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// Copyright 2018 The gVisor Authors.
//
// 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 GVISOR_TEST_UTIL_TEMP_UMASK_H_
#define GVISOR_TEST_UTIL_TEMP_UMASK_H_
#include <sys/stat.h>
#include <sys/types.h>
namespace gvisor {
namespace testing {
class TempUmask {
public:
// Sets the process umask to `mask`.
explicit TempUmask(mode_t mask) : old_mask_(umask(mask)) {}
// Sets the process umask to its previous value.
~TempUmask() { umask(old_mask_); }
private:
mode_t old_mask_;
};
} // namespace testing
} // namespace gvisor
#endif // GVISOR_TEST_UTIL_TEMP_UMASK_H_
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