diff options
author | Vincent Ambo <tazjin@google.com> | 2020-05-20T01·32+0100 |
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committer | Vincent Ambo <tazjin@google.com> | 2020-05-20T01·32+0100 |
commit | fc8dc48020ac5b52731d0828a96ea4d2526c77ba (patch) | |
tree | 353204eea3268095a9ad3f5345720f32c2615c69 /third_party/abseil_cpp/absl/base/internal/scoped_set_env.h | |
parent | ffb2ae54beb5796cd408fbe15d2d2da09ff37adf (diff) | |
parent | 768eb2ca2857342673fcd462792ce04b8bac3fa3 (diff) |
Add 'third_party/abseil_cpp/' from commit '768eb2ca2857342673fcd462792ce04b8bac3fa3' r/781
git-subtree-dir: third_party/abseil_cpp git-subtree-mainline: ffb2ae54beb5796cd408fbe15d2d2da09ff37adf git-subtree-split: 768eb2ca2857342673fcd462792ce04b8bac3fa3
Diffstat (limited to 'third_party/abseil_cpp/absl/base/internal/scoped_set_env.h')
-rw-r--r-- | third_party/abseil_cpp/absl/base/internal/scoped_set_env.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/third_party/abseil_cpp/absl/base/internal/scoped_set_env.h b/third_party/abseil_cpp/absl/base/internal/scoped_set_env.h new file mode 100644 index 000000000000..19ec7b5d8a04 --- /dev/null +++ b/third_party/abseil_cpp/absl/base/internal/scoped_set_env.h @@ -0,0 +1,45 @@ +// +// Copyright 2019 The Abseil 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 +// +// https://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 ABSL_BASE_INTERNAL_SCOPED_SET_ENV_H_ +#define ABSL_BASE_INTERNAL_SCOPED_SET_ENV_H_ + +#include <string> + +#include "absl/base/config.h" + +namespace absl { +ABSL_NAMESPACE_BEGIN +namespace base_internal { + +class ScopedSetEnv { + public: + ScopedSetEnv(const char* var_name, const char* new_value); + ~ScopedSetEnv(); + + private: + std::string var_name_; + std::string old_value_; + + // True if the environment variable was initially not set. + bool was_unset_; +}; + +} // namespace base_internal +ABSL_NAMESPACE_END +} // namespace absl + +#endif // ABSL_BASE_INTERNAL_SCOPED_SET_ENV_H_ |