Support /etc/apt/preferences.d (Closes: #535512)

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

diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc
index aea9ebeba178f18946f656a0f2166610be076664..acef8dc5e947eb3de24ca8ed1c498e32e75f9972 100644 (file)
--- a/cmdline/apt-cache.cc
+++ b/cmdline/apt-cache.cc
@@ -71,6 +71,12 @@ void LocalitySort(pkgCache::VerFile **begin,
 {   
    qsort(begin,Count,Size,LocalityCompare);
 }
 {   
    qsort(begin,Count,Size,LocalityCompare);
 }

+
+void LocalitySort(pkgCache::DescFile **begin,
+                 unsigned long Count,size_t Size)
+{   
+   qsort(begin,Count,Size,LocalityCompare);
+}

                                                                        /*}}}*/
 // UnMet - Show unmet dependencies                                     /*{{{*/
 // ---------------------------------------------------------------------
                                                                        /*}}}*/
 // UnMet - Show unmet dependencies                                     /*{{{*/
 // ---------------------------------------------------------------------


@@ -96,13 +102,15 @@ bool UnMet(CommandLine &CmdL)
            if (End->Type != pkgCache::Dep::PreDepends &&
                End->Type != pkgCache::Dep::Depends && 
                End->Type != pkgCache::Dep::Suggests &&
            if (End->Type != pkgCache::Dep::PreDepends &&
                End->Type != pkgCache::Dep::Depends && 
                End->Type != pkgCache::Dep::Suggests &&

-               End->Type != pkgCache::Dep::Recommends)
+               End->Type != pkgCache::Dep::Recommends &&
+               End->Type != pkgCache::Dep::DpkgBreaks)

               continue;
 
            // Important deps only
            if (Important == true)
               if (End->Type != pkgCache::Dep::PreDepends &&
               continue;
 
            // Important deps only
            if (Important == true)
               if (End->Type != pkgCache::Dep::PreDepends &&

-                  End->Type != pkgCache::Dep::Depends)
+                  End->Type != pkgCache::Dep::Depends &&
+                  End->Type != pkgCache::Dep::DpkgBreaks)

                  continue;
            
            // Verify the or group
                  continue;
            
            // Verify the or group


@@ -182,7 +190,14 @@ bool DumpPackage(CommandLine &CmdL)
       {
         cout << Cur.VerStr();
         for (pkgCache::VerFileIterator Vf = Cur.FileList(); Vf.end() == false; Vf++)
       {
         cout << Cur.VerStr();
         for (pkgCache::VerFileIterator Vf = Cur.FileList(); Vf.end() == false; Vf++)

-           cout << "(" << Vf.File().FileName() << ")";
+           cout << " (" << Vf.File().FileName() << ")";
+        cout << endl;
+        for (pkgCache::DescIterator D = Cur.DescriptionList(); D.end() == false; D++)
+        {
+           cout << " Description Language: " << D.LanguageCode() << endl
+                << "                 File: " << D.FileList().File().FileName() << endl
+                << "                  MD5: " << D.md5() << endl;
+        }

         cout << endl;
       }
       
         cout << endl;
       }
       


@@ -229,7 +244,7 @@ bool DumpPackage(CommandLine &CmdL)
 bool Stats(CommandLine &Cmd)
 {
    pkgCache &Cache = *GCache;
 bool Stats(CommandLine &Cmd)
 {
    pkgCache &Cache = *GCache;

-   cout << _("Total package names : ") << Cache.Head().PackageCount << " (" <<
+   cout << _("Total package names: ") << Cache.Head().PackageCount << " (" <<

       SizeToStr(Cache.Head().PackageCount*Cache.Head().PackageSz) << ')' << endl;
 
    int Normal = 0;
       SizeToStr(Cache.Head().PackageCount*Cache.Head().PackageSz) << ')' << endl;
 
    int Normal = 0;


@@ -277,11 +292,15 @@ bool Stats(CommandLine &Cmd)
    
    cout << _("Total distinct versions: ") << Cache.Head().VersionCount << " (" <<
       SizeToStr(Cache.Head().VersionCount*Cache.Head().VersionSz) << ')' << endl;
    
    cout << _("Total distinct versions: ") << Cache.Head().VersionCount << " (" <<
       SizeToStr(Cache.Head().VersionCount*Cache.Head().VersionSz) << ')' << endl;

+   cout << _("Total distinct descriptions: ") << Cache.Head().DescriptionCount << " (" <<
+      SizeToStr(Cache.Head().DescriptionCount*Cache.Head().DescriptionSz) << ')' << endl;

    cout << _("Total dependencies: ") << Cache.Head().DependsCount << " (" << 
       SizeToStr(Cache.Head().DependsCount*Cache.Head().DependencySz) << ')' << endl;
    
    cout << _("Total ver/file relations: ") << Cache.Head().VerFileCount << " (" <<
       SizeToStr(Cache.Head().VerFileCount*Cache.Head().VerFileSz) << ')' << endl;
    cout << _("Total dependencies: ") << Cache.Head().DependsCount << " (" << 
       SizeToStr(Cache.Head().DependsCount*Cache.Head().DependencySz) << ')' << endl;
    
    cout << _("Total ver/file relations: ") << Cache.Head().VerFileCount << " (" <<
       SizeToStr(Cache.Head().VerFileCount*Cache.Head().VerFileSz) << ')' << endl;

+   cout << _("Total Desc/File relations: ") << Cache.Head().DescFileCount << " (" <<
+      SizeToStr(Cache.Head().DescFileCount*Cache.Head().DescFileSz) << ')' << endl;

    cout << _("Total Provides mappings: ") << Cache.Head().ProvidesCount << " (" <<
       SizeToStr(Cache.Head().ProvidesCount*Cache.Head().ProvidesSz) << ')' << endl;
    
    cout << _("Total Provides mappings: ") << Cache.Head().ProvidesCount << " (" <<
       SizeToStr(Cache.Head().ProvidesCount*Cache.Head().ProvidesSz) << ')' << endl;
    


@@ -344,6 +363,12 @@ bool Dump(CommandLine &Cmd)
         for (pkgCache::DepIterator D = V.DependsList(); D.end() == false; D++)
            cout << "  Depends: " << D.TargetPkg().Name() << ' ' << 
                             DeNull(D.TargetVer()) << endl;
         for (pkgCache::DepIterator D = V.DependsList(); D.end() == false; D++)
            cout << "  Depends: " << D.TargetPkg().Name() << ' ' << 
                             DeNull(D.TargetVer()) << endl;

+        for (pkgCache::DescIterator D = V.DescriptionList(); D.end() == false; D++)
+        {
+           cout << " Description Language: " << D.LanguageCode() << endl
+                << "                 File: " << D.FileList().File().FileName() << endl
+                << "                  MD5: " << D.md5() << endl;
+        } 

       }      
    }
 
       }      
    }
 


@@ -376,7 +401,7 @@ bool DumpAvail(CommandLine &Cmd)
    pkgCache &Cache = *GCache;
 
    pkgPolicy Plcy(&Cache);
    pkgCache &Cache = *GCache;
 
    pkgPolicy Plcy(&Cache);

-   if (ReadPinFile(Plcy) == false)
+   if (ReadPinFile(Plcy) == false || ReadPinDir(Plcy) == false)

       return false;
    
    unsigned long Count = Cache.HeaderP->PackageCount+1;
       return false;
    
    unsigned long Count = Cache.HeaderP->PackageCount+1;


@@ -846,6 +871,7 @@ bool XVcg(CommandLine &CmdL)
                     then show the relation but do not recurse */
                  if (Hit == false && 
                      (D->Type == pkgCache::Dep::Conflicts ||
                     then show the relation but do not recurse */
                  if (Hit == false && 
                      (D->Type == pkgCache::Dep::Conflicts ||

+                      D->Type == pkgCache::Dep::DpkgBreaks ||

                       D->Type == pkgCache::Dep::Obsoletes))
                  {
                     if (Show[D.TargetPkg()->ID] == None && 
                       D->Type == pkgCache::Dep::Obsoletes))
                  {
                     if (Show[D.TargetPkg()->ID] == None && 


@@ -867,6 +893,9 @@ bool XVcg(CommandLine &CmdL)
                  case pkgCache::Dep::Conflicts:
                    printf("label: \"conflicts\" color: lightgreen }\n");
                    break;
                  case pkgCache::Dep::Conflicts:
                    printf("label: \"conflicts\" color: lightgreen }\n");
                    break;

+                 case pkgCache::Dep::DpkgBreaks:
+                   printf("label: \"breaks\" color: lightgreen }\n");
+                   break;

                  case pkgCache::Dep::Obsoletes:
                    printf("label: \"obsoletes\" color: lightgreen }\n");
                    break;
                  case pkgCache::Dep::Obsoletes:
                    printf("label: \"obsoletes\" color: lightgreen }\n");
                    break;


@@ -1192,17 +1221,50 @@ bool DisplayRecord(pkgCache::VerIterator V)
    if (_error->PendingError() == true)
       return false;
    
    if (_error->PendingError() == true)
       return false;
    

-   // Read the record and then write it out again.
+   // Read the record

    unsigned char *Buffer = new unsigned char[GCache->HeaderP->MaxVerFileSize+1];
    Buffer[V.FileList()->Size] = '\n';
    if (PkgF.Seek(V.FileList()->Offset) == false ||
    unsigned char *Buffer = new unsigned char[GCache->HeaderP->MaxVerFileSize+1];
    Buffer[V.FileList()->Size] = '\n';
    if (PkgF.Seek(V.FileList()->Offset) == false ||

-       PkgF.Read(Buffer,V.FileList()->Size) == false ||
-       fwrite(Buffer,1,V.FileList()->Size+1,stdout) < (size_t)(V.FileList()->Size+1))
+       PkgF.Read(Buffer,V.FileList()->Size) == false)

    {
       delete [] Buffer;
       return false;
    }
    {
       delete [] Buffer;
       return false;
    }

-   
+
+   // Get a pointer to start of Description field
+   const unsigned char *DescP = (unsigned char*)strstr((char*)Buffer, "Description:");
+
+   // Write all but Description
+   if (fwrite(Buffer,1,DescP - Buffer,stdout) < (size_t)(DescP - Buffer))
+   {
+      delete [] Buffer;
+      return false;
+   }
+
+   // Show the right description
+   pkgRecords Recs(*GCache);
+   pkgCache::DescIterator Desc = V.TranslatedDescription();
+   pkgRecords::Parser &P = Recs.Lookup(Desc.FileList());
+   cout << "Description" << ( (strcmp(Desc.LanguageCode(),"") != 0) ? "-" : "" ) << Desc.LanguageCode() << ": " << P.LongDesc();
+
+   // Find the first field after the description (if there is any)
+   for(DescP++;DescP != &Buffer[V.FileList()->Size];DescP++) 
+   {
+      if(*DescP == '\n' && *(DescP+1) != ' ') 
+      {
+        // write the rest of the buffer
+        const unsigned char *end=&Buffer[V.FileList()->Size];
+        if (fwrite(DescP,1,end-DescP,stdout) < (size_t)(end-DescP)) 
+        {
+           delete [] Buffer;
+           return false;
+        }
+
+        break;
+      }
+   }
+   // write a final newline (after the description)
+   cout<<endl;

    delete [] Buffer;
 
    return true;
    delete [] Buffer;
 
    return true;


@@ -1210,10 +1272,10 @@ bool DisplayRecord(pkgCache::VerIterator V)
                                                                        /*}}}*/
 // Search - Perform a search                                           /*{{{*/
 // ---------------------------------------------------------------------
                                                                        /*}}}*/
 // Search - Perform a search                                           /*{{{*/
 // ---------------------------------------------------------------------

-/* This searches the package names and pacakge descriptions for a pattern */
-struct ExVerFile
+/* This searches the package names and package descriptions for a pattern */
+struct ExDescFile

 {
 {

-   pkgCache::VerFile *Vf;
+   pkgCache::DescFile *Df;

    bool NameMatch;
 };
 
    bool NameMatch;
 };
 


@@ -1253,35 +1315,35 @@ bool Search(CommandLine &CmdL)
       return false;
    }
    
       return false;
    }
    

-   ExVerFile *VFList = new ExVerFile[Cache.HeaderP->PackageCount+1];
-   memset(VFList,0,sizeof(*VFList)*Cache.HeaderP->PackageCount+1);
+   ExDescFile *DFList = new ExDescFile[Cache.HeaderP->PackageCount+1];
+   memset(DFList,0,sizeof(*DFList)*Cache.HeaderP->PackageCount+1);

 
    // Map versions that we want to write out onto the VerList array.
    for (pkgCache::PkgIterator P = Cache.PkgBegin(); P.end() == false; P++)
    {
 
    // Map versions that we want to write out onto the VerList array.
    for (pkgCache::PkgIterator P = Cache.PkgBegin(); P.end() == false; P++)
    {

-      VFList[P->ID].NameMatch = NumPatterns != 0;
+      DFList[P->ID].NameMatch = NumPatterns != 0;

       for (unsigned I = 0; I != NumPatterns; I++)
       {
         if (regexec(&Patterns[I],P.Name(),0,0,0) == 0)
       for (unsigned I = 0; I != NumPatterns; I++)
       {
         if (regexec(&Patterns[I],P.Name(),0,0,0) == 0)

-           VFList[P->ID].NameMatch &= true;
+           DFList[P->ID].NameMatch &= true;

         else
         else

-           VFList[P->ID].NameMatch = false;
+           DFList[P->ID].NameMatch = false;

       }
         
       // Doing names only, drop any that dont match..
       }
         
       // Doing names only, drop any that dont match..

-      if (NamesOnly == true && VFList[P->ID].NameMatch == false)
+      if (NamesOnly == true && DFList[P->ID].NameMatch == false)

         continue;
         
       // Find the proper version to use. 
       pkgCache::VerIterator V = Plcy.GetCandidateVer(P);
       if (V.end() == false)
         continue;
         
       // Find the proper version to use. 
       pkgCache::VerIterator V = Plcy.GetCandidateVer(P);
       if (V.end() == false)

-        VFList[P->ID].Vf = V.FileList();
+        DFList[P->ID].Df = V.DescriptionList().FileList();

    }
       
    // Include all the packages that provide matching names too
    for (pkgCache::PkgIterator P = Cache.PkgBegin(); P.end() == false; P++)
    {
    }
       
    // Include all the packages that provide matching names too
    for (pkgCache::PkgIterator P = Cache.PkgBegin(); P.end() == false; P++)
    {

-      if (VFList[P->ID].NameMatch == false)
+      if (DFList[P->ID].NameMatch == false)

         continue;
 
       for (pkgCache::PrvIterator Prv = P.ProvidesList() ; Prv.end() == false; Prv++)
         continue;
 
       for (pkgCache::PrvIterator Prv = P.ProvidesList() ; Prv.end() == false; Prv++)


@@ -1289,18 +1351,18 @@ bool Search(CommandLine &CmdL)
         pkgCache::VerIterator V = Plcy.GetCandidateVer(Prv.OwnerPkg());
         if (V.end() == false)
         {
         pkgCache::VerIterator V = Plcy.GetCandidateVer(Prv.OwnerPkg());
         if (V.end() == false)
         {

-           VFList[Prv.OwnerPkg()->ID].Vf = V.FileList();
-           VFList[Prv.OwnerPkg()->ID].NameMatch = true;
+           DFList[Prv.OwnerPkg()->ID].Df = V.DescriptionList().FileList();
+           DFList[Prv.OwnerPkg()->ID].NameMatch = true;

         }
       }
    }
         }
       }
    }

-
-   LocalitySort(&VFList->Vf,Cache.HeaderP->PackageCount,sizeof(*VFList));
+   
+   LocalitySort(&DFList->Df,Cache.HeaderP->PackageCount,sizeof(*DFList));

 
    // Iterate over all the version records and check them
 
    // Iterate over all the version records and check them

-   for (ExVerFile *J = VFList; J->Vf != 0; J++)
+   for (ExDescFile *J = DFList; J->Df != 0; J++)

    {
    {

-      pkgRecords::Parser &P = Recs.Lookup(pkgCache::VerFileIterator(Cache,J->Vf));
+      pkgRecords::Parser &P = Recs.Lookup(pkgCache::DescFileIterator(Cache,J->Df));

 
       bool Match = true;
       if (J->NameMatch == false)
 
       bool Match = true;
       if (J->NameMatch == false)


@@ -1331,7 +1393,7 @@ bool Search(CommandLine &CmdL)
       }
    }
    
       }
    }
    

-   delete [] VFList;
+   delete [] DFList;

    for (unsigned I = 0; I != NumPatterns; I++)
       regfree(&Patterns[I]);
    if (ferror(stdout))
    for (unsigned I = 0; I != NumPatterns; I++)
       regfree(&Patterns[I]);
    if (ferror(stdout))


@@ -1453,7 +1515,7 @@ bool Policy(CommandLine &CmdL)
    
    pkgCache &Cache = *GCache;
    pkgPolicy Plcy(&Cache);
    
    pkgCache &Cache = *GCache;
    pkgPolicy Plcy(&Cache);

-   if (ReadPinFile(Plcy) == false)
+   if (ReadPinFile(Plcy) == false || ReadPinDir(Plcy) == false)

       return false;
    
    // Print out all of the package files
       return false;
    
    // Print out all of the package files


@@ -1649,8 +1711,8 @@ bool GenCaches(CommandLine &Cmd)
 /* */
 bool ShowHelp(CommandLine &Cmd)
 {
 /* */
 bool ShowHelp(CommandLine &Cmd)
 {

-   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)
      return true;
    
    if (_config->FindB("version") == true)
      return true;


@@ -1677,8 +1739,8 @@ bool ShowHelp(CommandLine &Cmd)
       "   show - Show a readable record for the package\n"
       "   depends - Show raw dependency information for a package\n"
       "   rdepends - Show reverse dependency information for a package\n"
       "   show - Show a readable record for the package\n"
       "   depends - Show raw dependency information for a package\n"
       "   rdepends - Show reverse dependency information for a package\n"

-      "   pkgnames - List the names of all packages\n"
-      "   dotty - Generate package graphs for GraphVis\n"
+      "   pkgnames - List the names of all packages in the system\n"
+      "   dotty - Generate package graphs for GraphViz\n"

       "   xvcg - Generate package graphs for xvcg\n"
       "   policy - Show policy settings\n"
       "\n"
       "   xvcg - Generate package graphs for xvcg\n"
       "   policy - Show policy settings\n"
       "\n"