Method GetOutputInfo

Source/cmGeneratorTarget.cxx:4513–4569

}

cmGeneratorTarget::OutputInfo const* cmGeneratorTarget::GetOutputInfo(
  std::string const& config) const
{
  // There is no output information for imported targets.
  if (this->IsImported()) {
    return nullptr;
  }

  // Synthetic targets don't have output.
  if (this->IsSynthetic()) {
    return nullptr;
  }

  // Only libraries and executables have well-defined output files.
  if (!this->HaveWellDefinedOutputFiles()) {
    std::string msg = cmStrCat("cmGeneratorTarget::GetOutputInfo called for ",
                               this->GetName(), " which has type ",
                               cmState::GetTargetTypeName(this->GetType()));
    this->LocalGenerator->IssueMessage(MessageType::INTERNAL_ERROR, msg);
    return nullptr;
  }

  // Lookup/compute/cache the output information for this configuration.
  std::string config_upper;
  if (!config.empty()) {
    config_upper = cmSystemTools::UpperCase(config);
  }
  auto i = this->OutputInfoMap.find(config_upper);
  if (i == this->OutputInfoMap.end()) {
    // Add empty info in map to detect potential recursion.
    OutputInfo info;
    OutputInfoMapType::value_type entry(config_upper, info);
    i = this->OutputInfoMap.insert(entry).first;

    // Compute output directories.
    this->ComputeOutputDir(config, cmStateEnums::RuntimeBinaryArtifact,
                           info.OutDir);
    this->ComputeOutputDir(config, cmStateEnums::ImportLibraryArtifact,
                           info.ImpDir);
    if (!this->ComputePDBOutputDir("PDB", config, info.PdbDir)) {
      info.PdbDir = info.OutDir;
    }

    // Now update the previously-prepared map entry.
    i->second = info;
  } else if (i->second.empty()) {
    // An empty map entry indicates we have been called recursively
    // from the above block.
    this->LocalGenerator->GetCMakeInstance()->IssueMessage(
      MessageType::FATAL_ERROR,
      cmStrCat("Target '", this->GetName(),
               "' OUTPUT_DIRECTORY depends on itself."),
      this->GetBacktrace());
    return nullptr;
  }
  return &i->second;
}