X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/c0a5e4644c8cf77feb035cfe8961f40099e1e3c6..6586d1dbdbbd19b53ce6f348ea3643f42da354eb:/apt-pkg/pkgcache.cc diff --git a/apt-pkg/pkgcache.cc b/apt-pkg/pkgcache.cc index 58a63459f..0750a2080 100644 --- a/apt-pkg/pkgcache.cc +++ b/apt-pkg/pkgcache.cc @@ -34,7 +34,8 @@ #include #include -#include +#include +#include #include #include #include @@ -50,47 +51,49 @@ using std::string; /* Simply initialize the header */ pkgCache::Header::Header() { - Signature = 0x98FE76DC; - +#define APT_HEADER_SET(X,Y) X = Y; static_assert(std::numeric_limits::max() > Y, "Size violation detected in pkgCache::Header") + APT_HEADER_SET(Signature, 0x98FE76DC); + /* Whenever the structures change the major version should be bumped, whenever the generator changes the minor version should be bumped. */ - MajorVersion = 8; -#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) - MinorVersion = 2; -#else - MinorVersion = 1; -#endif - Dirty = false; - - HeaderSz = sizeof(pkgCache::Header); - GroupSz = sizeof(pkgCache::Group); - PackageSz = sizeof(pkgCache::Package); - PackageFileSz = sizeof(pkgCache::PackageFile); - VersionSz = sizeof(pkgCache::Version); - DescriptionSz = sizeof(pkgCache::Description); - DependencySz = sizeof(pkgCache::Dependency); - ProvidesSz = sizeof(pkgCache::Provides); - VerFileSz = sizeof(pkgCache::VerFile); - DescFileSz = sizeof(pkgCache::DescFile); - + APT_HEADER_SET(MajorVersion, 10); + APT_HEADER_SET(MinorVersion, 1); + APT_HEADER_SET(Dirty, false); + + APT_HEADER_SET(HeaderSz, sizeof(pkgCache::Header)); + APT_HEADER_SET(GroupSz, sizeof(pkgCache::Group)); + APT_HEADER_SET(PackageSz, sizeof(pkgCache::Package)); + APT_HEADER_SET(ReleaseFileSz, sizeof(pkgCache::ReleaseFile)); + APT_HEADER_SET(PackageFileSz, sizeof(pkgCache::PackageFile)); + APT_HEADER_SET(VersionSz, sizeof(pkgCache::Version)); + APT_HEADER_SET(DescriptionSz, sizeof(pkgCache::Description)); + APT_HEADER_SET(DependencySz, sizeof(pkgCache::Dependency)); + APT_HEADER_SET(DependencyDataSz, sizeof(pkgCache::DependencyData)); + APT_HEADER_SET(ProvidesSz, sizeof(pkgCache::Provides)); + APT_HEADER_SET(VerFileSz, sizeof(pkgCache::VerFile)); + APT_HEADER_SET(DescFileSz, sizeof(pkgCache::DescFile)); +#undef APT_HEADER_SET + GroupCount = 0; PackageCount = 0; VersionCount = 0; DescriptionCount = 0; DependsCount = 0; + DependsDataCount = 0; + ReleaseFileCount = 0; PackageFileCount = 0; VerFileCount = 0; DescFileCount = 0; ProvidesCount = 0; MaxVerFileSize = 0; MaxDescFileSize = 0; - + FileList = 0; - StringList = 0; + RlsFileList = 0; VerSysName = 0; Architecture = 0; - memset(PkgHashTable,0,sizeof(PkgHashTable)); - memset(GrpHashTable,0,sizeof(GrpHashTable)); + SetArchitectures(0); + SetHashTableSize(_config->FindI("APT::Cache-HashTableSize", 10 * 1048)); memset(Pools,0,sizeof(Pools)); CacheFileSize = 0; @@ -104,10 +107,12 @@ bool pkgCache::Header::CheckSizes(Header &Against) const if (HeaderSz == Against.HeaderSz && GroupSz == Against.GroupSz && PackageSz == Against.PackageSz && + ReleaseFileSz == Against.ReleaseFileSz && PackageFileSz == Against.PackageFileSz && VersionSz == Against.VersionSz && DescriptionSz == Against.DescriptionSz && DependencySz == Against.DependencySz && + DependencyDataSz == Against.DependencyDataSz && VerFileSz == Against.VerFileSz && DescFileSz == Against.DescFileSz && ProvidesSz == Against.ProvidesSz) @@ -119,7 +124,8 @@ bool pkgCache::Header::CheckSizes(Header &Against) const // Cache::pkgCache - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ -pkgCache::pkgCache(MMap *Map, bool DoMap) : Map(*Map) +APT_IGNORE_DEPRECATED_PUSH +pkgCache::pkgCache(MMap *Map, bool DoMap) : Map(*Map), d(NULL) { // call getArchitectures() with cached=false to ensure that the // architectures cache is re-evaulated. this is needed in cases @@ -128,6 +134,7 @@ pkgCache::pkgCache(MMap *Map, bool DoMap) : Map(*Map) if (DoMap == true) ReMap(); } +APT_IGNORE_DEPRECATED_POP /*}}}*/ // Cache::ReMap - Reopen the cache file /*{{{*/ // --------------------------------------------------------------------- @@ -140,12 +147,13 @@ bool pkgCache::ReMap(bool const &Errorchecks) PkgP = (Package *)Map.Data(); VerFileP = (VerFile *)Map.Data(); DescFileP = (DescFile *)Map.Data(); + RlsFileP = (ReleaseFile *)Map.Data(); PkgFileP = (PackageFile *)Map.Data(); VerP = (Version *)Map.Data(); DescP = (Description *)Map.Data(); ProvideP = (Provides *)Map.Data(); DepP = (Dependency *)Map.Data(); - StringItemP = (StringItem *)Map.Data(); + DepDataP = (DependencyData *)Map.Data(); StrP = (char *)Map.Data(); if (Errorchecks == false) @@ -168,15 +176,23 @@ bool pkgCache::ReMap(bool const &Errorchecks) if (Map.Size() < HeaderP->CacheFileSize) return _error->Error(_("The package cache file is corrupted, it is too small")); + if (HeaderP->VerSysName == 0 || HeaderP->Architecture == 0 || HeaderP->GetArchitectures() == 0) + return _error->Error(_("The package cache file is corrupted")); + // Locate our VS.. - if (HeaderP->VerSysName == 0 || - (VS = pkgVersioningSystem::GetVS(StrP + HeaderP->VerSysName)) == 0) + if ((VS = pkgVersioningSystem::GetVS(StrP + HeaderP->VerSysName)) == 0) return _error->Error(_("This APT does not support the versioning system '%s'"),StrP + HeaderP->VerSysName); - // Chcek the arhcitecture - if (HeaderP->Architecture == 0 || - _config->Find("APT::Architecture") != StrP + HeaderP->Architecture) - return _error->Error(_("The package cache was built for a different architecture")); + // Check the architecture + std::vector archs = APT::Configuration::getArchitectures(); + std::vector::const_iterator a = archs.begin(); + std::string list = *a; + for (++a; a != archs.end(); ++a) + list.append(",").append(*a); + if (_config->Find("APT::Architecture") != StrP + HeaderP->Architecture || + list != StrP + HeaderP->GetArchitectures()) + return _error->Error(_("The package cache was built for different architectures: %s vs %s"), StrP + HeaderP->GetArchitectures(), list.c_str()); + return true; } /*}}}*/ @@ -185,43 +201,20 @@ bool pkgCache::ReMap(bool const &Errorchecks) /* This is used to generate the hash entries for the HashTable. With my package list from bo this function gets 94% table usage on a 512 item table (480 used items) */ -unsigned long pkgCache::sHash(const string &Str) const +map_id_t pkgCache::sHash(const string &Str) const { unsigned long Hash = 0; for (string::const_iterator I = Str.begin(); I != Str.end(); ++I) Hash = 41 * Hash + tolower_ascii(*I); - return Hash % _count(HeaderP->PkgHashTable); + return Hash % HeaderP->GetHashTableSize(); } -unsigned long pkgCache::sHash(const char *Str) const +map_id_t pkgCache::sHash(const char *Str) const { unsigned long Hash = tolower_ascii(*Str); for (const char *I = Str + 1; *I != 0; ++I) Hash = 41 * Hash + tolower_ascii(*I); - return Hash % _count(HeaderP->PkgHashTable); -} - /*}}}*/ -// Cache::SingleArchFindPkg - Locate a package by name /*{{{*/ -// --------------------------------------------------------------------- -/* Returns 0 on error, pointer to the package otherwise - The multiArch enabled methods will fallback to this one as it is (a bit) - faster for single arch environments and realworld is mostly singlearch… */ -pkgCache::PkgIterator pkgCache::SingleArchFindPkg(const string &Name) -{ - // Look at the hash bucket - Package *Pkg = PkgP + HeaderP->PkgHashTable[Hash(Name)]; - for (; Pkg != PkgP; Pkg = PkgP + Pkg->NextPackage) - { - if (unlikely(Pkg->Name == 0)) - continue; - - int const cmp = strcasecmp(Name.c_str(), StrP + Pkg->Name); - if (cmp == 0) - return PkgIterator(*this, Pkg); - else if (cmp < 0) - break; - } - return PkgIterator(*this,0); + return Hash % HeaderP->GetHashTableSize(); } /*}}}*/ // Cache::FindPkg - Locate a package by name /*{{{*/ @@ -230,16 +223,11 @@ pkgCache::PkgIterator pkgCache::SingleArchFindPkg(const string &Name) pkgCache::PkgIterator pkgCache::FindPkg(const string &Name) { size_t const found = Name.find(':'); if (found == string::npos) - { - if (MultiArchCache() == false) - return SingleArchFindPkg(Name); - else - return FindPkg(Name, "native"); - } + return FindPkg(Name, "native"); string const Arch = Name.substr(found+1); - /* Beware: This is specialcased to handle pkg:any in dependencies as - these are linked to virtual pkg:any named packages with all archs. - If you want any arch from a given pkg, use FindPkg(pkg,arch) */ + /* Beware: This is specialcased to handle pkg:any in dependencies + as these are linked to virtual pkg:any named packages. + If you want any arch from a pkg, use FindPkg(pkg,"any") */ if (Arch == "any") return FindPkg(Name, "any"); return FindPkg(Name.substr(0, found), Arch); @@ -249,13 +237,6 @@ pkgCache::PkgIterator pkgCache::FindPkg(const string &Name) { // --------------------------------------------------------------------- /* Returns 0 on error, pointer to the package otherwise */ pkgCache::PkgIterator pkgCache::FindPkg(const string &Name, string const &Arch) { - if (MultiArchCache() == false && Arch != "none") { - if (Arch == "native" || Arch == "all" || Arch == "any" || - Arch == NativeArch()) - return SingleArchFindPkg(Name); - else - return PkgIterator(*this,0); - } /* We make a detour via the GrpIterator here as on a multi-arch environment a group is easier to find than a package (less entries in the buckets) */ @@ -274,12 +255,9 @@ pkgCache::GrpIterator pkgCache::FindGrp(const string &Name) { return GrpIterator(*this,0); // Look at the hash bucket for the group - Group *Grp = GrpP + HeaderP->GrpHashTable[sHash(Name)]; + Group *Grp = GrpP + HeaderP->GrpHashTableP()[sHash(Name)]; for (; Grp != GrpP; Grp = GrpP + Grp->Next) { - if (unlikely(Grp->Name == 0)) - continue; - - int const cmp = strcasecmp(Name.c_str(), StrP + Grp->Name); + int const cmp = strcmp(Name.c_str(), StrP + Grp->Name); if (cmp == 0) return GrpIterator(*this, Grp); else if (cmp < 0) @@ -346,29 +324,16 @@ pkgCache::PkgIterator pkgCache::GrpIterator::FindPkg(string Arch) const { return PkgIterator(*Owner, 0); /* If we accept any package we simply return the "first" - package in this group (the last one added). */ + package in this group */ if (Arch == "any") return PkgIterator(*Owner, Owner->PkgP + S->FirstPackage); + if (Arch == "native" || Arch == "all") + Arch = Owner->NativeArch(); - char const* const myArch = Owner->NativeArch(); - /* Most of the time the package for our native architecture is - the one we add at first to the cache, but this would be the - last one we check, so we do it now. */ - if (Arch == "native" || Arch == myArch || Arch == "all") { - pkgCache::Package *Pkg = Owner->PkgP + S->LastPackage; - if (strcasecmp(myArch, Owner->StrP + Pkg->Arch) == 0) - return PkgIterator(*Owner, Pkg); - Arch = myArch; - } - - /* Iterate over the list to find the matching arch - unfortunately this list includes "package noise" - (= different packages with same calculated hash), - so we need to check the name also */ + // Iterate over the list to find the matching arch for (pkgCache::Package *Pkg = PackageList(); Pkg != Owner->PkgP; Pkg = Owner->PkgP + Pkg->NextPackage) { - if (S->Name == Pkg->Name && - stringcasecmp(Arch, Owner->StrP + Pkg->Arch) == 0) + if (stringcmp(Arch, Owner->StrP + Pkg->Arch) == 0) return PkgIterator(*Owner, Pkg); if ((Owner->PkgP + S->LastPackage) == Pkg) break; @@ -418,38 +383,52 @@ pkgCache::PkgIterator pkgCache::GrpIterator::NextPkg(pkgCache::PkgIterator const return PkgIterator(*Owner, Owner->PkgP + LastPkg->NextPackage); } /*}}}*/ -// GrpIterator::operator ++ - Postfix incr /*{{{*/ +// GrpIterator::operator++ - Prefix incr /*{{{*/ // --------------------------------------------------------------------- /* This will advance to the next logical group in the hash table. */ -void pkgCache::GrpIterator::operator ++(int) +pkgCache::GrpIterator& pkgCache::GrpIterator::operator++() { // Follow the current links if (S != Owner->GrpP) S = Owner->GrpP + S->Next; // Follow the hash table - while (S == Owner->GrpP && (HashIndex+1) < (signed)_count(Owner->HeaderP->GrpHashTable)) + while (S == Owner->GrpP && (HashIndex+1) < (signed)Owner->HeaderP->GetHashTableSize()) { - HashIndex++; - S = Owner->GrpP + Owner->HeaderP->GrpHashTable[HashIndex]; + ++HashIndex; + S = Owner->GrpP + Owner->HeaderP->GrpHashTableP()[HashIndex]; } + return *this; } /*}}}*/ -// PkgIterator::operator ++ - Postfix incr /*{{{*/ +// PkgIterator::operator++ - Prefix incr /*{{{*/ // --------------------------------------------------------------------- /* This will advance to the next logical package in the hash table. */ -void pkgCache::PkgIterator::operator ++(int) +pkgCache::PkgIterator& pkgCache::PkgIterator::operator++() { // Follow the current links if (S != Owner->PkgP) S = Owner->PkgP + S->NextPackage; // Follow the hash table - while (S == Owner->PkgP && (HashIndex+1) < (signed)_count(Owner->HeaderP->PkgHashTable)) + while (S == Owner->PkgP && (HashIndex+1) < (signed)Owner->HeaderP->GetHashTableSize()) { - HashIndex++; - S = Owner->PkgP + Owner->HeaderP->PkgHashTable[HashIndex]; + ++HashIndex; + S = Owner->PkgP + Owner->HeaderP->PkgHashTableP()[HashIndex]; } + return *this; +} + /*}}}*/ +pkgCache::DepIterator& pkgCache::DepIterator::operator++() /*{{{*/ +{ + if (S == Owner->DepP) + return *this; + S = Owner->DepP + (Type == DepVer ? S->NextDepends : S->NextRevDepends); + if (S == Owner->DepP) + S2 = Owner->DepDataP; + else + S2 = Owner->DepDataP + S->DependencyData; + return *this; } /*}}}*/ // PkgIterator::State - Check the State of the package /*{{{*/ @@ -524,7 +503,10 @@ operator<<(std::ostream& out, pkgCache::PkgIterator Pkg) out << " -> " << candidate; if ( newest != "none" && candidate != newest) out << " | " << newest; - out << " > ( " << string(Pkg.Section()==0?"none":Pkg.Section()) << " )"; + if (Pkg->VersionList == 0) + out << " > ( none )"; + else + out << " > ( " << string(Pkg.VersionList().Section()==0?"unknown":Pkg.VersionList().Section()) << " )"; return out; } /*}}}*/ @@ -535,7 +517,7 @@ std::string pkgCache::PkgIterator::FullName(bool const &Pretty) const { string fullname = Name(); if (Pretty == false || - (strcmp(Arch(), "all") != 0 && + (strcmp(Arch(), "all") != 0 && strcmp(Arch(), "any") != 0 && strcmp(Owner->NativeArch(), Arch()) != 0)) return fullname.append(":").append(Arch()); return fullname; @@ -548,8 +530,8 @@ std::string pkgCache::PkgIterator::FullName(bool const &Pretty) const bool pkgCache::DepIterator::IsCritical() const { if (IsNegative() == true || - S->Type == pkgCache::Dep::Depends || - S->Type == pkgCache::Dep::PreDepends) + S2->Type == pkgCache::Dep::Depends || + S2->Type == pkgCache::Dep::PreDepends) return true; return false; } @@ -560,9 +542,9 @@ bool pkgCache::DepIterator::IsCritical() const are negative like Conflicts which can and should be handled differently */ bool pkgCache::DepIterator::IsNegative() const { - return S->Type == Dep::DpkgBreaks || - S->Type == Dep::Conflicts || - S->Type == Dep::Obsoletes; + return S2->Type == Dep::DpkgBreaks || + S2->Type == Dep::Conflicts || + S2->Type == Dep::Obsoletes; } /*}}}*/ // DepIterator::SmartTargetPkg - Resolve dep target pointers w/provides /*{{{*/ @@ -691,8 +673,8 @@ void pkgCache::DepIterator::GlobOr(DepIterator &Start,DepIterator &End) End = *this; for (bool LastOR = true; end() == false && LastOR == true;) { - LastOR = (S->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or; - (*this)++; + LastOR = (S2->CompareOp & pkgCache::Dep::Or) == pkgCache::Dep::Or; + ++(*this); if (LastOR == true) End = (*this); } @@ -702,31 +684,22 @@ void pkgCache::DepIterator::GlobOr(DepIterator &Start,DepIterator &End) // --------------------------------------------------------------------- /* Deps like self-conflicts should be ignored as well as implicit conflicts on virtual packages. */ -bool pkgCache::DepIterator::IsIgnorable(PkgIterator const &/*Pkg*/) const +bool pkgCache::DepIterator::IsIgnorable(PkgIterator const &PT) const { if (IsNegative() == false) return false; - pkgCache::PkgIterator PP = ParentPkg(); - pkgCache::PkgIterator PT = TargetPkg(); + pkgCache::PkgIterator const PP = ParentPkg(); if (PP->Group != PT->Group) return false; // self-conflict if (PP == PT) return true; - pkgCache::VerIterator PV = ParentVer(); + pkgCache::VerIterator const PV = ParentVer(); // ignore group-conflict on a M-A:same package - but not our implicit dependencies // so that we can have M-A:same packages conflicting with their own real name if ((PV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same) - { - // Replaces: ${self}:other ( << ${binary:Version}) - if (S->Type == pkgCache::Dep::Replaces && S->CompareOp == pkgCache::Dep::Less && strcmp(PV.VerStr(), TargetVer()) == 0) - return false; - // Breaks: ${self}:other (!= ${binary:Version}) - if (S->Type == pkgCache::Dep::DpkgBreaks && S->CompareOp == pkgCache::Dep::NotEquals && strcmp(PV.VerStr(), TargetVer()) == 0) - return false; - return true; - } + return IsMultiArchImplicit() == false; return false; } @@ -741,35 +714,34 @@ bool pkgCache::DepIterator::IsIgnorable(PrvIterator const &Prv) const if (Prv.OwnerPkg()->Group == Pkg->Group) return true; // Implicit group-conflicts should not be applied on providers of other groups - if (Pkg->Group == TargetPkg()->Group && Prv.OwnerPkg()->Group != Pkg->Group) + if (IsMultiArchImplicit() && Prv.OwnerPkg()->Group != Pkg->Group) return true; return false; } /*}}}*/ -// DepIterator::IsMultiArchImplicit - added by the cache generation /*{{{*/ -// --------------------------------------------------------------------- -/* MultiArch can be translated to SingleArch for an resolver and we did so, - by adding dependencies to help the resolver understand the problem, but - sometimes it is needed to identify these to ignore them… */ -bool pkgCache::DepIterator::IsMultiArchImplicit() const -{ - if (ParentPkg()->Arch != TargetPkg()->Arch && - (S->Type == pkgCache::Dep::Replaces || - S->Type == pkgCache::Dep::DpkgBreaks || - S->Type == pkgCache::Dep::Conflicts)) - return true; - return false; -} - /*}}}*/ // DepIterator::IsSatisfied - check if a version satisfied the dependency /*{{{*/ bool pkgCache::DepIterator::IsSatisfied(VerIterator const &Ver) const { - return Owner->VS->CheckDep(Ver.VerStr(),S->CompareOp,TargetVer()); + return Owner->VS->CheckDep(Ver.VerStr(),S2->CompareOp,TargetVer()); } bool pkgCache::DepIterator::IsSatisfied(PrvIterator const &Prv) const { - return Owner->VS->CheckDep(Prv.ProvideVersion(),S->CompareOp,TargetVer()); + return Owner->VS->CheckDep(Prv.ProvideVersion(),S2->CompareOp,TargetVer()); +} + /*}}}*/ +// DepIterator::IsImplicit - added by the cache generation /*{{{*/ +bool pkgCache::DepIterator::IsImplicit() const +{ + if (IsMultiArchImplicit() == true) + return true; + if (IsNegative() || S2->Type == pkgCache::Dep::Replaces) + { + if ((S2->CompareOp & pkgCache::Dep::ArchSpecific) != pkgCache::Dep::ArchSpecific && + strcmp(ParentPkg().Arch(), TargetPkg().Arch()) != 0) + return true; + } + return false; } /*}}}*/ // ostream operator to handle string representation of a dependecy /*{{{*/ @@ -826,7 +798,7 @@ APT_PURE bool pkgCache::VerIterator::Downloadable() const { VerFileIterator Files = FileList(); for (; Files.end() == false; ++Files) - if ((Files.File()->Flags & pkgCache::Flag::NotSource) != pkgCache::Flag::NotSource) + if (Files.File().Flagged(pkgCache::Flag::NotSource) == false) return true; return false; } @@ -840,7 +812,7 @@ APT_PURE bool pkgCache::VerIterator::Automatic() const VerFileIterator Files = FileList(); for (; Files.end() == false; ++Files) // Do not check ButAutomaticUpgrades here as it is kind of automatic… - if ((Files.File()->Flags & pkgCache::Flag::NotAutomatic) != pkgCache::Flag::NotAutomatic) + if (Files.File().Flagged(pkgCache::Flag::NotAutomatic) == false) return true; return false; } @@ -866,69 +838,54 @@ pkgCache::VerFileIterator pkgCache::VerIterator::NewestFile() const // --------------------------------------------------------------------- /* This describes the version from a release-centric manner. The output is a list of Label:Version/Archive */ +static std::string PkgFileIteratorToRelString(pkgCache::PkgFileIterator const &File) +{ + std::string Res; + if (File.Label() != 0) + Res = Res + File.Label() + ':'; + + if (File.Archive() != 0) + { + if (File.Version() == 0) + Res += File.Archive(); + else + Res = Res + File.Version() + '/' + File.Archive(); + } + else + { + // No release file, print the host name that this came from + if (File.Site() == 0 || File.Site()[0] == 0) + Res += "localhost"; + else + Res += File.Site(); + } + return Res; +} string pkgCache::VerIterator::RelStr() const { - bool First = true; - string Res; + std::vector RelStrs; for (pkgCache::VerFileIterator I = this->FileList(); I.end() == false; ++I) { // Do not print 'not source' entries' - pkgCache::PkgFileIterator File = I.File(); - if ((File->Flags & pkgCache::Flag::NotSource) == pkgCache::Flag::NotSource) + pkgCache::PkgFileIterator const File = I.File(); + if (File.Flagged(pkgCache::Flag::NotSource)) continue; - // See if we have already printed this out.. - bool Seen = false; - for (pkgCache::VerFileIterator J = this->FileList(); I != J; ++J) - { - pkgCache::PkgFileIterator File2 = J.File(); - if (File2->Label == 0 || File->Label == 0) - continue; - - if (strcmp(File.Label(),File2.Label()) != 0) - continue; - - if (File2->Version == File->Version) - { - Seen = true; - break; - } - if (File2->Version == 0 || File->Version == 0) - break; - if (strcmp(File.Version(),File2.Version()) == 0) - Seen = true; - } - - if (Seen == true) + std::string const RS = PkgFileIteratorToRelString(File); + if (std::find(RelStrs.begin(), RelStrs.end(), RS) != RelStrs.end()) continue; - - if (First == false) - Res += ", "; - else - First = false; - - if (File->Label != 0) - Res = Res + File.Label() + ':'; - if (File->Archive != 0) - { - if (File->Version == 0) - Res += File.Archive(); - else - Res = Res + File.Version() + '/' + File.Archive(); - } - else - { - // No release file, print the host name that this came from - if (File->Site == 0 || File.Site()[0] == 0) - Res += "localhost"; - else - Res += File.Site(); - } + RelStrs.push_back(RS); + } + std::ostringstream os; + if (likely(RelStrs.empty() == false)) + { + std::copy(RelStrs.begin(), RelStrs.end()-1, std::ostream_iterator(os, ", ")); + os << *RelStrs.rbegin(); } if (S->ParentPkg != 0) - Res.append(" [").append(Arch()).append("]"); - return Res; + os << " [" << Arch() << "]"; + return os.str(); } /*}}}*/ // VerIterator::MultiArchType - string representing MultiArch flag /*{{{*/ @@ -943,12 +900,12 @@ const char * pkgCache::VerIterator::MultiArchType() const return "none"; } /*}}}*/ -// PkgFileIterator::IsOk - Checks if the cache is in sync with the file /*{{{*/ +// RlsFileIterator::IsOk - Checks if the cache is in sync with the file /*{{{*/ // --------------------------------------------------------------------- /* This stats the file and compares its stats with the ones that were - stored during generation. Date checks should probably also be + stored during generation. Date checks should probably also be included here. */ -bool pkgCache::PkgFileIterator::IsOk() +bool pkgCache::RlsFileIterator::IsOk() { struct stat Buf; if (stat(FileName(),&Buf) != 0) @@ -960,10 +917,8 @@ bool pkgCache::PkgFileIterator::IsOk() return true; } /*}}}*/ -// PkgFileIterator::RelStr - Return the release string /*{{{*/ -// --------------------------------------------------------------------- -/* */ -string pkgCache::PkgFileIterator::RelStr() +// RlsFileIterator::RelStr - Return the release string /*{{{*/ +string pkgCache::RlsFileIterator::RelStr() { string Res; if (Version() != 0) @@ -976,8 +931,40 @@ string pkgCache::PkgFileIterator::RelStr() Res = Res + (Res.empty() == true?"n=":",n=") + Codename(); if (Label() != 0) Res = Res + (Res.empty() == true?"l=":",l=") + Label(); - if (Component() != 0) - Res = Res + (Res.empty() == true?"c=":",c=") + Component(); + return Res; +} + /*}}}*/ +// PkgFileIterator::IsOk - Checks if the cache is in sync with the file /*{{{*/ +// --------------------------------------------------------------------- +/* This stats the file and compares its stats with the ones that were + stored during generation. Date checks should probably also be + included here. */ +bool pkgCache::PkgFileIterator::IsOk() +{ + struct stat Buf; + if (stat(FileName(),&Buf) != 0) + return false; + + if (Buf.st_size != (signed)S->Size || Buf.st_mtime != S->mtime) + return false; + + return true; +} + /*}}}*/ +string pkgCache::PkgFileIterator::RelStr() /*{{{*/ +{ + std::string Res; + if (ReleaseFile() == 0) + { + if (Component() != 0) + Res = Res + (Res.empty() == true?"a=":",a=") + Component(); + } + else + { + Res = ReleaseFile().RelStr(); + if (Component() != 0) + Res = Res + (Res.empty() == true?"c=":",c=") + Component(); + } if (Architecture() != 0) Res = Res + (Res.empty() == true?"b=":",b=") + Architecture(); return Res; @@ -1022,17 +1009,5 @@ pkgCache::DescIterator pkgCache::VerIterator::TranslatedDescription() const } /*}}}*/ -// PrvIterator::IsMultiArchImplicit - added by the cache generation /*{{{*/ -// --------------------------------------------------------------------- -/* MultiArch can be translated to SingleArch for an resolver and we did so, - by adding provides to help the resolver understand the problem, but - sometimes it is needed to identify these to ignore them… */ -bool pkgCache::PrvIterator::IsMultiArchImplicit() const -{ - pkgCache::PkgIterator const Owner = OwnerPkg(); - pkgCache::PkgIterator const Parent = ParentPkg(); - if (strcmp(Owner.Arch(), Parent.Arch()) != 0 || Owner->Name == Parent->Name) - return true; - return false; -} - /*}}}*/ + +pkgCache::~pkgCache() {}