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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "utils_global.h"
#include <QString>
#include <atomic>
#include <memory>
namespace Utils {
class ScopedTimerPrivate;
class QTCREATOR_UTILS_EXPORT ScopedTimerData
{
public:
QString m_message;
const char *m_fileName = nullptr;
int m_line = 0;
std::atomic<int64_t> *m_cumulative = nullptr;
};
class QTCREATOR_UTILS_EXPORT ScopedTimer
{
public:
ScopedTimer(const ScopedTimerData &data);
~ScopedTimer();
private:
std::unique_ptr<ScopedTimerPrivate> d;
};
} // Utils
// The "message" argument of QTC_SCOPED_TIMER() and QTC_STATIC_SCOPED_TIMER() macros is optional.
// When provided, it should evaluate to QString.
#define QTC_CONCAT_HELPER(x, y) x ## y
#define QTC_CONCAT(x, y) QTC_CONCAT_HELPER(x, y)
#define QTC_SCOPED_TIMER(message) ::Utils::ScopedTimer QTC_CONCAT(_qtc_scoped_timer_, __LINE__)\
({{message}, __FILE__, __LINE__})
// The macro below expands as follows (in one line):
// static std::atomic<int64_t> _qtc_static_scoped_timer___LINE__ = 0;
// ScopedTimer _qtc_scoped_timer___LINE__(__FILE__, __LINE__, &_qtc_static_scoped_timer___LINE__)
#define QTC_STATIC_SCOPED_TIMER(message) static std::atomic<int64_t> \
QTC_CONCAT(_qtc_static_scoped_timer_, __LINE__) = 0; \
::Utils::ScopedTimer QTC_CONCAT(_qtc_scoped_timer_, __LINE__)\
({{message}, __FILE__, __LINE__, &QTC_CONCAT(_qtc_static_scoped_timer_, __LINE__)})
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