summaryrefslogtreecommitdiff
path: root/apt-pkg/pkgcachegen.cc
diff options
context:
space:
mode:
authorMichael Vogt <michael.vogt@ubuntu.com>2010-09-03 14:04:50 +0200
committerMichael Vogt <michael.vogt@ubuntu.com>2010-09-03 14:04:50 +0200
commit0205540433440a9ff4ad4ea4cce44c700a4b401c (patch)
tree97809e2e38482d3d7f124b30552a0936adf4d405 /apt-pkg/pkgcachegen.cc
parent24baab5c477bf1e57a0b169a7bac1d2e9ab0c974 (diff)
parent2c6baa5a1f935eb3b8d4eb9fdef62e696416e27a (diff)
merged from lp:~donkult/apt/sid
Diffstat (limited to 'apt-pkg/pkgcachegen.cc')
-rw-r--r--apt-pkg/pkgcachegen.cc603
1 files changed, 462 insertions, 141 deletions
diff --git a/apt-pkg/pkgcachegen.cc b/apt-pkg/pkgcachegen.cc
index 3eeb18cae..ed35174bb 100644
--- a/apt-pkg/pkgcachegen.cc
+++ b/apt-pkg/pkgcachegen.cc
@@ -18,6 +18,7 @@
#include <apt-pkg/progress.h>
#include <apt-pkg/sourcelist.h>
#include <apt-pkg/configuration.h>
+#include <apt-pkg/aptconfiguration.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/sptr.h>
#include <apt-pkg/pkgsystem.h>
@@ -35,10 +36,11 @@
#include <stdio.h>
/*}}}*/
typedef vector<pkgIndexFile *>::iterator FileIterator;
+template <typename Iter> std::vector<Iter*> pkgCacheGenerator::Dynamic<Iter>::toReMap;
// CacheGenerator::pkgCacheGenerator - Constructor /*{{{*/
// ---------------------------------------------------------------------
-/* We set the diry flag and make sure that is written to the disk */
+/* We set the dirty flag and make sure that is written to the disk */
pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
Map(*pMap), Cache(pMap,false), Progress(Prog),
FoundFileDeps(0)
@@ -60,8 +62,12 @@ pkgCacheGenerator::pkgCacheGenerator(DynamicMMap *pMap,OpProgress *Prog) :
// Starting header
*Cache.HeaderP = pkgCache::Header();
- Cache.HeaderP->VerSysName = Map.WriteString(_system->VS->Label);
- Cache.HeaderP->Architecture = Map.WriteString(_config->Find("APT::Architecture"));
+ map_ptrloc const idxVerSysName = WriteStringInMap(_system->VS->Label);
+ Cache.HeaderP->VerSysName = idxVerSysName;
+ map_ptrloc const idxArchitecture = WriteStringInMap(_config->Find("APT::Architecture"));
+ Cache.HeaderP->Architecture = idxArchitecture;
+ if (unlikely(idxVerSysName == 0 || idxArchitecture == 0))
+ return;
Cache.ReMap();
}
else
@@ -95,6 +101,67 @@ pkgCacheGenerator::~pkgCacheGenerator()
Map.Sync(0,sizeof(pkgCache::Header));
}
/*}}}*/
+void pkgCacheGenerator::ReMap(void const * const oldMap, void const * const newMap) {/*{{{*/
+ if (oldMap == newMap)
+ return;
+
+ Cache.ReMap(false);
+
+ CurrentFile += (pkgCache::PackageFile*) newMap - (pkgCache::PackageFile*) oldMap;
+
+ for (size_t i = 0; i < _count(UniqHash); ++i)
+ if (UniqHash[i] != 0)
+ UniqHash[i] += (pkgCache::StringItem*) newMap - (pkgCache::StringItem*) oldMap;
+
+ for (std::vector<pkgCache::GrpIterator*>::const_iterator i = Dynamic<pkgCache::GrpIterator>::toReMap.begin();
+ i != Dynamic<pkgCache::GrpIterator>::toReMap.end(); ++i)
+ (*i)->ReMap(oldMap, newMap);
+ for (std::vector<pkgCache::PkgIterator*>::const_iterator i = Dynamic<pkgCache::PkgIterator>::toReMap.begin();
+ i != Dynamic<pkgCache::PkgIterator>::toReMap.end(); ++i)
+ (*i)->ReMap(oldMap, newMap);
+ for (std::vector<pkgCache::VerIterator*>::const_iterator i = Dynamic<pkgCache::VerIterator>::toReMap.begin();
+ i != Dynamic<pkgCache::VerIterator>::toReMap.end(); ++i)
+ (*i)->ReMap(oldMap, newMap);
+ for (std::vector<pkgCache::DepIterator*>::const_iterator i = Dynamic<pkgCache::DepIterator>::toReMap.begin();
+ i != Dynamic<pkgCache::DepIterator>::toReMap.end(); ++i)
+ (*i)->ReMap(oldMap, newMap);
+ for (std::vector<pkgCache::DescIterator*>::const_iterator i = Dynamic<pkgCache::DescIterator>::toReMap.begin();
+ i != Dynamic<pkgCache::DescIterator>::toReMap.end(); ++i)
+ (*i)->ReMap(oldMap, newMap);
+ for (std::vector<pkgCache::PrvIterator*>::const_iterator i = Dynamic<pkgCache::PrvIterator>::toReMap.begin();
+ i != Dynamic<pkgCache::PrvIterator>::toReMap.end(); ++i)
+ (*i)->ReMap(oldMap, newMap);
+ for (std::vector<pkgCache::PkgFileIterator*>::const_iterator i = Dynamic<pkgCache::PkgFileIterator>::toReMap.begin();
+ i != Dynamic<pkgCache::PkgFileIterator>::toReMap.end(); ++i)
+ (*i)->ReMap(oldMap, newMap);
+} /*}}}*/
+// CacheGenerator::WriteStringInMap /*{{{*/
+map_ptrloc pkgCacheGenerator::WriteStringInMap(const char *String,
+ const unsigned long &Len) {
+ void const * const oldMap = Map.Data();
+ map_ptrloc const index = Map.WriteString(String, Len);
+ if (index != 0)
+ ReMap(oldMap, Map.Data());
+ return index;
+}
+ /*}}}*/
+// CacheGenerator::WriteStringInMap /*{{{*/
+map_ptrloc pkgCacheGenerator::WriteStringInMap(const char *String) {
+ void const * const oldMap = Map.Data();
+ map_ptrloc const index = Map.WriteString(String);
+ if (index != 0)
+ ReMap(oldMap, Map.Data());
+ return index;
+}
+ /*}}}*/
+map_ptrloc pkgCacheGenerator::AllocateInMap(const unsigned long &size) {/*{{{*/
+ void const * const oldMap = Map.Data();
+ map_ptrloc const index = Map.Allocate(size);
+ if (index != 0)
+ ReMap(oldMap, Map.Data());
+ return index;
+}
+ /*}}}*/
// CacheGenerator::MergeList - Merge the package list /*{{{*/
// ---------------------------------------------------------------------
/* This provides the generation of the entries in the cache. Each loop
@@ -107,13 +174,27 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
unsigned int Counter = 0;
while (List.Step() == true)
{
- // Get a pointer to the package structure
- string PackageName = List.Package();
+ string const PackageName = List.Package();
if (PackageName.empty() == true)
return false;
-
+
+ /* As we handle Arch all packages as architecture bounded
+ we add all information to every (simulated) arch package */
+ std::vector<string> genArch;
+ if (List.ArchitectureAll() == true) {
+ genArch = APT::Configuration::getArchitectures();
+ if (genArch.size() != 1)
+ genArch.push_back("all");
+ } else
+ genArch.push_back(List.Architecture());
+
+ for (std::vector<string>::const_iterator arch = genArch.begin();
+ arch != genArch.end(); ++arch)
+ {
+ // Get a pointer to the package structure
pkgCache::PkgIterator Pkg;
- if (NewPackage(Pkg,PackageName) == false)
+ Dynamic<pkgCache::PkgIterator> DynPkg(Pkg);
+ if (NewPackage(Pkg, PackageName, *arch) == false)
return _error->Error(_("Error occurred while processing %s (NewPackage)"),PackageName.c_str());
Counter++;
if (Counter % 100 == 0 && Progress != 0)
@@ -128,18 +209,20 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
// we first process the package, then the descriptions
// (this has the bonus that we get MMap error when we run out
// of MMap space)
- if (List.UsePackage(Pkg,pkgCache::VerIterator(Cache)) == false)
+ pkgCache::VerIterator Ver(Cache);
+ Dynamic<pkgCache::VerIterator> DynVer(Ver);
+ if (List.UsePackage(Pkg, Ver) == false)
return _error->Error(_("Error occurred while processing %s (UsePackage1)"),
PackageName.c_str());
// Find the right version to write the description
MD5SumValue CurMd5 = List.Description_md5();
- pkgCache::VerIterator Ver = Pkg.VersionList();
- map_ptrloc *LastVer = &Pkg->VersionList;
+ Ver = Pkg.VersionList();
- for (; Ver.end() == false; LastVer = &Ver->NextVer, Ver++)
+ for (; Ver.end() == false; ++Ver)
{
pkgCache::DescIterator Desc = Ver.DescriptionList();
+ Dynamic<pkgCache::DescIterator> DynDesc(Desc);
map_ptrloc *LastDesc = &Ver->DescriptionList;
bool duplicate=false;
@@ -159,7 +242,11 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
if (MD5SumValue(Desc.md5()) == CurMd5)
{
// Add new description
- *LastDesc = NewDescription(Desc, List.DescriptionLanguage(), CurMd5, *LastDesc);
+ void const * const oldMap = Map.Data();
+ map_ptrloc const descindex = NewDescription(Desc, List.DescriptionLanguage(), CurMd5, *LastDesc);
+ 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)
@@ -173,19 +260,26 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
}
pkgCache::VerIterator Ver = Pkg.VersionList();
+ Dynamic<pkgCache::VerIterator> DynVer(Ver);
map_ptrloc *LastVer = &Pkg->VersionList;
+ void const * oldMap = Map.Data();
int Res = 1;
+ unsigned long const Hash = List.VersionHash();
for (; Ver.end() == false; LastVer = &Ver->NextVer, Ver++)
{
Res = Cache.VS->CmpVersion(Version,Ver.VerStr());
- if (Res >= 0)
+ // Version is higher as current version - insert here
+ if (Res > 0)
+ break;
+ // Versionstrings are equal - is hash also equal?
+ if (Res == 0 && Ver->Hash == Hash)
break;
+ // proceed with the next till we have either the right
+ // or we found another version (which will be lower)
}
-
- /* We already have a version for this item, record that we
- saw it */
- unsigned long Hash = List.VersionHash();
- if (Res == 0 && Ver->Hash == Hash)
+
+ /* We already have a version for this item, record that we saw it */
+ if (Res == 0 && Ver.end() == false && Ver->Hash == Hash)
{
if (List.UsePackage(Pkg,Ver) == false)
return _error->Error(_("Error occurred while processing %s (UsePackage2)"),
@@ -204,35 +298,31 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
}
continue;
- }
-
- // Skip to the end of the same version set.
- if (Res == 0)
- {
- for (; Ver.end() == false; LastVer = &Ver->NextVer, Ver++)
- {
- Res = Cache.VS->CmpVersion(Version,Ver.VerStr());
- if (Res != 0)
- break;
- }
}
// Add a new version
- *LastVer = NewVersion(Ver,Version,*LastVer);
+ map_ptrloc const verindex = NewVersion(Ver,Version,*LastVer);
+ if (verindex == 0 && _error->PendingError())
+ return _error->Error(_("Error occurred while processing %s (NewVersion%d)"),
+ PackageName.c_str(), 1);
+
+ if (oldMap != Map.Data())
+ LastVer += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
+ *LastVer = verindex;
Ver->ParentPkg = Pkg.Index();
Ver->Hash = Hash;
- if ((*LastVer == 0 && _error->PendingError()) || List.NewVersion(Ver) == false)
- return _error->Error(_("Error occurred while processing %s (NewVersion1)"),
- PackageName.c_str());
+ if (List.NewVersion(Ver) == false)
+ return _error->Error(_("Error occurred while processing %s (NewVersion%d)"),
+ PackageName.c_str(), 2);
if (List.UsePackage(Pkg,Ver) == false)
return _error->Error(_("Error occurred while processing %s (UsePackage3)"),
PackageName.c_str());
if (NewFileVer(Ver,List) == false)
- return _error->Error(_("Error occurred while processing %s (NewVersion2)"),
- PackageName.c_str());
+ return _error->Error(_("Error occurred while processing %s (NewVersion%d)"),
+ PackageName.c_str(), 3);
// Read only a single record and return
if (OutVer != 0)
@@ -245,17 +335,23 @@ bool pkgCacheGenerator::MergeList(ListParser &List,
/* Record the Description data. Description data always exist in
Packages and Translation-* files. */
pkgCache::DescIterator Desc = Ver.DescriptionList();
+ Dynamic<pkgCache::DescIterator> DynDesc(Desc);
map_ptrloc *LastDesc = &Ver->DescriptionList;
-
+
// Skip to the end of description set
for (; Desc.end() == false; LastDesc = &Desc->NextDesc, Desc++);
// Add new description
- *LastDesc = NewDescription(Desc, List.DescriptionLanguage(), List.Description_md5(), *LastDesc);
+ oldMap = Map.Data();
+ map_ptrloc const descindex = NewDescription(Desc, List.DescriptionLanguage(), List.Description_md5(), *LastDesc);
+ 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)
return _error->Error(_("Error occurred while processing %s (NewFileDesc2)"),PackageName.c_str());
+ }
}
FoundFileDeps |= List.HasFileDeps();
@@ -297,6 +393,7 @@ bool pkgCacheGenerator::MergeFileProvides(ListParser &List)
continue;
pkgCache::PkgIterator Pkg = Cache.FindPkg(PackageName);
+ Dynamic<pkgCache::PkgIterator> DynPkg(Pkg);
if (Pkg.end() == true)
return _error->Error(_("Error occurred while processing %s (FindPkg)"),
PackageName.c_str());
@@ -306,6 +403,7 @@ bool pkgCacheGenerator::MergeFileProvides(ListParser &List)
unsigned long Hash = List.VersionHash();
pkgCache::VerIterator Ver = Pkg.VersionList();
+ Dynamic<pkgCache::VerIterator> DynVer(Ver);
for (; Ver.end() == false; Ver++)
{
if (Ver->Hash == Hash && Version.c_str() == Ver.VerStr())
@@ -323,33 +421,82 @@ bool pkgCacheGenerator::MergeFileProvides(ListParser &List)
return true;
}
/*}}}*/
-// CacheGenerator::NewPackage - Add a new package /*{{{*/
+// CacheGenerator::NewGroup - Add a new group /*{{{*/
// ---------------------------------------------------------------------
-/* This creates a new package structure and adds it to the hash table */
-bool pkgCacheGenerator::NewPackage(pkgCache::PkgIterator &Pkg,const string &Name)
+/* This creates a new group structure and adds it to the hash table */
+bool pkgCacheGenerator::NewGroup(pkgCache::GrpIterator &Grp, const string &Name)
{
- Pkg = Cache.FindPkg(Name);
- if (Pkg.end() == false)
+ Grp = Cache.FindGrp(Name);
+ if (Grp.end() == false)
return true;
// Get a structure
- unsigned long Package = Map.Allocate(sizeof(pkgCache::Package));
- if (Package == 0)
+ map_ptrloc const Group = AllocateInMap(sizeof(pkgCache::Group));
+ if (unlikely(Group == 0))
return false;
-
- Pkg = pkgCache::PkgIterator(Cache,Cache.PkgP + Package);
-
+
+ Grp = pkgCache::GrpIterator(Cache, Cache.GrpP + Group);
+ map_ptrloc const idxName = WriteStringInMap(Name);
+ if (unlikely(idxName == 0))
+ return false;
+ Grp->Name = idxName;
+
// Insert it into the hash table
- unsigned long Hash = Cache.Hash(Name);
- Pkg->NextPackage = Cache.HeaderP->HashTable[Hash];
- Cache.HeaderP->HashTable[Hash] = Package;
-
- // Set the name and the ID
- Pkg->Name = Map.WriteString(Name);
- if (Pkg->Name == 0)
+ unsigned long const Hash = Cache.Hash(Name);
+ Grp->Next = Cache.HeaderP->GrpHashTable[Hash];
+ Cache.HeaderP->GrpHashTable[Hash] = Group;
+
+ Grp->ID = Cache.HeaderP->GroupCount++;
+ return true;
+}
+ /*}}}*/
+// CacheGenerator::NewPackage - Add a new package /*{{{*/
+// ---------------------------------------------------------------------
+/* This creates a new package structure and adds it to the hash table */
+bool pkgCacheGenerator::NewPackage(pkgCache::PkgIterator &Pkg,const string &Name,
+ const string &Arch) {
+ pkgCache::GrpIterator Grp;
+ Dynamic<pkgCache::GrpIterator> DynGrp(Grp);
+ if (unlikely(NewGroup(Grp, Name) == false))
+ return false;
+
+ Pkg = Grp.FindPkg(Arch);
+ if (Pkg.end() == false)
+ return true;
+
+ // Get a structure
+ map_ptrloc const Package = AllocateInMap(sizeof(pkgCache::Package));
+ if (unlikely(Package == 0))
return false;
+ Pkg = pkgCache::PkgIterator(Cache,Cache.PkgP + Package);
+
+ // Insert the package into our package list
+ if (Grp->FirstPackage == 0) // the group is new
+ {
+ // 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;
+ }
+ else // Group the Packages together
+ {
+ // this package is the new last package
+ pkgCache::PkgIterator LastPkg(Cache, Cache.PkgP + Grp->LastPackage);
+ Pkg->NextPackage = LastPkg->NextPackage;
+ LastPkg->NextPackage = Package;
+ }
+ Grp->LastPackage = Package;
+
+ // Set the name, arch and the ID
+ Pkg->Name = Grp->Name;
+ Pkg->Group = Grp.Index();
+ map_ptrloc const idxArch = WriteUniqString(Arch.c_str());
+ if (unlikely(idxArch == 0))
+ return false;
+ Pkg->Arch = idxArch;
Pkg->ID = Cache.HeaderP->PackageCount++;
-
+
return true;
}
/*}}}*/
@@ -363,7 +510,7 @@ bool pkgCacheGenerator::NewFileVer(pkgCache::VerIterator &Ver,
return true;
// Get a structure
- unsigned long VerFile = Map.Allocate(sizeof(pkgCache::VerFile));
+ map_ptrloc const VerFile = AllocateInMap(sizeof(pkgCache::VerFile));
if (VerFile == 0)
return 0;
@@ -394,7 +541,7 @@ unsigned long pkgCacheGenerator::NewVersion(pkgCache::VerIterator &Ver,
unsigned long Next)
{
// Get a structure
- unsigned long Version = Map.Allocate(sizeof(pkgCache::Version));
+ map_ptrloc const Version = AllocateInMap(sizeof(pkgCache::Version));
if (Version == 0)
return 0;
@@ -402,9 +549,10 @@ unsigned long pkgCacheGenerator::NewVersion(pkgCache::VerIterator &Ver,
Ver = pkgCache::VerIterator(Cache,Cache.VerP + Version);
Ver->NextVer = Next;
Ver->ID = Cache.HeaderP->VersionCount++;
- Ver->VerStr = Map.WriteString(VerStr);
- if (Ver->VerStr == 0)
+ map_ptrloc const idxVerStr = WriteStringInMap(VerStr);
+ if (unlikely(idxVerStr == 0))
return 0;
+ Ver->VerStr = idxVerStr;
return Version;
}
@@ -419,7 +567,7 @@ bool pkgCacheGenerator::NewFileDesc(pkgCache::DescIterator &Desc,
return true;
// Get a structure
- unsigned long DescFile = Map.Allocate(sizeof(pkgCache::DescFile));
+ map_ptrloc const DescFile = AllocateInMap(sizeof(pkgCache::DescFile));
if (DescFile == 0)
return false;
@@ -452,7 +600,7 @@ map_ptrloc pkgCacheGenerator::NewDescription(pkgCache::DescIterator &Desc,
map_ptrloc Next)
{
// Get a structure
- map_ptrloc Description = Map.Allocate(sizeof(pkgCache::Description));
+ map_ptrloc const Description = AllocateInMap(sizeof(pkgCache::Description));
if (Description == 0)
return 0;
@@ -460,73 +608,149 @@ map_ptrloc pkgCacheGenerator::NewDescription(pkgCache::DescIterator &Desc,
Desc = pkgCache::DescIterator(Cache,Cache.DescP + Description);
Desc->NextDesc = Next;
Desc->ID = Cache.HeaderP->DescriptionCount++;
- Desc->language_code = Map.WriteString(Lang);
- Desc->md5sum = Map.WriteString(md5sum.Value());
- if (Desc->language_code == 0 || Desc->md5sum == 0)
+ map_ptrloc const idxlanguage_code = WriteStringInMap(Lang);
+ map_ptrloc const idxmd5sum = WriteStringInMap(md5sum.Value());
+ if (unlikely(idxlanguage_code == 0 || idxmd5sum == 0))
return 0;
+ Desc->language_code = idxlanguage_code;
+ Desc->md5sum = idxmd5sum;
return Description;
}
/*}}}*/
-// ListParser::NewDepends - Create a dependency element /*{{{*/
+// CacheGenerator::FinishCache - do various finish operations /*{{{*/
+// ---------------------------------------------------------------------
+/* This prepares the Cache for delivery */
+bool pkgCacheGenerator::FinishCache(OpProgress *Progress)
+{
+ // FIXME: add progress reporting for this operation
+ // Do we have different architectures in your groups ?
+ vector<string> archs = APT::Configuration::getArchitectures();
+ if (archs.size() > 1)
+ {
+ // Create Conflicts in between the group
+ pkgCache::GrpIterator G = GetCache().GrpBegin();
+ Dynamic<pkgCache::GrpIterator> DynG(G);
+ for (; G.end() != true; G++)
+ {
+ string const PkgName = G.Name();
+ pkgCache::PkgIterator P = G.PackageList();
+ Dynamic<pkgCache::PkgIterator> DynP(P);
+ for (; P.end() != true; P = G.NextPkg(P))
+ {
+ if (strcmp(P.Arch(),"all") == 0)
+ continue;
+ pkgCache::PkgIterator allPkg;
+ Dynamic<pkgCache::PkgIterator> DynallPkg(allPkg);
+ pkgCache::VerIterator V = P.VersionList();
+ Dynamic<pkgCache::VerIterator> DynV(V);
+ for (; V.end() != true; V++)
+ {
+ string const Arch = V.Arch(true);
+ map_ptrloc *OldDepLast = NULL;
+ /* MultiArch handling introduces a lot of implicit Dependencies:
+ - MultiArch: same → Co-Installable if they have the same version
+ - Architecture: all → Need to be Co-Installable for internal reasons
+ - All others conflict with all other group members */
+ bool const coInstall = (V->MultiArch == pkgCache::Version::All ||
+ V->MultiArch == pkgCache::Version::Same);
+ if (V->MultiArch == pkgCache::Version::All && allPkg.end() == true)
+ allPkg = G.FindPkg("all");
+ for (vector<string>::const_iterator A = archs.begin(); A != archs.end(); ++A)
+ {
+ if (*A == Arch)
+ continue;
+ /* We allow only one installed arch at the time
+ per group, therefore each group member conflicts
+ with all other group members */
+ pkgCache::PkgIterator D = G.FindPkg(*A);
+ Dynamic<pkgCache::PkgIterator> DynD(D);
+ if (D.end() == true)
+ continue;
+ if (coInstall == true)
+ {
+ // Replaces: ${self}:other ( << ${binary:Version})
+ NewDepends(D, V, V.VerStr(),
+ pkgCache::Dep::Less, pkgCache::Dep::Replaces,
+ OldDepLast);
+ // Breaks: ${self}:other (!= ${binary:Version})
+ NewDepends(D, V, V.VerStr(),
+ pkgCache::Dep::NotEquals, pkgCache::Dep::DpkgBreaks,
+ OldDepLast);
+ if (V->MultiArch == pkgCache::Version::All)
+ {
+ // Depend on ${self}:all which does depend on nothing
+ NewDepends(allPkg, V, V.VerStr(),
+ pkgCache::Dep::Equals, pkgCache::Dep::Depends,
+ OldDepLast);
+ }
+ } else {
+ // Conflicts: ${self}:other
+ NewDepends(D, V, "",
+ pkgCache::Dep::NoOp, pkgCache::Dep::Conflicts,
+ OldDepLast);
+ }
+ }
+ }
+ }
+ }
+ }
+ return true;
+}
+ /*}}}*/
+// CacheGenerator::NewDepends - Create a dependency element /*{{{*/
// ---------------------------------------------------------------------
/* This creates a dependency element in the tree. It is linked to the
version and to the package that it is pointing to. */
-bool pkgCacheGenerator::ListParser::NewDepends(pkgCache::VerIterator Ver,
- const string &PackageName,
- const string &Version,
- unsigned int Op,
- unsigned int Type)
+bool pkgCacheGenerator::NewDepends(pkgCache::PkgIterator &Pkg,
+ pkgCache::VerIterator &Ver,
+ string const &Version,
+ unsigned int const &Op,
+ unsigned int const &Type,
+ map_ptrloc *OldDepLast)
{
- pkgCache &Cache = Owner->Cache;
-
+ void const * const oldMap = Map.Data();
// Get a structure
- unsigned long Dependency = Owner->Map.Allocate(sizeof(pkgCache::Dependency));
- if (Dependency == 0)
+ 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->ID = Cache.HeaderP->DependsCount++;
-
- // Locate the target package
- pkgCache::PkgIterator Pkg;
- if (Owner->NewPackage(Pkg,PackageName) == false)
- return false;
-
+
// 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)
- if ((Dep->Version = WriteString(Version)) == 0)
+ 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;
Pkg->RevDepends = Dep.Index();
-
- /* Link it to the version (at the end of the list)
- Caching the old end point speeds up generation substantially */
- if (OldDepVer != Ver)
+
+ // Do we know where to link the Dependency to?
+ if (OldDepLast == NULL)
{
OldDepLast = &Ver->DependsList;
for (pkgCache::DepIterator D = Ver.DependsList(); D.end() == false; D++)
OldDepLast = &D->NextDepends;
- OldDepVer = Ver;
- }
+ } else if (oldMap != Map.Data())
+ OldDepLast += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
- // Is it a file dependency?
- if (PackageName[0] == '/')
- FoundFileDeps = true;
-
Dep->NextDepends = *OldDepLast;
*OldDepLast = Dep.Index();
OldDepLast = &Dep->NextDepends;
@@ -534,36 +758,76 @@ bool pkgCacheGenerator::ListParser::NewDepends(pkgCache::VerIterator Ver,
return true;
}
/*}}}*/
+// ListParser::NewDepends - Create the environment for a new dependency /*{{{*/
+// ---------------------------------------------------------------------
+/* This creates a Group and the Package to link this dependency to if
+ needed and handles also the caching of the old endpoint */
+bool pkgCacheGenerator::ListParser::NewDepends(pkgCache::VerIterator &Ver,
+ const string &PackageName,
+ const string &Arch,
+ const string &Version,
+ unsigned int Op,
+ unsigned int Type)
+{
+ pkgCache::GrpIterator Grp;
+ Dynamic<pkgCache::GrpIterator> DynGrp(Grp);
+ if (unlikely(Owner->NewGroup(Grp, PackageName) == false))
+ return false;
+
+ // Locate the target package
+ pkgCache::PkgIterator Pkg = Grp.FindPkg(Arch);
+ Dynamic<pkgCache::PkgIterator> DynPkg(Pkg);
+ if (Pkg.end() == true) {
+ if (unlikely(Owner->NewPackage(Pkg, PackageName, Arch) == false))
+ return false;
+ }
+
+ // Is it a file dependency?
+ if (unlikely(PackageName[0] == '/'))
+ FoundFileDeps = true;
+
+ /* Caching the old end point speeds up generation substantially */
+ if (OldDepVer != Ver) {
+ OldDepLast = NULL;
+ OldDepVer = Ver;
+ }
+
+ return Owner->NewDepends(Pkg, Ver, Version, Op, Type, OldDepLast);
+}
+ /*}}}*/
// ListParser::NewProvides - Create a Provides element /*{{{*/
// ---------------------------------------------------------------------
/* */
-bool pkgCacheGenerator::ListParser::NewProvides(pkgCache::VerIterator Ver,
- const string &PackageName,
+bool pkgCacheGenerator::ListParser::NewProvides(pkgCache::VerIterator &Ver,
+ const string &PkgName,
+ const string &PkgArch,
const string &Version)
{
pkgCache &Cache = Owner->Cache;
// We do not add self referencing provides
- if (Ver.ParentPkg().Name() == PackageName)
+ if (Ver.ParentPkg().Name() == PkgName && PkgArch == Ver.Arch(true))
return true;
// Get a structure
- unsigned long Provides = Owner->Map.Allocate(sizeof(pkgCache::Provides));
- if (Provides == 0)
+ map_ptrloc const Provides = Owner->AllocateInMap(sizeof(pkgCache::Provides));
+ if (unlikely(Provides == 0))
return false;
Cache.HeaderP->ProvidesCount++;
// Fill it in
pkgCache::PrvIterator Prv(Cache,Cache.ProvideP + Provides,Cache.PkgP);
+ Dynamic<pkgCache::PrvIterator> DynPrv(Prv);
Prv->Version = Ver.Index();
Prv->NextPkgProv = Ver->ProvidesList;
Ver->ProvidesList = Prv.Index();
- if (Version.empty() == false && (Prv->ProvideVersion = WriteString(Version)) == 0)
+ if (Version.empty() == false && unlikely((Prv->ProvideVersion = WriteString(Version)) == 0))
return false;
// Locate the target package
pkgCache::PkgIterator Pkg;
- if (Owner->NewPackage(Pkg,PackageName) == false)
+ Dynamic<pkgCache::PkgIterator> DynPkg(Pkg);
+ if (unlikely(Owner->NewPackage(Pkg,PkgName, PkgArch) == false))
return false;
// Link it to the package
@@ -583,24 +847,29 @@ bool pkgCacheGenerator::SelectFile(const string &File,const string &Site,
unsigned long Flags)
{
// Get some space for the structure
- CurrentFile = Cache.PkgFileP + Map.Allocate(sizeof(*CurrentFile));
- if (CurrentFile == Cache.PkgFileP)
+ map_ptrloc const idxFile = AllocateInMap(sizeof(*CurrentFile));
+ if (unlikely(idxFile == 0))
return false;
-
+ CurrentFile = Cache.PkgFileP + idxFile;
+
// Fill it in
- CurrentFile->FileName = Map.WriteString(File);
- CurrentFile->Site = WriteUniqString(Site);
+ map_ptrloc const idxFileName = WriteStringInMap(File);
+ map_ptrloc const idxSite = WriteUniqString(Site);
+ if (unlikely(idxFileName == 0 || idxSite == 0))
+ return false;
+ CurrentFile->FileName = idxFileName;
+ CurrentFile->Site = idxSite;
CurrentFile->NextFile = Cache.HeaderP->FileList;
CurrentFile->Flags = Flags;
CurrentFile->ID = Cache.HeaderP->PackageFileCount;
- CurrentFile->IndexType = WriteUniqString(Index.GetType()->Label);
+ map_ptrloc const idxIndexType = WriteUniqString(Index.GetType()->Label);
+ if (unlikely(idxIndexType == 0))
+ return false;
+ CurrentFile->IndexType = idxIndexType;
PkgFileName = File;
Cache.HeaderP->FileList = CurrentFile - Cache.PkgFileP;
Cache.HeaderP->PackageFileCount++;
- if (CurrentFile->FileName == 0)
- return false;
-
if (Progress != 0)
Progress->SubProgress(Index.Size());
return true;
@@ -640,18 +909,25 @@ unsigned long pkgCacheGenerator::WriteUniqString(const char *S,
}
// Get a structure
- unsigned long Item = Map.Allocate(sizeof(pkgCache::StringItem));
+ void const * const oldMap = Map.Data();
+ map_ptrloc const Item = AllocateInMap(sizeof(pkgCache::StringItem));
if (Item == 0)
return 0;
+ map_ptrloc const idxString = WriteStringInMap(S,Size);
+ if (unlikely(idxString == 0))
+ return 0;
+ if (oldMap != Map.Data()) {
+ Last += (map_ptrloc*) Map.Data() - (map_ptrloc*) oldMap;
+ I += (pkgCache::StringItem*) Map.Data() - (pkgCache::StringItem*) oldMap;
+ }
+ *Last = Item;
+
// Fill in the structure
pkgCache::StringItem *ItemP = Cache.StringItemP + Item;
ItemP->NextItem = I - Cache.StringItemP;
- *Last = Item;
- ItemP->String = Map.WriteString(S,Size);
- if (ItemP->String == 0)
- return 0;
-
+ ItemP->String = idxString;
+
Bucket = ItemP;
return ItemP->String;
}
@@ -769,7 +1045,7 @@ static unsigned long ComputeSize(FileIterator Start,FileIterator End)
// ---------------------------------------------------------------------
/* */
static bool BuildCache(pkgCacheGenerator &Gen,
- OpProgress &Progress,
+ OpProgress *Progress,
unsigned long &CurrentSize,unsigned long TotalSize,
FileIterator Start, FileIterator End)
{
@@ -790,7 +1066,8 @@ static bool BuildCache(pkgCacheGenerator &Gen,
}
unsigned long Size = (*I)->Size();
- Progress.OverallProgress(CurrentSize,TotalSize,Size,_("Reading package lists"));
+ if (Progress != NULL)
+ Progress->OverallProgress(CurrentSize,TotalSize,Size,_("Reading package lists"));
CurrentSize += Size;
if ((*I)->Merge(Gen,Progress) == false)
@@ -799,13 +1076,15 @@ static bool BuildCache(pkgCacheGenerator &Gen,
if (Gen.HasFileDeps() == true)
{
- Progress.Done();
+ if (Progress != NULL)
+ Progress->Done();
TotalSize = ComputeSize(Start, End);
CurrentSize = 0;
for (I = Start; I != End; I++)
{
unsigned long Size = (*I)->Size();
- Progress.OverallProgress(CurrentSize,TotalSize,Size,_("Collecting File Provides"));
+ if (Progress != NULL)
+ Progress->OverallProgress(CurrentSize,TotalSize,Size,_("Collecting File Provides"));
CurrentSize += Size;
if ((*I)->MergeFileProvides(Gen,Progress) == false)
return false;
@@ -815,7 +1094,21 @@ static bool BuildCache(pkgCacheGenerator &Gen,
return true;
}
/*}}}*/
-// MakeStatusCache - Construct the status cache /*{{{*/
+// CacheGenerator::CreateDynamicMMap - load an mmap with configuration options /*{{{*/
+DynamicMMap* pkgCacheGenerator::CreateDynamicMMap(FileFd *CacheF, unsigned long Flags) {
+ unsigned long const MapStart = _config->FindI("APT::Cache-Start", 24*1024*1024);
+ unsigned long const MapGrow = _config->FindI("APT::Cache-Grow", 1*1024*1024);
+ unsigned long const MapLimit = _config->FindI("APT::Cache-Limit", 0);
+ Flags |= MMap::Moveable;
+ if (_config->FindB("APT::Cache-Fallback", false) == true)
+ Flags |= MMap::Fallback;
+ if (CacheF != NULL)
+ return new DynamicMMap(*CacheF, Flags, MapStart, MapGrow, MapLimit);
+ else
+ return new DynamicMMap(Flags, MapStart, MapGrow, MapLimit);
+}
+ /*}}}*/
+// CacheGenerator::MakeStatusCache - Construct the status cache /*{{{*/
// ---------------------------------------------------------------------
/* This makes sure that the status cache (the cache that has all
index files from the sources list and all local ones) is ready
@@ -823,11 +1116,13 @@ static bool BuildCache(pkgCacheGenerator &Gen,
the cache will be stored there. This is pretty much mandetory if you
are using AllowMem. AllowMem lets the function be run as non-root
where it builds the cache 'fast' into a memory buffer. */
-bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
+__deprecated bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
+ MMap **OutMap, bool AllowMem)
+ { return pkgCacheGenerator::MakeStatusCache(List, &Progress, OutMap, AllowMem); }
+bool pkgCacheGenerator::MakeStatusCache(pkgSourceList &List,OpProgress *Progress,
MMap **OutMap,bool AllowMem)
{
bool const Debug = _config->FindB("Debug::pkgCacheGen", false);
- unsigned long const MapSize = _config->FindI("APT::Cache-Limit",24*1024*1024);
vector<pkgIndexFile *> Files;
for (vector<metaIndex *>::const_iterator i = List.begin();
@@ -848,7 +1143,20 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
// Decide if we can write to the files..
string const CacheFile = _config->FindFile("Dir::Cache::pkgcache");
string const SrcCacheFile = _config->FindFile("Dir::Cache::srcpkgcache");
-
+
+ // ensure the cache directory exists
+ if (CacheFile.empty() == false || SrcCacheFile.empty() == false)
+ {
+ string dir = _config->FindDir("Dir::Cache");
+ size_t const len = dir.size();
+ if (len > 5 && dir.find("/apt/", len - 6, 5) == len - 5)
+ dir = dir.substr(0, len - 5);
+ if (CacheFile.empty() == false)
+ CreateDirectory(dir, flNotFile(CacheFile));
+ if (SrcCacheFile.empty() == false)
+ CreateDirectory(dir, flNotFile(SrcCacheFile));
+ }
+
// Decide if we can write to the cache
bool Writeable = false;
if (CacheFile.empty() == false)
@@ -861,13 +1169,15 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
if (Writeable == false && AllowMem == false && CacheFile.empty() == false)
return _error->Error(_("Unable to write to %s"),flNotFile(CacheFile).c_str());
-
- Progress.OverallProgress(0,1,1,_("Reading package lists"));
-
+
+ if (Progress != NULL)
+ Progress->OverallProgress(0,1,1,_("Reading package lists"));
+
// Cache is OK, Fin.
if (CheckValidity(CacheFile,Files.begin(),Files.end(),OutMap) == true)
{
- Progress.OverallProgress(1,1,1,_("Reading package lists"));
+ if (Progress != NULL)
+ Progress->OverallProgress(1,1,1,_("Reading package lists"));
if (Debug == true)
std::clog << "pkgcache.bin is valid - no need to build anything" << std::endl;
return true;
@@ -882,9 +1192,9 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
if (Writeable == true && CacheFile.empty() == false)
{
unlink(CacheFile.c_str());
- CacheF = new FileFd(CacheFile,FileFd::WriteEmpty);
+ CacheF = new FileFd(CacheFile,FileFd::WriteAtomic);
fchmod(CacheF->Fd(),0644);
- Map = new DynamicMMap(*CacheF,MMap::Public,MapSize);
+ Map = CreateDynamicMMap(CacheF, MMap::Public);
if (_error->PendingError() == true)
return false;
if (Debug == true)
@@ -893,7 +1203,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
else
{
// Just build it in memory..
- Map = new DynamicMMap(0,MapSize);
+ Map = CreateDynamicMMap(NULL);
if (Debug == true)
std::clog << "Open memory Map (not filebased)" << std::endl;
}
@@ -917,12 +1227,15 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
TotalSize = ComputeSize(Files.begin()+EndOfSource,Files.end());
// Build the status cache
- pkgCacheGenerator Gen(Map.Get(),&Progress);
+ pkgCacheGenerator Gen(Map.Get(),Progress);
if (_error->PendingError() == true)
return false;
if (BuildCache(Gen,Progress,CurrentSize,TotalSize,
Files.begin()+EndOfSource,Files.end()) == false)
return false;
+
+ // FIXME: move me to a better place
+ Gen.FinishCache(Progress);
}
else
{
@@ -931,7 +1244,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
TotalSize = ComputeSize(Files.begin(),Files.end());
// Build the source cache
- pkgCacheGenerator Gen(Map.Get(),&Progress);
+ pkgCacheGenerator Gen(Map.Get(),Progress);
if (_error->PendingError() == true)
return false;
if (BuildCache(Gen,Progress,CurrentSize,TotalSize,
@@ -941,7 +1254,7 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
// Write it back
if (Writeable == true && SrcCacheFile.empty() == false)
{
- FileFd SCacheF(SrcCacheFile,FileFd::WriteEmpty);
+ FileFd SCacheF(SrcCacheFile,FileFd::WriteAtomic);
if (_error->PendingError() == true)
return false;
@@ -965,6 +1278,9 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
if (BuildCache(Gen,Progress,CurrentSize,TotalSize,
Files.begin()+EndOfSource,Files.end()) == false)
return false;
+
+ // FIXME: move me to a better place
+ Gen.FinishCache(Progress);
}
if (Debug == true)
std::clog << "Caches are ready for shipping" << std::endl;
@@ -987,32 +1303,37 @@ bool pkgMakeStatusCache(pkgSourceList &List,OpProgress &Progress,
return true;
}
/*}}}*/
-// MakeOnlyStatusCache - Build a cache with just the status files /*{{{*/
+// CacheGenerator::MakeOnlyStatusCache - Build only a status files cache/*{{{*/
// ---------------------------------------------------------------------
/* */
-bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap)
+__deprecated bool pkgMakeOnlyStatusCache(OpProgress &Progress,DynamicMMap **OutMap)
+ { return pkgCacheGenerator::MakeOnlyStatusCache(&Progress, OutMap); }
+bool pkgCacheGenerator::MakeOnlyStatusCache(OpProgress *Progress,DynamicMMap **OutMap)
{
- unsigned long MapSize = _config->FindI("APT::Cache-Limit",20*1024*1024);
vector<pkgIndexFile *> Files;
unsigned long EndOfSource = Files.size();
if (_system->AddStatusFiles(Files) == false)
return false;
-
- SPtr<DynamicMMap> Map = new DynamicMMap(0,MapSize);
+
+ SPtr<DynamicMMap> Map = CreateDynamicMMap(NULL);
unsigned long CurrentSize = 0;
unsigned long TotalSize = 0;
TotalSize = ComputeSize(Files.begin()+EndOfSource,Files.end());
// Build the status cache
- Progress.OverallProgress(0,1,1,_("Reading package lists"));
- pkgCacheGenerator Gen(Map.Get(),&Progress);
+ if (Progress != NULL)
+ Progress->OverallProgress(0,1,1,_("Reading package lists"));
+ pkgCacheGenerator Gen(Map.Get(),Progress);
if (_error->PendingError() == true)
return false;
if (BuildCache(Gen,Progress,CurrentSize,TotalSize,
Files.begin()+EndOfSource,Files.end()) == false)
return false;
-
+
+ // FIXME: move me to a better place
+ Gen.FinishCache(Progress);
+
if (_error->PendingError() == true)
return false;
*OutMap = Map.UnGuard();