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fd954fcec7
These implementations have been copied from Chromium and adapted to build and run in WebRTC's environment. Bug: webrtc:12689 Change-Id: Id8ff5d86b00827102a6be9d613fad7864130d013 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/224661 Commit-Queue: Victor Boivie <boivie@webrtc.org> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#34425}
74 lines
2 KiB
C++
74 lines
2 KiB
C++
/*
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* Copyright (c) 2021 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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// This implementation is borrowed from Chromium.
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#ifndef RTC_BASE_CONTAINERS_MOVE_ONLY_INT_H_
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#define RTC_BASE_CONTAINERS_MOVE_ONLY_INT_H_
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namespace webrtc {
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// A move-only class that holds an integer. This is designed for testing
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// containers. See also CopyOnlyInt.
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class MoveOnlyInt {
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public:
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explicit MoveOnlyInt(int data = 1) : data_(data) {}
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MoveOnlyInt(const MoveOnlyInt& other) = delete;
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MoveOnlyInt& operator=(const MoveOnlyInt& other) = delete;
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MoveOnlyInt(MoveOnlyInt&& other) : data_(other.data_) { other.data_ = 0; }
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~MoveOnlyInt() { data_ = 0; }
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MoveOnlyInt& operator=(MoveOnlyInt&& other) {
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data_ = other.data_;
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other.data_ = 0;
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return *this;
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}
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friend bool operator==(const MoveOnlyInt& lhs, const MoveOnlyInt& rhs) {
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return lhs.data_ == rhs.data_;
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}
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friend bool operator!=(const MoveOnlyInt& lhs, const MoveOnlyInt& rhs) {
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return !operator==(lhs, rhs);
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}
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friend bool operator<(const MoveOnlyInt& lhs, int rhs) {
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return lhs.data_ < rhs;
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}
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friend bool operator<(int lhs, const MoveOnlyInt& rhs) {
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return lhs < rhs.data_;
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}
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friend bool operator<(const MoveOnlyInt& lhs, const MoveOnlyInt& rhs) {
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return lhs.data_ < rhs.data_;
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}
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friend bool operator>(const MoveOnlyInt& lhs, const MoveOnlyInt& rhs) {
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return rhs < lhs;
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}
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friend bool operator<=(const MoveOnlyInt& lhs, const MoveOnlyInt& rhs) {
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return !(rhs < lhs);
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}
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friend bool operator>=(const MoveOnlyInt& lhs, const MoveOnlyInt& rhs) {
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return !(lhs < rhs);
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}
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int data() const { return data_; }
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private:
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volatile int data_;
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};
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} // namespace webrtc
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#endif // RTC_BASE_CONTAINERS_MOVE_ONLY_INT_H_
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