text: /**
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  #include "fuse_dfs.h"
  #include "fuse_impls.h"
  #include "fuse_connect.h"
  
  int dfs_utimens(const char *path, const struct timespec ts[2])
  {
    TRACE1("utimens", path)
  #if PERMS
    // retrieve dfs specific data
    dfs_context *dfs = (dfs_context*)fuse_get_context()->private_data;
  
    // check params and the context var
    assert(path);
    assert(dfs);
    assert('/' == *path);
  
    time_t aTime = ts[0].tv_sec;
    time_t mTime = ts[1].tv_sec;
  
    hdfsFS userFS;
    // if not connected, try to connect and fail out if we can't.
    if ((userFS = doConnectAsUser(dfs->nn_hostname,dfs->nn_port))== NULL) {
      syslog(LOG_ERR, "ERROR: could not connect to dfs %s:%d\n",
             __FILE__, __LINE__);
      return -EIO;
    }
  
    if (hdfsUtime(userFS, path, mTime, aTime)) {
      hdfsFileInfo *info = hdfsGetPathInfo(dfs->fs,path);
      if (info == NULL) {
        return -EIO;
      }
      // Silently ignore utimens failure for directories, otherwise 
      // some programs like tar will fail.
      if (info->mKind == kObjectKindDirectory) {
        return 0;
      }
      return -errno;
    }
  #endif  
    return 0;
  }
  