]> git.saurik.com Git - apt.git/blobdiff - cmdline/apt-get.cc
* merged man-page change
[apt.git] / cmdline / apt-get.cc
index 09bf572a5d6a2a9a88c01469e82172298052d3ce..765591b143bb0a7abfa069dda8cbabc9df143c2f 100644 (file)
@@ -60,6 +60,7 @@
 #include <errno.h>
 #include <regex.h>
 #include <sys/wait.h>
+#include <sstream>
                                                                        /*}}}*/
 
 using namespace std;
@@ -628,6 +629,8 @@ void CacheFile::Sort()
    and verifies that the system is OK. */
 bool CacheFile::CheckDeps(bool AllowBroken)
 {
+   bool FixBroken = _config->FindB("APT::Get::Fix-Broken",false);
+
    if (_error->PendingError() == true)
       return false;
 
@@ -639,12 +642,24 @@ bool CacheFile::CheckDeps(bool AllowBroken)
    if (pkgApplyStatus(*DCache) == false)
       return false;
    
+   if (_config->FindB("APT::Get::Fix-Policy-Broken",false) == true)
+   {
+      FixBroken = true;
+      if ((DCache->PolicyBrokenCount() > 0))
+      {
+        // upgrade all policy-broken packages with ForceImportantDeps=True
+        for (pkgCache::PkgIterator I = Cache->PkgBegin(); !I.end(); I++)
+           if ((*DCache)[I].NowPolicyBroken() == true) 
+              DCache->MarkInstall(I,true,0,false, true);
+      }
+   }
+
    // Nothing is broken
    if (DCache->BrokenCount() == 0 || AllowBroken == true)
       return true;
 
    // Attempt to fix broken things
-   if (_config->FindB("APT::Get::Fix-Broken",false) == true)
+   if (FixBroken == true)
    {
       c1out << _("Correcting dependencies...") << flush;
       if (pkgFixBroken(*DCache) == false || DCache->BrokenCount() != 0)
@@ -995,7 +1010,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
         cerr << _("Unable to correct missing packages.") << endl;
         return _error->Error(_("Aborting install."));
       }
-                
+
       _system->UnLock();
       int status_fd = _config->FindI("APT::Status-Fd",-1);
       pkgPackageManager::OrderResult Res = PM->DoInstall(status_fd);
@@ -1145,9 +1160,11 @@ bool TryToInstall(pkgCache::PkgIterator Pkg,pkgDepCache &Cache,
    else
       ExpectedInst++;
    
-   // Install it with autoinstalling enabled.
-   if (State.InstBroken() == true && BrokenFix == false)
+   // Install it with autoinstalling enabled (if we not respect the minial
+   // required deps or the policy)
+   if ((State.InstBroken() == true || State.InstPolicyBroken() == true) && BrokenFix == false)
       Cache.MarkInstall(Pkg,true);
+
    return true;
 }
                                                                        /*}}}*/
@@ -1355,20 +1372,29 @@ bool DoUpdate(CommandLine &CmdL)
       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();
-      
+
       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
-   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)
@@ -1380,12 +1406,76 @@ bool DoUpdate(CommandLine &CmdL)
    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 true;
 }
                                                                        /*}}}*/
+// DoAutomaticRemove - Remove all automatic unused packages            /*{{{*/
+// ---------------------------------------------------------------------
+/* Remove unused automatic packages */
+bool DoAutomaticRemove(CacheFile &Cache)
+{
+   bool Debug = _config->FindI("Debug::pkgAutoRemove",false);
+   bool doAutoRemove = _config->FindB("APT::Get::AutomaticRemove", false);
+   pkgDepCache::ActionGroup group(*Cache);
+   
+
+   if(Debug)
+      std::cout << "DoAutomaticRemove()" << std::endl;
+
+   if (_config->FindB("APT::Get::Remove",true) == false &&
+       doAutoRemove == true)
+   {
+      c1out << _("We are not supposed to delete stuff, can't start "
+                "AutoRemover") << std::endl;
+      doAutoRemove = false;
+   }
+
+   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;
+          
+        autoremovelist += string(Pkg.Name()) + " ";
+        autoremoveversions += string(Cache[Pkg].CandVersion) + " ";
+        if (doAutoRemove)
+        {
+           if(Pkg.CurrentVer() != 0 && 
+              Pkg->CurrentState != pkgCache::State::ConfigFiles)
+              Cache->MarkDelete(Pkg, _config->FindB("APT::Get::Purge", false));
+           else
+              Cache->MarkKeep(Pkg, false, false);
+        }
+      }
+   }
+   ShowList(c1out, _("The following packages were automatically installed and are no longer required:"), autoremovelist, autoremoveversions);
+   if (!doAutoRemove && autoremovelist.size() > 0)
+      c1out << _("Use 'apt-get autoremove' to remove them.") << std::endl;
+
+   // Now see if we destroyed anything
+   if (Cache->BrokenCount() != 0)
+   {
+      c1out << _("Hmm, seems like the AutoRemover destroyed something which really\n"
+                "shouldn't happen. Please file a bug report against apt.") << endl;
+      c1out << endl;
+      c1out << _("The following information may help to resolve the situation:") << endl;
+      c1out << endl;
+      ShowBroken(c1out,Cache,false);
+
+      return _error->Error(_("Internal Error, AutoRemover broke stuff"));
+   }
+   return true;
+}
+
 // DoUpgrade - Upgrade all packages                                    /*{{{*/
 // ---------------------------------------------------------------------
 /* Upgrade all packages without installing new packages or erasing old
@@ -1440,7 +1530,7 @@ bool TryInstallTask(pkgDepCache &Cache, pkgProblemResolver &Fix,
       buf[end-start] = 0x0;
       if (regexec(&Pattern,buf,0,0,0) != 0)
         continue;
-      res &= TryToInstall(Pkg,Cache,Fix,false,BrokenFix,ExpectedInst);
+      res &= TryToInstall(Pkg,Cache,Fix,false,true,ExpectedInst);
       found = true;
    }
    
@@ -1474,166 +1564,179 @@ bool DoInstall(CommandLine &CmdL)
    if (strcasecmp(CmdL.FileList[0],"remove") == 0)
       DefRemove = true;
 
-   for (const char **I = CmdL.FileList + 1; *I != 0; I++)
+   else if (strcasecmp(CmdL.FileList[0], "autoremove") == 0)
    {
-      // 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;
-      }
+      _config->Set("APT::Get::AutomaticRemove", "true");
+      DefRemove = true;
+   }
 
-      while (Cache->FindPkg(S).end() == 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;
-        }
-        
-        if (Length >= 1 && S[Length - 1] == '+')
+        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] == '^')
         {
-           Remove = false;
            S[--Length] = 0;
+           // tasks must always be confirmed
+           ExpectedInst += 1000;
+           // see if we can install it
+           TryInstallTask(Cache, Fix, BrokenFix, ExpectedInst, S);
            continue;
         }
 
-        char *Slash = strchr(S,'=');
-        if (Slash != 0)
+        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;
-           
-           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;
-        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);
+      /* 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)."));
-   }
+        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 << 
-         _("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"));
+      }   
+   }
+   if (!DoAutomaticRemove(Cache)) 
+        return false;
 
-      c1out << _("The following information may help to resolve the situation:") << endl;
-      c1out << endl;
-      ShowBroken(c1out,Cache,false);
-      return _error->Error(_("Broken packages"));
-   }   
-   
    /* Print out a list of packages that are going to be installed extra
       to what the user asked */
    if (Cache->InstCount() != ExpectedInst)
@@ -1653,8 +1756,8 @@ bool DoInstall(CommandLine &CmdL)
         
         if (*J == 0) {
            List += string(I.Name()) + " ";
-        VersionsList += string(Cache[I].CandVersion) + "\n";
-     }
+           VersionsList += string(Cache[I].CandVersion) + "\n";
+        }
       }
       
       ShowList(c1out,_("The following extra packages will be installed:"),List,VersionsList);
@@ -1789,6 +1892,8 @@ bool DoDSelectUpgrade(CommandLine &CmdL)
    if (Cache.OpenForInstall() == false || Cache.CheckDeps() == false)
       return false;
    
+   pkgDepCache::ActionGroup group(Cache);
+
    // Install everything with the install flag set
    pkgCache::PkgIterator I = Cache->PkgBegin();
    for (;I.end() != true; I++)
@@ -2596,7 +2701,10 @@ int main(int argc,const char *argv[])
       {0,"remove","APT::Get::Remove",0},
       {0,"only-source","APT::Get::Only-Source",0},
       {0,"arch-only","APT::Get::Arch-Only",0},
+      {0,"auto-remove","APT::Get::AutomaticRemove",0},
       {0,"allow-unauthenticated","APT::Get::AllowUnauthenticated",0},
+      {0,"install-recommends","APT::Install-Recommends",CommandLine::Boolean},
+      {0,"fix-policy","APT::Get::Fix-Policy-Broken",0},
       {'c',"config-file",0,CommandLine::ConfigFile},
       {'o',"option",0,CommandLine::ArbItem},
       {0,0,0,0}};
@@ -2604,6 +2712,7 @@ int main(int argc,const char *argv[])
                                    {"upgrade",&DoUpgrade},
                                    {"install",&DoInstall},
                                    {"remove",&DoInstall},
+                                  {"autoremove",&DoInstall},
                                    {"dist-upgrade",&DoDistUpgrade},
                                    {"dselect-upgrade",&DoDSelectUpgrade},
                                   {"build-dep",&DoBuildDep},