1/*
2 * Copyright (C) 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#ifndef SCOPED_READDIR_H
18#define SCOPED_READDIR_H
19
20#include <dirent.h>
21
22#include "private/bionic_macros.h"
23
24class ScopedReaddir {
25 public:
26  ScopedReaddir(const char* path) : ScopedReaddir(opendir(path)) {
27  }
28
29  ScopedReaddir(DIR* dir) {
30    dir_ = dir;
31  }
32
33  ~ScopedReaddir() {
34    if (dir_ != NULL) {
35      closedir(dir_);
36    }
37  }
38
39  bool IsBad() {
40    return dir_ == NULL;
41  }
42
43  dirent* ReadEntry() {
44    return readdir(dir_);
45  }
46
47 private:
48  DIR* dir_;
49
50  DISALLOW_COPY_AND_ASSIGN(ScopedReaddir);
51};
52
53#endif // SCOPED_READDIR_H
54