X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/61843f539513b3e661dac55717e6d7cc0b8f9b0c..42c1513b712818823e0a136c949f0d93c46907d7:/cmdline/apt-cache.cc?ds=inline diff --git a/cmdline/apt-cache.cc b/cmdline/apt-cache.cc index 336ac544b..b8892d23d 100644 --- a/cmdline/apt-cache.cc +++ b/cmdline/apt-cache.cc @@ -35,6 +35,11 @@ #include #include +#include +#include +#include +#include + #include #include #include @@ -50,29 +55,6 @@ using namespace std; -// CacheSetHelper saving virtual packages /*{{{*/ -class CacheSetHelperVirtuals: public APT::CacheSetHelper { -public: - APT::PackageSet virtualPkgs; - - virtual pkgCache::VerIterator canNotFindCandidateVer(pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg) { - virtualPkgs.insert(Pkg); - return CacheSetHelper::canNotFindCandidateVer(Cache, Pkg); - } - - virtual pkgCache::VerIterator canNotFindNewestVer(pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg) { - virtualPkgs.insert(Pkg); - return CacheSetHelper::canNotFindNewestVer(Cache, Pkg); - } - - virtual void canNotFindAllVer(APT::VersionContainerInterface * vci, pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg) { - virtualPkgs.insert(Pkg); - CacheSetHelper::canNotFindAllVer(vci, Cache, Pkg); - } - - CacheSetHelperVirtuals(bool const ShowErrors = true, GlobalError::MsgType const &ErrorType = GlobalError::NOTICE) : CacheSetHelper(ShowErrors, ErrorType) {} -}; - /*}}}*/ // LocalitySort - Sort a version list by package file locality /*{{{*/ // --------------------------------------------------------------------- /* */ @@ -396,42 +378,42 @@ bool Dump(CommandLine &Cmd) if (unlikely(Cache == NULL)) return false; - cout << "Using Versioning System: " << Cache->VS->Label << endl; + std::cout << "Using Versioning System: " << Cache->VS->Label << std::endl; for (pkgCache::PkgIterator P = Cache->PkgBegin(); P.end() == false; ++P) { - cout << "Package: " << P.FullName(true) << endl; + std::cout << "Package: " << P.FullName(true) << std::endl; for (pkgCache::VerIterator V = P.VersionList(); V.end() == false; ++V) { - cout << " Version: " << V.VerStr() << endl; - cout << " File: " << V.FileList().File().FileName() << endl; + std::cout << " Version: " << V.VerStr() << std::endl; + std::cout << " File: " << V.FileList().File().FileName() << std::endl; for (pkgCache::DepIterator D = V.DependsList(); D.end() == false; ++D) - cout << " Depends: " << D.TargetPkg().FullName(true) << ' ' << - DeNull(D.TargetVer()) << endl; + std::cout << " Depends: " << D.TargetPkg().FullName(true) << ' ' << + DeNull(D.TargetVer()) << std::endl; for (pkgCache::DescIterator D = V.DescriptionList(); D.end() == false; ++D) { - cout << " Description Language: " << D.LanguageCode() << endl - << " File: " << D.FileList().File().FileName() << endl - << " MD5: " << D.md5() << endl; + std::cout << " Description Language: " << D.LanguageCode() << std::endl + << " File: " << D.FileList().File().FileName() << std::endl + << " MD5: " << D.md5() << std::endl; } } } for (pkgCache::PkgFileIterator F = Cache->FileBegin(); F.end() == false; ++F) { - cout << "File: " << F.FileName() << endl; - cout << " Type: " << F.IndexType() << endl; - cout << " Size: " << F->Size << endl; - cout << " ID: " << F->ID << endl; - cout << " Flags: " << F->Flags << endl; - cout << " Time: " << TimeRFC1123(F->mtime) << endl; - cout << " Archive: " << DeNull(F.Archive()) << endl; - cout << " Component: " << DeNull(F.Component()) << endl; - cout << " Version: " << DeNull(F.Version()) << endl; - cout << " Origin: " << DeNull(F.Origin()) << endl; - cout << " Site: " << DeNull(F.Site()) << endl; - cout << " Label: " << DeNull(F.Label()) << endl; - cout << " Architecture: " << DeNull(F.Architecture()) << endl; + std::cout << "File: " << F.FileName() << std::endl; + std::cout << " Type: " << F.IndexType() << std::endl; + std::cout << " Size: " << F->Size << std::endl; + std::cout << " ID: " << F->ID << std::endl; + std::cout << " Flags: " << F->Flags << std::endl; + std::cout << " Time: " << TimeRFC1123(F->mtime) << std::endl; + std::cout << " Archive: " << DeNull(F.Archive()) << std::endl; + std::cout << " Component: " << DeNull(F.Component()) << std::endl; + std::cout << " Version: " << DeNull(F.Version()) << std::endl; + std::cout << " Origin: " << DeNull(F.Origin()) << std::endl; + std::cout << " Site: " << DeNull(F.Site()) << std::endl; + std::cout << " Label: " << DeNull(F.Label()) << std::endl; + std::cout << " Architecture: " << DeNull(F.Architecture()) << std::endl; } return true; @@ -627,8 +609,7 @@ bool ShowDepends(CommandLine &CmdL, bool const RevDepends) case pkgCache::Dep::Depends: if (!ShowDepends) continue; break; case pkgCache::Dep::Recommends: if (!ShowRecommends) continue; break; case pkgCache::Dep::Suggests: if (!ShowSuggests) continue; break; - case pkgCache::Dep::Replaces: if (!ShowReplaces) continue; break; - case pkgCache::Dep::Conflicts: if (!ShowConflicts) continue; break; + case pkgCache::Dep::Replaces: if (!ShowReplaces) continue; break; case pkgCache::Dep::Conflicts: if (!ShowConflicts) continue; break; case pkgCache::Dep::DpkgBreaks: if (!ShowBreaks) continue; break; case pkgCache::Dep::Enhances: if (!ShowEnhances) continue; break; } @@ -1130,12 +1111,14 @@ bool Dotty(CommandLine &CmdL) static unsigned char const* skipDescriptionFields(unsigned char const * DescP) { + char const * const TagName = "\nDescription"; + size_t const TagLen = strlen(TagName); while ((DescP = (unsigned char*)strchr((char*)DescP, '\n')) != NULL) { if (DescP[1] == ' ') DescP += 2; - else if (strncmp((char*)DescP, "\nDescription", strlen("\nDescription")) == 0) - DescP += strlen("\nDescription"); + else if (strncmp((char*)DescP, TagName, TagLen) == 0) + DescP += TagLen; else break; } @@ -1166,11 +1149,12 @@ bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V) if (PkgF.Open(I.FileName(), FileFd::ReadOnly, FileFd::Extension) == false) return false; - // Read the record - unsigned char *Buffer = new unsigned char[Cache->HeaderP->MaxVerFileSize+1]; - Buffer[V.FileList()->Size] = '\n'; - if (PkgF.Seek(V.FileList()->Offset) == false || - PkgF.Read(Buffer,V.FileList()->Size) == false) + // Read the record (and ensure that it ends with a newline and NUL) + unsigned char *Buffer = new unsigned char[Cache->HeaderP->MaxVerFileSize+2]; + Buffer[Vf->Size] = '\n'; + Buffer[Vf->Size+1] = '\0'; + if (PkgF.Seek(Vf->Offset) == false || + PkgF.Read(Buffer,Vf->Size) == false) { delete [] Buffer; return false; @@ -1181,10 +1165,11 @@ bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V) if (DescP != NULL) ++DescP; else - DescP = Buffer + V.FileList()->Size; + DescP = Buffer + Vf->Size; // Write all but Description - if (fwrite(Buffer,1,DescP - Buffer,stdout) < (size_t)(DescP - Buffer)) + size_t const length = DescP - Buffer; + if (length != 0 && FileFd::Write(STDOUT_FILENO, Buffer, length) == false) { delete [] Buffer; return false; @@ -1211,7 +1196,7 @@ bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V) const unsigned char *End = (unsigned char*)strstr((char*)DescP, "\nDescription"); if (End == NULL) { - End = &Buffer[V.FileList()->Size]; + End = &Buffer[Vf->Size]; DescP = NULL; } else @@ -1220,7 +1205,7 @@ bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V) DescP = skipDescriptionFields(End + strlen("Description")); } size_t const length = End - Start; - if (fwrite(Start, 1, length, stdout) < length) + if (length != 0 && FileFd::Write(STDOUT_FILENO, Start, length) == false) { delete [] Buffer; return false; @@ -1229,12 +1214,11 @@ bool DisplayRecord(pkgCacheFile &CacheFile, pkgCache::VerIterator V) // write a final newline after the last field cout<GetCandidateVer(P); if (V.end() == false) { - DFList[G->ID].Df = V.TranslatedDescription().FileList(); + pkgCache::DescIterator const D = V.TranslatedDescription(); + //FIXME: packages without a description can't be found + if (D.end() == true) + continue; + DFList[G->ID].Df = D.FileList(); DFList[G->ID].ID = G->ID; } @@ -1333,7 +1321,11 @@ bool Search(CommandLine &CmdL) continue; unsigned long id = Prv.OwnerPkg().Group()->ID; - DFList[id].Df = V.TranslatedDescription().FileList(); + pkgCache::DescIterator const D = V.TranslatedDescription(); + //FIXME: packages without a description can't be found + if (D.end() == true) + continue; + DFList[id].Df = D.FileList(); DFList[id].ID = id; size_t const PrvPatternOffset = id * NumPatterns; @@ -1783,38 +1775,10 @@ bool ShowHelp(CommandLine &Cmd) /*}}}*/ int main(int argc,const char *argv[]) /*{{{*/ { - CommandLine::Args Args[] = { - {'h',"help","help",0}, - {'v',"version","version",0}, - {'p',"pkg-cache","Dir::Cache::pkgcache",CommandLine::HasArg}, - {'s',"src-cache","Dir::Cache::srcpkgcache",CommandLine::HasArg}, - {'q',"quiet","quiet",CommandLine::IntLevel}, - {'i',"important","APT::Cache::Important",0}, - {'f',"full","APT::Cache::ShowFull",0}, - {'g',"generate","APT::Cache::Generate",0}, - {'a',"all-versions","APT::Cache::AllVersions",0}, - {'n',"names-only","APT::Cache::NamesOnly",0}, - {0,"all-names","APT::Cache::AllNames",0}, - {0,"recurse","APT::Cache::RecurseDepends",0}, - {'t',"target-release","APT::Default-Release",CommandLine::HasArg}, - {'t',"default-release","APT::Default-Release",CommandLine::HasArg}, - {'c',"config-file",0,CommandLine::ConfigFile}, - {'o',"option",0,CommandLine::ArbItem}, - {0,"installed","APT::Cache::Installed",0}, - {0,"pre-depends","APT::Cache::ShowPre-Depends",0}, - {0,"depends","APT::Cache::ShowDepends",0}, - {0,"recommends","APT::Cache::ShowRecommends",0}, - {0,"suggests","APT::Cache::ShowSuggests",0}, - {0,"replaces","APT::Cache::ShowReplaces",0}, - {0,"breaks","APT::Cache::ShowBreaks",0}, - {0,"conflicts","APT::Cache::ShowConflicts",0}, - {0,"enhances","APT::Cache::ShowEnhances",0}, - {0,0,0,0}}; - CommandLine::Dispatch CmdsA[] = {{"help",&ShowHelp}, + CommandLine::Dispatch Cmds[] = {{"help",&ShowHelp}, {"gencaches",&GenCaches}, {"showsrc",&ShowSrcPackage}, - {0,0}}; - CommandLine::Dispatch CmdsB[] = {{"showpkg",&DumpPackage}, + {"showpkg",&DumpPackage}, {"stats",&Stats}, {"dump",&Dump}, {"dumpavail",&DumpAvail}, @@ -1831,12 +1795,14 @@ int main(int argc,const char *argv[]) /*{{{*/ {"madison",&Madison}, {0,0}}; + std::vector Args = getCommandArgs("apt-cache", CommandLine::GetCommand(Cmds, argc, argv)); + // Set up gettext support setlocale(LC_ALL,""); textdomain(PACKAGE); // Parse the command line and initialize the package library - CommandLine CmdL(Args,_config); + CommandLine CmdL(Args.data(),_config); if (pkgInitConfig(*_config) == false || CmdL.Parse(argc,argv) == false || pkgInitSystem(*_config,_system) == false) @@ -1860,8 +1826,8 @@ int main(int argc,const char *argv[]) /*{{{*/ if (_config->Exists("APT::Cache::Generate") == true) _config->Set("pkgCacheFile::Generate", _config->FindB("APT::Cache::Generate", true)); - if (CmdL.DispatchArg(CmdsA,false) == false && _error->PendingError() == false) - CmdL.DispatchArg(CmdsB); + // Match the operation + CmdL.DispatchArg(Cmds); // Print any errors or warnings found during parsing bool const Errors = _error->PendingError();