Method GetFileSetDirectory

Source/cmExportInstallPackageInfoGenerator.cxx:221–264

}

cm::optional<std::string>
cmExportInstallPackageInfoGenerator::GetFileSetDirectory(
  cmGeneratorTarget* gte, cmTargetExport const* te, cmFileSet* fileSet,
  cm::optional<std::string> const& config)
{
  cmGeneratorExpression ge(*gte->Makefile->GetCMakeInstance());
  auto cge =
    ge.Parse(te->FileSetGenerators.at(fileSet->GetName())->GetDestination());

  std::string const unescapedDest =
    cge->Evaluate(gte->LocalGenerator, config.value_or(""), gte);
  bool const isConfigDependent = cge->GetHadContextSensitiveCondition();

  if (config && !isConfigDependent) {
    return {};
  }
  if (!config && isConfigDependent) {
    this->RequiresConfigFiles = true;
    return {};
  }

  std::string const& type = fileSet->GetType();
  if (config && (type == "CXX_MODULES"_s)) {
    // C++ modules do not support interface file sets which are dependent
    // upon the configuration.
    cmMakefile* mf = gte->LocalGenerator->GetMakefile();
    std::ostringstream e;
    e << "The \"" << gte->GetName() << "\" target's interface file set \""
      << fileSet->GetName() << "\" of type \"" << type
      << "\" contains context-sensitive base file entries which is not "
         "supported.";
    mf->IssueMessage(MessageType::FATAL_ERROR, e.str());
    return {};
  }

  cm::optional<std::string> dest = cmOutputConverter::EscapeForCMake(
    unescapedDest, cmOutputConverter::WrapQuotes::NoWrap);

  if (!cmSystemTools::FileIsFullPath(unescapedDest)) {
    dest = cmStrCat("@prefix@/"_s, *dest);
  }

  return dest;
}

bool cmExportInstallPackageInfoGenerator::GenerateFileSetProperties(
  Json::Value& component, cmGeneratorTarget* gte, cmTargetExport const* te,