bool FileCreator::createDirRecursively()

in util/FileCreator.cpp [298:337]

• 33 lines of code
• 12 McCabe index (conditional complexity)

bool FileCreator::createDirRecursively(const std::string dir, bool force) {
  // Skip writes is turned on. We shouldn't be creating files
  if (skipWrites_) {
    return false;
  }

  if (!force && dirCreated(dir)) {
    return true;
  }

  WDT_CHECK(dir.back() == '/');

  int64_t lastIndex = dir.size() - 1;
  while (lastIndex > 0 && dir[lastIndex - 1] != '/') {
    lastIndex--;
  }

  if (lastIndex > 0) {
    if (!createDirRecursively(dir.substr(0, lastIndex), force)) {
      return false;
    }
  }

  std::string fullDirPath = getFullPath(dir);
  int code = mkdir(fullDirPath.c_str(), S_IRWXU | S_IRWXG | S_IROTH | S_IXOTH);
  if (code != 0 && errno != EEXIST && errno != EISDIR) {
    WPLOG(ERROR) << "failed to make directory " << fullDirPath;
    return false;
  } else if (code != 0) {
    WLOG(INFO) << "dir already exists " << fullDirPath;
  } else {
    WLOG(INFO) << "made dir " << fullDirPath;
  }
  {
    std::lock_guard<std::mutex> lock(mutex_);
    createdDirs_.insert(dir);
  }

  return true;
}