Method AppendLinkDeps

Source/cmFastbuildNormalTargetGenerator.cxx:2058–2149

}

void cmFastbuildNormalTargetGenerator::AppendLinkDeps(
  std::set<FastbuildTargetDep>& preBuildDeps, FastbuildLinkerNode& linkerNode,
  FastbuildLinkerNode& cudaDeviceLinkLinkerNode)
{
  std::set<std::string> linkedObjects;
  cmComputeLinkInformation const* linkInfo =
    this->GeneratorTarget->GetLinkInformation(Config);
  if (!linkInfo) {
    return;
  }

  UsingCommandLine = false;
  AppendLINK_DEPENDS(linkerNode);
  // Object libs that are linked directly to target (e.g.
  // add_executable(test_exe archiveObjs)
  AppendDirectObjectLibs(linkerNode, linkedObjects);
  std::size_t numberOfDirectlyLinkedObjects =
    linkerNode.LibrarianAdditionalInputs.size();
  // target_link_libraries.
  cmComputeLinkInformation::ItemVector const items = linkInfo->GetItems();

  LogMessage(cmStrCat("Link items size: ", items.size()));
  for (cmComputeLinkInformation::Item const& item : items) {
    std::string const feature = item.GetFeatureName();
    LogMessage("GetFeatureName: " + feature);
    std::string const formatted =
      item.GetFormattedItem(item.Value.Value).Value;
    if (!feature.empty()) {
      LogMessage("GetFormattedItem: " +
                 item.GetFormattedItem(item.Value.Value).Value);
    }
    // We're linked to `$<TARGET_OBJECTS>`.
    // Static libs transitively propagate such deps, see:
    // https://cmake.org/cmake/help/latest/command/target_link_libraries.html#linking-object-libraries-via-target-objects
    if (item.ObjectSource &&
        linkerNode.Type != FastbuildLinkerNode::STATIC_LIBRARY) {
      // Tested in "ObjectLibrary" test.
      std::string const libName = item.ObjectSource->GetObjectLibrary();
      std::string dep = libName + FASTBUILD_OBJECTS_ALIAS_POSTFIX;
      if (linkedObjects.emplace(dep).second) {
        FastbuildTargetDep targetDep{ libName };
        targetDep.Type = FastbuildTargetDepType::ORDER_ONLY;
        preBuildDeps.emplace(std::move(targetDep));

        cmTarget const* importedTarget =
          this->LocalGenerator->GetMakefile()->FindImportedTarget(libName);
        // Add direct path to the object for imported target
        // since such targets are not defined in fbuild.bff file.
        if (importedTarget) {
          LogMessage(
            cmStrCat("Adding ", formatted, " to LibrarianAdditionalInputs"));
          linkerNode.LibrarianAdditionalInputs.emplace_back(formatted);
        } else {
          LogMessage(
            cmStrCat("Adding ", dep, " to LibrarianAdditionalInputs"));
          linkerNode.LibrarianAdditionalInputs.emplace_back(std::move(dep));
        }
      }