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 /*

  * Copyright (C) 2009 The Android Open Source Project

  *

  * Licensed 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.

  */

 #ifndef SCOPED_FD_H_included

 #define SCOPED_FD_H_included

 #include <unistd.h>

 // A smart pointer that closes the given fd on going out of scope.

 // Use this when the fd is incidental to the purpose of your function,

 // but needs to be cleaned up on exit.

 class ScopedFd {

 public:

     explicit ScopedFd(int fd) : fd(fd) {

     }

     ~ScopedFd() {

         close(fd);

     }

     int get() const {

         return fd;

     }

 private:

     int fd;

     // Disallow copy and assignment.

     ScopedFd(const ScopedFd&);

     void operator=(const ScopedFd&);

 };

 #endif  // SCOPED_FD_H_included