mirror of https://gitee.com/openkylin/apt.git
940 lines
33 KiB
C++
940 lines
33 KiB
C++
// -*- mode: cpp; mode: fold -*-
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// Description /*{{{*/
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/* ######################################################################
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Simple wrapper around a std::set to provide a similar interface to
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a set of cache structures as to the complete set of all structures
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in the pkgCache. Currently only Package is supported.
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##################################################################### */
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/*}}}*/
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// Include Files /*{{{*/
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#include <config.h>
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#include <apt-pkg/aptconfiguration.h>
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#include <apt-pkg/cachefile.h>
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#include <apt-pkg/cachefilter.h>
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#include <apt-pkg/cacheset.h>
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#include <apt-pkg/configuration.h>
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#include <apt-pkg/depcache.h>
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#include <apt-pkg/error.h>
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#include <apt-pkg/fileutl.h>
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#include <apt-pkg/macros.h>
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#include <apt-pkg/pkgcache.h>
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#include <apt-pkg/pkgrecords.h>
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#include <apt-pkg/policy.h>
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#include <apt-pkg/versionmatch.h>
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#include <list>
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#include <string>
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#include <vector>
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#include <regex.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <string.h>
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#include <apti18n.h>
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/*}}}*/
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namespace APT {
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// PackageFrom - selecting the appropriate method for package selection /*{{{*/
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bool CacheSetHelper::PackageFrom(enum PkgSelector const select, PackageContainerInterface * const pci,
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pkgCacheFile &Cache, std::string const &pattern) {
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switch (select) {
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case UNKNOWN: return false;
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case REGEX: return PackageFromRegEx(pci, Cache, pattern);
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case TASK: return PackageFromTask(pci, Cache, pattern);
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case FNMATCH: return PackageFromFnmatch(pci, Cache, pattern);
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case PACKAGENAME: return PackageFromPackageName(pci, Cache, pattern);
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case STRING: return PackageFromString(pci, Cache, pattern);
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case PATTERN: return PackageFromPattern(pci, Cache, pattern);
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}
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return false;
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}
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/*}}}*/
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// PackageFromTask - Return all packages in the cache from a specific task /*{{{*/
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bool CacheSetHelper::PackageFromTask(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern) {
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size_t const archfound = pattern.find_last_of(':');
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std::string arch = "native";
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if (archfound != std::string::npos) {
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arch = pattern.substr(archfound+1);
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pattern.erase(archfound);
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}
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if (pattern[pattern.length() -1] != '^')
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return false;
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pattern.erase(pattern.length()-1);
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if (unlikely(Cache.GetPkgCache() == 0 || Cache.GetDepCache() == 0))
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return false;
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bool const wasEmpty = pci->empty();
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if (wasEmpty == true)
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pci->setConstructor(CacheSetHelper::TASK);
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// get the records
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pkgRecords Recs(Cache);
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// build regexp for the task
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regex_t Pattern;
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char S[300];
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snprintf(S, sizeof(S), "^Task:.*[, ]%s([, ]|$)", pattern.c_str());
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if(regcomp(&Pattern,S, REG_EXTENDED | REG_NOSUB | REG_NEWLINE) != 0) {
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_error->Error("Failed to compile task regexp");
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return false;
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}
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bool found = false;
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for (pkgCache::GrpIterator Grp = Cache->GrpBegin(); Grp.end() == false; ++Grp) {
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pkgCache::PkgIterator Pkg = Grp.FindPkg(arch);
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if (Pkg.end() == true)
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continue;
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pkgCache::VerIterator ver = Cache[Pkg].CandidateVerIter(Cache);
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if(ver.end() == true)
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continue;
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pkgRecords::Parser &parser = Recs.Lookup(ver.FileList());
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const char *start, *end;
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parser.GetRec(start,end);
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unsigned int const length = end - start;
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if (unlikely(length == 0))
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continue;
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char buf[length];
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strncpy(buf, start, length);
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buf[length-1] = '\0';
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if (regexec(&Pattern, buf, 0, 0, 0) != 0)
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continue;
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pci->insert(Pkg);
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showPackageSelection(Pkg, CacheSetHelper::TASK, pattern);
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found = true;
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}
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regfree(&Pattern);
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if (found == false) {
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canNotFindPackage(CacheSetHelper::TASK, pci, Cache, pattern);
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pci->setConstructor(CacheSetHelper::UNKNOWN);
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return false;
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}
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if (wasEmpty == false && pci->getConstructor() != CacheSetHelper::UNKNOWN)
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pci->setConstructor(CacheSetHelper::UNKNOWN);
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return true;
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}
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/*}}}*/
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// PackageFromRegEx - Return all packages in the cache matching a pattern /*{{{*/
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bool CacheSetHelper::PackageFromRegEx(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string pattern) {
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static const char * const isregex = ".?+*|[^$";
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if (_config->FindB("APT::Cmd::Pattern-Only", false))
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{
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// Only allow explicit regexp pattern.
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if (pattern.size() == 0 || (pattern[0] != '^' && pattern[pattern.size() - 1] != '$'))
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return false;
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} else {
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if (pattern.find_first_of(isregex) == std::string::npos)
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return false;
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}
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bool const wasEmpty = pci->empty();
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if (wasEmpty == true)
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pci->setConstructor(CacheSetHelper::REGEX);
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size_t archfound = pattern.find_last_of(':');
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std::string arch = "native";
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if (archfound != std::string::npos) {
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arch = pattern.substr(archfound+1);
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if (arch.find_first_of(isregex) == std::string::npos)
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pattern.erase(archfound);
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else
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arch = "native";
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}
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if (unlikely(Cache.GetPkgCache() == 0))
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return false;
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APT::CacheFilter::PackageNameMatchesRegEx regexfilter(pattern);
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bool found = false;
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for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp) {
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if (regexfilter(Grp) == false)
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continue;
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pkgCache::PkgIterator Pkg = Grp.FindPkg(arch);
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if (Pkg.end() == true) {
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if (archfound == std::string::npos)
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Pkg = Grp.FindPreferredPkg(true);
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if (Pkg.end() == true)
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continue;
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}
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pci->insert(Pkg);
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showPackageSelection(Pkg, CacheSetHelper::REGEX, pattern);
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found = true;
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}
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if (found == false) {
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canNotFindPackage(CacheSetHelper::REGEX, pci, Cache, pattern);
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pci->setConstructor(CacheSetHelper::UNKNOWN);
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return false;
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}
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if (wasEmpty == false && pci->getConstructor() != CacheSetHelper::UNKNOWN)
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pci->setConstructor(CacheSetHelper::UNKNOWN);
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return true;
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}
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/*}}}*/
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// PackageFromFnmatch - Returns the package defined by this fnmatch /*{{{*/
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bool CacheSetHelper::PackageFromFnmatch(PackageContainerInterface * const pci,
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pkgCacheFile &Cache, std::string pattern)
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{
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static const char * const isfnmatch = ".?*[]!";
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// Whitelist approach: Anything not in here is not a valid pattern
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static const char *const isfnmatch_strict = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789+-.:*";
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if (_config->FindB("APT::Cmd::Pattern-Only", false) && pattern.find_first_not_of(isfnmatch_strict) != std::string::npos)
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return false;
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if (pattern.find_first_of(isfnmatch) == std::string::npos)
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return false;
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bool const wasEmpty = pci->empty();
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if (wasEmpty == true)
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pci->setConstructor(CacheSetHelper::FNMATCH);
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size_t archfound = pattern.find_last_of(':');
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std::string arch = "native";
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if (archfound != std::string::npos) {
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arch = pattern.substr(archfound+1);
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if (arch.find_first_of(isfnmatch) == std::string::npos)
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pattern.erase(archfound);
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else
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arch = "native";
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}
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if (unlikely(Cache.GetPkgCache() == 0))
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return false;
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APT::CacheFilter::PackageNameMatchesFnmatch filter(pattern);
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bool found = false;
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for (pkgCache::GrpIterator Grp = Cache.GetPkgCache()->GrpBegin(); Grp.end() == false; ++Grp) {
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if (filter(Grp) == false)
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continue;
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pkgCache::PkgIterator Pkg = Grp.FindPkg(arch);
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if (Pkg.end() == true) {
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if (archfound == std::string::npos)
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Pkg = Grp.FindPreferredPkg(true);
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if (Pkg.end() == true)
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continue;
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}
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pci->insert(Pkg);
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showPackageSelection(Pkg, CacheSetHelper::FNMATCH, pattern);
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found = true;
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}
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if (found == false) {
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canNotFindPackage(CacheSetHelper::FNMATCH, pci, Cache, pattern);
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pci->setConstructor(CacheSetHelper::UNKNOWN);
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return false;
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}
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if (wasEmpty == false && pci->getConstructor() != CacheSetHelper::UNKNOWN)
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pci->setConstructor(CacheSetHelper::UNKNOWN);
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return true;
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}
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/*}}}*/
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// PackageFromPackageName - Returns the package defined by this string /*{{{*/
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bool CacheSetHelper::PackageFromPackageName(PackageContainerInterface * const pci, pkgCacheFile &Cache,
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std::string pkg) {
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if (unlikely(Cache.GetPkgCache() == 0))
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return false;
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std::string const pkgstring = pkg;
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size_t const archfound = pkg.find_last_of(':');
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std::string arch;
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if (archfound != std::string::npos) {
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arch = pkg.substr(archfound+1);
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pkg.erase(archfound);
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if (arch == "all" || arch == "native")
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arch = _config->Find("APT::Architecture");
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}
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pkgCache::GrpIterator Grp = Cache.GetPkgCache()->FindGrp(pkg);
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if (Grp.end() == false) {
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if (arch.empty() == true) {
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pkgCache::PkgIterator Pkg = Grp.FindPreferredPkg();
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if (Pkg.end() == false)
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{
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pci->insert(Pkg);
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return true;
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}
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} else {
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bool found = false;
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// for 'linux-any' return the first package matching, for 'linux-*' return all matches
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bool const isGlobal = arch.find('*') != std::string::npos;
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APT::CacheFilter::PackageArchitectureMatchesSpecification pams(arch);
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for (pkgCache::PkgIterator Pkg = Grp.PackageList(); Pkg.end() == false; Pkg = Grp.NextPkg(Pkg)) {
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if (pams(Pkg) == false)
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continue;
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pci->insert(Pkg);
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found = true;
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if (isGlobal == false)
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break;
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}
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if (found == true)
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return true;
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}
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}
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pkgCache::PkgIterator Pkg = canNotFindPkgName(Cache, pkgstring);
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if (Pkg.end() == true)
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return false;
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pci->insert(Pkg);
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return true;
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}
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/*}}}*/
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// PackageFromPattern - Return all packages matching a specific pattern /*{{{*/
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bool CacheSetHelper::PackageFromPattern(PackageContainerInterface *const pci, pkgCacheFile &Cache, std::string const &pattern)
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{
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if (pattern.size() < 1 || (pattern[0] != '?' && pattern[0] != '~'))
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return false;
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auto compiledPattern = APT::CacheFilter::ParsePattern(pattern, &Cache);
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if (!compiledPattern)
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return false;
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for (pkgCache::PkgIterator Pkg = Cache->PkgBegin(); Pkg.end() == false; ++Pkg)
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{
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if ((*compiledPattern)(Pkg) == false)
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continue;
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pci->insert(Pkg);
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}
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return true;
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}
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/*}}}*/
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// PackageFromString - Return all packages matching a specific string /*{{{*/
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bool CacheSetHelper::PackageFromString(PackageContainerInterface * const pci, pkgCacheFile &Cache, std::string const &str) {
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bool found = true;
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_error->PushToStack();
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if (PackageFrom(CacheSetHelper::PATTERN, pci, Cache, str) == false &&
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PackageFrom(CacheSetHelper::PACKAGENAME, pci, Cache, str) == false &&
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PackageFrom(CacheSetHelper::TASK, pci, Cache, str) == false &&
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// FIXME: hm, hm, regexp/fnmatch incompatible?
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PackageFrom(CacheSetHelper::FNMATCH, pci, Cache, str) == false &&
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PackageFrom(CacheSetHelper::REGEX, pci, Cache, str) == false)
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{
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canNotFindPackage(CacheSetHelper::PACKAGENAME, pci, Cache, str);
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found = false;
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}
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if (found == true)
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_error->RevertToStack();
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else
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_error->MergeWithStack();
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return found;
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}
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/*}}}*/
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// PackageFromCommandLine - Return all packages specified on commandline /*{{{*/
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bool CacheSetHelper::PackageFromCommandLine(PackageContainerInterface * const pci, pkgCacheFile &Cache, const char **cmdline) {
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bool found = false;
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for (const char **I = cmdline; *I != 0; ++I)
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found |= PackageFrom(CacheSetHelper::STRING, pci, Cache, *I);
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return found;
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}
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/*}}}*/
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// FromModifierCommandLine - helper doing the work for PKG:GroupedFromCommandLine /*{{{*/
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bool CacheSetHelper::PackageFromModifierCommandLine(unsigned short &modID, PackageContainerInterface * const pci,
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pkgCacheFile &Cache, const char * cmdline,
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std::list<PkgModifier> const &mods) {
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std::string str = cmdline;
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unsigned short fallback = modID;
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bool modifierPresent = false;
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for (std::list<PkgModifier>::const_iterator mod = mods.begin();
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mod != mods.end(); ++mod) {
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size_t const alength = strlen(mod->Alias);
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switch(mod->Pos) {
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case PkgModifier::POSTFIX:
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if (str.compare(str.length() - alength, alength,
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mod->Alias, 0, alength) != 0)
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continue;
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str.erase(str.length() - alength);
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modID = mod->ID;
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break;
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case PkgModifier::PREFIX:
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continue;
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case PkgModifier::NONE:
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continue;
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}
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modifierPresent = true;
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break;
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}
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if (modifierPresent == true) {
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bool const errors = showErrors(false);
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bool const found = PackageFrom(PACKAGENAME, pci, Cache, cmdline);
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showErrors(errors);
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if (found == true) {
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modID = fallback;
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return true;
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}
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}
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return PackageFrom(CacheSetHelper::PACKAGENAME, pci, Cache, str);
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}
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/*}}}*/
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// FromModifierCommandLine - helper doing the work for VER:GroupedFromCommandLine /*{{{*/
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bool VersionContainerInterface::FromModifierCommandLine(unsigned short &modID,
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VersionContainerInterface * const vci,
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pkgCacheFile &Cache, const char * cmdline,
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std::list<Modifier> const &mods,
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CacheSetHelper &helper) {
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CacheSetHelper::VerSelector select = CacheSetHelper::NEWEST;
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std::string str = cmdline;
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if (unlikely(str.empty() == true))
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return false;
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bool modifierPresent = false;
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unsigned short fallback = modID;
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for (std::list<Modifier>::const_iterator mod = mods.begin();
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mod != mods.end(); ++mod) {
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if (modID == fallback && mod->ID == fallback)
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select = mod->SelectVersion;
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size_t const alength = strlen(mod->Alias);
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switch(mod->Pos) {
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case Modifier::POSTFIX:
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if (str.length() <= alength ||
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str.compare(str.length() - alength, alength, mod->Alias, 0, alength) != 0)
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continue;
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str.erase(str.length() - alength);
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modID = mod->ID;
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select = mod->SelectVersion;
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break;
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case Modifier::PREFIX:
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continue;
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case Modifier::NONE:
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continue;
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}
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modifierPresent = true;
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break;
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}
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if (modifierPresent == true) {
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bool const errors = helper.showErrors(false);
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bool const found = VersionContainerInterface::FromString(vci, Cache, cmdline, select, helper, true);
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helper.showErrors(errors);
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if (found == true) {
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modID = fallback;
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return true;
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}
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}
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return FromString(vci, Cache, str, select, helper);
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}
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/*}}}*/
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// FromCommandLine - Return all versions specified on commandline /*{{{*/
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bool VersionContainerInterface::FromCommandLine(VersionContainerInterface * const vci,
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pkgCacheFile &Cache, const char **cmdline,
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CacheSetHelper::VerSelector const fallback,
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CacheSetHelper &helper) {
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bool found = false;
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for (const char **I = cmdline; *I != 0; ++I)
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found |= VersionContainerInterface::FromString(vci, Cache, *I, fallback, helper);
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return found;
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}
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/*}}}*/
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// FromString - Returns all versions spedcified by a string /*{{{*/
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bool VersionContainerInterface::FromString(VersionContainerInterface * const vci,
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pkgCacheFile &Cache, std::string pkg,
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CacheSetHelper::VerSelector const fallback,
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CacheSetHelper &helper,
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bool const onlyFromName) {
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std::string ver;
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bool verIsRel = false;
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size_t const vertag = pkg.find_last_of("/=");
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if (vertag != std::string::npos) {
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ver = pkg.substr(vertag+1);
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verIsRel = (pkg[vertag] == '/');
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pkg.erase(vertag);
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}
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PackageSet pkgset;
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if (onlyFromName == false)
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helper.PackageFrom(CacheSetHelper::STRING, &pkgset, Cache, pkg);
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else {
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helper.PackageFrom(CacheSetHelper::PACKAGENAME, &pkgset, Cache, pkg);
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}
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bool errors = true;
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if (pkgset.getConstructor() != CacheSetHelper::UNKNOWN)
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errors = helper.showErrors(false);
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bool found = false;
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for (PackageSet::const_iterator P = pkgset.begin();
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P != pkgset.end(); ++P) {
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if (vertag == std::string::npos) {
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found |= VersionContainerInterface::FromPackage(vci, Cache, P, fallback, helper);
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continue;
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}
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pkgCache::VerIterator V;
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if (ver == "installed")
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V = getInstalledVer(Cache, P, helper);
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else if (ver == "candidate")
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V = getCandidateVer(Cache, P, helper);
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else if (ver == "newest") {
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if (P->VersionList != 0)
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V = P.VersionList();
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else
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V = helper.canNotGetVersion(CacheSetHelper::NEWEST, Cache, P);
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} else {
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pkgVersionMatch Match(ver, (verIsRel == true ? pkgVersionMatch::Release :
|
|
pkgVersionMatch::Version));
|
|
V = Match.Find(P);
|
|
helper.setLastVersionMatcher(ver);
|
|
if (V.end()) {
|
|
if (verIsRel == true)
|
|
V = helper.canNotGetVersion(CacheSetHelper::RELEASE, Cache, P);
|
|
else
|
|
V = helper.canNotGetVersion(CacheSetHelper::VERSIONNUMBER, Cache, P);
|
|
}
|
|
}
|
|
if (V.end() == true)
|
|
continue;
|
|
if (verIsRel == true)
|
|
helper.showVersionSelection(P, V, CacheSetHelper::RELEASE, ver);
|
|
else
|
|
helper.showVersionSelection(P, V, CacheSetHelper::VERSIONNUMBER, ver);
|
|
vci->insert(V);
|
|
found = true;
|
|
}
|
|
if (pkgset.getConstructor() != CacheSetHelper::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,
|
|
CacheSetHelper::VerSelector const fallback,
|
|
CacheSetHelper &helper) {
|
|
pkgCache::VerIterator V;
|
|
bool showErrors;
|
|
bool found = false;
|
|
switch(fallback) {
|
|
case CacheSetHelper::ALL:
|
|
if (P->VersionList != 0)
|
|
for (V = P.VersionList(); V.end() != true; ++V)
|
|
found |= vci->insert(V);
|
|
else
|
|
helper.canNotFindVersion(CacheSetHelper::ALL, vci, Cache, P);
|
|
break;
|
|
case CacheSetHelper::CANDANDINST:
|
|
found |= vci->insert(getInstalledVer(Cache, P, helper));
|
|
found |= vci->insert(getCandidateVer(Cache, P, helper));
|
|
break;
|
|
case CacheSetHelper::CANDIDATE:
|
|
found |= vci->insert(getCandidateVer(Cache, P, helper));
|
|
break;
|
|
case CacheSetHelper::INSTALLED:
|
|
found |= vci->insert(getInstalledVer(Cache, P, helper));
|
|
break;
|
|
case CacheSetHelper::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.canNotFindVersion(CacheSetHelper::CANDINST, vci, Cache, P);
|
|
break;
|
|
case CacheSetHelper::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.canNotFindVersion(CacheSetHelper::INSTCAND, vci, Cache, P);
|
|
break;
|
|
case CacheSetHelper::NEWEST:
|
|
if (P->VersionList != 0)
|
|
found |= vci->insert(P.VersionList());
|
|
else
|
|
helper.canNotFindVersion(CacheSetHelper::NEWEST, vci, Cache, P);
|
|
break;
|
|
case CacheSetHelper::RELEASE:
|
|
{
|
|
pkgVersionMatch Match(helper.getLastVersionMatcher(), pkgVersionMatch::Release);
|
|
V = Match.Find(P);
|
|
if (not V.end())
|
|
found |= vci->insert(V);
|
|
else
|
|
helper.canNotFindVersion(CacheSetHelper::RELEASE, vci, Cache, P);
|
|
}
|
|
break;
|
|
case CacheSetHelper::VERSIONNUMBER:
|
|
{
|
|
pkgVersionMatch Match(helper.getLastVersionMatcher(), pkgVersionMatch::Version);
|
|
V = Match.Find(P);
|
|
if (not V.end())
|
|
found |= vci->insert(V);
|
|
else
|
|
helper.canNotFindVersion(CacheSetHelper::VERSIONNUMBER, vci, Cache, P);
|
|
}
|
|
break;
|
|
}
|
|
return found;
|
|
}
|
|
/*}}}*/
|
|
// FromDependency - versions satisfying a given dependency /*{{{*/
|
|
bool VersionContainerInterface::FromDependency(VersionContainerInterface * const vci,
|
|
pkgCacheFile &Cache,
|
|
pkgCache::DepIterator const &D,
|
|
CacheSetHelper::VerSelector const selector,
|
|
CacheSetHelper &helper)
|
|
{
|
|
bool found = false;
|
|
auto const insertVersion = [&](pkgCache::PkgIterator const &TP, pkgCache::VerIterator const &TV) {
|
|
if (not TV.end() && not D.IsIgnorable(TP) && D.IsSatisfied(TV))
|
|
{
|
|
vci->insert(TV);
|
|
found = true;
|
|
}
|
|
};
|
|
pkgCache::PkgIterator const T = D.TargetPkg();
|
|
auto const insertAllTargetVersions = [&](auto const &getTargetVersion) {
|
|
insertVersion(T, getTargetVersion(T));
|
|
for (auto Prv = T.ProvidesList(); not Prv.end(); ++Prv)
|
|
{
|
|
if (D.IsIgnorable(Prv))
|
|
continue;
|
|
auto const OP = Prv.OwnerPkg();
|
|
auto const TV = getTargetVersion(OP);
|
|
if (Prv.OwnerVer() == TV && D.IsSatisfied(Prv))
|
|
{
|
|
vci->insert(TV);
|
|
found = true;
|
|
}
|
|
}
|
|
return found;
|
|
};
|
|
switch(selector) {
|
|
case CacheSetHelper::ALL:
|
|
for (auto Ver = T.VersionList(); not Ver.end(); ++Ver)
|
|
{
|
|
insertVersion(T, Ver);
|
|
for (pkgCache::PrvIterator Prv = T.ProvidesList(); not Prv.end(); ++Prv)
|
|
if (not D.IsIgnorable(Prv))
|
|
{
|
|
vci->insert(Prv.OwnerVer());
|
|
found = true;
|
|
}
|
|
}
|
|
return found;
|
|
case CacheSetHelper::CANDANDINST:
|
|
found = FromDependency(vci, Cache, D, CacheSetHelper::CANDIDATE, helper);
|
|
found &= FromDependency(vci, Cache, D, CacheSetHelper::INSTALLED, helper);
|
|
return found;
|
|
case CacheSetHelper::CANDIDATE:
|
|
// skip looking if we have already cached that we will find nothing
|
|
if (((Cache[D] & pkgDepCache::DepCVer) == 0) != D.IsNegative())
|
|
return found;
|
|
return insertAllTargetVersions([&](pkgCache::PkgIterator const &OP) { return Cache[OP].CandidateVerIter(Cache); });
|
|
case CacheSetHelper::INSTALLED:
|
|
return insertAllTargetVersions([&](pkgCache::PkgIterator const &OP) { return OP.CurrentVer(); });
|
|
case CacheSetHelper::CANDINST:
|
|
return FromDependency(vci, Cache, D, CacheSetHelper::CANDIDATE, helper) ||
|
|
FromDependency(vci, Cache, D, CacheSetHelper::INSTALLED, helper);
|
|
case CacheSetHelper::INSTCAND:
|
|
return FromDependency(vci, Cache, D, CacheSetHelper::INSTALLED, helper) ||
|
|
FromDependency(vci, Cache, D, CacheSetHelper::CANDIDATE, helper);
|
|
case CacheSetHelper::NEWEST:
|
|
return insertAllTargetVersions([&](pkgCache::PkgIterator const &OP) { return OP.VersionList(); });
|
|
case CacheSetHelper::RELEASE:
|
|
case CacheSetHelper::VERSIONNUMBER:
|
|
// both make no sense here, so always false
|
|
return false;
|
|
}
|
|
return found;
|
|
}
|
|
/*}}}*/
|
|
// getCandidateVer - Returns the candidate version of the given package /*{{{*/
|
|
pkgCache::VerIterator VersionContainerInterface::getCandidateVer(pkgCacheFile &Cache,
|
|
pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper) {
|
|
pkgCache::VerIterator Cand;
|
|
if (Cache.IsDepCacheBuilt() == true) {
|
|
Cand = Cache[Pkg].CandidateVerIter(Cache);
|
|
} else if (unlikely(Cache.GetPolicy() == nullptr)) {
|
|
return pkgCache::VerIterator(Cache);
|
|
} else {
|
|
Cand = Cache.GetPolicy()->GetCandidateVer(Pkg);
|
|
}
|
|
if (Cand.end() == true)
|
|
return helper.canNotGetVersion(CacheSetHelper::CANDIDATE, Cache, Pkg);
|
|
return Cand;
|
|
}
|
|
/*}}}*/
|
|
// getInstalledVer - Returns the installed version of the given package /*{{{*/
|
|
pkgCache::VerIterator VersionContainerInterface::getInstalledVer(pkgCacheFile &Cache,
|
|
pkgCache::PkgIterator const &Pkg, CacheSetHelper &helper) {
|
|
if (Pkg->CurrentVer == 0)
|
|
return helper.canNotGetVersion(CacheSetHelper::INSTALLED, Cache, Pkg);
|
|
return Pkg.CurrentVer();
|
|
}
|
|
/*}}}*/
|
|
|
|
// canNotFindPackage - with the given selector and pattern /*{{{*/
|
|
void CacheSetHelper::canNotFindPackage(enum PkgSelector const select,
|
|
PackageContainerInterface * const pci, pkgCacheFile &Cache,
|
|
std::string const &pattern) {
|
|
switch (select) {
|
|
case REGEX: canNotFindRegEx(pci, Cache, pattern); break;
|
|
case TASK: canNotFindTask(pci, Cache, pattern); break;
|
|
case FNMATCH: canNotFindFnmatch(pci, Cache, pattern); break;
|
|
case PACKAGENAME: canNotFindPackage(pci, Cache, pattern); break;
|
|
case STRING: canNotFindPackage(pci, Cache, pattern); break;
|
|
case PATTERN: canNotFindPackage(pci, Cache, pattern); break;
|
|
case UNKNOWN: break;
|
|
}
|
|
}
|
|
// 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());
|
|
}
|
|
/*}}}*/
|
|
// 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());
|
|
}
|
|
/*}}}*/
|
|
// canNotFindPackage - handle the case no package is found from a string/*{{{*/
|
|
void CacheSetHelper::canNotFindPackage(PackageContainerInterface * const /*pci*/, pkgCacheFile &/*Cache*/, std::string const &/*str*/) {
|
|
}
|
|
/*}}}*/
|
|
/*}}}*/
|
|
// 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);
|
|
}
|
|
/*}}}*/
|
|
// canNotFindVersion - for package by selector /*{{{*/
|
|
void CacheSetHelper::canNotFindVersion(enum VerSelector const select, VersionContainerInterface * const vci, pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg)
|
|
{
|
|
switch (select) {
|
|
case ALL: canNotFindAllVer(vci, Cache, Pkg); break;
|
|
case INSTCAND: canNotFindInstCandVer(vci, Cache, Pkg); break;
|
|
case CANDINST: canNotFindCandInstVer(vci, Cache, Pkg); break;
|
|
case NEWEST: canNotFindNewestVer(Cache, Pkg); break;
|
|
case CANDIDATE: canNotFindCandidateVer(Cache, Pkg); break;
|
|
case INSTALLED: canNotFindInstalledVer(Cache, Pkg); break;
|
|
case CANDANDINST: canNotGetCandInstVer(Cache, Pkg); break;
|
|
case RELEASE: canNotGetVerFromRelease(Cache, Pkg, getLastVersionMatcher()); break;
|
|
case VERSIONNUMBER: canNotGetVerFromVersionNumber(Cache, Pkg, getLastVersionMatcher()); break;
|
|
}
|
|
}
|
|
// 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) {
|
|
canNotGetInstCandVer(Cache, Pkg);
|
|
}
|
|
/*}}}*/
|
|
// canNotFindInstCandVer /*{{{*/
|
|
void CacheSetHelper::canNotFindCandInstVer(VersionContainerInterface * const /*vci*/, pkgCacheFile &Cache,
|
|
pkgCache::PkgIterator const &Pkg) {
|
|
canNotGetCandInstVer(Cache, Pkg);
|
|
}
|
|
/*}}}*/
|
|
/*}}}*/
|
|
// canNotGetVersion - for package by selector /*{{{*/
|
|
pkgCache::VerIterator CacheSetHelper::canNotGetVersion(enum VerSelector const select, pkgCacheFile &Cache, pkgCache::PkgIterator const &Pkg) {
|
|
switch (select) {
|
|
case NEWEST: return canNotFindNewestVer(Cache, Pkg);
|
|
case CANDIDATE: return canNotFindCandidateVer(Cache, Pkg);
|
|
case INSTALLED: return canNotFindInstalledVer(Cache, Pkg);
|
|
case CANDINST: return canNotGetCandInstVer(Cache, Pkg);
|
|
case INSTCAND: return canNotGetInstCandVer(Cache, Pkg);
|
|
case RELEASE: return canNotGetVerFromRelease(Cache, Pkg, getLastVersionMatcher());
|
|
case VERSIONNUMBER: return canNotGetVerFromVersionNumber(Cache, Pkg, getLastVersionMatcher());
|
|
case ALL:
|
|
case CANDANDINST:
|
|
// invalid in this branch
|
|
return pkgCache::VerIterator(Cache, 0);
|
|
}
|
|
return pkgCache::VerIterator(Cache, 0);
|
|
}
|
|
// 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);
|
|
}
|
|
/*}}}*/
|
|
// canNotFindInstCandVer /*{{{*/
|
|
pkgCache::VerIterator CacheSetHelper::canNotGetInstCandVer(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 pkgCache::VerIterator(Cache, 0);
|
|
}
|
|
/*}}}*/
|
|
// canNotFindInstCandVer /*{{{*/
|
|
pkgCache::VerIterator CacheSetHelper::canNotGetCandInstVer(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 pkgCache::VerIterator(Cache, 0);
|
|
}
|
|
/*}}}*/
|
|
// canNotFindMatchingVer /*{{{*/
|
|
pkgCache::VerIterator CacheSetHelper::canNotGetVerFromRelease(pkgCacheFile &Cache,
|
|
pkgCache::PkgIterator const &Pkg, std::string const &release) {
|
|
if (ShowError == true)
|
|
_error->Insert(ErrorType, _("Release '%s' for '%s' was not found"), release.c_str(), Pkg.FullName(true).c_str());
|
|
return pkgCache::VerIterator(Cache, 0);
|
|
}
|
|
pkgCache::VerIterator CacheSetHelper::canNotGetVerFromVersionNumber(pkgCacheFile &Cache,
|
|
pkgCache::PkgIterator const &Pkg, std::string const &verstr) {
|
|
if (ShowError == true)
|
|
_error->Insert(ErrorType, _("Version '%s' for '%s' was not found"), verstr.c_str(), Pkg.FullName(true).c_str());
|
|
return pkgCache::VerIterator(Cache, 0);
|
|
}
|
|
/*}}}*/
|
|
/*}}}*/
|
|
// showPackageSelection - by selector and given pattern /*{{{*/
|
|
void CacheSetHelper::showPackageSelection(pkgCache::PkgIterator const &pkg, enum PkgSelector const select,
|
|
std::string const &pattern) {
|
|
switch (select) {
|
|
case REGEX: showRegExSelection(pkg, pattern); break;
|
|
case TASK: showTaskSelection(pkg, pattern); break;
|
|
case FNMATCH: showFnmatchSelection(pkg, pattern); break;
|
|
case PATTERN: showPatternSelection(pkg, pattern); break;
|
|
case PACKAGENAME: /* no surprises here */ break;
|
|
case STRING: /* handled by the special cases */ break;
|
|
case UNKNOWN: break;
|
|
}
|
|
}
|
|
// showTaskSelection /*{{{*/
|
|
void CacheSetHelper::showTaskSelection(pkgCache::PkgIterator const &/*pkg*/,
|
|
std::string const &/*pattern*/) {
|
|
}
|
|
/*}}}*/
|
|
// showRegExSelection /*{{{*/
|
|
void CacheSetHelper::showRegExSelection(pkgCache::PkgIterator const &/*pkg*/,
|
|
std::string const &/*pattern*/) {
|
|
}
|
|
/*}}}*/
|
|
// showFnmatchSelection /*{{{*/
|
|
void CacheSetHelper::showFnmatchSelection(pkgCache::PkgIterator const &/*pkg*/,
|
|
std::string const &/*pattern*/) {
|
|
}
|
|
/*}}}*/
|
|
// showPatternSelection /*{{{*/
|
|
void CacheSetHelper::showPatternSelection(pkgCache::PkgIterator const & /*pkg*/,
|
|
std::string const & /*pattern*/)
|
|
{
|
|
}
|
|
/*}}}*/
|
|
/*}}}*/
|
|
// showVersionSelection /*{{{*/
|
|
void CacheSetHelper::showVersionSelection(pkgCache::PkgIterator const &Pkg,
|
|
pkgCache::VerIterator const &Ver, enum VerSelector const select, std::string const &pattern) {
|
|
switch (select) {
|
|
case RELEASE:
|
|
showSelectedVersion(Pkg, Ver, pattern, true);
|
|
break;
|
|
case VERSIONNUMBER:
|
|
showSelectedVersion(Pkg, Ver, pattern, false);
|
|
break;
|
|
case NEWEST:
|
|
case CANDIDATE:
|
|
case INSTALLED:
|
|
case CANDINST:
|
|
case INSTCAND:
|
|
case ALL:
|
|
case CANDANDINST:
|
|
// not really surprises, but in fact: just not implemented
|
|
break;
|
|
}
|
|
}
|
|
void CacheSetHelper::showSelectedVersion(pkgCache::PkgIterator const &/*Pkg*/,
|
|
pkgCache::VerIterator const /*Ver*/,
|
|
std::string const &/*ver*/,
|
|
bool const /*verIsRel*/) {
|
|
}
|
|
/*}}}*/
|
|
|
|
class CacheSetHelper::Private {
|
|
public:
|
|
std::string version_or_release;
|
|
};
|
|
std::string CacheSetHelper::getLastVersionMatcher() const { return d->version_or_release; }
|
|
void CacheSetHelper::setLastVersionMatcher(std::string const &matcher) { d->version_or_release = matcher; }
|
|
|
|
CacheSetHelper::CacheSetHelper(bool const ShowError, GlobalError::MsgType ErrorType) :
|
|
ShowError(ShowError), ErrorType(ErrorType), d(new Private{}) {}
|
|
CacheSetHelper::~CacheSetHelper() { delete d; }
|
|
|
|
PackageContainerInterface::PackageContainerInterface() : ConstructedBy(CacheSetHelper::UNKNOWN), d(NULL) {}
|
|
PackageContainerInterface::PackageContainerInterface(PackageContainerInterface const &by) : PackageContainerInterface() { *this = by; }
|
|
PackageContainerInterface::PackageContainerInterface(CacheSetHelper::PkgSelector const by) : ConstructedBy(by), d(NULL) {}
|
|
PackageContainerInterface& PackageContainerInterface::operator=(PackageContainerInterface const &other) {
|
|
if (this != &other)
|
|
this->ConstructedBy = other.ConstructedBy;
|
|
return *this;
|
|
}
|
|
PackageContainerInterface::~PackageContainerInterface() {}
|
|
|
|
PackageUniverse::PackageUniverse(pkgCache * const Owner) : _cont(Owner), d(NULL) {}
|
|
PackageUniverse::PackageUniverse(pkgCacheFile * const Owner) : _cont(Owner->GetPkgCache()), d(NULL) {}
|
|
PackageUniverse::~PackageUniverse() {}
|
|
|
|
VersionContainerInterface::VersionContainerInterface() : d(NULL) {}
|
|
VersionContainerInterface::VersionContainerInterface(VersionContainerInterface const &other) : VersionContainerInterface() {
|
|
*this = other;
|
|
};
|
|
VersionContainerInterface& VersionContainerInterface::operator=(VersionContainerInterface const &) {
|
|
return *this;
|
|
}
|
|
|
|
VersionContainerInterface::~VersionContainerInterface() {}
|
|
}
|