bionic/libc/private/ScopedReaddir.h
Elliott Hughes 701bec2af3 Reimplement scandir(3).
The old scandir implementation didn't take into account the varying
size of directory entries, and didn't correctly clean up on its
error exits.

Bug: 7339844
Change-Id: Ib40e3564709752241a3119a496cbb2192e3f9abe
2013-02-25 13:14:31 -08:00

51 lines
1.1 KiB
C++

/*
* Copyright (C) 2013 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_READDIR_H
#define SCOPED_READDIR_H
#include <dirent.h>
class ScopedReaddir {
public:
ScopedReaddir(const char* path) {
dir_ = opendir(path);
}
~ScopedReaddir() {
if (dir_ != NULL) {
closedir(dir_);
}
}
bool IsBad() {
return dir_ == NULL;
}
dirent* ReadEntry() {
return readdir(dir_);
}
private:
DIR* dir_;
// Disallow copy and assignment.
ScopedReaddir(const ScopedReaddir&);
void operator=(const ScopedReaddir&);
};
#endif // SCOPED_READDIR_H