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28 lines
841 B
C++
28 lines
841 B
C++
#ifndef PLATFORM_IMPL_LINUX_ATOMIC_BOOLEAN_H_
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#define PLATFORM_IMPL_LINUX_ATOMIC_BOOLEAN_H_
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#include "internal/platform/implementation/atomic_boolean.h"
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#include <atomic>
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namespace nearby {
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namespace linux {
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// A boolean value that may be updated atomically.
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class AtomicBoolean : public api::AtomicBoolean {
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public:
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AtomicBoolean(bool initial_value) : atomic_boolean_(initial_value) {}
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~AtomicBoolean() override = default;
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// Atomically read and return current value.
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bool Get() const override { return atomic_boolean_; };
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// Atomically exchange original value with a new one. Return previous value.
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bool Set(bool value) override { return atomic_boolean_.exchange(value); };
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private:
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std::atomic_bool atomic_boolean_ = false;
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};
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} // namespace linux
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} // namespace nearby
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#endif // PLATFORM_IMPL_LINUX_ATOMIC_BOOLEAN_H_
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