X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/9f1f17ccd4f84c23410ae62911c85f5836c3b503..99055353a54094034c8a526aa336cd59a039676c:/apt-pkg/cacheset.cc diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc index 5dbd1a4df..2ed6a96da 100644 --- a/apt-pkg/cacheset.cc +++ b/apt-pkg/cacheset.cc @@ -9,29 +9,116 @@ ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ +#include + #include -#include +#include +#include #include -#include +#include #include +#include +#include +#include +#include +#include +#include +#include -#include - +#include +#include +#include +#include +#include +#include #include -#include +#include /*}}}*/ namespace APT { -// FromRegEx - Return all packages in the cache matching a pattern /*{{{*/ -PackageSet PackageSet::FromRegEx(pkgCacheFile &Cache, std::string pattern, std::ostream &out) { - PackageSet pkgset; +// FromTask - Return all packages in the cache from a specific task /*{{{*/ +bool PackageContainerInterface::FromTask(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper) { + size_t const archfound = pattern.find_last_of(':'); std::string arch = "native"; - static const char * const isregex = ".?+*|[^$"; + if (archfound != std::string::npos) { + arch = pattern.substr(archfound+1); + pattern.erase(archfound); + } + + if (pattern[pattern.length() -1] != '^') + return false; + pattern.erase(pattern.length()-1); + + if (unlikely(Cache.GetPkgCache() == 0 || Cache.GetDepCache() == 0)) + return false; + + bool const wasEmpty = pci->empty(); + if (wasEmpty == true) + pci->setConstructor(TASK); + + // get the records + pkgRecords Recs(Cache); + // build regexp for the task + regex_t Pattern; + char S[300]; + snprintf(S, sizeof(S), "^Task:.*[, ]%s([, ]|$)", pattern.c_str()); + if(regcomp(&Pattern,S, REG_EXTENDED | REG_NOSUB | REG_NEWLINE) != 0) { + _error->Error("Failed to compile task regexp"); + return false; + } + + bool found = false; + for (pkgCache::GrpIterator Grp = Cache->GrpBegin(); Grp.end() == false; ++Grp) { + pkgCache::PkgIterator Pkg = Grp.FindPkg(arch); + if (Pkg.end() == true) + continue; + pkgCache::VerIterator ver = Cache[Pkg].CandidateVerIter(Cache); + if(ver.end() == true) + continue; + + pkgRecords::Parser &parser = Recs.Lookup(ver.FileList()); + 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'; + if (regexec(&Pattern, buf, 0, 0, 0) != 0) + continue; + + pci->insert(Pkg); + helper.showTaskSelection(Pkg, pattern); + found = true; + } + regfree(&Pattern); + + if (found == false) { + helper.canNotFindTask(pci, Cache, pattern); + pci->setConstructor(UNKNOWN); + return false; + } + + if (wasEmpty == false && pci->getConstructor() != UNKNOWN) + pci->setConstructor(UNKNOWN); + + return true; +} + /*}}}*/ +// FromRegEx - Return all packages in the cache matching a pattern /*{{{*/ +bool PackageContainerInterface::FromRegEx(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper) { + static const char * const isregex = ".?+*|[^$"; if (pattern.find_first_of(isregex) == std::string::npos) - return pkgset; + return false; + + bool const wasEmpty = pci->empty(); + if (wasEmpty == true) + pci->setConstructor(REGEX); 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(isregex) == std::string::npos) @@ -40,18 +127,77 @@ PackageSet PackageSet::FromRegEx(pkgCacheFile &Cache, std::string pattern, std:: arch = "native"; } - regex_t Pattern; - int Res; - if ((Res = regcomp(&Pattern, pattern.c_str() , REG_EXTENDED | REG_ICASE | REG_NOSUB)) != 0) { - char Error[300]; - regerror(Res, &Pattern, Error, sizeof(Error)); - _error->Error(_("Regex compilation error - %s"), Error); - return pkgset; + if (unlikely(Cache.GetPkgCache() == 0)) + return false; + + APT::CacheFilter::PackageNameMatchesRegEx regexfilter(pattern); + + bool found = false; + for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp) { + if (regexfilter(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); + helper.showRegExSelection(Pkg, pattern); + found = true; } - for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp) - { - if (regexec(&Pattern, Grp.Name(), 0, 0, 0) != 0) + if (found == false) { + helper.canNotFindRegEx(pci, Cache, pattern); + pci->setConstructor(UNKNOWN); + 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) { @@ -65,141 +211,481 @@ PackageSet PackageSet::FromRegEx(pkgCacheFile &Cache, std::string pattern, std:: continue; } - ioprintf(out, _("Note, selecting %s for regex '%s'\n"), - Pkg.FullName(true).c_str(), pattern.c_str()); + pci->insert(Pkg); +#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) + helper.showFnmatchSelection(Pkg, pattern); +#else + helper.showRegExSelection(Pkg, pattern); +#endif + found = true; + } - pkgset.insert(Pkg); + 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; } - regfree(&Pattern); + if (wasEmpty == false && pci->getConstructor() != UNKNOWN) + pci->setConstructor(UNKNOWN); - return pkgset; + return true; } /*}}}*/ -// FromCommandLine - Return all packages specified on commandline /*{{{*/ -PackageSet PackageSet::FromCommandLine(pkgCacheFile &Cache, const char **cmdline, std::ostream &out) { - PackageSet pkgset; - for (const char **I = cmdline; *I != 0; ++I) { - PackageSet pset = FromString(Cache, *I, out); - pkgset.insert(pset.begin(), pset.end()); +// FromName - Returns the package defined by this string /*{{{*/ +pkgCache::PkgIterator PackageContainerInterface::FromName(pkgCacheFile &Cache, + std::string const &str, CacheSetHelper &helper) { + std::string pkg = str; + size_t archfound = pkg.find_last_of(':'); + std::string arch; + if (archfound != std::string::npos) { + arch = pkg.substr(archfound+1); + pkg.erase(archfound); } - return pkgset; + + if (Cache.GetPkgCache() == 0) + return pkgCache::PkgIterator(Cache, 0); + + pkgCache::PkgIterator Pkg(Cache, 0); + if (arch.empty() == true) { + pkgCache::GrpIterator Grp = Cache.GetPkgCache()->FindGrp(pkg); + if (Grp.end() == false) + Pkg = Grp.FindPreferredPkg(); + } else + Pkg = Cache.GetPkgCache()->FindPkg(pkg, arch); + + if (Pkg.end() == true) + return helper.canNotFindPkgName(Cache, str); + return Pkg; } /*}}}*/ -// FromString - Return all packages matching a specific string /*{{{*/ -PackageSet PackageSet::FromString(pkgCacheFile &Cache, const char * const str, std::ostream &out) { - pkgCache::GrpIterator Grp = Cache.GetPkgCache()->FindGrp(str); +// 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) { - pkgCache::PkgIterator Pkg = Grp.FindPreferredPkg(); - PackageSet pkgset; - pkgset.insert(Pkg); - return pkgset; + 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(); + + 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); + found = false; + } + + if (found == true) + _error->RevertToStack(); + else + _error->MergeWithStack(); + return found; +} + /*}}}*/ +// FromCommandLine - Return all packages specified on commandline /*{{{*/ +bool PackageContainerInterface::FromCommandLine(PackageContainerInterface * const pci, pkgCacheFile &Cache, const char **cmdline, CacheSetHelper &helper) { + bool found = false; + for (const char **I = cmdline; *I != 0; ++I) + found |= PackageContainerInterface::FromString(pci, Cache, *I, helper); + return found; +} + /*}}}*/ +// FromModifierCommandLine - helper doing the work for PKG:GroupedFromCommandLine /*{{{*/ +bool PackageContainerInterface::FromModifierCommandLine(unsigned short &modID, PackageContainerInterface * const pci, + 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) { + size_t const alength = strlen(mod->Alias); + switch(mod->Pos) { + case Modifier::POSTFIX: + if (str.compare(str.length() - alength, alength, + mod->Alias, 0, alength) != 0) + continue; + str.erase(str.length() - alength); + modID = mod->ID; + break; + case Modifier::PREFIX: + continue; + case Modifier::NONE: + continue; + } + modifierPresent = true; + break; } - PackageSet regex = FromRegEx(Cache, str, out); - if (regex.empty() == true) - _error->Warning(_("Unable to locate package %s"), str); - return regex; + if (modifierPresent == true) { + bool const errors = helper.showErrors(false); + pkgCache::PkgIterator Pkg = FromName(Cache, cmdline, helper); + helper.showErrors(errors); + if (Pkg.end() == false) { + pci->insert(Pkg); + modID = fallback; + return true; + } + } + return FromString(pci, Cache, str, helper); +} + /*}}}*/ +// FromModifierCommandLine - helper doing the work for VER:GroupedFromCommandLine /*{{{*/ +bool VersionContainerInterface::FromModifierCommandLine(unsigned short &modID, + VersionContainerInterface * const vci, + pkgCacheFile &Cache, const char * cmdline, + std::list const &mods, + CacheSetHelper &helper) { + Version select = NEWEST; + std::string str = cmdline; + if (unlikely(str.empty() == true)) + return false; + bool modifierPresent = false; + unsigned short fallback = modID; + for (std::list::const_iterator mod = mods.begin(); + mod != mods.end(); ++mod) { + if (modID == fallback && mod->ID == fallback) + select = mod->SelectVersion; + size_t const alength = strlen(mod->Alias); + switch(mod->Pos) { + case Modifier::POSTFIX: + if (str.length() <= alength || + str.compare(str.length() - alength, alength, mod->Alias, 0, alength) != 0) + continue; + str.erase(str.length() - alength); + modID = mod->ID; + select = mod->SelectVersion; + break; + case Modifier::PREFIX: + continue; + case Modifier::NONE: + continue; + } + 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) { + modID = fallback; + return true; + } + } + return FromString(vci, Cache, str, select, helper); } /*}}}*/ // FromCommandLine - Return all versions specified on commandline /*{{{*/ -APT::VersionSet VersionSet::FromCommandLine(pkgCacheFile &Cache, const char **cmdline, - APT::VersionSet::Version const &fallback, std::ostream &out) { - VersionSet verset; - for (const char **I = cmdline; *I != 0; ++I) { - std::string pkg = *I; - std::string ver; - bool verIsRel = false; - size_t const vertag = pkg.find_last_of("/="); - if (vertag != string::npos) { - ver = pkg.substr(vertag+1); - verIsRel = (pkg[vertag] == '/'); - pkg.erase(vertag); +bool VersionContainerInterface::FromCommandLine(VersionContainerInterface * const vci, + pkgCacheFile &Cache, const char **cmdline, + Version const &fallback, CacheSetHelper &helper) { + bool found = false; + for (const char **I = cmdline; *I != 0; ++I) + found |= VersionContainerInterface::FromString(vci, Cache, *I, fallback, helper); + return found; +} + /*}}}*/ +// FromString - Returns all versions spedcified by a string /*{{{*/ +bool VersionContainerInterface::FromString(VersionContainerInterface * const vci, + pkgCacheFile &Cache, std::string pkg, + Version const &fallback, CacheSetHelper &helper, + bool const onlyFromName) { + std::string ver; + bool verIsRel = false; + size_t const vertag = pkg.find_last_of("/="); + if (vertag != std::string::npos) { + ver = pkg.substr(vertag+1); + verIsRel = (pkg[vertag] == '/'); + pkg.erase(vertag); + } + PackageSet pkgset; + if (onlyFromName == false) + PackageContainerInterface::FromString(&pkgset, Cache, pkg, helper); + else { + pkgset.insert(PackageContainerInterface::FromName(Cache, pkg, helper)); + } + + bool errors = true; + if (pkgset.getConstructor() != PackageSet::UNKNOWN) + errors = helper.showErrors(false); + + bool found = false; + for (PackageSet::const_iterator P = pkgset.begin(); + P != pkgset.end(); ++P) { + if (vertag == std::string::npos) { + found |= VersionContainerInterface::FromPackage(vci, Cache, P, fallback, helper); + continue; } - PackageSet pkgset = PackageSet::FromString(Cache, pkg.c_str(), out); - for (PackageSet::const_iterator P = pkgset.begin(); - P != pkgset.end(); ++P) { - if (vertag != string::npos) { - pkgVersionMatch Match(ver, (verIsRel == true ? pkgVersionMatch::Release : - pkgVersionMatch::Version)); - pkgCache::VerIterator V = Match.Find(P); - if (V.end() == true) { - if (verIsRel == true) - _error->Error(_("Release '%s' for '%s' was not found"), - ver.c_str(), P.FullName(true).c_str()); - else - _error->Error(_("Version '%s' for '%s' was not found"), - ver.c_str(), P.FullName(true).c_str()); - continue; - } - if (strcmp(ver.c_str(), V.VerStr()) != 0) - ioprintf(out, _("Selected version %s (%s) for %s\n"), - V.VerStr(), V.RelStr().c_str(), P.FullName(true).c_str()); - verset.insert(V); - } else { - pkgCache::VerIterator V; - switch(fallback) { - case VersionSet::ALL: - for (V = P.VersionList(); V.end() != true; ++V) - verset.insert(V); - break; - case VersionSet::CANDANDINST: - verset.insert(getInstalledVer(Cache, P)); - verset.insert(getCandidateVer(Cache, P)); - break; - case VersionSet::CANDIDATE: - verset.insert(getCandidateVer(Cache, P)); - break; - case VersionSet::INSTALLED: - verset.insert(getInstalledVer(Cache, P)); - break; - case VersionSet::CANDINST: - V = getCandidateVer(Cache, P, true); - if (V.end() == true) - V = getInstalledVer(Cache, P, true); - if (V.end() == false) - verset.insert(V); - else - _error->Error(_("Can't select installed nor candidate version from package %s as it has neither of them"), P.FullName(true).c_str()); - break; - case VersionSet::INSTCAND: - V = getInstalledVer(Cache, P, true); - if (V.end() == true) - V = getCandidateVer(Cache, P, true); - if (V.end() == false) - verset.insert(V); - else - _error->Error(_("Can't select installed nor candidate version from package %s as it has neither of them"), P.FullName(true).c_str()); - break; - case VersionSet::NEWEST: - if (P->VersionList != 0) - verset.insert(P.VersionList()); - else - _error->Error(_("Can't select newest version from package %s as it is purely virtual"), P.FullName(true).c_str()); - break; - } + pkgCache::VerIterator V; + if (ver == "installed") + V = getInstalledVer(Cache, P, helper); + else if (ver == "candidate") + V = getCandidateVer(Cache, P, helper); + else if (ver == "newest") { + if (P->VersionList != 0) + V = P.VersionList(); + else + V = helper.canNotFindNewestVer(Cache, P); + } else { + pkgVersionMatch Match(ver, (verIsRel == true ? pkgVersionMatch::Release : + pkgVersionMatch::Version)); + V = Match.Find(P); + if (V.end() == true) { + if (verIsRel == true) + _error->Error(_("Release '%s' for '%s' was not found"), + ver.c_str(), P.FullName(true).c_str()); + else + _error->Error(_("Version '%s' for '%s' was not found"), + ver.c_str(), P.FullName(true).c_str()); + continue; } } + if (V.end() == true) + continue; + helper.showSelectedVersion(P, V, ver, verIsRel); + vci->insert(V); + found = true; + } + if (pkgset.getConstructor() != PackageSet::UNKNOWN) + helper.showErrors(errors); + return found; +} + /*}}}*/ +// FromPackage - versions from package based on fallback /*{{{*/ +bool VersionContainerInterface::FromPackage(VersionContainerInterface * const vci, + pkgCacheFile &Cache, + pkgCache::PkgIterator const &P, + Version const &fallback, + CacheSetHelper &helper) { + pkgCache::VerIterator V; + bool showErrors; + bool found = false; + switch(fallback) { + case ALL: + if (P->VersionList != 0) + for (V = P.VersionList(); V.end() != true; ++V) + found |= vci->insert(V); + else + helper.canNotFindAllVer(vci, Cache, P); + break; + case CANDANDINST: + found |= vci->insert(getInstalledVer(Cache, P, helper)); + found |= vci->insert(getCandidateVer(Cache, P, helper)); + break; + case CANDIDATE: + found |= vci->insert(getCandidateVer(Cache, P, helper)); + break; + case INSTALLED: + found |= vci->insert(getInstalledVer(Cache, P, helper)); + break; + case CANDINST: + showErrors = helper.showErrors(false); + V = getCandidateVer(Cache, P, helper); + if (V.end() == true) + V = getInstalledVer(Cache, P, helper); + helper.showErrors(showErrors); + if (V.end() == false) + found |= vci->insert(V); + else + helper.canNotFindInstCandVer(vci, Cache, P); + break; + case INSTCAND: + showErrors = helper.showErrors(false); + V = getInstalledVer(Cache, P, helper); + if (V.end() == true) + V = getCandidateVer(Cache, P, helper); + helper.showErrors(showErrors); + if (V.end() == false) + found |= vci->insert(V); + else + helper.canNotFindInstCandVer(vci, Cache, P); + break; + case NEWEST: + if (P->VersionList != 0) + found |= vci->insert(P.VersionList()); + else + helper.canNotFindNewestVer(Cache, P); + break; } - return verset; + return found; } /*}}}*/ // getCandidateVer - Returns the candidate version of the given package /*{{{*/ -pkgCache::VerIterator VersionSet::getCandidateVer(pkgCacheFile &Cache, - pkgCache::PkgIterator const &Pkg, bool const &AllowError) { - if (unlikely(Cache.BuildDepCache() == false)) - return pkgCache::VerIterator(*Cache); - pkgCache::VerIterator Cand = Cache[Pkg].InstVerIter(Cache); - if (AllowError == false && Cand.end() == true) - _error->Error(_("Can't select candidate version from package %s as it has no candidate"), Pkg.FullName(true).c_str()); +pkgCache::VerIterator VersionContainerInterface::getCandidateVer(pkgCacheFile &Cache, + pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper) { + pkgCache::VerIterator Cand; + if (Cache.IsPolicyBuilt() == true || Cache.IsDepCacheBuilt() == false) { + if (unlikely(Cache.GetPolicy() == 0)) + return pkgCache::VerIterator(Cache); + Cand = Cache.GetPolicy()->GetCandidateVer(Pkg); + } else { + Cand = Cache[Pkg].CandidateVerIter(Cache); + } + if (Cand.end() == true) + return helper.canNotFindCandidateVer(Cache, Pkg); return Cand; } /*}}}*/ // getInstalledVer - Returns the installed version of the given package /*{{{*/ -pkgCache::VerIterator VersionSet::getInstalledVer(pkgCacheFile &Cache, - pkgCache::PkgIterator const &Pkg, bool const &AllowError) { - if (AllowError == false && Pkg->CurrentVer == 0) - _error->Error(_("Can't select installed version from package %s as it is not installed"), Pkg.FullName(true).c_str()); +pkgCache::VerIterator VersionContainerInterface::getInstalledVer(pkgCacheFile &Cache, + pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper) { + if (Pkg->CurrentVer == 0) + return helper.canNotFindInstalledVer(Cache, Pkg); return Pkg.CurrentVer(); } /*}}}*/ + +// canNotFindPkgName - handle the case no package has this name /*{{{*/ +pkgCache::PkgIterator CacheSetHelper::canNotFindPkgName(pkgCacheFile &Cache, + std::string const &str) { + if (ShowError == true) + _error->Insert(ErrorType, _("Unable to locate package %s"), str.c_str()); + return pkgCache::PkgIterator(Cache, 0); +} + /*}}}*/ +// canNotFindTask - handle the case no package is found for a task /*{{{*/ +void CacheSetHelper::canNotFindTask(PackageContainerInterface * const /*pci*/, pkgCacheFile &/*Cache*/, std::string pattern) { + if (ShowError == true) + _error->Insert(ErrorType, _("Couldn't find task '%s'"), pattern.c_str()); +} + /*}}}*/ +// canNotFindRegEx - handle the case no package is found by a regex /*{{{*/ +void CacheSetHelper::canNotFindRegEx(PackageContainerInterface * const /*pci*/, pkgCacheFile &/*Cache*/, std::string pattern) { + 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/*{{{*/ +APT_CONST void CacheSetHelper::canNotFindPackage(PackageContainerInterface * const /*pci*/, pkgCacheFile &/*Cache*/, std::string const &/*str*/) { +} + /*}}}*/ +// canNotFindAllVer /*{{{*/ +void CacheSetHelper::canNotFindAllVer(VersionContainerInterface * const /*vci*/, pkgCacheFile &/*Cache*/, + pkgCache::PkgIterator const &Pkg) { + if (ShowError == true) + _error->Insert(ErrorType, _("Can't select versions from package '%s' as it is purely virtual"), Pkg.FullName(true).c_str()); +} + /*}}}*/ +// canNotFindInstCandVer /*{{{*/ +void CacheSetHelper::canNotFindInstCandVer(VersionContainerInterface * const /*vci*/, pkgCacheFile &/*Cache*/, + pkgCache::PkgIterator const &Pkg) { + if (ShowError == true) + _error->Insert(ErrorType, _("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str()); +} + /*}}}*/ +// canNotFindInstCandVer /*{{{*/ +void CacheSetHelper::canNotFindCandInstVer(VersionContainerInterface * const /*vci*/, pkgCacheFile &/*Cache*/, + pkgCache::PkgIterator const &Pkg) { + if (ShowError == true) + _error->Insert(ErrorType, _("Can't select installed nor candidate version from package '%s' as it has neither of them"), Pkg.FullName(true).c_str()); +} + /*}}}*/ +// canNotFindNewestVer /*{{{*/ +pkgCache::VerIterator CacheSetHelper::canNotFindNewestVer(pkgCacheFile &Cache, + pkgCache::PkgIterator const &Pkg) { + if (ShowError == true) + _error->Insert(ErrorType, _("Can't select newest version from package '%s' as it is purely virtual"), Pkg.FullName(true).c_str()); + return pkgCache::VerIterator(Cache, 0); +} + /*}}}*/ +// canNotFindCandidateVer /*{{{*/ +pkgCache::VerIterator CacheSetHelper::canNotFindCandidateVer(pkgCacheFile &Cache, + pkgCache::PkgIterator const &Pkg) { + if (ShowError == true) + _error->Insert(ErrorType, _("Can't select candidate version from package %s as it has no candidate"), Pkg.FullName(true).c_str()); + return pkgCache::VerIterator(Cache, 0); +} + /*}}}*/ +// canNotFindInstalledVer /*{{{*/ +pkgCache::VerIterator CacheSetHelper::canNotFindInstalledVer(pkgCacheFile &Cache, + pkgCache::PkgIterator const &Pkg) { + if (ShowError == true) + _error->Insert(ErrorType, _("Can't select installed version from package %s as it is not installed"), Pkg.FullName(true).c_str()); + return pkgCache::VerIterator(Cache, 0); +} + /*}}}*/ +// showTaskSelection /*{{{*/ +APT_CONST void CacheSetHelper::showTaskSelection(pkgCache::PkgIterator const &/*pkg*/, + std::string const &/*pattern*/) { +} + /*}}}*/ +// showRegExSelection /*{{{*/ +APT_CONST void CacheSetHelper::showRegExSelection(pkgCache::PkgIterator const &/*pkg*/, + std::string const &/*pattern*/) { +} + /*}}}*/ +#if (APT_PKG_MAJOR >= 4 && APT_PKG_MINOR >= 13) +// showFnmatchSelection /*{{{*/ +APT_CONST void CacheSetHelper::showFnmatchSelection(pkgCache::PkgIterator const &pkg, + std::string const &pattern) { +} + /*}}}*/ +#endif +// showSelectedVersion /*{{{*/ +APT_CONST void CacheSetHelper::showSelectedVersion(pkgCache::PkgIterator const &/*Pkg*/, + pkgCache::VerIterator const /*Ver*/, + std::string const &/*ver*/, + bool const /*verIsRel*/) { +} + /*}}}*/ }