X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/2830b8436ac8a6f2f3dac4ce2cd030c24eebce04..6c55f07a5fa3612a5d59c61a17da5fe640eadc8b:/apt-pkg/deb/deblistparser.cc?ds=inline diff --git a/apt-pkg/deb/deblistparser.cc b/apt-pkg/deb/deblistparser.cc index 30ae91cca..4e49e1c78 100644 --- a/apt-pkg/deb/deblistparser.cc +++ b/apt-pkg/deb/deblistparser.cc @@ -50,7 +50,7 @@ static debListParser::WordList PrioList[] = { /* Provide an architecture and only this one and "all" will be accepted in Step(), if no Architecture is given we will accept every arch we would accept in general with checkArchitecture() */ -debListParser::debListParser(FileFd *File, string const &Arch) : Tags(File), +debListParser::debListParser(FileFd *File, string const &Arch) : d(NULL), Tags(File), Arch(Arch) { if (Arch == "native") this->Arch = _config->Find("APT::Architecture"); @@ -58,18 +58,6 @@ debListParser::debListParser(FileFd *File, string const &Arch) : Tags(File), MultiArchEnabled = Architectures.size() > 1; } /*}}}*/ -// ListParser::UniqFindTagWrite - Find the tag and write a unq string /*{{{*/ -// --------------------------------------------------------------------- -/* */ -map_stringitem_t debListParser::UniqFindTagWrite(const char *Tag) -{ - const char *Start; - const char *Stop; - if (Section.Find(Tag,Start,Stop) == false) - return 0; - return WriteUniqString(Start,Stop - Start); -} - /*}}}*/ // ListParser::Package - Return the package name /*{{{*/ // --------------------------------------------------------------------- /* This is to return the name of the package this section describes */ @@ -108,7 +96,7 @@ unsigned char debListParser::ParseMultiArch(bool const showErrors) /*{{{*/ { unsigned char MA; string const MultiArch = Section.FindS("Multi-Arch"); - if (MultiArch.empty() == true) + if (MultiArch.empty() == true || MultiArch == "no") MA = pkgCache::Version::None; else if (MultiArch == "same") { if (ArchitectureAll() == true) @@ -144,9 +132,69 @@ unsigned char debListParser::ParseMultiArch(bool const showErrors) /*{{{*/ /* */ bool debListParser::NewVersion(pkgCache::VerIterator &Ver) { + const char *Start; + const char *Stop; + // Parse the section - unsigned long const idxSection = UniqFindTagWrite("Section"); - Ver->Section = idxSection; + if (Section.Find("Section",Start,Stop) == true) + { + map_stringitem_t const idx = StoreString(pkgCacheGenerator::SECTION, Start, Stop - Start); + Ver->Section = idx; + } +#if APT_PKG_ABI >= 413 + // Parse the source package name + pkgCache::GrpIterator const G = Ver.ParentPkg().Group(); + Ver->SourcePkgName = G->Name; + Ver->SourceVerStr = Ver->VerStr; + if (Section.Find("Source",Start,Stop) == true) + { + const char * const Space = (const char * const) memchr(Start, ' ', Stop - Start); + pkgCache::VerIterator V; + + if (Space != NULL) + { + Stop = Space; + const char * const Open = (const char * const) memchr(Space, '(', Stop - Space); + if (likely(Open != NULL)) + { + const char * const Close = (const char * const) memchr(Open, ')', Stop - Open); + if (likely(Close != NULL)) + { + std::string const version(Open + 1, (Close - Open) - 1); + if (version != Ver.VerStr()) + { + map_stringitem_t const idx = StoreString(pkgCacheGenerator::VERSIONNUMBER, version); + Ver->SourceVerStr = idx; + } + } + } + } + + std::string const pkgname(Start, Stop - Start); + if (pkgname != G.Name()) + { + for (pkgCache::PkgIterator P = G.PackageList(); P.end() == false; P = G.NextPkg(P)) + { + for (V = P.VersionList(); V.end() == false; ++V) + { + if (pkgname == V.SourcePkgName()) + { + Ver->SourcePkgName = V->SourcePkgName; + break; + } + } + if (V.end() == false) + break; + } + if (V.end() == true) + { + map_stringitem_t const idx = StoreString(pkgCacheGenerator::PKGNAME, pkgname); + Ver->SourcePkgName = idx; + } + } + } +#endif + Ver->MultiArch = ParseMultiArch(true); // Archive Size Ver->Size = Section.FindULL("Size"); @@ -155,10 +203,8 @@ bool debListParser::NewVersion(pkgCache::VerIterator &Ver) Ver->InstalledSize *= 1024; // Priority - const char *Start; - const char *Stop; if (Section.Find("Priority",Start,Stop) == true) - { + { if (GrabWord(string(Start,Stop-Start),PrioList,Ver->Priority) == false) Ver->Priority = pkgCache::State::Extra; } @@ -328,13 +374,9 @@ unsigned short debListParser::VersionHash() /* Status lines are of the form, Status: want flag status want = unknown, install, hold, deinstall, purge - flag = ok, reinstreq, hold, hold-reinstreq - status = not-installed, unpacked, half-configured, - half-installed, config-files, post-inst-failed, - removal-failed, installed - - Some of the above are obsolete (I think?) flag = hold-* and - status = post-inst-failed, removal-failed at least. + flag = ok, reinstreq + status = not-installed, config-files, half-installed, unpacked, + half-configured, triggers-awaited, triggers-pending, installed */ bool debListParser::ParseStatus(pkgCache::PkgIterator &Pkg, pkgCache::VerIterator &Ver) @@ -391,15 +433,13 @@ bool debListParser::ParseStatus(pkgCache::PkgIterator &Pkg, // Process the flag field WordList StatusList[] = {{"not-installed",pkgCache::State::NotInstalled}, + {"config-files",pkgCache::State::ConfigFiles}, + {"half-installed",pkgCache::State::HalfInstalled}, {"unpacked",pkgCache::State::UnPacked}, {"half-configured",pkgCache::State::HalfConfigured}, - {"installed",pkgCache::State::Installed}, - {"half-installed",pkgCache::State::HalfInstalled}, - {"config-files",pkgCache::State::ConfigFiles}, {"triggers-awaited",pkgCache::State::TriggersAwaited}, {"triggers-pending",pkgCache::State::TriggersPending}, - {"post-inst-failed",pkgCache::State::HalfConfigured}, - {"removal-failed",pkgCache::State::HalfInstalled}, + {"installed",pkgCache::State::Installed}, {NULL, 0}}; if (GrabWord(string(Start,I-Start),StatusList,Pkg->CurrentState) == false) return _error->Error("Malformed 3rd word in the Status line"); @@ -625,72 +665,94 @@ const char *debListParser::ParseDepends(const char *Start,const char *Stop, if (ParseRestrictionsList == true) { - // Parse a restrictions list - if (I != Stop && *I == '<') + // Parse a restrictions formula which is in disjunctive normal form: + // (foo AND bar) OR (blub AND bla) + + std::vector const profiles = APT::Configuration::getBuildProfiles(); + + // if the next character is a restriction list, then by default the + // dependency does not apply and the conditions have to be checked + // if the next character is not a restriction list, then by default the + // dependency applies + bool applies1 = (*I != '<'); + while (I != Stop) { + if (*I != '<') + break; + ++I; // malformed if (unlikely(I == Stop)) return 0; - std::vector const profiles = APT::Configuration::getBuildProfiles(); - const char *End = I; - bool Found = false; - bool NegRestriction = false; - while (I != Stop) - { - // look for whitespace or ending '>' - for (;End != Stop && !isspace(*End) && *End != '>'; ++End); - - if (unlikely(End == Stop)) - return 0; - if (*I == '!') + // if of the prior restriction list is already fulfilled, then + // we can just skip to the end of the current list + if (applies1) { + for (;End != Stop && *End != '>'; ++End); + I = ++End; + // skip whitespace + for (;I != Stop && isspace(*I) != 0; I++); + } else { + bool applies2 = true; + // all the conditions inside a restriction list have to be + // met so once we find one that is not met, we can skip to + // the end of this list + while (I != Stop) { - NegRestriction = true; - ++I; - } + // look for whitespace or ending '>' + // End now points to the character after the current term + for (;End != Stop && !isspace(*End) && *End != '>'; ++End); - std::string restriction(I, End); + if (unlikely(End == Stop)) + return 0; - std::string prefix = "profile."; - // only support for "profile" prefix, ignore others - if (restriction.size() > prefix.size() && - restriction.substr(0, prefix.size()) == prefix) - { - // get the name of the profile - restriction = restriction.substr(prefix.size()); + bool NegRestriction = false; + if (*I == '!') + { + NegRestriction = true; + ++I; + } + + std::string restriction(I, End); if (restriction.empty() == false && profiles.empty() == false && - std::find(profiles.begin(), profiles.end(), restriction) != profiles.end()) + std::find(profiles.begin(), profiles.end(), restriction) != profiles.end()) { - Found = true; - if (I[-1] != '!') - NegRestriction = false; - // we found a match, so fast-forward to the end of the wildcards - for (; End != Stop && *End != '>'; ++End); + if (NegRestriction) { + applies2 = false; + // since one of the terms does not apply we don't have to check the others + for (; End != Stop && *End != '>'; ++End); + } + } else { + if (!NegRestriction) { + applies2 = false; + // since one of the terms does not apply we don't have to check the others + for (; End != Stop && *End != '>'; ++End); + } + } + + if (*End++ == '>') { + I = End; + // skip whitespace + for (;I != Stop && isspace(*I) != 0; I++); + break; } - } - if (*End++ == '>') { I = End; - break; + // skip whitespace + for (;I != Stop && isspace(*I) != 0; I++); + } + if (applies2) { + applies1 = true; } - - I = End; - for (;I != Stop && isspace(*I) != 0; I++); } - - if (NegRestriction == true) - Found = !Found; - - if (Found == false) - Package = ""; /* not for this restriction */ } - // Skip whitespace - for (;I != Stop && isspace(*I) != 0; I++); + if (applies1 == false) { + Package = ""; //not for this restriction + } } if (I != Stop && *I == '|') @@ -744,7 +806,7 @@ bool debListParser::ParseDepends(pkgCache::VerIterator &Ver, if (NewDepends(Ver,Package,"none",Version,Op,Type) == false) return false; } - else if (MultiArchEnabled == true && found != string::npos && + else if (found != string::npos && strcmp(Package.c_str() + found, ":any") != 0) { string Arch = Package.substr(found+1, string::npos); @@ -791,10 +853,16 @@ bool debListParser::ParseProvides(pkgCache::VerIterator &Ver) while (1) { Start = ParseDepends(Start,Stop,Package,Version,Op); + const size_t archfound = Package.rfind(':'); if (Start == 0) return _error->Error("Problem parsing Provides line"); - if (Op != pkgCache::Dep::NoOp) { - _error->Warning("Ignoring Provides line with DepCompareOp for package %s", Package.c_str()); + if (Op != pkgCache::Dep::NoOp && Op != pkgCache::Dep::Equals) { + _error->Warning("Ignoring Provides line with non-equal DepCompareOp for package %s", Package.c_str()); + } else if (archfound != string::npos) { + string OtherArch = Package.substr(archfound+1, string::npos); + Package = Package.substr(0, archfound); + if (NewProvides(Ver, Package, OtherArch, Version) == false) + return false; } else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign) { if (NewProvidesAllArch(Ver, Package, Version) == false) return false; @@ -883,43 +951,6 @@ bool debListParser::Step() return false; } /*}}}*/ -// ListParser::LoadReleaseInfo - Load the release information /*{{{*/ -// --------------------------------------------------------------------- -/* */ -bool debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator &FileI, - FileFd &File, string component) -{ - // apt-secure does no longer download individual (per-section) Release - // file. to provide Component pinning we use the section name now - map_stringitem_t const storage = WriteUniqString(component); - FileI->Component = storage; - - pkgTagFile TagFile(&File, File.Size()); - pkgTagSection Section; - if (_error->PendingError() == true || TagFile.Step(Section) == false) - return false; - - std::string data; - #define APT_INRELEASE(TAG, STORE) \ - data = Section.FindS(TAG); \ - if (data.empty() == false) \ - { \ - map_stringitem_t const storage = WriteUniqString(data); \ - STORE = storage; \ - } - APT_INRELEASE("Suite", FileI->Archive) - APT_INRELEASE("Component", FileI->Component) - APT_INRELEASE("Version", FileI->Version) - APT_INRELEASE("Origin", FileI->Origin) - APT_INRELEASE("Codename", FileI->Codename) - APT_INRELEASE("Label", FileI->Label) - #undef APT_INRELEASE - Section.FindFlag("NotAutomatic", FileI->Flags, pkgCache::Flag::NotAutomatic); - Section.FindFlag("ButAutomaticUpgrades", FileI->Flags, pkgCache::Flag::ButAutomaticUpgrades); - - return !_error->PendingError(); -} - /*}}}*/ // ListParser::GetPrio - Convert the priority from a string /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -932,7 +963,7 @@ unsigned char debListParser::GetPrio(string Str) return Out; } /*}}}*/ -#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) +#if APT_PKG_ABI >= 413 bool debListParser::SameVersion(unsigned short const Hash, /*{{{*/ pkgCache::VerIterator const &Ver) { @@ -971,5 +1002,4 @@ bool debDebFileParser::UsePackage(pkgCache::PkgIterator &Pkg, return res; } - - +debListParser::~debListParser() {}