diff options
Diffstat (limited to 'apt-pkg/cacheset.cc')
-rw-r--r-- | apt-pkg/cacheset.cc | 330 |
1 files changed, 0 insertions, 330 deletions
diff --git a/apt-pkg/cacheset.cc b/apt-pkg/cacheset.cc deleted file mode 100644 index fde52168a..000000000 --- a/apt-pkg/cacheset.cc +++ /dev/null @@ -1,330 +0,0 @@ -// -*- mode: cpp; mode: fold -*- -// Description /*{{{*/ -/* ###################################################################### - - Simple wrapper around a std::set to provide a similar interface to - a set of cache structures as to the complete set of all structures - in the pkgCache. Currently only Package is supported. - - ##################################################################### */ - /*}}}*/ -// Include Files /*{{{*/ -#include <apt-pkg/aptconfiguration.h> -#include <apt-pkg/error.h> -#include <apt-pkg/cacheset.h> -#include <apt-pkg/strutl.h> -#include <apt-pkg/versionmatch.h> - -#include <apti18n.h> - -#include <vector> - -#include <regex.h> - /*}}}*/ -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; - std::string arch = "native"; - static const char * const isregex = ".?+*|[^$"; - - if (pattern.find_first_of(isregex) == std::string::npos) - return pkgset; - - size_t archfound = pattern.find_last_of(':'); - if (archfound != std::string::npos) { - arch = pattern.substr(archfound+1); - if (arch.find_first_of(isregex) == std::string::npos) - pattern.erase(archfound); - else - 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; - } - - for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp) - { - if (regexec(&Pattern, Grp.Name(), 0, 0, 0) != 0) - continue; - pkgCache::PkgIterator Pkg = Grp.FindPkg(arch); - if (Pkg.end() == true) { - if (archfound == std::string::npos) { - std::vector<std::string> archs = APT::Configuration::getArchitectures(); - for (std::vector<std::string>::const_iterator a = archs.begin(); - a != archs.end() && Pkg.end() != true; ++a) - Pkg = Grp.FindPkg(*a); - } - if (Pkg.end() == true) - continue; - } - - ioprintf(out, _("Note, selecting %s for regex '%s'\n"), - Pkg.FullName(true).c_str(), pattern.c_str()); - - pkgset.insert(Pkg); - } - - regfree(&Pattern); - - return pkgset; -} - /*}}}*/ -// GroupedFromCommandLine - Return all versions specified on commandline/*{{{*/ -std::map<unsigned short, PackageSet> PackageSet::GroupedFromCommandLine( - pkgCacheFile &Cache, const char **cmdline, - std::list<PackageSet::Modifier> const &mods, - unsigned short const &fallback, std::ostream &out) { - std::map<unsigned short, PackageSet> pkgsets; - for (const char **I = cmdline; *I != 0; ++I) { - unsigned short modID = fallback; - std::string str = *I; - for (std::list<PackageSet::Modifier>::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; - } - break; - } - PackageSet pset = PackageSet::FromString(Cache, str, out); - pkgsets[modID].insert(pset.begin(), pset.end()); - } - return pkgsets; -} - /*}}}*/ -// 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()); - } - return pkgset; -} - /*}}}*/ -// FromString - Return all packages matching a specific string /*{{{*/ -PackageSet PackageSet::FromString(pkgCacheFile &Cache, std::string const &str, std::ostream &out) { - 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); - } - - pkgCache::PkgIterator Pkg; - 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() == false) { - PackageSet pkgset; - pkgset.insert(Pkg); - return pkgset; - } - PackageSet regex = FromRegEx(Cache, str, out); - if (regex.empty() == true) - _error->Warning(_("Unable to locate package %s"), str.c_str()); - return regex; -} - /*}}}*/ -// GroupedFromCommandLine - Return all versions specified on commandline/*{{{*/ -std::map<unsigned short, VersionSet> VersionSet::GroupedFromCommandLine( - pkgCacheFile &Cache, const char **cmdline, - std::list<VersionSet::Modifier> const &mods, - unsigned short const &fallback, std::ostream &out) { - std::map<unsigned short, VersionSet> versets; - for (const char **I = cmdline; *I != 0; ++I) { - unsigned short modID = fallback; - VersionSet::Version select = VersionSet::NEWEST; - std::string str = *I; - for (std::list<VersionSet::Modifier>::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: - continue; - } - break; - } - VersionSet vset = VersionSet::FromString(Cache, str, select , out); - versets[modID].insert(vset.begin(), vset.end()); - } - return versets; -} - /*}}}*/ -// 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) { - VersionSet vset = VersionSet::FromString(Cache, *I, fallback, out); - verset.insert(vset.begin(), vset.end()); - } - return verset; -} - /*}}}*/ -// FromString - Returns all versions spedcified by a string /*{{{*/ -APT::VersionSet VersionSet::FromString(pkgCacheFile &Cache, std::string pkg, - APT::VersionSet::Version const &fallback, std::ostream &out) { - 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); - } - PackageSet pkgset = PackageSet::FromString(Cache, pkg.c_str(), out); - VersionSet verset; - for (PackageSet::const_iterator P = pkgset.begin(); - P != pkgset.end(); ++P) { - if (vertag == string::npos) { - AddSelectedVersion(Cache, verset, P, fallback); - continue; - } - pkgCache::VerIterator V; - if (ver == "installed") - V = getInstalledVer(Cache, P); - else if (ver == "candidate") - V = getCandidateVer(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; - if (ver == V.VerStr()) - ioprintf(out, _("Selected version '%s' (%s) for '%s'\n"), - V.VerStr(), V.RelStr().c_str(), P.FullName(true).c_str()); - verset.insert(V); - } - return verset; -} - /*}}}*/ -// AddSelectedVersion - add version from package based on fallback /*{{{*/ -bool VersionSet::AddSelectedVersion(pkgCacheFile &Cache, VersionSet &verset, - pkgCache::PkgIterator const &P, VersionSet::Version const &fallback, - bool const &AllowError) { - pkgCache::VerIterator V; - switch(fallback) { - case VersionSet::ALL: - if (P->VersionList != 0) - for (V = P.VersionList(); V.end() != true; ++V) - verset.insert(V); - else if (AllowError == false) - return _error->Error(_("Can't select versions from package '%s' as it purely virtual"), P.FullName(true).c_str()); - else - return false; - break; - case VersionSet::CANDANDINST: - verset.insert(getInstalledVer(Cache, P, AllowError)); - verset.insert(getCandidateVer(Cache, P, AllowError)); - break; - case VersionSet::CANDIDATE: - verset.insert(getCandidateVer(Cache, P, AllowError)); - break; - case VersionSet::INSTALLED: - verset.insert(getInstalledVer(Cache, P, AllowError)); - 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 if (AllowError == false) - return _error->Error(_("Can't select installed nor candidate version from package '%s' as it has neither of them"), P.FullName(true).c_str()); - else - return false; - 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 if (AllowError == false) - return _error->Error(_("Can't select installed nor candidate version from package '%s' as it has neither of them"), P.FullName(true).c_str()); - else - return false; - break; - case VersionSet::NEWEST: - if (P->VersionList != 0) - verset.insert(P.VersionList()); - else if (AllowError == false) - return _error->Error(_("Can't select newest version from package '%s' as it is purely virtual"), P.FullName(true).c_str()); - else - return false; - break; - } - return true; -} - /*}}}*/ -// getCandidateVer - Returns the candidate version of the given package /*{{{*/ -pkgCache::VerIterator VersionSet::getCandidateVer(pkgCacheFile &Cache, - pkgCache::PkgIterator const &Pkg, bool const &AllowError) { - pkgCache::VerIterator Cand; - if (Cache.IsDepCacheBuilt() == true) - Cand = Cache[Pkg].CandidateVerIter(Cache); - else { - if (unlikely(Cache.BuildPolicy() == false)) - return pkgCache::VerIterator(*Cache); - Cand = Cache.GetPolicy()->GetCandidateVer(Pkg); - } - 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()); - 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()); - return Pkg.CurrentVer(); -} - /*}}}*/ -} |