merge with lp:~mvo/apt/debian-sid

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

diff --git a/cmdline/apt-get.cc b/cmdline/apt-get.cc
index aa54677be078f0f2e88f1ca4dcd7e04457ffe9bf..2ca0855b62a1063e69243a6190b29d4f413251f2 100644 (file)
--- a/cmdline/apt-get.cc
+++ b/cmdline/apt-get.cc
@@ -53,6 +53,7 @@
 #include <termios.h>
 #include <sys/ioctl.h>
 #include <sys/stat.h>
 #include <termios.h>
 #include <sys/ioctl.h>
 #include <sys/stat.h>

+#include <sys/statfs.h>

 #include <sys/statvfs.h>
 #include <signal.h>
 #include <unistd.h>
 #include <sys/statvfs.h>
 #include <signal.h>
 #include <unistd.h>


@@ -63,6 +64,8 @@
 #include <sstream>
                                                                        /*}}}*/
 
 #include <sstream>
                                                                        /*}}}*/
 

+#define RAMFS_MAGIC     0x858458f6
+

 using namespace std;
 
 ostream c0out(0);
 using namespace std;
 
 ostream c0out(0);


@@ -108,6 +111,9 @@ class CacheFile : public pkgCacheFile
         return Open(true);
    }
    CacheFile() : List(0) {};
         return Open(true);
    }
    CacheFile() : List(0) {};

+   ~CacheFile() {
+      delete[] List;
+   }

 };
                                                                        /*}}}*/
 
 };
                                                                        /*}}}*/
 


@@ -591,7 +597,6 @@ void Stats(ostream &out,pkgDepCache &Dep)
               Dep.BadCount());
 }
                                                                        /*}}}*/
               Dep.BadCount());
 }
                                                                        /*}}}*/

-

 // CacheFile::NameComp - QSort compare by name                         /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 // CacheFile::NameComp - QSort compare by name                         /*{{{*/
 // ---------------------------------------------------------------------
 /* */


@@ -684,7 +689,10 @@ bool CacheFile::CheckDeps(bool AllowBroken)
       
    return true;
 }
       
    return true;
 }

-
+                                                                       /*}}}*/
+// CheckAuth - check if each download comes form a trusted source      /*{{{*/
+// ---------------------------------------------------------------------
+/* */

 static bool CheckAuth(pkgAcquire& Fetcher)
 {
    string UntrustedList;
 static bool CheckAuth(pkgAcquire& Fetcher)
 {
    string UntrustedList;


@@ -725,10 +733,7 @@ static bool CheckAuth(pkgAcquire& Fetcher)
 
    return _error->Error(_("There are problems and -y was used without --force-yes"));
 }
 
    return _error->Error(_("There are problems and -y was used without --force-yes"));
 }

-
-

                                                                        /*}}}*/
                                                                        /*}}}*/

-

 // InstallPackages - Actually download and install the packages                /*{{{*/
 // ---------------------------------------------------------------------
 /* This displays the informative messages describing what is going to 
 // InstallPackages - Actually download and install the packages                /*{{{*/
 // ---------------------------------------------------------------------
 /* This displays the informative messages describing what is going to 


@@ -835,16 +840,16 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
    if (DebBytes != FetchBytes)
       ioprintf(c1out,_("Need to get %sB/%sB of archives.\n"),
               SizeToStr(FetchBytes).c_str(),SizeToStr(DebBytes).c_str());
    if (DebBytes != FetchBytes)
       ioprintf(c1out,_("Need to get %sB/%sB of archives.\n"),
               SizeToStr(FetchBytes).c_str(),SizeToStr(DebBytes).c_str());

-   else
+   else if (DebBytes != 0)

       ioprintf(c1out,_("Need to get %sB of archives.\n"),
               SizeToStr(DebBytes).c_str());
 
    // Size delta
    if (Cache->UsrSize() >= 0)
       ioprintf(c1out,_("Need to get %sB of archives.\n"),
               SizeToStr(DebBytes).c_str());
 
    // Size delta
    if (Cache->UsrSize() >= 0)

-      ioprintf(c1out,_("After unpacking %sB of additional disk space will be used.\n"),
+      ioprintf(c1out,_("After this operation, %sB of additional disk space will be used.\n"),

               SizeToStr(Cache->UsrSize()).c_str());
    else
               SizeToStr(Cache->UsrSize()).c_str());
    else

-      ioprintf(c1out,_("After unpacking %sB disk space will be freed.\n"),
+      ioprintf(c1out,_("After this operation, %sB disk space will be freed.\n"),

               SizeToStr(-1*Cache->UsrSize()).c_str());
 
    if (_error->PendingError() == true)
               SizeToStr(-1*Cache->UsrSize()).c_str());
 
    if (_error->PendingError() == true)


@@ -861,8 +866,13 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
         return _error->Errno("statvfs",_("Couldn't determine free space in %s"),
                              OutputDir.c_str());
       if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)
         return _error->Errno("statvfs",_("Couldn't determine free space in %s"),
                              OutputDir.c_str());
       if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)

-        return _error->Error(_("You don't have enough free space in %s."),
-                             OutputDir.c_str());
+      {
+         struct statfs Stat;
+         if (statfs(OutputDir.c_str(),&Stat) != 0 ||
+                        unsigned(Stat.f_type) != RAMFS_MAGIC)
+            return _error->Error(_("You don't have enough free space in %s."),
+                OutputDir.c_str());
+      }

    }
    
    // Fail safe check
    }
    
    // Fail safe check


@@ -918,7 +928,7 @@ bool InstallPackages(CacheFile &Cache,bool ShwKept,bool Ask = true,
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
       for (; I != Fetcher.UriEnd(); I++)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
       for (; I != Fetcher.UriEnd(); I++)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 

-              I->Owner->FileSize << ' ' << I->Owner->MD5Sum() << endl;
+              I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;

       return true;
    }
 
       return true;
    }
 


@@ -1264,16 +1274,23 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
         }
       }   
    }
         }
       }   
    }

-   
-   // No source package name..
-   if (Src.empty() == true)
-      Src = TmpSrc;
-   
+

    // The best hit
    pkgSrcRecords::Parser *Last = 0;
    unsigned long Offset = 0;
    string Version;
    bool IsMatch = false;
    // The best hit
    pkgSrcRecords::Parser *Last = 0;
    unsigned long Offset = 0;
    string Version;
    bool IsMatch = false;

+   bool MatchSrcOnly = false;
+
+   // No source package name..
+   if (Src.empty() == true)
+      Src = TmpSrc;
+   else 
+      // if we have a source pkg name, make sure to only search
+      // for srcpkg names, otherwise apt gets confused if there
+      // is a binary package "pkg1" and a source package "pkg1"
+      // with the same name but that comes from different packages
+      MatchSrcOnly = true;

    
    // If we are matching by version then we need exact matches to be happy
    if (VerTag.empty() == false)
    
    // If we are matching by version then we need exact matches to be happy
    if (VerTag.empty() == false)


@@ -1283,13 +1300,13 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
       binary packages in the search */
    pkgSrcRecords::Parser *Parse;
    SrcRecs.Restart();
       binary packages in the search */
    pkgSrcRecords::Parser *Parse;
    SrcRecs.Restart();

-   while ((Parse = SrcRecs.Find(Src.c_str(),false)) != 0)
+   while ((Parse = SrcRecs.Find(Src.c_str(), MatchSrcOnly)) != 0)

    {
       string Ver = Parse->Version();
    {
       string Ver = Parse->Version();

-      
-      // Skip name mismatches
-      if (IsMatch == true && Parse->Package() != Src)
-        continue;
+
+      // show name mismatches
+      if (IsMatch == true && Parse->Package() != Src)       
+        ioprintf(c1out,  _("No source package '%s' picking '%s' instead\n"), Parse->Package().c_str(), Src.c_str());

       
       if (VerTag.empty() == false)
       {
       
       if (VerTag.empty() == false)
       {


@@ -1320,7 +1337,6 @@ pkgSrcRecords::Parser *FindSrc(const char *Name,pkgRecords &Recs,
    return Last;
 }
                                                                        /*}}}*/
    return Last;
 }
                                                                        /*}}}*/

-

 // DoUpdate - Update the package lists                                 /*{{{*/
 // ---------------------------------------------------------------------
 /* */
 // DoUpdate - Update the package lists                                 /*{{{*/
 // ---------------------------------------------------------------------
 /* */


@@ -1343,14 +1359,15 @@ bool DoUpdate(CommandLine &CmdL)
         return _error->Error(_("Unable to lock the list directory"));
    }
    
         return _error->Error(_("Unable to lock the list directory"));
    }
    

-   // Create the download object
+   // Create the progress

    AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));
    AcqTextStatus Stat(ScreenWidth,_config->FindI("quiet",0));

-   pkgAcquire Fetcher(&Stat);
-
-   
+      

    // Just print out the uris an exit if the --print-uris flag was used
    if (_config->FindB("APT::Get::Print-URIs") == true)
    {
    // Just print out the uris an exit if the --print-uris flag was used
    if (_config->FindB("APT::Get::Print-URIs") == true)
    {

+      // get a fetcher
+      pkgAcquire Fetcher(&Stat);
+

       // Populate it with the source selection and get all Indexes 
       // (GetAll=true)
       if (List.GetIndexes(&Fetcher,true) == false)
       // Populate it with the source selection and get all Indexes 
       // (GetAll=true)
       if (List.GetIndexes(&Fetcher,true) == false)


@@ -1359,58 +1376,19 @@ bool DoUpdate(CommandLine &CmdL)
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
       for (; I != Fetcher.UriEnd(); I++)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
       for (; I != Fetcher.UriEnd(); I++)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 

-              I->Owner->FileSize << ' ' << I->Owner->MD5Sum() << endl;
+              I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;

       return true;
    }
 
       return true;
    }
 

-   // Populate it with the source selection
-   if (List.GetIndexes(&Fetcher) == false)
-        return false;
-   
-   // Run it
-   if (Fetcher.Run() == pkgAcquire::Failed)
-      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 (!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)
-        return false;
-   }
-   
-   // Prepare the cache.   
+   // do the work

    CacheFile Cache;
    CacheFile Cache;

+   if (_config->FindB("APT::Get::Download",true) == true)
+       ListUpdate(Stat, List);
+
+   // Rebuild the cache.   

    if (Cache.BuildCaches() == false)
       return false;
    
    if (Cache.BuildCaches() == false)
       return false;
    

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


@@ -1480,7 +1458,7 @@ bool DoAutomaticRemove(CacheFile &Cache)
    }
    return true;
 }
    }
    return true;
 }

-
+                                                                       /*}}}*/

 // DoUpgrade - Upgrade all packages                                    /*{{{*/
 // ---------------------------------------------------------------------
 /* Upgrade all packages without installing new packages or erasing old
 // DoUpgrade - Upgrade all packages                                    /*{{{*/
 // ---------------------------------------------------------------------
 /* Upgrade all packages without installing new packages or erasing old


@@ -1507,7 +1485,8 @@ bool DoUpgrade(CommandLine &CmdL)
 bool TryInstallTask(pkgDepCache &Cache, pkgProblemResolver &Fix, 
                    bool BrokenFix,
                    unsigned int& ExpectedInst, 
 bool TryInstallTask(pkgDepCache &Cache, pkgProblemResolver &Fix, 
                    bool BrokenFix,
                    unsigned int& ExpectedInst, 

-                   const char *taskname)
+                   const char *taskname,
+                   bool Remove)

 {
    const char *start, *end;
    pkgCache::PkgIterator Pkg;
 {
    const char *start, *end;
    pkgCache::PkgIterator Pkg;


@@ -1519,34 +1498,42 @@ bool TryInstallTask(pkgDepCache &Cache, pkgProblemResolver &Fix,
 
    // build regexp for the task
    char S[300];
 
    // build regexp for the task
    char S[300];

-   // better: "^Task:.*[^a-z]lamp-server([^a-z]|\n)" ?
-   snprintf(S, sizeof(S), "^Task:.*[^a-z]%s[^a-z].*$", taskname);
-   regcomp(&Pattern,S, REG_EXTENDED | REG_NOSUB | REG_NEWLINE);
+   snprintf(S, sizeof(S), "^Task:.*[, ]%s([, ]|$)", taskname);
+   if(regcomp(&Pattern,S, REG_EXTENDED | REG_NOSUB | REG_NEWLINE) != 0)
+      return _error->Error("Failed to compile task regexp");

    
    bool found = false;
    bool res = true;
    
    bool found = false;
    bool res = true;

-   for (Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+
+   // two runs, first ignore dependencies, second install any missing
+   for(int IgnoreBroken=1; IgnoreBroken >= 0; IgnoreBroken--)

    {
    {

-      pkgCache::VerIterator ver = Cache[Pkg].CandidateVerIter(Cache);
-      if(ver.end())
-        continue;
-      pkgRecords::Parser &parser = Recs.Lookup(ver.FileList());
-      parser.GetRec(start,end);
-      strncpy(buf, start, end-start);
-      buf[end-start] = 0x0;
-      if (regexec(&Pattern,buf,0,0,0) != 0)
-        continue;
-      res &= TryToInstall(Pkg,Cache,Fix,false,true,ExpectedInst);
-      found = true;
+      for (Pkg = Cache.PkgBegin(); Pkg.end() == false; Pkg++)
+      {
+        pkgCache::VerIterator ver = Cache[Pkg].CandidateVerIter(Cache);
+        if(ver.end())
+           continue;
+        pkgRecords::Parser &parser = Recs.Lookup(ver.FileList());
+        parser.GetRec(start,end);
+        strncpy(buf, start, end-start);
+        buf[end-start] = 0x0;
+        if (regexec(&Pattern,buf,0,0,0) != 0)
+           continue;
+        res &= TryToInstall(Pkg,Cache,Fix,Remove,IgnoreBroken,ExpectedInst);
+        found = true;
+      }

    }
    
    }
    

+   // now let the problem resolver deal with any issues
+   Fix.Resolve(true);
+

    if(!found)
       _error->Error(_("Couldn't find task %s"),taskname);
 
    regfree(&Pattern);
    return res;
 }
    if(!found)
       _error->Error(_("Couldn't find task %s"),taskname);
 
    regfree(&Pattern);
    return res;
 }

-
+                                                                       /*}}}*/

 // DoInstall - Install packages from the command line                  /*{{{*/
 // ---------------------------------------------------------------------
 /* Install named packages */
 // DoInstall - Install packages from the command line                  /*{{{*/
 // ---------------------------------------------------------------------
 /* Install named packages */


@@ -1604,7 +1591,7 @@ bool DoInstall(CommandLine &CmdL)
             // tasks must always be confirmed
             ExpectedInst += 1000;
             // see if we can install it
             // tasks must always be confirmed
             ExpectedInst += 1000;
             // see if we can install it

-            TryInstallTask(Cache, Fix, BrokenFix, ExpectedInst, S);
+            TryInstallTask(Cache, Fix, BrokenFix, ExpectedInst, S, Remove);

             continue;
          }
 
             continue;
          }
 


@@ -1707,9 +1694,10 @@ bool DoInstall(CommandLine &CmdL)
            // where foo is marked automatic
            if(!Remove && 
               Cache[Pkg].Install() == false && 
            // where foo is marked automatic
            if(!Remove && 
               Cache[Pkg].Install() == false && 

-              (Cache[Pkg].Flags & pkgCache::Flag::Auto))
+              (Cache[Pkg].Flags & pkgCache::Flag::Auto) &&
+              _config->FindB("APT::Get::ReInstall",false) == false)

            {
            {

-              ioprintf(c1out,_("%s set to manual installed.\n"),
+              ioprintf(c1out,_("%s set to manually installed.\n"),

                        Pkg.Name());
               Cache->MarkAuto(Pkg,false);
               AutoMarkChanged++;
                        Pkg.Name());
               Cache->MarkAuto(Pkg,false);
               AutoMarkChanged++;


@@ -1741,6 +1729,7 @@ bool DoInstall(CommandLine &CmdL)
              "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;
              "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;
         if (Packages == 1)
         {
            c1out << endl;


@@ -1749,6 +1738,7 @@ bool DoInstall(CommandLine &CmdL)
                 "the package is simply not installable and a bug report against\n" 
                 "that package should be filed.") << endl;
         }
                 "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;
 
         c1out << _("The following information may help to resolve the situation:") << endl;
         c1out << endl;


@@ -1881,7 +1871,8 @@ bool DoInstall(CommandLine &CmdL)
    // cache.commit()
    if (AutoMarkChanged > 0 &&
        Cache->DelCount() == 0 && Cache->InstCount() == 0 &&
    // cache.commit()
    if (AutoMarkChanged > 0 &&
        Cache->DelCount() == 0 && Cache->InstCount() == 0 &&

-       Cache->BadCount() == 0)
+       Cache->BadCount() == 0 &&
+       _config->FindB("APT::Get::Simulate",false) == false)

       Cache->writeStateFile(NULL);
 
    // See if we need to prompt
       Cache->writeStateFile(NULL);
 
    // See if we need to prompt


@@ -2186,8 +2177,13 @@ bool DoSource(CommandLine &CmdL)
       return _error->Errno("statvfs",_("Couldn't determine free space in %s"),
                           OutputDir.c_str());
    if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)
       return _error->Errno("statvfs",_("Couldn't determine free space in %s"),
                           OutputDir.c_str());
    if (unsigned(Buf.f_bfree) < (FetchBytes - FetchPBytes)/Buf.f_bsize)

-      return _error->Error(_("You don't have enough free space in %s"),
-                          OutputDir.c_str());
+     {
+       struct statfs Stat;
+       if (statfs(OutputDir.c_str(),&Stat) != 0 || 
+           unsigned(Stat.f_type) != RAMFS_MAGIC) 
+          return _error->Error(_("You don't have enough free space in %s"),
+              OutputDir.c_str());
+      }

    
    // Number of bytes
    if (DebBytes != FetchBytes)
    
    // Number of bytes
    if (DebBytes != FetchBytes)


@@ -2210,7 +2206,7 @@ bool DoSource(CommandLine &CmdL)
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
       for (; I != Fetcher.UriEnd(); I++)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 
       pkgAcquire::UriIterator I = Fetcher.UriBegin();
       for (; I != Fetcher.UriEnd(); I++)
         cout << '\'' << I->URI << "' " << flNotDir(I->Owner->DestFile) << ' ' << 

-              I->Owner->FileSize << ' ' << I->Owner->MD5Sum() << endl;
+              I->Owner->FileSize << ' ' << I->Owner->HashSum() << endl;

       return true;
    }
    
       return true;
    }
    


@@ -2470,6 +2466,7 @@ bool DoBuildDep(CommandLine &CmdL)
                            break;
                  }
                  if (CV.end() == true)
                            break;
                  }
                  if (CV.end() == true)

+                {

                   if (hasAlternatives)
                   {
                      continue;
                   if (hasAlternatives)
                   {
                      continue;


@@ -2482,6 +2479,7 @@ bool DoBuildDep(CommandLine &CmdL)
                                            Last->BuildDepType((*D).Type),Src.c_str(),
                                            (*D).Package.c_str());
                   }
                                            Last->BuildDepType((*D).Type),Src.c_str(),
                                            (*D).Package.c_str());
                   }

+                }

             }
             else
             {
             }
             else
             {


@@ -2526,6 +2524,8 @@ bool DoBuildDep(CommandLine &CmdL)
             {
                // We successfully installed something; skip remaining alternatives
                skipAlternatives = hasAlternatives;
             {
                // We successfully installed something; skip remaining alternatives
                skipAlternatives = hasAlternatives;

+              if(_config->FindB("APT::Get::Build-Dep-Automatic", false) == true)
+                 Cache->MarkAuto(Pkg, true);

                continue;
             }
             else if (hasAlternatives)
                continue;
             }
             else if (hasAlternatives)


@@ -2581,8 +2581,8 @@ bool DoMoo(CommandLine &CmdL)
 /* */
 bool ShowHelp(CommandLine &CmdL)
 {
 /* */
 bool ShowHelp(CommandLine &CmdL)
 {

-   ioprintf(cout,_("%s %s for %s %s compiled on %s %s\n"),PACKAGE,VERSION,
-           COMMON_OS,COMMON_CPU,__DATE__,__TIME__);
+   ioprintf(cout,_("%s %s for %s compiled on %s %s\n"),PACKAGE,VERSION,
+           COMMON_ARCH,__DATE__,__TIME__);

            
    if (_config->FindB("version") == true)
    {
            
    if (_config->FindB("version") == true)
    {


@@ -2640,7 +2640,8 @@ 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"
+      "   autoremove - Remove automatically all unused packages\n"
+      "   purge - Remove packages and config files\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"


@@ -2656,7 +2657,7 @@ bool ShowHelp(CommandLine &CmdL)
       "  -d  Download only - do NOT install or unpack archives\n"
       "  -s  No-act. Perform ordering simulation\n"
       "  -y  Assume Yes to all queries and do not prompt\n"
       "  -d  Download only - do NOT install or unpack archives\n"
       "  -s  No-act. Perform ordering simulation\n"
       "  -y  Assume Yes to all queries and do not prompt\n"

-      "  -f  Attempt to continue if the integrity check fails\n"
+      "  -f  Attempt to correct a system with broken dependencies in place\n"

       "  -m  Attempt to continue if archives are unlocatable\n"
       "  -u  Show a list of upgraded packages as well\n"
       "  -b  Build the source package after fetching it\n"
       "  -m  Attempt to continue if archives are unlocatable\n"
       "  -u  Show a list of upgraded packages as well\n"
       "  -b  Build the source package after fetching it\n"


@@ -2699,8 +2700,7 @@ void SigWinch(int)
 #endif
 }
                                                                        /*}}}*/
 #endif
 }
                                                                        /*}}}*/

-
-int main(int argc,const char *argv[])
+int main(int argc,const char *argv[])                                  /*{{{*/

 {
    CommandLine::Args Args[] = {
       {'h',"help","help",0},
 {
    CommandLine::Args Args[] = {
       {'h',"help","help",0},


@@ -2750,7 +2750,9 @@ int main(int argc,const char *argv[])
                                    {"upgrade",&DoUpgrade},
                                    {"install",&DoInstall},
                                    {"remove",&DoInstall},
                                    {"upgrade",&DoUpgrade},
                                    {"install",&DoInstall},
                                    {"remove",&DoInstall},

+                                   {"purge",&DoInstall},

                                   {"autoremove",&DoInstall},
                                   {"autoremove",&DoInstall},

+                                  {"purge",&DoInstall},

                                    {"dist-upgrade",&DoDistUpgrade},
                                    {"dselect-upgrade",&DoDSelectUpgrade},
                                   {"build-dep",&DoBuildDep},
                                    {"dist-upgrade",&DoDistUpgrade},
                                    {"dselect-upgrade",&DoDSelectUpgrade},
                                   {"build-dep",&DoBuildDep},


@@ -2787,7 +2789,19 @@ int main(int argc,const char *argv[])
       ShowHelp(CmdL);
       return 0;
    }
       ShowHelp(CmdL);
       return 0;
    }

-   
+
+   // simulate user-friendly if apt-get has no root privileges
+   if (getuid() != 0 && _config->FindB("APT::Get::Simulate") == true)
+   {
+      if (_config->FindB("APT::Get::Show-User-Simulation-Note",true) == true)
+        cout << _("NOTE: This is only a simulation!\n"
+           "      apt-get needs root privileges for real execution.\n"
+           "      Keep also in mind that locking is deactivated,\n"
+           "      so don't depend on the relevance to the real current situation!"
+        ) << std::endl;
+      _config->Set("Debug::NoLocking",true);
+   }
+

    // Deal with stdout not being a tty
    if (!isatty(STDOUT_FILENO) && _config->FindI("quiet",0) < 1)
       _config->Set("quiet","1");
    // Deal with stdout not being a tty
    if (!isatty(STDOUT_FILENO) && _config->FindI("quiet",0) < 1)
       _config->Set("quiet","1");


@@ -2819,3 +2833,4 @@ int main(int argc,const char *argv[])
    
    return 0;   
 }
    
    return 0;   
 }

+                                                                       /*}}}*/