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Process: Read QTC_MEASURE_PROCESS just once

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And store it in static variable.

Change-Id: Ia630f63125088bff32a4d6df9de4c8279c8d8b34
Reviewed-by: hjk <hjk@qt.io>
This commit is contained in:
Jarek Kobus
2024-01-22 10:05:04 +01:00
parent 77e395f926
commit 60eaa2c826
1 changed files with 7 additions and 3 deletions
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10
src/libs/utils/process.cpp
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@@ -58,17 +58,22 @@ static bool isGuiEnabled()
return isGuiApp && isMainThread(); return isGuiApp && isMainThread();
} }
static bool isMeasuring()
{
static const bool measuring = qtcEnvironmentVariableIsSet("QTC_MEASURE_PROCESS");
return measuring;
}
class MeasureAndRun class MeasureAndRun
{ {
public: public:
MeasureAndRun(const char *functionName) MeasureAndRun(const char *functionName)
: m_functionName(functionName) : m_functionName(functionName)
, m_measureProcess(qtcEnvironmentVariableIsSet("QTC_MEASURE_PROCESS"))
{} {}
template <typename Function, typename... Args> template <typename Function, typename... Args>
std::invoke_result_t<Function, Args...> measureAndRun(Function &&function, Args&&... args) std::invoke_result_t<Function, Args...> measureAndRun(Function &&function, Args&&... args)
{ {
if (!m_measureProcess) if (!isMeasuring())
return std::invoke(std::forward<Function>(function), std::forward<Args>(args)...); return std::invoke(std::forward<Function>(function), std::forward<Args>(args)...);
QElapsedTimer timer; QElapsedTimer timer;
timer.start(); timer.start();
@@ -151,7 +156,6 @@ private:
} }
const char * const m_functionName; const char * const m_functionName;
const bool m_measureProcess;
std::atomic_int m_hitThisAll = 0; std::atomic_int m_hitThisAll = 0;
std::atomic_int m_hitThisMain = 0; std::atomic_int m_hitThisMain = 0;
std::atomic_int64_t m_totalThisAll = 0; std::atomic_int64_t m_totalThisAll = 0;