45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
// Copyright 2019 The Dawn Authors
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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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#ifndef COMMON_SYSTEMUTILS_H_
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#define COMMON_SYSTEMUTILS_H_
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#include "common/Platform.h"
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#include <string>
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const char* GetPathSeparator();
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std::string GetEnvironmentVar(const char* variableName);
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bool SetEnvironmentVar(const char* variableName, const char* value);
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std::string GetExecutableDirectory();
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class ScopedEnvironmentVar {
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public:
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ScopedEnvironmentVar() = default;
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ScopedEnvironmentVar(const char* variableName, const char* value);
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~ScopedEnvironmentVar();
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ScopedEnvironmentVar(const ScopedEnvironmentVar& rhs) = delete;
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ScopedEnvironmentVar& operator=(const ScopedEnvironmentVar& rhs) = delete;
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bool Set(const char* variableName, const char* value);
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private:
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std::string mName;
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std::string mOriginalValue;
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bool mIsSet = false;
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};
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#endif // COMMON_SYSTEMUTILS_H_
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