#include <apt-pkg/srcrecords.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/version.h>
+#include <apt-pkg/policy.h>
#include <apt-private/private-cachefile.h>
#include <apt-private/private-cacheset.h>
#include <apt-private/private-install.h>
#include <apt-private/private-source.h>
+#include <apt-pkg/debindexfile.h>
+
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <iostream>
+#include <sstream>
#include <set>
#include <string>
#include <vector>
#include <apti18n.h>
/*}}}*/
-// TryToInstallBuildDep - Try to install a single package /*{{{*/
-// ---------------------------------------------------------------------
-/* This used to be inlined in DoInstall, but with the advent of regex package
- name matching it was split out.. */
-static bool TryToInstallBuildDep(pkgCache::PkgIterator Pkg,pkgCacheFile &Cache,
- pkgProblemResolver &Fix,bool Remove,bool BrokenFix,
- bool AllowFail = true)
-{
- if (Cache[Pkg].CandidateVer == 0 && Pkg->ProvidesList != 0)
- {
- CacheSetHelperAPTGet helper(c1out);
- helper.showErrors(false);
- pkgCache::VerIterator Ver = helper.canNotFindNewestVer(Cache, Pkg);
- if (Ver.end() == false)
- Pkg = Ver.ParentPkg();
- else if (helper.showVirtualPackageErrors(Cache) == false)
- return AllowFail;
- }
-
- if (_config->FindB("Debug::BuildDeps",false) == true)
- {
- if (Remove == true)
- std::cout << " Trying to remove " << Pkg << std::endl;
- else
- std::cout << " Trying to install " << Pkg << std::endl;
- }
-
- if (Remove == true)
- {
- TryToRemove RemoveAction(Cache, &Fix);
- RemoveAction(Pkg.VersionList());
- } else if (Cache[Pkg].CandidateVer != 0) {
- TryToInstall InstallAction(Cache, &Fix, BrokenFix);
- InstallAction(Cache[Pkg].CandidateVerIter(Cache));
- InstallAction.doAutoInstall();
- } else
- return AllowFail;
-
- return true;
-}
- /*}}}*/
// GetReleaseFileForSourceRecord - Return Suite for the given srcrecord /*{{{*/
static pkgCache::RlsFileIterator GetReleaseFileForSourceRecord(CacheFile &CacheFile,
- pkgSourceList *SrcList, pkgSrcRecords::Parser *Parse)
+ pkgSourceList const * const SrcList, pkgSrcRecords::Parser const * const Parse)
{
// try to find release
const pkgIndexFile& CurrentIndexFile = Parse->Index();
// FindSrc - Find a source record /*{{{*/
static pkgSrcRecords::Parser *FindSrc(const char *Name,
pkgSrcRecords &SrcRecs,std::string &Src,
- CacheFile &CacheFile)
+ CacheFile &Cache)
{
+ if (Cache.BuildCaches(false) == false)
+ return nullptr;
std::string VerTag, UserRequestedVerTag;
std::string ArchTag = "";
std::string RelTag = _config->Find("APT::Default-Release");
std::string TmpSrc = Name;
- pkgDepCache *Cache = CacheFile.GetDepCache();
// extract release
size_t found = TmpSrc.find_last_of("/");
bool MatchSrcOnly = _config->FindB("APT::Get::Only-Source");
pkgCache::PkgIterator Pkg;
if (ArchTag != "")
- Pkg = Cache->FindPkg(TmpSrc, ArchTag);
+ Pkg = Cache.GetPkgCache()->FindPkg(TmpSrc, ArchTag);
else
- Pkg = Cache->FindPkg(TmpSrc);
+ Pkg = Cache.GetPkgCache()->FindPkg(TmpSrc);
// if we can't find a package but the user qualified with a arch,
// error out here
// choose a good candidate and proceed with that.
// Maybe we will find a source later on with the right VerTag
// or RelTag
- pkgCache::VerIterator const Ver = Cache->GetCandidateVersion(Pkg);
+ if (Cache.BuildPolicy() == false)
+ return nullptr;
+ pkgPolicy * Policy = dynamic_cast<pkgPolicy*>(Cache.GetPolicy());
+ if (Policy == nullptr)
+ {
+ _error->Fatal("Implementation error: dynamic up-casting policy engine failed in FindSrc!");
+ return nullptr;
+ }
+ pkgCache::VerIterator const Ver = Policy->GetCandidateVer(Pkg);
if (Ver.end() == false)
{
if (strcmp(Ver.SourcePkgName(),Ver.ParentPkg().Name()) != 0)
pkgSrcRecords::Parser *Last = 0;
unsigned long Offset = 0;
std::string Version;
- pkgSourceList *SrcList = CacheFile.GetSourceList();
+ pkgSourceList const * const SrcList = Cache.GetSourceList();
/* Iterate over all of the hits, which includes the resulting
binary packages in the search */
// See if we need to look for a specific release tag
if (RelTag != "" && UserRequestedVerTag == "")
{
- pkgCache::RlsFileIterator const Rls = GetReleaseFileForSourceRecord(CacheFile, SrcList, Parse);
+ pkgCache::RlsFileIterator const Rls = GetReleaseFileForSourceRecord(Cache, SrcList, Parse);
if (Rls.end() == false)
{
if ((Rls->Archive != 0 && RelTag == Rls.Archive()) ||
return ExecWait(Process, "dpkg-source");
}
/*}}}*/
-// InstallBuildDepsLoop /*{{{*/
-static bool InstallBuildDepsLoop(CacheFile &Cache, std::string const &Src,
- std::vector<pkgSrcRecords::Parser::BuildDepRec> const &BuildDeps,
- bool const StripMultiArch, std::string const &hostArch)
-{
- // Install the requested packages
- std::vector <pkgSrcRecords::Parser::BuildDepRec>::const_iterator D;
- pkgProblemResolver Fix(Cache);
- bool skipAlternatives = false; // skip remaining alternatives in an or group
- for (D = BuildDeps.begin(); D != BuildDeps.end(); ++D)
- {
- bool hasAlternatives = (((*D).Op & pkgCache::Dep::Or) == pkgCache::Dep::Or);
-
- if (skipAlternatives == true)
- {
- /*
- * if there are alternatives, we've already picked one, so skip
- * the rest
- *
- * TODO: this means that if there's a build-dep on A|B and B is
- * installed, we'll still try to install A; more importantly,
- * if A is currently broken, we cannot go back and try B. To fix
- * this would require we do a Resolve cycle for each package we
- * add to the install list. Ugh
- */
- if (!hasAlternatives)
- skipAlternatives = false; // end of or group
- continue;
- }
-
- if ((*D).Type == pkgSrcRecords::Parser::BuildConflict ||
- (*D).Type == pkgSrcRecords::Parser::BuildConflictIndep)
- {
- pkgCache::GrpIterator Grp = Cache->FindGrp((*D).Package);
- // Build-conflicts on unknown packages are silently ignored
- if (Grp.end() == true)
- continue;
-
- for (pkgCache::PkgIterator Pkg = Grp.PackageList(); Pkg.end() == false; Pkg = Grp.NextPkg(Pkg))
- {
- pkgCache::VerIterator IV = (*Cache)[Pkg].InstVerIter(*Cache);
- /*
- * Remove if we have an installed version that satisfies the
- * version criteria
- */
- if (IV.end() == false &&
- Cache->VS().CheckDep(IV.VerStr(),(*D).Op,(*D).Version.c_str()) == true)
- TryToInstallBuildDep(Pkg,Cache,Fix,true,false);
- }
- }
- else // BuildDep || BuildDepIndep
- {
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << "Looking for " << (*D).Package << "...\n";
-
- pkgCache::PkgIterator Pkg;
-
- // Cross-Building?
- if (StripMultiArch == false && D->Type != pkgSrcRecords::Parser::BuildDependIndep)
- {
- size_t const colon = D->Package.find(":");
- if (colon != std::string::npos)
- {
- if (strcmp(D->Package.c_str() + colon, ":any") == 0 || strcmp(D->Package.c_str() + colon, ":native") == 0)
- Pkg = Cache->FindPkg(D->Package.substr(0,colon));
- else
- Pkg = Cache->FindPkg(D->Package);
- }
- else
- Pkg = Cache->FindPkg(D->Package, hostArch);
-
- // a bad version either is invalid or doesn't satify dependency
-#define BADVER(Ver) (Ver.end() == true || \
- (D->Version.empty() == false && \
- Cache->VS().CheckDep(Ver.VerStr(),D->Op,D->Version.c_str()) == false))
-
- APT::VersionList verlist;
- if (Pkg.end() == false)
- {
- pkgCache::VerIterator Ver = (*Cache)[Pkg].InstVerIter(*Cache);
- if (BADVER(Ver) == false)
- verlist.insert(Ver);
- Ver = (*Cache)[Pkg].CandidateVerIter(*Cache);
- if (BADVER(Ver) == false)
- verlist.insert(Ver);
- }
- if (verlist.empty() == true)
- {
- pkgCache::PkgIterator BuildPkg = Cache->FindPkg(D->Package, "native");
- if (BuildPkg.end() == false && Pkg != BuildPkg)
- {
- pkgCache::VerIterator Ver = (*Cache)[BuildPkg].InstVerIter(*Cache);
- if (BADVER(Ver) == false)
- verlist.insert(Ver);
- Ver = (*Cache)[BuildPkg].CandidateVerIter(*Cache);
- if (BADVER(Ver) == false)
- verlist.insert(Ver);
- }
- }
-#undef BADVER
-
- std::string forbidden;
- // We need to decide if host or build arch, so find a version we can look at
- APT::VersionList::const_iterator Ver = verlist.begin();
- for (; Ver != verlist.end(); ++Ver)
- {
- forbidden.clear();
- if (Ver->MultiArch == pkgCache::Version::No || Ver->MultiArch == pkgCache::Version::All)
- {
- if (colon == std::string::npos)
- Pkg = Ver.ParentPkg().Group().FindPkg(hostArch);
- else if (strcmp(D->Package.c_str() + colon, ":any") == 0)
- forbidden = "Multi-Arch: no";
- else if (strcmp(D->Package.c_str() + colon, ":native") == 0)
- Pkg = Ver.ParentPkg().Group().FindPkg("native");
- }
- else if (Ver->MultiArch == pkgCache::Version::Same)
- {
- if (colon == std::string::npos)
- Pkg = Ver.ParentPkg().Group().FindPkg(hostArch);
- else if (strcmp(D->Package.c_str() + colon, ":any") == 0)
- forbidden = "Multi-Arch: same";
- else if (strcmp(D->Package.c_str() + colon, ":native") == 0)
- Pkg = Ver.ParentPkg().Group().FindPkg("native");
- }
- else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign)
- {
- if (colon == std::string::npos)
- Pkg = Ver.ParentPkg().Group().FindPkg("native");
- else if (strcmp(D->Package.c_str() + colon, ":any") == 0 ||
- strcmp(D->Package.c_str() + colon, ":native") == 0)
- forbidden = "Multi-Arch: foreign";
- }
- else if ((Ver->MultiArch & pkgCache::Version::Allowed) == pkgCache::Version::Allowed)
- {
- if (colon == std::string::npos)
- Pkg = Ver.ParentPkg().Group().FindPkg(hostArch);
- else if (strcmp(D->Package.c_str() + colon, ":any") == 0)
- {
- // prefer any installed over preferred non-installed architectures
- pkgCache::GrpIterator Grp = Ver.ParentPkg().Group();
- // we don't check for version here as we are better of with upgrading than remove and install
- for (Pkg = Grp.PackageList(); Pkg.end() == false; Pkg = Grp.NextPkg(Pkg))
- if (Pkg.CurrentVer().end() == false)
- break;
- if (Pkg.end() == true)
- Pkg = Grp.FindPreferredPkg(true);
- }
- else if (strcmp(D->Package.c_str() + colon, ":native") == 0)
- Pkg = Ver.ParentPkg().Group().FindPkg("native");
- }
-
- if (forbidden.empty() == false)
- {
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << D->Package.substr(colon, std::string::npos) << " is not allowed from " << forbidden << " package " << (*D).Package << " (" << Ver.VerStr() << ")" << std::endl;
- continue;
- }
-
- //we found a good version
- break;
- }
- if (Ver == verlist.end())
- {
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << " No multiarch info as we have no satisfying installed nor candidate for " << D->Package << " on build or host arch" << std::endl;
-
- if (forbidden.empty() == false)
- {
- if (hasAlternatives)
- continue;
- return _error->Error(_("%s dependency for %s can't be satisfied "
- "because %s is not allowed on '%s' packages"),
- pkgSrcRecords::Parser::BuildDepType(D->Type), Src.c_str(),
- D->Package.c_str(), forbidden.c_str());
- }
- }
- }
- else
- Pkg = Cache->FindPkg(D->Package);
-
- if (Pkg.end() == true || (Pkg->VersionList == 0 && Pkg->ProvidesList == 0))
- {
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << " (not found)" << (*D).Package << std::endl;
-
- if (hasAlternatives)
- continue;
-
- return _error->Error(_("%s dependency for %s cannot be satisfied "
- "because the package %s cannot be found"),
- pkgSrcRecords::Parser::BuildDepType(D->Type), Src.c_str(),
- (*D).Package.c_str());
- }
-
- pkgCache::VerIterator IV = (*Cache)[Pkg].InstVerIter(*Cache);
- if (IV.end() == false)
- {
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << " Is installed\n";
-
- if (D->Version.empty() == true ||
- Cache->VS().CheckDep(IV.VerStr(),(*D).Op,(*D).Version.c_str()) == true)
- {
- skipAlternatives = hasAlternatives;
- continue;
- }
-
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << " ...but the installed version doesn't meet the version requirement\n";
-
- if (((*D).Op & pkgCache::Dep::LessEq) == pkgCache::Dep::LessEq)
- return _error->Error(_("Failed to satisfy %s dependency for %s: Installed package %s is too new"),
- pkgSrcRecords::Parser::BuildDepType(D->Type), Src.c_str(), Pkg.FullName(true).c_str());
- }
-
- // Only consider virtual packages if there is no versioned dependency
- if ((*D).Version.empty() == true)
- {
- /*
- * If this is a virtual package, we need to check the list of
- * packages that provide it and see if any of those are
- * installed
- */
- pkgCache::PrvIterator Prv = Pkg.ProvidesList();
- for (; Prv.end() != true; ++Prv)
- {
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << " Checking provider " << Prv.OwnerPkg().FullName() << std::endl;
-
- if ((*Cache)[Prv.OwnerPkg()].InstVerIter(*Cache).end() == false)
- break;
- }
-
- if (Prv.end() == false)
- {
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << " Is provided by installed package " << Prv.OwnerPkg().FullName() << std::endl;
- skipAlternatives = hasAlternatives;
- continue;
- }
- }
- else // versioned dependency
- {
- pkgCache::VerIterator CV = (*Cache)[Pkg].CandidateVerIter(*Cache);
- if (CV.end() == true ||
- Cache->VS().CheckDep(CV.VerStr(),(*D).Op,(*D).Version.c_str()) == false)
- {
- if (hasAlternatives)
- continue;
- else if (CV.end() == false)
- return _error->Error(_("%s dependency for %s cannot be satisfied "
- "because candidate version of package %s "
- "can't satisfy version requirements"),
- pkgSrcRecords::Parser::BuildDepType(D->Type), Src.c_str(),
- D->Package.c_str());
- else
- return _error->Error(_("%s dependency for %s cannot be satisfied "
- "because package %s has no candidate version"),
- pkgSrcRecords::Parser::BuildDepType(D->Type), Src.c_str(),
- D->Package.c_str());
- }
- }
-
- if (TryToInstallBuildDep(Pkg,Cache,Fix,false,false,false) == true)
- {
- // We successfully installed something; skip remaining alternatives
- skipAlternatives = hasAlternatives;
- if(_config->FindB("APT::Get::Build-Dep-Automatic", false) == true)
- Cache->MarkAuto(Pkg, true);
- continue;
- }
- else if (hasAlternatives)
- {
- if (_config->FindB("Debug::BuildDeps",false) == true)
- std::cout << " Unsatisfiable, trying alternatives\n";
- continue;
- }
- else
- {
- return _error->Error(_("Failed to satisfy %s dependency for %s: %s"),
- pkgSrcRecords::Parser::BuildDepType(D->Type),
- Src.c_str(),
- (*D).Package.c_str());
- }
- }
- }
-
- if (Fix.Resolve(true) == false)
- _error->Discard();
-
- // Now we check the state of the packages,
- if (Cache->BrokenCount() != 0)
- {
- ShowBroken(std::cout, Cache, false);
- return _error->Error(_("Build-dependencies for %s could not be satisfied."), Src.c_str());
- }
- return true;
-}
- /*}}}*/
// DoBuildDep - Install/removes packages to satisfy build dependencies /*{{{*/
// ---------------------------------------------------------------------
/* This function will look at the build depends list of the given source
return BuildDeps;
}
+static void WriteBuildDependencyPackage(std::ostringstream &buildDepsPkgFile,
+ std::string const &PkgName, std::string const &Arch,
+ std::vector<pkgSrcRecords::Parser::BuildDepRec> const &Dependencies)
+{
+ buildDepsPkgFile << "Package: " << PkgName << "\n"
+ << "Architecture: " << Arch << "\n"
+ << "Version: 1\n";
+
+ std::string depends, conflicts;
+ for (auto const &dep: Dependencies)
+ {
+ std::string * type;
+ if (dep.Type == pkgSrcRecords::Parser::BuildConflict || dep.Type == pkgSrcRecords::Parser::BuildConflictIndep)
+ type = &conflicts;
+ else
+ type = &depends;
+
+ type->append(" ").append(dep.Package);
+ if (dep.Version.empty() == false)
+ type->append(" (").append(pkgCache::CompTypeDeb(dep.Op)).append(" ").append(dep.Version).append(")");
+ if ((dep.Op & pkgCache::Dep::Or) == pkgCache::Dep::Or)
+ {
+ type->append("\n |");
+ }
+ else
+ type->append(",\n");
+ }
+ if (depends.empty() == false)
+ buildDepsPkgFile << "Depends:\n" << depends;
+ if (conflicts.empty() == false)
+ buildDepsPkgFile << "Conflicts:\n" << conflicts;
+ buildDepsPkgFile << "\n";
+}
bool DoBuildDep(CommandLine &CmdL)
{
CacheFile Cache;
_config->Set("APT::Install-Recommends", false);
- bool WantLock = _config->FindB("APT::Get::Print-URIs", false) == false;
-
- if (Cache.Open(WantLock) == false)
- return false;
-
if (CmdL.FileSize() <= 1 && VolatileCmdL.empty())
return _error->Error(_("Must specify at least one package to check builddeps for"));
else
StripMultiArch = true;
+ std::ostringstream buildDepsPkgFile;
+ std::vector<std::pair<std::string,std::string>> pseudoPkgs;
// deal with the build essentials first
{
std::vector<pkgSrcRecords::Parser::BuildDepRec> BuildDeps;
-
Configuration::Item const *Opts = _config->Tree("APT::Build-Essential");
if (Opts)
Opts = Opts->Child;
rec.Op = 0;
BuildDeps.push_back(rec);
}
-
- if (InstallBuildDepsLoop(Cache, "APT::Build-Essential", BuildDeps, StripMultiArch, hostArch) == false)
- return false;
+ std::string const pseudo = "builddeps:essentials";
+ std::string const nativeArch = _config->Find("APT::Architecture");
+ WriteBuildDependencyPackage(buildDepsPkgFile, pseudo, nativeArch, BuildDeps);
+ pseudoPkgs.emplace_back(pseudo, nativeArch);
}
// Read the source list
if (Cache.BuildSourceList() == false)
return false;
pkgSourceList *List = Cache.GetSourceList();
+ std::string const pseudoArch = hostArch.empty() ? _config->Find("APT::Architecture") : hostArch;
// FIXME: Avoid volatile sources == cmdline assumption
{
if (Last == nullptr)
return _error->Error(_("Unable to find a source package for %s"), Src);
- auto const BuildDeps = GetBuildDeps(Last.get(), Src, StripMultiArch, hostArch);
- if (InstallBuildDepsLoop(Cache, Src, BuildDeps, StripMultiArch, hostArch) == false)
- return false;
+ std::string const pseudo = std::string("builddeps:") + Src;
+ WriteBuildDependencyPackage(buildDepsPkgFile, pseudo, pseudoArch,
+ GetBuildDeps(Last.get(), Src, StripMultiArch, hostArch));
+ pseudoPkgs.emplace_back(pseudo, pseudoArch);
}
}
else
- _error->Error("Implementation error: Volatile sources (%lu) and commandline elements (%lu) do not match!", VolatileSources.size(), VolatileCmdL.size());
+ return _error->Error("Implementation error: Volatile sources (%lu) and"
+ "commandline elements (%lu) do not match!", VolatileSources.size(),
+ VolatileCmdL.size());
}
if (CmdL.FileList[1] != 0)
if (Last == nullptr)
return _error->Error(_("Unable to find a source package for %s"), *I);
- auto const BuildDeps = GetBuildDeps(Last, Src.c_str(), StripMultiArch, hostArch);
- if (InstallBuildDepsLoop(Cache, Src, BuildDeps, StripMultiArch, hostArch) == false)
- return false;
+ std::string const pseudo = std::string("builddeps:") + Src;
+ WriteBuildDependencyPackage(buildDepsPkgFile, pseudo, pseudoArch,
+ GetBuildDeps(Last, Src.c_str(), StripMultiArch, hostArch));
+ pseudoPkgs.emplace_back(pseudo, pseudoArch);
}
}
+ Cache.AddIndexFile(new debStringPackageIndex(buildDepsPkgFile.str()));
+
+ bool WantLock = _config->FindB("APT::Get::Print-URIs", false) == false;
+ if (Cache.Open(WantLock) == false)
+ return false;
+ pkgProblemResolver Fix(Cache.GetDepCache());
+
+ APT::PackageVector removeAgain;
+ {
+ pkgDepCache::ActionGroup group(Cache);
+ TryToInstall InstallAction(Cache, &Fix, false);
+ for (auto const &pkg: pseudoPkgs)
+ {
+ pkgCache::PkgIterator const Pkg = Cache->FindPkg(pkg.first, pkg.second);
+ if (Pkg.end())
+ continue;
+ Cache->SetCandidateVersion(Pkg.VersionList());
+ InstallAction(Cache[Pkg].CandidateVerIter(Cache));
+ removeAgain.push_back(Pkg);
+ }
+ InstallAction.doAutoInstall();
+
+ OpTextProgress Progress(*_config);
+ bool const resolver_fail = Fix.Resolve(true, &Progress);
+ if (resolver_fail == false && Cache->BrokenCount() == 0)
+ return false;
+ if (CheckNothingBroken(Cache) == false)
+ return false;
+ }
+ if (DoAutomaticRemove(Cache) == false)
+ return false;
+ {
+ pkgDepCache::ActionGroup group(Cache);
+ for (auto const &pkg: removeAgain)
+ Cache->MarkDelete(pkg, false, 0, true);
+ }
+
+ pseudoPkgs.clear();
if (_error->PendingError() || InstallPackages(Cache, false, true) == false)
return _error->Error(_("Failed to process build dependencies"));
return true;
projects / apt.git / blobdiff