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authorMichael Vogt <michael.vogt@ubuntu.com>2013-04-30 10:44:16 +0200
committerMichael Vogt <michael.vogt@ubuntu.com>2013-04-30 10:44:16 +0200
commit3599bca5211077f5456a40adb5cec1bcbee8c3ae (patch)
tree221627b7ef4e3d6d294fbaaab425f2400734bd93 /apt-pkg/pkgcachegen.cc
parent6029901a2cf49aac035590960d84572b56f28933 (diff)
parentb5595da902e62af7c295f1603ae5b43ba4cef281 (diff)
merged from the debian-sid branch
Diffstat (limited to 'apt-pkg/pkgcachegen.cc')
-rw-r--r--apt-pkg/pkgcachegen.cc179
1 files changed, 113 insertions, 66 deletions
diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc
index 373f6625c..3f10b6c40 100644
--- a/apt-pkg/pkgcachegen.cc
+++ b/apt-pkg/pkgcachegen.cc
@@ -300,36 +300,35 @@ bool pkgCacheGenerator::MergeListPackage(ListParser &List, pkgCache::PkgIterator
for (Ver = Pkg.VersionList(); Ver.end() == false; ++Ver)
{
- pkgCache::DescIterator Desc = Ver.DescriptionList();
+ pkgCache::DescIterator VerDesc = Ver.DescriptionList();
// a version can only have one md5 describing it
- if (Desc.end() == true || MD5SumValue(Desc.md5()) != CurMd5)
+ if (VerDesc.end() == true || MD5SumValue(VerDesc.md5()) != CurMd5)
continue;
// don't add a new description if we have one for the given
// md5 && language
- if (IsDuplicateDescription(Desc, CurMd5, CurLang) == true)
+ if (IsDuplicateDescription(VerDesc, CurMd5, CurLang) == true)
continue;
+ pkgCache::DescIterator Desc;
Dynamic<pkgCache::DescIterator> DynDesc(Desc);
- // we add at the end, so that the start is constant as we need
- // that to be able to efficiently share these lists
- map_ptrloc *LastDesc = &Ver->DescriptionList;
- for (;Desc.end() == false && Desc->NextDesc != 0; ++Desc);
- if (Desc.end() == false)
- LastDesc = &Desc->NextDesc;
- void const * const oldMap = Map.Data();
- map_ptrloc const descindex = NewDescription(Desc, CurLang, CurMd5, *LastDesc);
+ map_ptrloc const descindex = NewDescription(Desc, CurLang, CurMd5, VerDesc->md5sum);
if (unlikely(descindex == 0 && _error->PendingError()))
return _error->Error(_("Error occurred while processing %s (%s%d)"),
Pkg.Name(), "NewDescription", 1);
- if (oldMap != Map.Data())
- LastDesc += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
- *LastDesc = descindex;
+
Desc->ParentPkg = Pkg.Index();
- if ((*LastDesc == 0 && _error->PendingError()) || NewFileDesc(Desc,List) == false)
+ // we add at the end, so that the start is constant as we need
+ // that to be able to efficiently share these lists
+ VerDesc = Ver.DescriptionList(); // old value might be invalid after ReMap
+ for (;VerDesc.end() == false && VerDesc->NextDesc != 0; ++VerDesc);
+ map_ptrloc * const LastNextDesc = (VerDesc.end() == true) ? &Ver->DescriptionList : &VerDesc->NextDesc;
+ *LastNextDesc = descindex;
+
+ if (NewFileDesc(Desc,List) == false)
return _error->Error(_("Error occurred while processing %s (%s%d)"),
Pkg.Name(), "NewFileDesc", 1);
@@ -391,7 +390,7 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
}
// Add a new version
- map_ptrloc const verindex = NewVersion(Ver,Version,*LastVer);
+ map_ptrloc const verindex = NewVersion(Ver, Version, Pkg.Index(), Hash, *LastVer);
if (verindex == 0 && _error->PendingError())
return _error->Error(_("Error occurred while processing %s (%s%d)"),
Pkg.Name(), "NewVersion", 1);
@@ -399,8 +398,6 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
if (oldMap != Map.Data())
LastVer += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
*LastVer = verindex;
- Ver->ParentPkg = Pkg.Index();
- Ver->Hash = Hash;
if (unlikely(List.NewVersion(Ver) == false))
return _error->Error(_("Error occurred while processing %s (%s%d)"),
@@ -464,11 +461,8 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
pkgCache::VerIterator ConVersion = D.ParentVer();
Dynamic<pkgCache::VerIterator> DynV(ConVersion);
// duplicate the Conflicts/Breaks/Replaces for :none arch
- if (D->Version == 0)
- NewDepends(Pkg, ConVersion, "", 0, D->Type, OldDepLast);
- else
- NewDepends(Pkg, ConVersion, D.TargetVer(),
- D->CompareOp, D->Type, OldDepLast);
+ NewDepends(Pkg, ConVersion, D->Version,
+ D->CompareOp, D->Type, OldDepLast);
}
}
}
@@ -509,19 +503,16 @@ bool pkgCacheGenerator::MergeListVersion(ListParser &List, pkgCache::PkgIterator
// We haven't found reusable descriptions, so add the first description
pkgCache::DescIterator Desc = Ver.DescriptionList();
Dynamic<pkgCache::DescIterator> DynDesc(Desc);
- map_ptrloc *LastDesc = &Ver->DescriptionList;
- oldMap = Map.Data();
- map_ptrloc const descindex = NewDescription(Desc, CurLang, CurMd5, *LastDesc);
+ map_ptrloc const descindex = NewDescription(Desc, CurLang, CurMd5, 0);
if (unlikely(descindex == 0 && _error->PendingError()))
return _error->Error(_("Error occurred while processing %s (%s%d)"),
Pkg.Name(), "NewDescription", 2);
- if (oldMap != Map.Data())
- LastDesc += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
- *LastDesc = descindex;
+
Desc->ParentPkg = Pkg.Index();
+ Ver->DescriptionList = descindex;
- if ((*LastDesc == 0 && _error->PendingError()) || NewFileDesc(Desc,List) == false)
+ if (NewFileDesc(Desc,List) == false)
return _error->Error(_("Error occurred while processing %s (%s%d)"),
Pkg.Name(), "NewFileDesc", 2);
@@ -564,7 +555,7 @@ bool pkgCacheGenerator::MergeFileProvides(ListParser &List)
Dynamic<pkgCache::VerIterator> DynVer(Ver);
for (; Ver.end() == false; ++Ver)
{
- if (Ver->Hash == Hash && Version.c_str() == Ver.VerStr())
+ if (Ver->Hash == Hash && Version == Ver.VerStr())
{
if (List.CollectFileProvides(Cache,Ver) == false)
return _error->Error(_("Error occurred while processing %s (%s%d)"),
@@ -602,8 +593,11 @@ bool pkgCacheGenerator::NewGroup(pkgCache::GrpIterator &Grp, const string &Name)
// Insert it into the hash table
unsigned long const Hash = Cache.Hash(Name);
- Grp->Next = Cache.HeaderP->GrpHashTable[Hash];
- Cache.HeaderP->GrpHashTable[Hash] = Group;
+ map_ptrloc *insertAt = &Cache.HeaderP->GrpHashTable[Hash];
+ while (*insertAt != 0 && strcasecmp(Name.c_str(), Cache.StrP + (Cache.GrpP + *insertAt)->Name) > 0)
+ insertAt = &(Cache.GrpP + *insertAt)->Next;
+ Grp->Next = *insertAt;
+ *insertAt = Group;
Grp->ID = Cache.HeaderP->GroupCount++;
return true;
@@ -632,11 +626,14 @@ bool pkgCacheGenerator::NewPackage(pkgCache::PkgIterator &Pkg,const string &Name
// Insert the package into our package list
if (Grp->FirstPackage == 0) // the group is new
{
+ Grp->FirstPackage = Package;
// Insert it into the hash table
unsigned long const Hash = Cache.Hash(Name);
- Pkg->NextPackage = Cache.HeaderP->PkgHashTable[Hash];
- Cache.HeaderP->PkgHashTable[Hash] = Package;
- Grp->FirstPackage = Package;
+ map_ptrloc *insertAt = &Cache.HeaderP->PkgHashTable[Hash];
+ while (*insertAt != 0 && strcasecmp(Name.c_str(), Cache.StrP + (Cache.PkgP + *insertAt)->Name) > 0)
+ insertAt = &(Cache.PkgP + *insertAt)->NextPackage;
+ Pkg->NextPackage = *insertAt;
+ *insertAt = Package;
}
else // Group the Packages together
{
@@ -675,6 +672,7 @@ bool pkgCacheGenerator::AddImplicitDepends(pkgCache::GrpIterator &G,
bool const coInstall = ((V->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same);
pkgCache::PkgIterator D = G.PackageList();
Dynamic<pkgCache::PkgIterator> DynD(D);
+ map_ptrloc const VerStrIdx = V->VerStr;
for (; D.end() != true; D = G.NextPkg(D))
{
if (Arch == D.Arch() || D->VersionList == 0)
@@ -685,16 +683,16 @@ bool pkgCacheGenerator::AddImplicitDepends(pkgCache::GrpIterator &G,
if (coInstall == true)
{
// Replaces: ${self}:other ( << ${binary:Version})
- NewDepends(D, V, V.VerStr(),
+ NewDepends(D, V, VerStrIdx,
pkgCache::Dep::Less, pkgCache::Dep::Replaces,
OldDepLast);
// Breaks: ${self}:other (!= ${binary:Version})
- NewDepends(D, V, V.VerStr(),
+ NewDepends(D, V, VerStrIdx,
pkgCache::Dep::NotEquals, pkgCache::Dep::DpkgBreaks,
OldDepLast);
} else {
// Conflicts: ${self}:other
- NewDepends(D, V, "",
+ NewDepends(D, V, 0,
pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts,
OldDepLast);
}
@@ -711,17 +709,18 @@ bool pkgCacheGenerator::AddImplicitDepends(pkgCache::VerIterator &V,
bool const coInstall = ((V->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same);
if (coInstall == true)
{
+ map_ptrloc const VerStrIdx = V->VerStr;
// Replaces: ${self}:other ( << ${binary:Version})
- NewDepends(D, V, V.VerStr(),
+ NewDepends(D, V, VerStrIdx,
pkgCache::Dep::Less, pkgCache::Dep::Replaces,
OldDepLast);
// Breaks: ${self}:other (!= ${binary:Version})
- NewDepends(D, V, V.VerStr(),
+ NewDepends(D, V, VerStrIdx,
pkgCache::Dep::NotEquals, pkgCache::Dep::DpkgBreaks,
OldDepLast);
} else {
// Conflicts: ${self}:other
- NewDepends(D, V, "",
+ NewDepends(D, V, 0,
pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts,
OldDepLast);
}
@@ -767,6 +766,8 @@ bool pkgCacheGenerator::NewFileVer(pkgCache::VerIterator &Ver,
/* This puts a version structure in the linked list */
unsigned long pkgCacheGenerator::NewVersion(pkgCache::VerIterator &Ver,
const string &VerStr,
+ map_ptrloc const ParentPkg,
+ unsigned long const Hash,
unsigned long Next)
{
// Get a structure
@@ -778,12 +779,37 @@ unsigned long pkgCacheGenerator::NewVersion(pkgCache::VerIterator &Ver,
Ver = pkgCache::VerIterator(Cache,Cache.VerP + Version);
//Dynamic<pkgCache::VerIterator> DynV(Ver); // caller MergeListVersion already takes care of it
Ver->NextVer = Next;
+ Ver->ParentPkg = ParentPkg;
+ Ver->Hash = Hash;
Ver->ID = Cache.HeaderP->VersionCount++;
+
+ // try to find the version string in the group for reuse
+ pkgCache::PkgIterator Pkg = Ver.ParentPkg();
+ pkgCache::GrpIterator Grp = Pkg.Group();
+ if (Pkg.end() == false && Grp.end() == false)
+ {
+ for (pkgCache::PkgIterator P = Grp.PackageList(); P.end() == false; P = Grp.NextPkg(P))
+ {
+ if (Pkg == P)
+ continue;
+ for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V)
+ {
+ int const cmp = strcmp(V.VerStr(), VerStr.c_str());
+ if (cmp == 0)
+ {
+ Ver->VerStr = V->VerStr;
+ return Version;
+ }
+ else if (cmp < 0)
+ break;
+ }
+ }
+ }
+ // haven't found the version string, so create
map_ptrloc const idxVerStr = WriteStringInMap(VerStr);
if (unlikely(idxVerStr == 0))
return 0;
Ver->VerStr = idxVerStr;
-
return Version;
}
/*}}}*/
@@ -825,9 +851,9 @@ bool pkgCacheGenerator::NewFileDesc(pkgCache::DescIterator &Desc,
// ---------------------------------------------------------------------
/* This puts a description structure in the linked list */
map_ptrloc pkgCacheGenerator::NewDescription(pkgCache::DescIterator &Desc,
- const string &Lang,
- const MD5SumValue &md5sum,
- map_ptrloc Next)
+ const string &Lang,
+ const MD5SumValue &md5sum,
+ map_ptrloc idxmd5str)
{
// Get a structure
map_ptrloc const Description = AllocateInMap(sizeof(pkgCache::Description));
@@ -836,14 +862,21 @@ map_ptrloc pkgCacheGenerator::NewDescription(pkgCache::DescIterator &Desc,
// Fill it in
Desc = pkgCache::DescIterator(Cache,Cache.DescP + Description);
- Desc->NextDesc = Next;
Desc->ID = Cache.HeaderP->DescriptionCount++;
- map_ptrloc const idxlanguage_code = WriteStringInMap(Lang);
- map_ptrloc const idxmd5sum = WriteStringInMap(md5sum.Value());
- if (unlikely(idxlanguage_code == 0 || idxmd5sum == 0))
+ map_ptrloc const idxlanguage_code = WriteUniqString(Lang);
+ if (unlikely(idxlanguage_code == 0))
return 0;
Desc->language_code = idxlanguage_code;
- Desc->md5sum = idxmd5sum;
+
+ if (idxmd5str != 0)
+ Desc->md5sum = idxmd5str;
+ else
+ {
+ map_ptrloc const idxmd5sum = WriteStringInMap(md5sum.Value());
+ if (unlikely(idxmd5sum == 0))
+ return 0;
+ Desc->md5sum = idxmd5sum;
+ }
return Description;
}
@@ -859,34 +892,48 @@ bool pkgCacheGenerator::NewDepends(pkgCache::PkgIterator &Pkg,
unsigned int const &Type,
map_ptrloc* &OldDepLast)
{
+ map_ptrloc index = 0;
+ if (Version.empty() == false)
+ {
+ int const CmpOp = Op & 0x0F;
+ // =-deps are used (79:1) for lockstep on same-source packages (e.g. data-packages)
+ if (CmpOp == pkgCache::Dep::Equals && strcmp(Version.c_str(), Ver.VerStr()) == 0)
+ index = Ver->VerStr;
+
+ if (index == 0)
+ {
+ void const * const oldMap = Map.Data();
+ index = WriteStringInMap(Version);
+ if (unlikely(index == 0))
+ return false;
+ if (OldDepLast != 0 && oldMap != Map.Data())
+ OldDepLast += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
+ }
+ }
+ return NewDepends(Pkg, Ver, index, Op, Type, OldDepLast);
+}
+bool pkgCacheGenerator::NewDepends(pkgCache::PkgIterator &Pkg,
+ pkgCache::VerIterator &Ver,
+ map_ptrloc const Version,
+ unsigned int const &Op,
+ unsigned int const &Type,
+ map_ptrloc* &OldDepLast)
+{
void const * const oldMap = Map.Data();
// Get a structure
map_ptrloc const Dependency = AllocateInMap(sizeof(pkgCache::Dependency));
if (unlikely(Dependency == 0))
return false;
-
+
// Fill it in
pkgCache::DepIterator Dep(Cache,Cache.DepP + Dependency);
Dynamic<pkgCache::DepIterator> DynDep(Dep);
Dep->ParentVer = Ver.Index();
Dep->Type = Type;
Dep->CompareOp = Op;
+ Dep->Version = Version;
Dep->ID = Cache.HeaderP->DependsCount++;
- // Probe the reverse dependency list for a version string that matches
- if (Version.empty() == false)
- {
-/* for (pkgCache::DepIterator I = Pkg.RevDependsList(); I.end() == false; I++)
- if (I->Version != 0 && I.TargetVer() == Version)
- Dep->Version = I->Version;*/
- if (Dep->Version == 0) {
- map_ptrloc const index = WriteStringInMap(Version);
- if (unlikely(index == 0))
- return false;
- Dep->Version = index;
- }
- }
-
// Link it to the package
Dep->Package = Pkg.Index();
Dep->NextRevDepends = Pkg->RevDepends;