ bool DoSource(CommandLine &CmdL)
             I->Type != "tar")
            continue;
 
             I->Type != "tar")
            continue;
 

+        // Dsc only mode only fetches .dsc files
+        if (_config->FindB("APT::Get::Dsc-Only",false) == true &&
+            I->Type != "dsc")
+           continue;
+

         // don't download the same uri twice (should this be moved to
         // the fetcher interface itself?)
         if(queued.find(Last->Index().ArchiveURI(I->Path)) != queued.end())
         // don't download the same uri twice (should this be moved to
         // the fetcher interface itself?)
         if(queued.find(Last->Index().ArchiveURI(I->Path)) != queued.end())


@@ -2575,6 +2629,7 @@ bool ShowHelp(CommandLine &CmdL)
       "   upgrade - Perform an upgrade\n"
       "   install - Install new packages (pkg is libc6 not libc6.deb)\n"
       "   remove - Remove packages\n"
       "   upgrade - Perform an upgrade\n"
       "   install - Install new packages (pkg is libc6 not libc6.deb)\n"
       "   remove - Remove packages\n"

+      "   purge - Remove and purge packages\n"

       "   source - Download source archives\n"
       "   build-dep - Configure build-dependencies for source packages\n"
       "   dist-upgrade - Distribution upgrade, see apt-get(8)\n"
       "   source - Download source archives\n"
       "   build-dep - Configure build-dependencies for source packages\n"
       "   dist-upgrade - Distribution upgrade, see apt-get(8)\n"


@@ -2664,7 +2719,8 @@ int main(int argc,const char *argv[])
       {0,"force-yes","APT::Get::force-yes",0},
       {0,"print-uris","APT::Get::Print-URIs",0},
       {0,"diff-only","APT::Get::Diff-Only",0},
       {0,"force-yes","APT::Get::force-yes",0},
       {0,"print-uris","APT::Get::Print-URIs",0},
       {0,"diff-only","APT::Get::Diff-Only",0},

-      {0,"tar-only","APT::Get::tar-Only",0},
+      {0,"tar-only","APT::Get::Tar-Only",0},
+      {0,"dsc-only","APT::Get::Dsc-Only",0},

       {0,"purge","APT::Get::Purge",0},
       {0,"list-cleanup","APT::Get::List-Cleanup",0},
       {0,"reinstall","APT::Get::ReInstall",0},
       {0,"purge","APT::Get::Purge",0},
       {0,"list-cleanup","APT::Get::List-Cleanup",0},
       {0,"reinstall","APT::Get::ReInstall",0},