/*}}}*/
// Include Files /*{{{*/
#include <apt-pkg/aptconfiguration.h>
-#include <apt-pkg/error.h>
+#include <apt-pkg/cachefilter.h>
#include <apt-pkg/cacheset.h>
+#include <apt-pkg/error.h>
#include <apt-pkg/strutl.h>
+#include <apt-pkg/versionmatch.h>
#include <apti18n.h>
#include <regex.h>
/*}}}*/
namespace APT {
-// FromRegEx - Return all packages in the cache matching a pattern /*{{{*/
-PackageSet PackageSet::FromRegEx(pkgCache &Cache, std::string pattern, std::ostream &out) {
- PackageSet pkgset;
+// FromTask - Return all packages in the cache from a specific task /*{{{*/
+PackageSet PackageSet::FromTask(pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper) {
+ size_t const archfound = pattern.find_last_of(':');
std::string arch = "native";
- static const char * const isregex = ".?+*|[^$";
+ if (archfound != std::string::npos) {
+ arch = pattern.substr(archfound+1);
+ pattern.erase(archfound);
+ }
- if (pattern.find_first_of(isregex) == std::string::npos)
+ if (pattern[pattern.length() -1] != '^')
+ return APT::PackageSet(TASK);
+ pattern.erase(pattern.length()-1);
+
+ if (unlikely(Cache.GetPkgCache() == 0 || Cache.GetDepCache() == 0))
+ return APT::PackageSet(TASK);
+
+ PackageSet pkgset(TASK);
+ // get the records
+ pkgRecords Recs(Cache);
+
+ // build regexp for the task
+ regex_t Pattern;
+ char S[300];
+ snprintf(S, sizeof(S), "^Task:.*[, ]%s([, ]|$)", pattern.c_str());
+ if(regcomp(&Pattern,S, REG_EXTENDED | REG_NOSUB | REG_NEWLINE) != 0) {
+ _error->Error("Failed to compile task regexp");
return pkgset;
+ }
+
+ 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;
+ char buf[length];
+ strncpy(buf, start, length);
+ buf[length-1] = '\0';
+ if (regexec(&Pattern, buf, 0, 0, 0) != 0)
+ continue;
+
+ pkgset.insert(Pkg);
+ }
+ regfree(&Pattern);
+
+ if (pkgset.empty() == true)
+ return helper.canNotFindTask(Cache, pattern);
+
+ helper.showTaskSelection(pkgset, pattern);
+ return pkgset;
+}
+ /*}}}*/
+// FromRegEx - Return all packages in the cache matching a pattern /*{{{*/
+PackageSet PackageSet::FromRegEx(pkgCacheFile &Cache, std::string pattern, CacheSetHelper &helper) {
+ static const char * const isregex = ".?+*|[^$";
+ if (pattern.find_first_of(isregex) == std::string::npos)
+ return PackageSet(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)
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 PackageSet(REGEX);
- for (pkgCache::GrpIterator Grp = Cache.GrpBegin(); Grp.end() == false; ++Grp)
- {
- if (regexec(&Pattern, Grp.Name(), 0, 0, 0) != 0)
+ APT::CacheFilter::PackageNameMatchesRegEx regexfilter(pattern);
+
+ PackageSet pkgset(REGEX);
+ 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) {
continue;
}
- ioprintf(out, _("Note, selecting %s for regex '%s'\n"),
- Pkg.FullName(true).c_str(), pattern.c_str());
-
pkgset.insert(Pkg);
}
- regfree(&Pattern);
+ if (pkgset.empty() == true)
+ return helper.canNotFindRegEx(Cache, pattern);
+ helper.showRegExSelection(pkgset, pattern);
return pkgset;
}
/*}}}*/
+// FromName - Returns the package defined by this string /*{{{*/
+pkgCache::PkgIterator PackageSet::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);
+ }
+
+ 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;
+}
+ /*}}}*/
+// 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, CacheSetHelper &helper) {
+ std::map<unsigned short, PackageSet> pkgsets;
+ for (const char **I = cmdline; *I != 0; ++I) {
+ unsigned short modID = fallback;
+ std::string str = *I;
+ bool modifierPresent = false;
+ 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;
+ }
+ 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(pkgCache &Cache, const char **cmdline, std::ostream &out) {
+PackageSet PackageSet::FromCommandLine(pkgCacheFile &Cache, const char **cmdline, CacheSetHelper &helper) {
PackageSet pkgset;
- for (const char **I = cmdline + 1; *I != 0; I++) {
- pkgCache::PkgIterator Pkg = Cache.FindPkg(*I);
- if (Pkg.end() == true) {
- 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 = Cache.FindPkg(*I, *a);
+ 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) {
+ _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);
+ }
+ }
+
+ if (pkgset.empty() == false)
+ _error->RevertToStack();
+ else
+ _error->MergeWithStack();
+ return pkgset;
+}
+ /*}}}*/
+// 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, CacheSetHelper &helper) {
+ 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;
+ bool modifierPresent = false;
+ 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;
+ }
+ modifierPresent = true;
+ break;
+ }
+
+ 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);
+ continue;
}
- if (Pkg.end() == true) {
- PackageSet regex = FromRegEx(Cache, *I, out);
- if (regex.empty() == true)
- _error->Warning(_("Unable to locate package %s"),*I);
+ }
+ versets[modID].insert(VersionSet::FromString(Cache, str, select , helper));
+ }
+ return versets;
+}
+ /*}}}*/
+// 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;
+ for (const char **I = cmdline; *I != 0; ++I)
+ verset.insert(VersionSet::FromString(Cache, *I, fallback, helper));
+ return verset;
+}
+ /*}}}*/
+// 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) {
+ 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;
+ if (onlyFromName == false)
+ pkgset = PackageSet::FromString(Cache, pkg, helper);
+ else {
+ pkgset.insert(PackageSet::FromName(Cache, pkg, helper));
+ }
+
+ VersionSet verset;
+ bool errors = true;
+ if (pkgset.getConstructor() != PackageSet::UNKNOWN)
+ errors = helper.showErrors(false);
+ for (PackageSet::const_iterator P = pkgset.begin();
+ P != pkgset.end(); ++P) {
+ if (vertag == string::npos) {
+ verset.insert(VersionSet::FromPackage(Cache, P, fallback, helper));
+ continue;
+ }
+ 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
- pkgset.insert(regex.begin(), regex.end());
+ _error->Error(_("Version '%s' for '%s' was not found"),
+ ver.c_str(), P.FullName(true).c_str());
continue;
}
}
- pkgset.insert(Pkg);
+ if (V.end() == true)
+ continue;
+ helper.showSelectedVersion(P, V, ver, verIsRel);
+ verset.insert(V);
}
- return pkgset;
+ if (pkgset.getConstructor() != PackageSet::UNKNOWN)
+ helper.showErrors(errors);
+ return verset;
+}
+ /*}}}*/
+// FromPackage - versions from package based on fallback /*{{{*/
+VersionSet VersionSet::FromPackage(pkgCacheFile &Cache, pkgCache::PkgIterator const &P,
+ VersionSet::Version const &fallback, CacheSetHelper &helper) {
+ VersionSet verset;
+ pkgCache::VerIterator V;
+ bool showErrors;
+ switch(fallback) {
+ case VersionSet::ALL:
+ if (P->VersionList != 0)
+ for (V = P.VersionList(); V.end() != true; ++V)
+ verset.insert(V);
+ else
+ verset.insert(helper.canNotFindAllVer(Cache, P));
+ break;
+ case VersionSet::CANDANDINST:
+ verset.insert(getInstalledVer(Cache, P, helper));
+ verset.insert(getCandidateVer(Cache, P, helper));
+ break;
+ case VersionSet::CANDIDATE:
+ verset.insert(getCandidateVer(Cache, P, helper));
+ break;
+ case VersionSet::INSTALLED:
+ verset.insert(getInstalledVer(Cache, P, helper));
+ break;
+ case VersionSet::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);
+ else
+ verset.insert(helper.canNotFindInstCandVer(Cache, P));
+ break;
+ case VersionSet::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);
+ else
+ verset.insert(helper.canNotFindInstCandVer(Cache, P));
+ break;
+ case VersionSet::NEWEST:
+ if (P->VersionList != 0)
+ verset.insert(P.VersionList());
+ else
+ verset.insert(helper.canNotFindNewestVer(Cache, P));
+ break;
+ }
+ return verset;
+}
+ /*}}}*/
+// getCandidateVer - Returns the candidate version of the given package /*{{{*/
+pkgCache::VerIterator VersionSet::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, 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 /*{{{*/
+PackageSet CacheSetHelper::canNotFindTask(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) {
+ 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();
+}
+ /*}}}*/
+// canNotFindAllVer /*{{{*/
+VersionSet CacheSetHelper::canNotFindAllVer(pkgCacheFile &Cache,
+ pkgCache::PkgIterator const &Pkg) {
+ if (ShowError == true)
+ _error->Insert(ErrorType, _("Can't select versions from package '%s' as it purely virtual"), Pkg.FullName(true).c_str());
+ return VersionSet();
+}
+ /*}}}*/
+// canNotFindInstCandVer /*{{{*/
+VersionSet CacheSetHelper::canNotFindInstCandVer(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,
+ 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 /*{{{*/
+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);
}
/*}}}*/
}
projects / apt.git / blobdiff