The fastest way to get field values is as a range.

[apt.git] / apt-private / private-list.cc

diff --git a/apt-private/private-list.cc b/apt-private/private-list.cc
index b053cbcbe2bfb2d120f86d3781b72fe31a760236..32c8eeaa2cb80a916071b9cf1beece71bc795755 100644 (file)
--- a/apt-private/private-list.cc
+++ b/apt-private/private-list.cc
@@ -37,28 +37,20 @@ struct PackageSortAlphabetic                                                /*{{{*/
        return (l_name < r_name);
     }
 };
-                                                                       /*}}}*/
-class PackageNameMatcher : public Matcher                              /*{{{*/
+
+class PackageNameMatcher : public Matcher
 {
-#ifdef PACKAGE_MATCHER_ABI_COMPAT
-#define PackageMatcher PackageNameMatchesFnmatch
-#endif
   public:
-   PackageNameMatcher(const char **patterns)
+   explicit PackageNameMatcher(const char **patterns)
    {
       for(int i=0; patterns[i] != NULL; ++i)
       {
          std::string pattern = patterns[i];
-#ifdef PACKAGE_MATCHER_ABI_COMPAT
-            APT::CacheFilter::PackageNameMatchesFnmatch *cachefilter = NULL;
-            cachefilter = new APT::CacheFilter::PackageNameMatchesFnmatch(pattern);
-#else
          APT::CacheFilter::PackageMatcher *cachefilter = NULL;
          if(_config->FindB("APT::Cmd::Use-Regexp", false) == true)
             cachefilter = new APT::CacheFilter::PackageNameMatchesRegEx(pattern);
          else
             cachefilter = new APT::CacheFilter::PackageNameMatchesFnmatch(pattern);
-#endif
          filters.push_back(cachefilter);
       }
    }
@@ -67,7 +59,7 @@ class PackageNameMatcher : public Matcher                             /*{{{*/
       for(J=filters.begin(); J != filters.end(); ++J)
          delete *J;
    }
-   virtual bool operator () (const pkgCache::PkgIterator &P) 
+   virtual bool operator () (const pkgCache::PkgIterator &P) APT_OVERRIDE
    {
       for(J=filters.begin(); J != filters.end(); ++J)
       {
@@ -85,15 +77,14 @@ private:
 };
                                                                        /*}}}*/
 static void ListAllVersions(pkgCacheFile &CacheFile, pkgRecords &records,/*{{{*/
-                     pkgCache::PkgIterator P,    
-                     std::ostream &outs,
-                     bool include_summary=true)
+                     pkgCache::PkgIterator const &P, std::ostream &outs,
+                     std::string const &format)
 {
    for (pkgCache::VerIterator Ver = P.VersionList();
         Ver.end() == false; ++Ver)
    {
-      ListSingleVersion(CacheFile, records, Ver, outs, include_summary);
-      outs << "\n";
+      ListSingleVersion(CacheFile, records, Ver, outs, format);
+      outs << std::endl;
    }
 }
                                                                        /*}}}*/
@@ -102,8 +93,8 @@ static void ListAllVersions(pkgCacheFile &CacheFile, pkgRecords &records,/*{{{*/
 bool DoList(CommandLine &Cmd)
 {
    pkgCacheFile CacheFile;
-   pkgCache *Cache = CacheFile.GetPkgCache();
-   if (unlikely(Cache == NULL))
+   pkgCache * const Cache = CacheFile.GetPkgCache();
+   if (unlikely(Cache == nullptr || CacheFile.GetDepCache() == nullptr))
       return false;
    pkgRecords records(CacheFile);
 
@@ -117,10 +108,9 @@ bool DoList(CommandLine &Cmd)
       patterns = Cmd.FileList + 1;
    }
 
-   std::map<std::string, std::string> output_map;
-   std::map<std::string, std::string>::const_iterator K;
-
-   bool includeSummary = _config->FindB("APT::Cmd::List-Include-Summary");
+   std::string format = "${color:highlight}${Package}${color:neutral}/${Origin} ${Version} ${Architecture}${ }${apt:Status}";
+   if (_config->FindB("APT::Cmd::List-Include-Summary", false) == true)
+      format += "\n  ${Description}\n";
 
    PackageNameMatcher matcher(patterns);
    LocalitySortedVersionSet bag;
@@ -129,27 +119,37 @@ bool DoList(CommandLine &Cmd)
                             Cache->Head().PackageCount, 
                             Cache->Head().PackageCount,
                             _("Listing"));
-   GetLocalitySortedVersionSet(CacheFile, bag, matcher, progress);
+   GetLocalitySortedVersionSet(CacheFile, &bag, matcher, &progress);
+   bool const ShowAllVersions = _config->FindB("APT::Cmd::All-Versions", false);
+   std::map<std::string, std::string> output_map;
    for (LocalitySortedVersionSet::iterator V = bag.begin(); V != bag.end(); ++V)
    {
       std::stringstream outs;
-      if(_config->FindB("APT::Cmd::All-Versions", false) == true)
-      {
-         ListAllVersions(CacheFile, records, V.ParentPkg(), outs, includeSummary);
-         output_map.insert(std::make_pair<std::string, std::string>(
-            V.ParentPkg().Name(), outs.str()));
-      } else {
-         ListSingleVersion(CacheFile, records, V, outs, includeSummary);
-         output_map.insert(std::make_pair<std::string, std::string>(
-                           V.ParentPkg().Name(), outs.str()));
-      }
+      if(ShowAllVersions == true)
+         ListAllVersions(CacheFile, records, V.ParentPkg(), outs, format);
+      else
+         ListSingleVersion(CacheFile, records, V, outs, format);
+      output_map.insert(std::make_pair<std::string, std::string>(
+              V.ParentPkg().Name(), outs.str()));
    }
 
    // FIXME: SORT! and make sorting flexible (alphabetic, by pkg status)
    // output the sorted map
+   std::map<std::string, std::string>::const_iterator K;
    for (K = output_map.begin(); K != output_map.end(); ++K)
       std::cout << (*K).second << std::endl;
 
+   // be nice and tell the user if there is more to see
+   if (bag.size() == 1 && ShowAllVersions == false)
+   {
+      // start with -1 as we already displayed one version
+      int versions = -1;
+      pkgCache::VerIterator Ver = *bag.begin();
+      for ( ; Ver.end() == false; ++Ver)
+         ++versions;
+      if (versions > 0)
+         _error->Notice(P_("There is %i additional version. Please use the '-a' switch to see it", "There are %i additional versions. Please use the '-a' switch to see them.", versions), versions);
+   }
 
    return true;
 }