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-rw-r--r--cmdline/apt-cache.cc149
1 files changed, 114 insertions, 35 deletions
diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc
index ac0d48a36..0f4f7e1ce 100644
--- a/cmdline/apt-cache.cc
+++ b/cmdline/apt-cache.cc
@@ -191,7 +191,7 @@ static bool UnMet(CommandLine &CmdL)
{
CacheSetHelperVirtuals helper(true, GlobalError::NOTICE);
APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1,
- APT::VersionList::CANDIDATE, helper);
+ APT::CacheSetHelper::CANDIDATE, helper);
for (APT::VersionList::iterator V = verset.begin(); V != verset.end(); ++V)
if (ShowUnMet(V, Important) == false)
return false;
@@ -264,6 +264,46 @@ static bool DumpPackage(CommandLine &CmdL)
return true;
}
/*}}}*/
+// ShowHashTableStats - Show stats about a hashtable /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+template<class T>
+static void ShowHashTableStats(std::string Type,
+ T *StartP,
+ map_pointer_t *Hashtable,
+ unsigned long Size)
+{
+ // hashtable stats for the HashTable
+ unsigned long NumBuckets = Size;
+ unsigned long UsedBuckets = 0;
+ unsigned long UnusedBuckets = 0;
+ unsigned long LongestBucket = 0;
+ unsigned long ShortestBucket = NumBuckets;
+ unsigned long Entries = 0;
+ for (unsigned int i=0; i < NumBuckets; ++i)
+ {
+ T *P = StartP + Hashtable[i];
+ if(P == 0 || P == StartP)
+ {
+ ++UnusedBuckets;
+ continue;
+ }
+ ++UsedBuckets;
+ unsigned long ThisBucketSize = 0;
+ for (; P != StartP; P = StartP + P->Next)
+ ++ThisBucketSize;
+ Entries += ThisBucketSize;
+ LongestBucket = std::max(ThisBucketSize, LongestBucket);
+ ShortestBucket = std::min(ThisBucketSize, ShortestBucket);
+ }
+ cout << "Total buckets in " << Type << ": " << NumBuckets << std::endl;
+ cout << " Unused: " << UnusedBuckets << std::endl;
+ cout << " Used: " << UsedBuckets << std::endl;
+ cout << " Average entries: " << Entries/(double)NumBuckets << std::endl;
+ cout << " Longest: " << LongestBucket << std::endl;
+ cout << " Shortest: " << ShortestBucket << std::endl;
+}
+ /*}}}*/
// Stats - Dump some nice statistics /*{{{*/
// ---------------------------------------------------------------------
/* */
@@ -335,45 +375,84 @@ static bool Stats(CommandLine &)
SizeToStr(Cache->Head().DescFileCount*Cache->Head().DescFileSz) << ')' << endl;
cout << _("Total Provides mappings: ") << Cache->Head().ProvidesCount << " (" <<
SizeToStr(Cache->Head().ProvidesCount*Cache->Head().ProvidesSz) << ')' << endl;
-
- // String list stats
- unsigned long Size = 0;
- unsigned long Count = 0;
- for (pkgCache::StringItem *I = Cache->StringItemP + Cache->Head().StringList;
- I!= Cache->StringItemP; I = Cache->StringItemP + I->NextItem)
- {
- Count++;
- Size += strlen(Cache->StrP + I->String) + 1;
- }
- cout << _("Total globbed strings: ") << Count << " (" << SizeToStr(Size) << ')' << endl;
- unsigned long DepVerSize = 0;
+ // String list stats
+ std::set<map_stringitem_t> stritems;
+ for (pkgCache::GrpIterator G = Cache->GrpBegin(); G.end() == false; ++G)
+ stritems.insert(G->Name);
for (pkgCache::PkgIterator P = Cache->PkgBegin(); P.end() == false; ++P)
{
+ stritems.insert(P->Arch);
for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V)
{
+ if (V->VerStr != 0)
+ stritems.insert(V->VerStr);
+ if (V->Section != 0)
+ stritems.insert(V->Section);
+ stritems.insert(V->SourcePkgName);
+ stritems.insert(V->SourceVerStr);
for (pkgCache::DepIterator D = V.DependsList(); D.end() == false; ++D)
{
if (D->Version != 0)
- DepVerSize += strlen(D.TargetVer()) + 1;
+ stritems.insert(D->Version);
}
+ for (pkgCache::DescIterator D = V.DescriptionList(); D.end() == false; ++D)
+ {
+ stritems.insert(D->md5sum);
+ stritems.insert(D->language_code);
+ }
+ }
+ for (pkgCache::PrvIterator Prv = P.ProvidesList(); Prv.end() == false; ++Prv)
+ {
+ if (Prv->ProvideVersion != 0)
+ stritems.insert(Prv->ProvideVersion);
}
}
- cout << _("Total dependency version space: ") << SizeToStr(DepVerSize) << endl;
-
+ for (pkgCache::PkgFileIterator F = Cache->FileBegin(); F != Cache->FileEnd(); ++F)
+ {
+ stritems.insert(F->FileName);
+ stritems.insert(F->Archive);
+ stritems.insert(F->Codename);
+ stritems.insert(F->Component);
+ stritems.insert(F->Version);
+ stritems.insert(F->Origin);
+ stritems.insert(F->Label);
+ stritems.insert(F->Architecture);
+ stritems.insert(F->Site);
+ stritems.insert(F->IndexType);
+ }
+ unsigned long Size = 0;
+ for (std::set<map_stringitem_t>::const_iterator i = stritems.begin(); i != stritems.end(); ++i)
+ Size += strlen(Cache->StrP + *i) + 1;
+
+ cout << _("Total globbed strings: ") << stritems.size() << " (" << SizeToStr(Size) << ')' << endl;
+ stritems.clear();
+
unsigned long Slack = 0;
for (int I = 0; I != 7; I++)
Slack += Cache->Head().Pools[I].ItemSize*Cache->Head().Pools[I].Count;
cout << _("Total slack space: ") << SizeToStr(Slack) << endl;
-
+
unsigned long Total = 0;
- Total = Slack + Size + Cache->Head().DependsCount*Cache->Head().DependencySz +
- Cache->Head().VersionCount*Cache->Head().VersionSz +
- Cache->Head().PackageCount*Cache->Head().PackageSz +
- Cache->Head().VerFileCount*Cache->Head().VerFileSz +
- Cache->Head().ProvidesCount*Cache->Head().ProvidesSz;
+#define APT_CACHESIZE(X,Y) (Cache->Head().X * Cache->Head().Y)
+ Total = Slack + Size +
+ APT_CACHESIZE(GroupCount, GroupSz) +
+ APT_CACHESIZE(PackageCount, PackageSz) +
+ APT_CACHESIZE(VersionCount, VersionSz) +
+ APT_CACHESIZE(DescriptionCount, DescriptionSz) +
+ APT_CACHESIZE(DependsCount, DependencySz) +
+ APT_CACHESIZE(PackageFileCount, PackageFileSz) +
+ APT_CACHESIZE(VerFileCount, VerFileSz) +
+ APT_CACHESIZE(DescFileCount, DescFileSz) +
+ APT_CACHESIZE(ProvidesCount, ProvidesSz) +
+ (2 * Cache->Head().HashTableSize * sizeof(map_id_t));
cout << _("Total space accounted for: ") << SizeToStr(Total) << endl;
-
+#undef APT_CACHESIZE
+
+ // hashtable stats
+ ShowHashTableStats<pkgCache::Package>("PkgHashTable", Cache->PkgP, Cache->Head().PkgHashTable(), Cache->Head().HashTableSize);
+ ShowHashTableStats<pkgCache::Group>("GrpHashTable", Cache->GrpP, Cache->Head().GrpHashTable(), Cache->Head().HashTableSize);
+
return true;
}
/*}}}*/
@@ -579,7 +658,7 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
return false;
CacheSetHelperVirtuals helper(false);
- APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, APT::VersionList::CANDIDATE, helper);
+ APT::VersionList verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, APT::CacheSetHelper::CANDIDATE, helper);
if (verset.empty() == true && helper.virtualPkgs.empty() == true)
return _error->Error(_("No packages found"));
std::vector<bool> Shown(Cache->Head().PackageCount);
@@ -647,7 +726,7 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
if (Recurse == true && Shown[Trg->ID] == false)
{
Shown[Trg->ID] = true;
- verset.insert(APT::VersionSet::FromPackage(CacheFile, Trg, APT::VersionSet::CANDIDATE, helper));
+ verset.insert(APT::VersionSet::FromPackage(CacheFile, Trg, APT::CacheSetHelper::CANDIDATE, helper));
}
}
@@ -666,7 +745,7 @@ static bool ShowDepends(CommandLine &CmdL, bool const RevDepends)
if (Recurse == true && Shown[V.ParentPkg()->ID] == false)
{
Shown[V.ParentPkg()->ID] = true;
- verset.insert(APT::VersionSet::FromPackage(CacheFile, V.ParentPkg(), APT::VersionSet::CANDIDATE, helper));
+ verset.insert(APT::VersionSet::FromPackage(CacheFile, V.ParentPkg(), APT::CacheSetHelper::CANDIDATE, helper));
}
}
@@ -761,9 +840,9 @@ static bool XVcg(CommandLine &CmdL)
// Load the list of packages from the command line into the show list
APT::CacheSetHelper helper(true, GlobalError::NOTICE);
- std::list<APT::PackageSet::Modifier> mods;
- mods.push_back(APT::PackageSet::Modifier(0, ",", APT::PackageSet::Modifier::POSTFIX));
- mods.push_back(APT::PackageSet::Modifier(1, "^", APT::PackageSet::Modifier::POSTFIX));
+ std::list<APT::CacheSetHelper::PkgModifier> mods;
+ mods.push_back(APT::CacheSetHelper::PkgModifier(0, ",", APT::PackageSet::Modifier::POSTFIX));
+ mods.push_back(APT::CacheSetHelper::PkgModifier(1, "^", APT::PackageSet::Modifier::POSTFIX));
std::map<unsigned short, APT::PackageSet> pkgsets =
APT::PackageSet::GroupedFromCommandLine(CacheFile, CmdL.FileList + 1, mods, 0, helper);
@@ -973,9 +1052,9 @@ static bool Dotty(CommandLine &CmdL)
// Load the list of packages from the command line into the show list
APT::CacheSetHelper helper(true, GlobalError::NOTICE);
- std::list<APT::PackageSet::Modifier> mods;
- mods.push_back(APT::PackageSet::Modifier(0, ",", APT::PackageSet::Modifier::POSTFIX));
- mods.push_back(APT::PackageSet::Modifier(1, "^", APT::PackageSet::Modifier::POSTFIX));
+ std::list<APT::CacheSetHelper::PkgModifier> mods;
+ mods.push_back(APT::CacheSetHelper::PkgModifier(0, ",", APT::PackageSet::Modifier::POSTFIX));
+ mods.push_back(APT::CacheSetHelper::PkgModifier(1, "^", APT::PackageSet::Modifier::POSTFIX));
std::map<unsigned short, APT::PackageSet> pkgsets =
APT::PackageSet::GroupedFromCommandLine(CacheFile, CmdL.FileList + 1, mods, 0, helper);
@@ -1231,7 +1310,7 @@ static bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V)
struct ExDescFile
{
pkgCache::DescFile *Df;
- map_ptrloc ID;
+ map_id_t ID;
};
// Search - Perform a search /*{{{*/
@@ -1429,8 +1508,8 @@ static bool ShowPackage(CommandLine &CmdL)
{
pkgCacheFile CacheFile;
CacheSetHelperVirtuals helper(true, GlobalError::NOTICE);
- APT::VersionList::Version const select = _config->FindB("APT::Cache::AllVersions", true) ?
- APT::VersionList::ALL : APT::VersionList::CANDIDATE;
+ APT::CacheSetHelper::VerSelector const select = _config->FindB("APT::Cache::AllVersions", true) ?
+ APT::CacheSetHelper::ALL : APT::CacheSetHelper::CANDIDATE;
APT::VersionList const verset = APT::VersionList::FromCommandLine(CacheFile, CmdL.FileList + 1, select, helper);
for (APT::VersionList::const_iterator Ver = verset.begin(); Ver != verset.end(); ++Ver)
if (DisplayRecord(CacheFile, Ver) == false)