mirror of
https://github.com/topjohnwu/Magisk.git
synced 2024-12-27 08:37:39 +00:00
44 lines
1.0 KiB
C++
44 lines
1.0 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 ERRNO_RESTORER_H
|
|
#define ERRNO_RESTORER_H
|
|
|
|
#include <errno.h>
|
|
|
|
#include "bionic_macros.h"
|
|
|
|
class ErrnoRestorer {
|
|
public:
|
|
explicit ErrnoRestorer() : saved_errno_(errno) {
|
|
}
|
|
|
|
~ErrnoRestorer() {
|
|
errno = saved_errno_;
|
|
}
|
|
|
|
void override(int new_errno) {
|
|
saved_errno_ = new_errno;
|
|
}
|
|
|
|
private:
|
|
int saved_errno_;
|
|
|
|
DISALLOW_COPY_AND_ASSIGN(ErrnoRestorer);
|
|
};
|
|
|
|
#endif // ERRNO_RESTORER_H
|