Function CopyDirectory

be/src/kudu/util/env_util.cc:269–294

}

Status CopyDirectory(Env* env, const std::string& source_path, const std::string& dest_path,
                     WritableFileOptions opts) {
  bool is_dir;
  RETURN_NOT_OK(env->IsDirectory(source_path, &is_dir));

  if (!is_dir) {
    return Status::InvalidArgument("source is not a directory");
  }

  vector<string> children;
  RETURN_NOT_OK(ListFilesInDir(env, source_path, &children));

  RETURN_NOT_OK(env->CreateDir(dest_path));
  for (const auto& c : children) {
    string source = JoinPathSegments(source_path, c);
    string dest = JoinPathSegments(dest_path, c);
    RETURN_NOT_OK(env->IsDirectory(source, &is_dir));
    if (is_dir) {
      RETURN_NOT_OK(CopyDirectory(env, source, dest, opts));
    } else {
      RETURN_NOT_OK(CopyFile(env, source, dest, opts));
    }
  }

  return Status::OK();
}

Status DeleteExcessFilesByPattern(Env* env, const string& pattern, int max_matches) {
  // Negative numbers don't make sense for our interface.