mirror of
https://github.com/topjohnwu/Magisk.git
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44 lines
1.0 KiB
C++
44 lines
1.0 KiB
C++
/*
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* Copyright (C) 2013 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ERRNO_RESTORER_H
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#define ERRNO_RESTORER_H
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#include <errno.h>
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#include "bionic_macros.h"
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class ErrnoRestorer {
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public:
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explicit ErrnoRestorer() : saved_errno_(errno) {
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}
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~ErrnoRestorer() {
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errno = saved_errno_;
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}
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void override(int new_errno) {
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saved_errno_ = new_errno;
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}
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private:
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int saved_errno_;
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DISALLOW_COPY_AND_ASSIGN(ErrnoRestorer);
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};
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#endif // ERRNO_RESTORER_H
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