X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/e70c1d067335bfa686fa0c6e75e32afb095e1aaa..7e75a619f6d35c492c1341096096432109facfc5:/apt-pkg/cacheset.cc diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc index b892ab4bf..6b6fdb5ad 100644 --- a/apt-pkg/cacheset.cc +++ b/apt-pkg/cacheset.cc @@ -73,6 +73,8 @@ bool PackageContainerInterface::FromTask(PackageContainerInterface * const pci, const char *start, *end; parser.GetRec(start,end); unsigned int const length = end - start; + if (unlikely(length == 0)) + continue; char buf[length]; strncpy(buf, start, length); buf[length-1] = '\0'; @@ -149,6 +151,77 @@ bool PackageContainerInterface::FromRegEx(PackageContainerInterface * const pci, return false; } + if (wasEmpty == false && pci->getConstructor() != UNKNOWN) + pci->setConstructor(UNKNOWN); + + return true; +} + /*}}}*/ +// FromFnmatch - Returns the package defined by this fnmatch /*{{{*/ +bool +PackageContainerInterface::FromFnmatch(PackageContainerInterface * const pci, + pkgCacheFile &Cache, + std::string pattern, + CacheSetHelper &helper) +{ + static const char * const isfnmatch = ".?*[]!"; + if (pattern.find_first_of(isfnmatch) == std::string::npos) + return false; + + bool const wasEmpty = pci->empty(); + if (wasEmpty == true) + pci->setConstructor(FNMATCH); + + size_t archfound = pattern.find_last_of(':'); + std::string arch = "native"; + if (archfound != std::string::npos) { + arch = pattern.substr(archfound+1); + if (arch.find_first_of(isfnmatch) == std::string::npos) + pattern.erase(archfound); + else + arch = "native"; + } + + if (unlikely(Cache.GetPkgCache() == 0)) + return false; + + APT::CacheFilter::PackageNameMatchesFnmatch filter(pattern); + + bool found = false; + for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp) { + if (filter(Grp) == false) + continue; + pkgCache::PkgIterator Pkg = Grp.FindPkg(arch); + if (Pkg.end() == true) { + if (archfound == std::string::npos) { + std::vector archs = APT::Configuration::getArchitectures(); + for (std::vector::const_iterator a = archs.begin(); + a != archs.end() && Pkg.end() != true; ++a) + Pkg = Grp.FindPkg(*a); + } + if (Pkg.end() == true) + continue; + } + + pci->insert(Pkg); +#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) + helper.showFnmatchSelection(Pkg, pattern); +#else + helper.showRegExSelection(Pkg, pattern); +#endif + found = true; + } + + if (found == false) { +#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) + helper.canNotFindFnmatch(pci, Cache, pattern); +#else + helper.canNotFindRegEx(pci, Cache, pattern); +#endif + pci->setConstructor(UNKNOWN); + return false; + } + if (wasEmpty == false && pci->getConstructor() != UNKNOWN) pci->setConstructor(UNKNOWN); @@ -182,15 +255,66 @@ pkgCache::PkgIterator PackageContainerInterface::FromName(pkgCacheFile &Cache, return Pkg; } /*}}}*/ +// FromGroup - Returns the package defined by this string /*{{{*/ +bool PackageContainerInterface::FromGroup(PackageContainerInterface * const pci, pkgCacheFile &Cache, + std::string pkg, CacheSetHelper &helper) { + if (unlikely(Cache.GetPkgCache() == 0)) + return false; + + size_t const archfound = pkg.find_last_of(':'); + std::string arch; + if (archfound != std::string::npos) { + arch = pkg.substr(archfound+1); + pkg.erase(archfound); + if (arch == "all" || arch == "native") + arch = _config->Find("APT::Architecture"); + } + + pkgCache::GrpIterator Grp = Cache.GetPkgCache()->FindGrp(pkg); + if (Grp.end() == false) { + if (arch.empty() == true) { + pkgCache::PkgIterator Pkg = Grp.FindPreferredPkg(); + if (Pkg.end() == false) + { + pci->insert(Pkg); + return true; + } + } else { + bool found = false; + // for 'linux-any' return the first package matching, for 'linux-*' return all matches + bool const isGlobal = arch.find('*') != std::string::npos; + APT::CacheFilter::PackageArchitectureMatchesSpecification pams(arch); + for (pkgCache::PkgIterator Pkg = Grp.PackageList(); Pkg.end() == false; Pkg = Grp.NextPkg(Pkg)) { + if (pams(Pkg) == false) + continue; + pci->insert(Pkg); + found = true; + if (isGlobal == false) + break; + } + if (found == true) + return true; + } + } + + pkgCache::PkgIterator Pkg = helper.canNotFindPkgName(Cache, pkg); + if (Pkg.end() == true) + return false; + + pci->insert(Pkg); + return true; +} + /*}}}*/ // FromString - Return all packages matching a specific string /*{{{*/ bool PackageContainerInterface::FromString(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str, CacheSetHelper &helper) { bool found = true; _error->PushToStack(); - pkgCache::PkgIterator Pkg = FromName(Cache, str, helper); - if (Pkg.end() == false) - pci->insert(Pkg); - else if (FromTask(pci, Cache, str, helper) == false && + if (FromGroup(pci, Cache, str, helper) == false && + FromTask(pci, Cache, str, helper) == false && +#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) + FromFnmatch(pci, Cache, str, helper) == false) +#endif FromRegEx(pci, Cache, str, helper) == false) { helper.canNotFindPackage(pci, Cache, str); @@ -217,6 +341,7 @@ bool PackageContainerInterface::FromModifierCommandLine(unsigned short &modID, P pkgCacheFile &Cache, const char * cmdline, std::list const &mods, CacheSetHelper &helper) { std::string str = cmdline; + unsigned short fallback = modID; bool modifierPresent = false; for (std::list::const_iterator mod = mods.begin(); mod != mods.end(); ++mod) { @@ -243,6 +368,7 @@ bool PackageContainerInterface::FromModifierCommandLine(unsigned short &modID, P helper.showErrors(errors); if (Pkg.end() == false) { pci->insert(Pkg); + modID = fallback; return true; } } @@ -281,13 +407,14 @@ bool VersionContainerInterface::FromModifierCommandLine(unsigned short &modID, modifierPresent = true; break; } - if (modifierPresent == true) { bool const errors = helper.showErrors(false); bool const found = VersionContainerInterface::FromString(vci, Cache, cmdline, select, helper, true); helper.showErrors(errors); - if (found == true) + if (found == true) { + modID = fallback; return true; + } } return FromString(vci, Cache, str, select, helper); } @@ -471,7 +598,13 @@ void CacheSetHelper::canNotFindRegEx(PackageContainerInterface * const pci, pkgC if (ShowError == true) _error->Insert(ErrorType, _("Couldn't find any package by regex '%s'"), pattern.c_str()); } - /*}}}*/ +#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) +// canNotFindFnmatch - handle the case no package is found by a fnmatch /*{{{*/ +void CacheSetHelper::canNotFindFnmatch(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern) { + if (ShowError == true) + _error->Insert(ErrorType, _("Couldn't find any package by glob '%s'"), pattern.c_str()); +} +#endif /*}}}*/ // canNotFindPackage - handle the case no package is found from a string/*{{{*/ void CacheSetHelper::canNotFindPackage(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str) { } @@ -531,6 +664,13 @@ void CacheSetHelper::showRegExSelection(pkgCache::PkgIterator const &pkg, std::string const &pattern) { } /*}}}*/ +#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) +// showFnmatchSelection /*{{{*/ +void CacheSetHelper::showFnmatchSelection(pkgCache::PkgIterator const &pkg, + std::string const &pattern) { +} + /*}}}*/ +#endif // showSelectedVersion /*{{{*/ void CacheSetHelper::showSelectedVersion(pkgCache::PkgIterator const &Pkg, pkgCache::VerIterator const Ver,