Method GetTarget

Source/cmGeneratorExpressionNode.cxx:5051–5089

protected:
  cmGeneratorTarget* GetTarget(
    std::vector<std::string> const& parameters, cm::GenEx::Evaluation* eval,
    GeneratorExpressionContent const* content,
    cmGeneratorExpressionDAGChecker* dagChecker) const
  {
    // Lookup the referenced target.
    std::string const& name = parameters.front();

    if (!cmGeneratorExpression::IsValidTargetName(name)) {
      ::reportError(eval, content->GetOriginalExpression(),
                    "Expression syntax not recognized.");
      return nullptr;
    }
    cmGeneratorTarget* target =
      eval->Context.LG->FindGeneratorTargetToUse(name);
    if (!target) {
      ::reportError(eval, content->GetOriginalExpression(),
                    cmStrCat("No target \"", name, '"'));
      return nullptr;
    }
    if (target->GetType() >= cmStateEnums::OBJECT_LIBRARY &&
        target->GetType() != cmStateEnums::UNKNOWN_LIBRARY) {
      ::reportError(
        eval, content->GetOriginalExpression(),
        cmStrCat("Target \"", name, "\" is not an executable or library."));
      return nullptr;
    }
    if (dagChecker &&
        (dagChecker->EvaluatingLinkLibraries(target) ||
         (dagChecker->EvaluatingSources() &&
          target == dagChecker->TopTarget()))) {
      ::reportError(eval, content->GetOriginalExpression(),
                    "Expressions which require the linker language may not "
                    "be used while evaluating link libraries");
      return nullptr;
    }

    return target;
  }
};

template <typename ArtifactT, typename ComponentT>