From 15fc8636b3e48eab5f3bc6f2e8c61c0409246909 Mon Sep 17 00:00:00 2001 From: David Kalnischkies Date: Wed, 9 Nov 2011 17:22:57 +0100 Subject: * apt-pkg/cacheset.cc: - make the cachesets real containers which can embedding any container to be able to use the same interface regardless of set or list usage --- apt-pkg/cacheset.cc | 381 ++++++++++++++++++++------------------ apt-pkg/cacheset.h | 524 ++++++++++++++++++++++++++++++++++------------------ apt-pkg/edsp.h | 4 +- 3 files changed, 548 insertions(+), 361 deletions(-) (limited to 'apt-pkg') diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc index 6b95eab70..b892ab4bf 100644 --- a/apt-pkg/cacheset.cc +++ b/apt-pkg/cacheset.cc @@ -29,7 +29,7 @@ /*}}}*/ namespace APT { // FromTask - Return all packages in the cache from a specific task /*{{{*/ -PackageSet PackageSet::FromTask(pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper) { +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"; if (archfound != std::string::npos) { @@ -38,13 +38,16 @@ PackageSet PackageSet::FromTask(pkgCacheFile &Cache, std::string pattern, CacheS } if (pattern[pattern.length() -1] != '^') - return APT::PackageSet(TASK); + return false; pattern.erase(pattern.length()-1); if (unlikely(Cache.GetPkgCache() == 0 || Cache.GetDepCache() == 0)) - return APT::PackageSet(TASK); + return false; + + bool const wasEmpty = pci->empty(); + if (wasEmpty == true) + pci->setConstructor(TASK); - PackageSet pkgset(TASK); // get the records pkgRecords Recs(Cache); @@ -54,9 +57,10 @@ PackageSet PackageSet::FromTask(pkgCacheFile &Cache, std::string pattern, CacheS snprintf(S, sizeof(S), "^Task:.*[, ]%s([, ]|$)", pattern.c_str()); if(regcomp(&Pattern,S, REG_EXTENDED | REG_NOSUB | REG_NEWLINE) != 0) { _error->Error("Failed to compile task regexp"); - return pkgset; + return false; } + bool found = false; for (pkgCache::GrpIterator Grp = Cache->GrpBegin(); Grp.end() == false; ++Grp) { pkgCache::PkgIterator Pkg = Grp.FindPkg(arch); if (Pkg.end() == true) @@ -75,22 +79,33 @@ PackageSet PackageSet::FromTask(pkgCacheFile &Cache, std::string pattern, CacheS if (regexec(&Pattern, buf, 0, 0, 0) != 0) continue; - pkgset.insert(Pkg); + pci->insert(Pkg); + helper.showTaskSelection(Pkg, pattern); + found = true; } regfree(&Pattern); - if (pkgset.empty() == true) - return helper.canNotFindTask(Cache, pattern); + if (found == false) { + helper.canNotFindTask(pci, Cache, pattern); + pci->setConstructor(UNKNOWN); + return false; + } + + if (wasEmpty == false && pci->getConstructor() != UNKNOWN) + pci->setConstructor(UNKNOWN); - helper.showTaskSelection(pkgset, pattern); - return pkgset; + return true; } /*}}}*/ // FromRegEx - Return all packages in the cache matching a pattern /*{{{*/ -PackageSet PackageSet::FromRegEx(pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper) { +bool PackageContainerInterface::FromRegEx(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper) { static const char * const isregex = ".?+*|[^$"; if (pattern.find_first_of(isregex) == std::string::npos) - return PackageSet(REGEX); + return false; + + bool const wasEmpty = pci->empty(); + if (wasEmpty == true) + pci->setConstructor(REGEX); size_t archfound = pattern.find_last_of(':'); std::string arch = "native"; @@ -103,11 +118,11 @@ PackageSet PackageSet::FromRegEx(pkgCacheFile &Cache, std::string pattern, Cache } if (unlikely(Cache.GetPkgCache() == 0)) - return PackageSet(REGEX); + return false; APT::CacheFilter::PackageNameMatchesRegEx regexfilter(pattern); - PackageSet pkgset(REGEX); + bool found = false; for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp) { if (regexfilter(Grp) == false) continue; @@ -123,18 +138,25 @@ PackageSet PackageSet::FromRegEx(pkgCacheFile &Cache, std::string pattern, Cache continue; } - pkgset.insert(Pkg); + pci->insert(Pkg); + helper.showRegExSelection(Pkg, pattern); + found = true; } - if (pkgset.empty() == true) - return helper.canNotFindRegEx(Cache, pattern); + if (found == false) { + helper.canNotFindRegEx(pci, Cache, pattern); + pci->setConstructor(UNKNOWN); + return false; + } + + if (wasEmpty == false && pci->getConstructor() != UNKNOWN) + pci->setConstructor(UNKNOWN); - helper.showRegExSelection(pkgset, pattern); - return pkgset; + return true; } /*}}}*/ // FromName - Returns the package defined by this string /*{{{*/ -pkgCache::PkgIterator PackageSet::FromName(pkgCacheFile &Cache, +pkgCache::PkgIterator PackageContainerInterface::FromName(pkgCacheFile &Cache, std::string const &str, CacheSetHelper &helper) { std::string pkg = str; size_t archfound = pkg.find_last_of(':'); @@ -160,144 +182,131 @@ pkgCache::PkgIterator PackageSet::FromName(pkgCacheFile &Cache, return Pkg; } /*}}}*/ -// GroupedFromCommandLine - Return all versions specified on commandline/*{{{*/ -std::map PackageSet::GroupedFromCommandLine( - pkgCacheFile &Cache, const char **cmdline, - std::list const &mods, - unsigned short const &fallback, CacheSetHelper &helper) { - std::map pkgsets; - for (const char **I = cmdline; *I != 0; ++I) { - unsigned short modID = fallback; - std::string str = *I; - 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 PackageSet::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 PackageSet::Modifier::PREFIX: - continue; - case PackageSet::Modifier::NONE: - continue; - } - modifierPresent = true; - break; - } - if (modifierPresent == true) { - bool const errors = helper.showErrors(false); - pkgCache::PkgIterator Pkg = FromName(Cache, *I, helper); - helper.showErrors(errors); - if (Pkg.end() == false) { - pkgsets[fallback].insert(Pkg); - continue; - } - } - pkgsets[modID].insert(PackageSet::FromString(Cache, str, helper)); - } - return pkgsets; -} - /*}}}*/ -// FromCommandLine - Return all packages specified on commandline /*{{{*/ -PackageSet PackageSet::FromCommandLine(pkgCacheFile &Cache, const char **cmdline, CacheSetHelper &helper) { - PackageSet pkgset; - for (const char **I = cmdline; *I != 0; ++I) { - PackageSet pset = FromString(Cache, *I, helper); - pkgset.insert(pset.begin(), pset.end()); - } - return pkgset; -} - /*}}}*/ // FromString - Return all packages matching a specific string /*{{{*/ -PackageSet PackageSet::FromString(pkgCacheFile &Cache, std::string const &str, CacheSetHelper &helper) { +bool PackageContainerInterface::FromString(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str, CacheSetHelper &helper) { + bool found = true; _error->PushToStack(); - PackageSet pkgset; pkgCache::PkgIterator Pkg = FromName(Cache, str, helper); if (Pkg.end() == false) - pkgset.insert(Pkg); - else { - pkgset = FromTask(Cache, str, helper); - if (pkgset.empty() == true) { - pkgset = FromRegEx(Cache, str, helper); - if (pkgset.empty() == true) - pkgset = helper.canNotFindPackage(Cache, str); - } + pci->insert(Pkg); + else if (FromTask(pci, Cache, str, helper) == false && + FromRegEx(pci, Cache, str, helper) == false) + { + helper.canNotFindPackage(pci, Cache, str); + found = false; } - if (pkgset.empty() == false) + if (found == true) _error->RevertToStack(); else _error->MergeWithStack(); - return pkgset; + return found; } /*}}}*/ -// GroupedFromCommandLine - Return all versions specified on commandline/*{{{*/ -std::map VersionSet::GroupedFromCommandLine( - pkgCacheFile &Cache, const char **cmdline, - std::list const &mods, - unsigned short const &fallback, CacheSetHelper &helper) { - std::map versets; - for (const char **I = cmdline; *I != 0; ++I) { - unsigned short modID = fallback; - VersionSet::Version select = VersionSet::NEWEST; - std::string str = *I; - bool modifierPresent = false; - 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 VersionSet::Modifier::POSTFIX: - if (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 VersionSet::Modifier::PREFIX: - continue; - case VersionSet::Modifier::NONE: +// 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; + 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; - } - modifierPresent = true; + str.erase(str.length() - alength); + modID = mod->ID; break; + case Modifier::PREFIX: + continue; + case Modifier::NONE: + continue; } - - if (modifierPresent == true) { - bool const errors = helper.showErrors(false); - VersionSet const vset = VersionSet::FromString(Cache, std::string(*I), select, helper, true); - helper.showErrors(errors); - if (vset.empty() == false) { - versets[fallback].insert(vset); + modifierPresent = true; + break; + } + 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); + 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; + 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.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; } - versets[modID].insert(VersionSet::FromString(Cache, str, select , helper)); + modifierPresent = true; + break; } - return versets; + + 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) + 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, CacheSetHelper &helper) { - VersionSet verset; +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) - verset.insert(VersionSet::FromString(Cache, *I, fallback, helper)); - return verset; + found |= VersionContainerInterface::FromString(vci, Cache, *I, fallback, helper); + return found; } /*}}}*/ // FromString - Returns all versions spedcified by a string /*{{{*/ -APT::VersionSet VersionSet::FromString(pkgCacheFile &Cache, std::string pkg, - APT::VersionSet::Version const &fallback, CacheSetHelper &helper, - bool const &onlyFromName) { +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("/="); @@ -308,19 +317,20 @@ APT::VersionSet VersionSet::FromString(pkgCacheFile &Cache, std::string pkg, } PackageSet pkgset; if (onlyFromName == false) - pkgset = PackageSet::FromString(Cache, pkg, helper); + PackageContainerInterface::FromString(&pkgset, Cache, pkg, helper); else { - pkgset.insert(PackageSet::FromName(Cache, pkg, helper)); + pkgset.insert(PackageContainerInterface::FromName(Cache, pkg, helper)); } - VersionSet verset; 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) { - verset.insert(VersionSet::FromPackage(Cache, P, fallback, helper)); + found |= VersionContainerInterface::FromPackage(vci, Cache, P, fallback, helper); continue; } pkgCache::VerIterator V; @@ -350,75 +360,78 @@ APT::VersionSet VersionSet::FromString(pkgCacheFile &Cache, std::string pkg, if (V.end() == true) continue; helper.showSelectedVersion(P, V, ver, verIsRel); - verset.insert(V); + vci->insert(V); + found = true; } if (pkgset.getConstructor() != PackageSet::UNKNOWN) helper.showErrors(errors); - return verset; + return found; } /*}}}*/ // FromPackage - versions from package based on fallback /*{{{*/ -VersionSet VersionSet::FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P, - VersionSet::Version const &fallback, CacheSetHelper &helper) { - VersionSet verset; +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 VersionSet::ALL: + case ALL: if (P->VersionList != 0) for (V = P.VersionList(); V.end() != true; ++V) - verset.insert(V); + found |= vci->insert(V); else - verset.insert(helper.canNotFindAllVer(Cache, P)); + helper.canNotFindAllVer(vci, Cache, P); break; - case VersionSet::CANDANDINST: - verset.insert(getInstalledVer(Cache, P, helper)); - verset.insert(getCandidateVer(Cache, P, helper)); + case CANDANDINST: + found |= vci->insert(getInstalledVer(Cache, P, helper)); + found |= vci->insert(getCandidateVer(Cache, P, helper)); break; - case VersionSet::CANDIDATE: - verset.insert(getCandidateVer(Cache, P, helper)); + case CANDIDATE: + found |= vci->insert(getCandidateVer(Cache, P, helper)); break; - case VersionSet::INSTALLED: - verset.insert(getInstalledVer(Cache, P, helper)); + case INSTALLED: + found |= vci->insert(getInstalledVer(Cache, P, helper)); break; - case VersionSet::CANDINST: + 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) - verset.insert(V); + found |= vci->insert(V); else - verset.insert(helper.canNotFindInstCandVer(Cache, P)); + helper.canNotFindInstCandVer(vci, Cache, P); break; - case VersionSet::INSTCAND: + 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) - verset.insert(V); + found |= vci->insert(V); else - verset.insert(helper.canNotFindInstCandVer(Cache, P)); + helper.canNotFindInstCandVer(vci, Cache, P); break; - case VersionSet::NEWEST: + case NEWEST: if (P->VersionList != 0) - verset.insert(P.VersionList()); + found |= vci->insert(P.VersionList()); else - verset.insert(helper.canNotFindNewestVer(Cache, P)); + 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::VerIterator VersionContainerInterface::getCandidateVer(pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper) { pkgCache::VerIterator Cand; - if (Cache.IsPolicyBuilt() == true || Cache.IsDepCacheBuilt() == false) - { + if (Cache.IsPolicyBuilt() == true || Cache.IsDepCacheBuilt() == false) { if (unlikely(Cache.GetPolicy() == 0)) return pkgCache::VerIterator(Cache); Cand = Cache.GetPolicy()->GetCandidateVer(Pkg); @@ -431,13 +444,14 @@ pkgCache::VerIterator VersionSet::getCandidateVer(pkgCacheFile &Cache, } /*}}}*/ // getInstalledVer - Returns the installed version of the given package /*{{{*/ -pkgCache::VerIterator VersionSet::getInstalledVer(pkgCacheFile &Cache, +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) { @@ -447,46 +461,40 @@ pkgCache::PkgIterator CacheSetHelper::canNotFindPkgName(pkgCacheFile &Cache, } /*}}}*/ // canNotFindTask - handle the case no package is found for a task /*{{{*/ -PackageSet CacheSetHelper::canNotFindTask(pkgCacheFile &Cache, std::string pattern) { +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()); - return PackageSet(); } /*}}}*/ // canNotFindRegEx - handle the case no package is found by a regex /*{{{*/ -PackageSet CacheSetHelper::canNotFindRegEx(pkgCacheFile &Cache, std::string pattern) { +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()); - return PackageSet(); } /*}}}*/ // canNotFindPackage - handle the case no package is found from a string/*{{{*/ -PackageSet CacheSetHelper::canNotFindPackage(pkgCacheFile &Cache, std::string const &str) { - return PackageSet(); +void CacheSetHelper::canNotFindPackage(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str) { } /*}}}*/ // canNotFindAllVer /*{{{*/ -VersionSet CacheSetHelper::canNotFindAllVer(pkgCacheFile &Cache, +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()); - return VersionSet(); } /*}}}*/ // canNotFindInstCandVer /*{{{*/ -VersionSet CacheSetHelper::canNotFindInstCandVer(pkgCacheFile &Cache, +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()); - return VersionSet(); } /*}}}*/ // canNotFindInstCandVer /*{{{*/ -VersionSet CacheSetHelper::canNotFindCandInstVer(pkgCacheFile &Cache, +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()); - return VersionSet(); } /*}}}*/ // canNotFindNewestVer /*{{{*/ @@ -513,4 +521,21 @@ pkgCache::VerIterator CacheSetHelper::canNotFindInstalledVer(pkgCacheFile &Cache return pkgCache::VerIterator(Cache, 0); } /*}}}*/ +// showTaskSelection /*{{{*/ +void CacheSetHelper::showTaskSelection(pkgCache::PkgIterator const &pkg, + std::string const &pattern) { +} + /*}}}*/ +// showRegExSelection /*{{{*/ +void CacheSetHelper::showRegExSelection(pkgCache::PkgIterator const &pkg, + std::string const &pattern) { +} + /*}}}*/ +// showSelectedVersion /*{{{*/ +void CacheSetHelper::showSelectedVersion(pkgCache::PkgIterator const &Pkg, + pkgCache::VerIterator const Ver, + std::string const &ver, + bool const verIsRel) { +} + /*}}}*/ } diff --git a/apt-pkg/cacheset.h b/apt-pkg/cacheset.h index 3b1118bdc..411b31513 100644 --- a/apt-pkg/cacheset.h +++ b/apt-pkg/cacheset.h @@ -15,6 +15,7 @@ #include #include #include +#include #include #include @@ -23,8 +24,9 @@ class pkgCacheFile; namespace APT { -class PackageSet; -class VersionSet; +class PackageContainerInterface; +class VersionContainerInterface; + class CacheSetHelper { /*{{{*/ /** \class APT::CacheSetHelper Simple base class with a lot of virtual methods which can be overridden @@ -35,25 +37,28 @@ class CacheSetHelper { /*{{{*/ printed out. */ public: /*{{{*/ - CacheSetHelper(bool const &ShowError = true, + CacheSetHelper(bool const ShowError = true, GlobalError::MsgType ErrorType = GlobalError::ERROR) : ShowError(ShowError), ErrorType(ErrorType) {}; virtual ~CacheSetHelper() {}; - virtual void showTaskSelection(PackageSet const &pkgset, std::string const &pattern) {}; - virtual void showRegExSelection(PackageSet const &pkgset, std::string const &pattern) {}; + virtual void showTaskSelection(pkgCache::PkgIterator const &pkg, std::string const &pattern); + virtual void showRegExSelection(pkgCache::PkgIterator const &pkg, std::string const &pattern); virtual void showSelectedVersion(pkgCache::PkgIterator const &Pkg, pkgCache::VerIterator const Ver, - std::string const &ver, bool const &verIsRel) {}; + std::string const &ver, bool const verIsRel); - virtual pkgCache::PkgIterator canNotFindPkgName(pkgCacheFile &Cache, std::string const &str); - virtual PackageSet canNotFindTask(pkgCacheFile &Cache, std::string pattern); - virtual PackageSet canNotFindRegEx(pkgCacheFile &Cache, std::string pattern); - virtual PackageSet canNotFindPackage(pkgCacheFile &Cache, std::string const &str); - virtual VersionSet canNotFindAllVer(pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg); - virtual VersionSet canNotFindInstCandVer(pkgCacheFile &Cache, + virtual void canNotFindTask(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern); + virtual void canNotFindRegEx(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern); + virtual void canNotFindPackage(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str); + + virtual void canNotFindAllVer(VersionContainerInterface * const vci, pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg); + virtual void canNotFindInstCandVer(VersionContainerInterface * const vci, pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg); - virtual VersionSet canNotFindCandInstVer(pkgCacheFile &Cache, + virtual void canNotFindCandInstVer(VersionContainerInterface * const vci, + pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg); + + virtual pkgCache::PkgIterator canNotFindPkgName(pkgCacheFile &Cache, std::string const &str); virtual pkgCache::VerIterator canNotFindNewestVer(pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg); virtual pkgCache::VerIterator canNotFindCandidateVer(pkgCacheFile &Cache, @@ -62,7 +67,7 @@ public: /*{{{*/ pkgCache::PkgIterator const &Pkg); bool showErrors() const { return ShowError; }; - bool showErrors(bool const &newValue) { if (ShowError == newValue) return ShowError; else return ((ShowError = newValue) == false); }; + bool showErrors(bool const newValue) { if (ShowError == newValue) return ShowError; else return ((ShowError = newValue) == false); }; GlobalError::MsgType errorType() const { return ErrorType; }; GlobalError::MsgType errorType(GlobalError::MsgType const &newValue) { @@ -79,53 +84,117 @@ protected: bool ShowError; GlobalError::MsgType ErrorType; }; /*}}}*/ -class PackageSet : public std::set { /*{{{*/ -/** \class APT::PackageSet - - Simple wrapper around a std::set to provide a similar interface to - a set of packages as to the complete set of all packages in the - pkgCache. */ -public: /*{{{*/ - /** \brief smell like a pkgCache::PkgIterator */ - class const_iterator : public std::set::const_iterator {/*{{{*/ +class PackageContainerInterface { /*{{{*/ +/** \class PackageContainerInterface + + * Interface ensuring that all operations can be executed on the yet to + * define concrete PackageContainer - access to all methods is possible, + * but in general the wrappers provided by the PackageContainer template + * are nicer to use. + + * This class mostly protects use from the need to write all implementation + * of the methods working on containers in the template */ +public: + class const_iterator { /*{{{*/ public: - const_iterator(std::set::const_iterator x) : - std::set::const_iterator(x) {} - - operator pkgCache::PkgIterator(void) { return **this; } - - inline const char *Name() const {return (**this).Name(); } - inline std::string FullName(bool const &Pretty) const { return (**this).FullName(Pretty); } - inline std::string FullName() const { return (**this).FullName(); } - inline const char *Section() const {return (**this).Section(); } - inline bool Purge() const {return (**this).Purge(); } - inline const char *Arch() const {return (**this).Arch(); } - inline pkgCache::GrpIterator Group() const { return (**this).Group(); } - inline pkgCache::VerIterator VersionList() const { return (**this).VersionList(); } - inline pkgCache::VerIterator CurrentVer() const { return (**this).CurrentVer(); } - inline pkgCache::DepIterator RevDependsList() const { return (**this).RevDependsList(); } - inline pkgCache::PrvIterator ProvidesList() const { return (**this).ProvidesList(); } - inline pkgCache::PkgIterator::OkState State() const { return (**this).State(); } - inline const char *CandVersion() const { return (**this).CandVersion(); } - inline const char *CurVersion() const { return (**this).CurVersion(); } - inline pkgCache *Cache() const { return (**this).Cache(); }; - inline unsigned long Index() const {return (**this).Index();}; + virtual pkgCache::PkgIterator getPkg() const = 0; + operator pkgCache::PkgIterator(void) const { return getPkg(); } + + inline const char *Name() const {return getPkg().Name(); } + inline std::string FullName(bool const Pretty) const { return getPkg().FullName(Pretty); } + inline std::string FullName() const { return getPkg().FullName(); } + inline const char *Section() const {return getPkg().Section(); } + inline bool Purge() const {return getPkg().Purge(); } + inline const char *Arch() const {return getPkg().Arch(); } + inline pkgCache::GrpIterator Group() const { return getPkg().Group(); } + inline pkgCache::VerIterator VersionList() const { return getPkg().VersionList(); } + inline pkgCache::VerIterator CurrentVer() const { return getPkg().CurrentVer(); } + inline pkgCache::DepIterator RevDependsList() const { return getPkg().RevDependsList(); } + inline pkgCache::PrvIterator ProvidesList() const { return getPkg().ProvidesList(); } + inline pkgCache::PkgIterator::OkState State() const { return getPkg().State(); } + inline const char *CandVersion() const { return getPkg().CandVersion(); } + inline const char *CurVersion() const { return getPkg().CurVersion(); } + inline pkgCache *Cache() const { return getPkg().Cache(); }; + inline unsigned long Index() const {return getPkg().Index();}; // we have only valid iterators here inline bool end() const { return false; }; - friend std::ostream& operator<<(std::ostream& out, const_iterator i) { return operator<<(out, (*i)); } + inline pkgCache::Package const * operator->() const {return &*getPkg();}; + }; + /*}}}*/ + + virtual bool insert(pkgCache::PkgIterator const &P) = 0; + virtual bool empty() const = 0; + virtual void clear() = 0; + + enum Constructor { UNKNOWN, REGEX, TASK }; + virtual void setConstructor(Constructor const &con) = 0; + virtual Constructor getConstructor() const = 0; + + static bool FromTask(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper); + static bool FromRegEx(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper); + static pkgCache::PkgIterator FromName(pkgCacheFile &Cache, std::string const &pattern, CacheSetHelper &helper); + static bool FromString(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &pattern, CacheSetHelper &helper); + static bool FromCommandLine(PackageContainerInterface * const pci, pkgCacheFile &Cache, const char **cmdline, CacheSetHelper &helper); + + struct Modifier { + enum Position { NONE, PREFIX, POSTFIX }; + unsigned short ID; + const char * const Alias; + Position Pos; + Modifier (unsigned short const &id, const char * const alias, Position const &pos) : ID(id), Alias(alias), Pos(pos) {}; + }; + + static bool FromModifierCommandLine(unsigned short &modID, PackageContainerInterface * const pci, + pkgCacheFile &Cache, const char * cmdline, + std::list const &mods, CacheSetHelper &helper); +}; + /*}}}*/ +template class PackageContainer : public PackageContainerInterface {/*{{{*/ +/** \class APT::PackageContainer - inline pkgCache::Package const * operator->() const { - return &***this; - }; + Simple wrapper around a container class like std::set to provide a similar + interface to a set of packages as to the complete set of all packages in the + pkgCache. */ + Container _cont; +public: /*{{{*/ + /** \brief smell like a pkgCache::PkgIterator */ + class const_iterator : public PackageContainerInterface::const_iterator, + public std::iterator {/*{{{*/ + typename Container::const_iterator _iter; + public: + const_iterator(typename Container::const_iterator i) : _iter(i) {} + pkgCache::PkgIterator getPkg(void) const { return *_iter; } + inline pkgCache::PkgIterator operator*(void) const { return *_iter; }; + operator typename Container::const_iterator(void) const { return _iter; } + inline void operator++(void) { ++_iter; }; + inline bool operator!=(const_iterator const &i) const { return _iter != i._iter; }; + inline bool operator==(const_iterator const &i) const { return _iter == i._iter; }; + friend std::ostream& operator<<(std::ostream& out, const_iterator i) { return operator<<(out, *i); } }; - // 103. set::iterator is required to be modifiable, but this allows modification of keys - typedef APT::PackageSet::const_iterator iterator; + // we are not going to allow modify our pkgiterators (it doesn't make sense)… + typedef APT::PackageContainer::const_iterator iterator; /*}}}*/ - using std::set::insert; - inline void insert(pkgCache::PkgIterator const &P) { if (P.end() == false) std::set::insert(P); }; - inline void insert(PackageSet const &pkgset) { insert(pkgset.begin(), pkgset.end()); }; + bool insert(pkgCache::PkgIterator const &P) { if (P.end() == true) return false; _cont.insert(P); return true; }; + template void insert(PackageContainer const &pkgcont) { _cont.insert((typename Cont::const_iterator)pkgcont.begin(), (typename Cont::const_iterator)pkgcont.end()); }; + void insert(const_iterator begin, const_iterator end) { _cont.insert(begin, end); }; + bool empty() const { return _cont.empty(); }; + void clear() { return _cont.clear(); }; + void erase(iterator position) { _cont.erase((typename Container::const_iterator)position); }; + size_t erase(const pkgCache::PkgIterator x) { return _cont.erase(x); }; + void erase(iterator first, iterator last) { _cont.erase(first, last); }; + size_t size() const { return _cont.size(); }; + + const_iterator begin() const { return const_iterator(_cont.begin()); }; + const_iterator end() const { return const_iterator(_cont.end()); }; + const_iterator find(pkgCache::PkgIterator const &P) const { return const_iterator(_cont.find(P)); }; + + void setConstructor(Constructor const &by) { ConstructedBy = by; }; + Constructor getConstructor() const { return ConstructedBy; }; + + PackageContainer() : ConstructedBy(UNKNOWN) {}; + PackageContainer(Constructor const &by) : ConstructedBy(by) {}; /** \brief returns all packages in the cache who belong to the given task @@ -135,8 +204,12 @@ public: /*{{{*/ \param Cache the packages are in \param pattern name of the task \param helper responsible for error and message handling */ - static APT::PackageSet FromTask(pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper); - static APT::PackageSet FromTask(pkgCacheFile &Cache, std::string const &pattern) { + static PackageContainer FromTask(pkgCacheFile &Cache, std::string const &pattern, CacheSetHelper &helper) { + PackageContainer cont(TASK); + PackageContainerInterface::FromTask(&cont, Cache, pattern, helper); + return cont; + } + static PackageContainer FromTask(pkgCacheFile &Cache, std::string const &pattern) { CacheSetHelper helper; return FromTask(Cache, pattern, helper); } @@ -149,32 +222,43 @@ public: /*{{{*/ \param Cache the packages are in \param pattern regular expression for package names \param helper responsible for error and message handling */ - static APT::PackageSet FromRegEx(pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper); - static APT::PackageSet FromRegEx(pkgCacheFile &Cache, std::string const &pattern) { + static PackageContainer FromRegEx(pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper) { + PackageContainer cont(REGEX); + PackageContainerInterface::FromRegEx(&cont, Cache, pattern, helper); + return cont; + } + + static PackageContainer FromRegEx(pkgCacheFile &Cache, std::string const &pattern) { CacheSetHelper helper; return FromRegEx(Cache, pattern, helper); } - /** \brief returns all packages specified by a string + /** \brief returns a package specified by a string - \param Cache the packages are in - \param string String the package name(s) should be extracted from + \param Cache the package is in + \param pattern String the package name should be extracted from \param helper responsible for error and message handling */ - static APT::PackageSet FromString(pkgCacheFile &Cache, std::string const &string, CacheSetHelper &helper); - static APT::PackageSet FromString(pkgCacheFile &Cache, std::string const &string) { + static pkgCache::PkgIterator FromName(pkgCacheFile &Cache, std::string const &pattern, CacheSetHelper &helper) { + return PackageContainerInterface::FromName(Cache, pattern, helper); + } + static pkgCache::PkgIterator FromName(pkgCacheFile &Cache, std::string const &pattern) { CacheSetHelper helper; - return FromString(Cache, string, helper); + return PackageContainerInterface::FromName(Cache, pattern, helper); } - /** \brief returns a package specified by a string + /** \brief returns all packages specified by a string - \param Cache the package is in - \param string String the package name should be extracted from + \param Cache the packages are in + \param pattern String the package name(s) should be extracted from \param helper responsible for error and message handling */ - static pkgCache::PkgIterator FromName(pkgCacheFile &Cache, std::string const &string, CacheSetHelper &helper); - static pkgCache::PkgIterator FromName(pkgCacheFile &Cache, std::string const &string) { + static PackageContainer FromString(pkgCacheFile &Cache, std::string const &pattern, CacheSetHelper &helper) { + PackageContainer cont; + PackageContainerInterface::FromString(&cont, Cache, pattern, helper); + return cont; + } + static PackageContainer FromString(pkgCacheFile &Cache, std::string const &pattern) { CacheSetHelper helper; - return FromName(Cache, string, helper); + return FromString(Cache, pattern, helper); } /** \brief returns all packages specified on the commandline @@ -184,20 +268,16 @@ public: /*{{{*/ \param Cache the packages are in \param cmdline Command line the package names should be extracted from \param helper responsible for error and message handling */ - static APT::PackageSet FromCommandLine(pkgCacheFile &Cache, const char **cmdline, CacheSetHelper &helper); - static APT::PackageSet FromCommandLine(pkgCacheFile &Cache, const char **cmdline) { + static PackageContainer FromCommandLine(pkgCacheFile &Cache, const char **cmdline, CacheSetHelper &helper) { + PackageContainer cont; + PackageContainerInterface::FromCommandLine(&cont, Cache, cmdline, helper); + return cont; + } + static PackageContainer FromCommandLine(pkgCacheFile &Cache, const char **cmdline) { CacheSetHelper helper; return FromCommandLine(Cache, cmdline, helper); } - struct Modifier { - enum Position { NONE, PREFIX, POSTFIX }; - unsigned short ID; - const char * const Alias; - Position Pos; - Modifier (unsigned short const &id, const char * const alias, Position const &pos) : ID(id), Alias(alias), Pos(pos) {}; - }; - /** \brief group packages by a action modifiers At some point it is needed to get from the same commandline @@ -209,76 +289,75 @@ public: /*{{{*/ \param mods list of modifiers the method should accept \param fallback the default modifier group for a package \param helper responsible for error and message handling */ - static std::map GroupedFromCommandLine( - pkgCacheFile &Cache, const char **cmdline, - std::list const &mods, - unsigned short const &fallback, CacheSetHelper &helper); - static std::map GroupedFromCommandLine( - pkgCacheFile &Cache, const char **cmdline, - std::list const &mods, - unsigned short const &fallback) { + static std::map GroupedFromCommandLine( + pkgCacheFile &Cache, + const char **cmdline, + std::list const &mods, + unsigned short const &fallback, + CacheSetHelper &helper) { + std::map pkgsets; + for (const char **I = cmdline; *I != 0; ++I) { + unsigned short modID = fallback; + PackageContainer pkgset; + PackageContainerInterface::FromModifierCommandLine(modID, &pkgset, Cache, *I, mods, helper); + pkgsets[modID].insert(pkgset); + } + return pkgsets; + } + static std::map GroupedFromCommandLine( + pkgCacheFile &Cache, + const char **cmdline, + std::list const &mods, + unsigned short const &fallback) { CacheSetHelper helper; return GroupedFromCommandLine(Cache, cmdline, mods, fallback, helper); } - - enum Constructor { UNKNOWN, REGEX, TASK }; - Constructor getConstructor() const { return ConstructedBy; }; - - PackageSet() : ConstructedBy(UNKNOWN) {}; - PackageSet(Constructor const &by) : ConstructedBy(by) {}; /*}}}*/ private: /*{{{*/ Constructor ConstructedBy; /*}}}*/ }; /*}}}*/ -class VersionSet : public std::set { /*{{{*/ -/** \class APT::VersionSet +typedef PackageContainer > PackageSet; - Simple wrapper around a std::set to provide a similar interface to - a set of versions as to the complete set of all versions in the - pkgCache. */ -public: /*{{{*/ +class VersionContainerInterface { /*{{{*/ +/** \class APT::VersionContainerInterface + + Same as APT::PackageContainerInterface, just for Versions */ +public: /** \brief smell like a pkgCache::VerIterator */ - class const_iterator : public std::set::const_iterator {/*{{{*/ + class const_iterator { /*{{{*/ public: - const_iterator(std::set::const_iterator x) : - std::set::const_iterator(x) {} - - operator pkgCache::VerIterator(void) { return **this; } - - inline pkgCache *Cache() const { return (**this).Cache(); }; - inline unsigned long Index() const {return (**this).Index();}; + virtual pkgCache::VerIterator getVer() const = 0; + operator pkgCache::VerIterator(void) { return getVer(); } + + inline pkgCache *Cache() const { return getVer().Cache(); }; + inline unsigned long Index() const {return getVer().Index();}; + inline int CompareVer(const pkgCache::VerIterator &B) const { return getVer().CompareVer(B); }; + inline const char *VerStr() const { return getVer().VerStr(); }; + inline const char *Section() const { return getVer().Section(); }; + inline const char *Arch() const { return getVer().Arch(); }; + inline pkgCache::PkgIterator ParentPkg() const { return getVer().ParentPkg(); }; + inline pkgCache::DescIterator DescriptionList() const { return getVer().DescriptionList(); }; + inline pkgCache::DescIterator TranslatedDescription() const { return getVer().TranslatedDescription(); }; + inline pkgCache::DepIterator DependsList() const { return getVer().DependsList(); }; + inline pkgCache::PrvIterator ProvidesList() const { return getVer().ProvidesList(); }; + inline pkgCache::VerFileIterator FileList() const { return getVer().FileList(); }; + inline bool Downloadable() const { return getVer().Downloadable(); }; + inline const char *PriorityType() const { return getVer().PriorityType(); }; + inline std::string RelStr() const { return getVer().RelStr(); }; + inline bool Automatic() const { return getVer().Automatic(); }; + inline pkgCache::VerFileIterator NewestFile() const { return getVer().NewestFile(); }; // we have only valid iterators here inline bool end() const { return false; }; - inline pkgCache::Version const * operator->() const { - return &***this; - }; - - inline int CompareVer(const pkgCache::VerIterator &B) const { return (**this).CompareVer(B); }; - inline const char *VerStr() const { return (**this).VerStr(); }; - inline const char *Section() const { return (**this).Section(); }; - inline const char *Arch() const { return (**this).Arch(); }; - inline pkgCache::PkgIterator ParentPkg() const { return (**this).ParentPkg(); }; - inline pkgCache::DescIterator DescriptionList() const { return (**this).DescriptionList(); }; - inline pkgCache::DescIterator TranslatedDescription() const { return (**this).TranslatedDescription(); }; - inline pkgCache::DepIterator DependsList() const { return (**this).DependsList(); }; - inline pkgCache::PrvIterator ProvidesList() const { return (**this).ProvidesList(); }; - inline pkgCache::VerFileIterator FileList() const { return (**this).FileList(); }; - inline bool Downloadable() const { return (**this).Downloadable(); }; - inline const char *PriorityType() const { return (**this).PriorityType(); }; - inline std::string RelStr() const { return (**this).RelStr(); }; - inline bool Automatic() const { return (**this).Automatic(); }; - inline pkgCache::VerFileIterator NewestFile() const { return (**this).NewestFile(); }; + inline pkgCache::Version const * operator->() const { return &*getVer(); }; }; /*}}}*/ - // 103. set::iterator is required to be modifiable, but this allows modification of keys - typedef APT::VersionSet::const_iterator iterator; - using std::set::insert; - inline void insert(pkgCache::VerIterator const &V) { if (V.end() == false) std::set::insert(V); }; - inline void insert(VersionSet const &verset) { insert(verset.begin(), verset.end()); }; + virtual bool insert(pkgCache::VerIterator const &V) = 0; + virtual bool empty() const = 0; + virtual void clear() = 0; /** \brief specifies which version(s) will be returned if non is given */ enum Version { @@ -298,6 +377,93 @@ public: /*{{{*/ NEWEST }; + struct Modifier { + enum Position { NONE, PREFIX, POSTFIX }; + unsigned short ID; + const char * const Alias; + Position Pos; + Version SelectVersion; + Modifier (unsigned short const &id, const char * const alias, Position const &pos, + Version const &select) : ID(id), Alias(alias), Pos(pos), + SelectVersion(select) {}; + }; + + static bool FromCommandLine(VersionContainerInterface * const vci, pkgCacheFile &Cache, + const char **cmdline, Version const &fallback, + CacheSetHelper &helper); + + static bool FromString(VersionContainerInterface * const vci, pkgCacheFile &Cache, + std::string pkg, Version const &fallback, CacheSetHelper &helper, + bool const onlyFromName = false); + + static bool FromPackage(VersionContainerInterface * const vci, pkgCacheFile &Cache, + pkgCache::PkgIterator const &P, Version const &fallback, + CacheSetHelper &helper); + + static bool FromModifierCommandLine(unsigned short &modID, + VersionContainerInterface * const vci, + pkgCacheFile &Cache, const char * cmdline, + std::list const &mods, + CacheSetHelper &helper); + +protected: /*{{{*/ + + /** \brief returns the candidate version of the package + + \param Cache to be used to query for information + \param Pkg we want the candidate version from this package */ + static pkgCache::VerIterator getCandidateVer(pkgCacheFile &Cache, + pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper); + + /** \brief returns the installed version of the package + + \param Cache to be used to query for information + \param Pkg we want the installed version from this package */ + static pkgCache::VerIterator getInstalledVer(pkgCacheFile &Cache, + pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper); + /*}}}*/ +}; + /*}}}*/ +template class VersionContainer : public VersionContainerInterface {/*{{{*/ +/** \class APT::PackageContainer + + Simple wrapper around a container class like std::set to provide a similar + interface to a set of versions as to the complete set of all versions in the + pkgCache. */ + Container _cont; +public: /*{{{*/ + /** \brief smell like a pkgCache::VerIterator */ + class const_iterator : public VersionContainerInterface::const_iterator, + public std::iterator {/*{{{*/ + typename Container::const_iterator _iter; + public: + const_iterator(typename Container::const_iterator i) : _iter(i) {} + pkgCache::VerIterator getVer(void) const { return *_iter; } + inline pkgCache::VerIterator operator*(void) const { return *_iter; }; + operator typename Container::const_iterator(void) const { return _iter; } + inline void operator++(void) { ++_iter; }; + inline bool operator!=(const_iterator const &i) const { return _iter != i._iter; }; + inline bool operator==(const_iterator const &i) const { return _iter == i._iter; }; + friend std::ostream& operator<<(std::ostream& out, const_iterator i) { return operator<<(out, *i); } + }; + // we are not going to allow modify our veriterators (it doesn't make sense)… + typedef APT::VersionContainer::const_iterator iterator; + /*}}}*/ + + bool insert(pkgCache::VerIterator const &V) { if (V.end() == true) return false; _cont.insert(V); return true; }; + template void insert(VersionContainer const &vercont) { _cont.insert((typename Cont::const_iterator)vercont.begin(), (typename Cont::const_iterator)vercont.end()); }; + void insert(const_iterator begin, const_iterator end) { _cont.insert(begin, end); }; + bool empty() const { return _cont.empty(); }; + void clear() { return _cont.clear(); }; + void erase(iterator position) { _cont.erase((typename Container::const_iterator)position); }; + size_t erase(const pkgCache::PkgIterator x) { return _cont.erase(x); }; + void erase(iterator first, iterator last) { _cont.erase(first, last); }; + size_t size() const { return _cont.size(); }; + + const_iterator begin() const { return const_iterator(_cont.begin()); }; + const_iterator end() const { return const_iterator(_cont.end()); }; + const_iterator find(pkgCache::VerIterator const &V) const { return const_iterator(_cont.find(V)); }; + /** \brief returns all versions specified on the commandline Get all versions from the commandline, uses given default version if @@ -305,26 +471,34 @@ public: /*{{{*/ \param Cache the packages and versions are in \param cmdline Command line the versions should be extracted from \param helper responsible for error and message handling */ - static APT::VersionSet FromCommandLine(pkgCacheFile &Cache, const char **cmdline, - APT::VersionSet::Version const &fallback, CacheSetHelper &helper); - static APT::VersionSet FromCommandLine(pkgCacheFile &Cache, const char **cmdline, - APT::VersionSet::Version const &fallback) { + static VersionContainer FromCommandLine(pkgCacheFile &Cache, const char **cmdline, + Version const &fallback, CacheSetHelper &helper) { + VersionContainer vercon; + VersionContainerInterface::FromCommandLine(&vercon, Cache, cmdline, fallback, helper); + return vercon; + } + static VersionContainer FromCommandLine(pkgCacheFile &Cache, const char **cmdline, + Version const &fallback) { CacheSetHelper helper; return FromCommandLine(Cache, cmdline, fallback, helper); } - static APT::VersionSet FromCommandLine(pkgCacheFile &Cache, const char **cmdline) { + static VersionContainer FromCommandLine(pkgCacheFile &Cache, const char **cmdline) { return FromCommandLine(Cache, cmdline, CANDINST); } - static APT::VersionSet FromString(pkgCacheFile &Cache, std::string pkg, - APT::VersionSet::Version const &fallback, CacheSetHelper &helper, - bool const &onlyFromName = false); - static APT::VersionSet FromString(pkgCacheFile &Cache, std::string pkg, - APT::VersionSet::Version const &fallback) { + static VersionContainer FromString(pkgCacheFile &Cache, std::string const &pkg, + Version const &fallback, CacheSetHelper &helper, + bool const onlyFromName = false) { + VersionContainer vercon; + VersionContainerInterface::FromString(&vercon, Cache, pkg, fallback, helper); + return vercon; + } + static VersionContainer FromString(pkgCacheFile &Cache, std::string pkg, + Version const &fallback) { CacheSetHelper helper; return FromString(Cache, pkg, fallback, helper); } - static APT::VersionSet FromString(pkgCacheFile &Cache, std::string pkg) { + static VersionContainer FromString(pkgCacheFile &Cache, std::string pkg) { return FromString(Cache, pkg, CANDINST); } @@ -334,57 +508,47 @@ public: /*{{{*/ \param P the package in question \param fallback the version(s) you want to get \param helper the helper used for display and error handling */ - static APT::VersionSet FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P, - VersionSet::Version const &fallback, CacheSetHelper &helper); - static APT::VersionSet FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P, - APT::VersionSet::Version const &fallback) { + static VersionContainer FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P, + Version const &fallback, CacheSetHelper &helper) { + VersionContainer vercon; + VersionContainerInterface::FromPackage(&vercon, Cache, P, fallback, helper); + return vercon; + } + static VersionContainer FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P, + Version const &fallback) { CacheSetHelper helper; return FromPackage(Cache, P, fallback, helper); } - static APT::VersionSet FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P) { + static VersionContainer FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P) { return FromPackage(Cache, P, CANDINST); } - struct Modifier { - enum Position { NONE, PREFIX, POSTFIX }; - unsigned short ID; - const char * const Alias; - Position Pos; - VersionSet::Version SelectVersion; - Modifier (unsigned short const &id, const char * const alias, Position const &pos, - VersionSet::Version const &select) : ID(id), Alias(alias), Pos(pos), - SelectVersion(select) {}; - }; + static std::map GroupedFromCommandLine( + pkgCacheFile &Cache, + const char **cmdline, + std::list const &mods, + unsigned short const fallback, + CacheSetHelper &helper) { + std::map versets; + for (const char **I = cmdline; *I != 0; ++I) { + unsigned short modID = fallback; + VersionContainer verset; + VersionContainerInterface::FromModifierCommandLine(modID, &verset, Cache, *I, mods, helper); + versets[modID].insert(verset); + } + return versets; - static std::map GroupedFromCommandLine( - pkgCacheFile &Cache, const char **cmdline, - std::list const &mods, - unsigned short const &fallback, CacheSetHelper &helper); - static std::map GroupedFromCommandLine( + } + static std::map GroupedFromCommandLine( pkgCacheFile &Cache, const char **cmdline, - std::list const &mods, - unsigned short const &fallback) { + std::list const &mods, + unsigned short const fallback) { CacheSetHelper helper; return GroupedFromCommandLine(Cache, cmdline, mods, fallback, helper); } /*}}}*/ -protected: /*{{{*/ - - /** \brief returns the candidate version of the package - - \param Cache to be used to query for information - \param Pkg we want the candidate version from this package */ - static pkgCache::VerIterator getCandidateVer(pkgCacheFile &Cache, - pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper); - - /** \brief returns the installed version of the package - - \param Cache to be used to query for information - \param Pkg we want the installed version from this package */ - static pkgCache::VerIterator getInstalledVer(pkgCacheFile &Cache, - pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper); - /*}}}*/ }; /*}}}*/ +typedef VersionContainer > VersionSet; } #endif diff --git a/apt-pkg/edsp.h b/apt-pkg/edsp.h index c14309422..07bbbdd03 100644 --- a/apt-pkg/edsp.h +++ b/apt-pkg/edsp.h @@ -10,13 +10,11 @@ #define PKGLIB_EDSP_H #include +#include #include #include -namespace APT { - class PackageSet; -}; class pkgDepCache; class OpProgress; -- cgit v1.2.3