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/*
* Cppcheck - A tool for static C/C++ code analysis
* Copyright (C) 2007-2025 Cppcheck team.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "timer.h"
#include "utils.h"
#include <algorithm>
#include <iostream>
#include <utility>
#include <vector>
namespace {
using dataElementType = std::pair<std::string, TimerResultsData>;
bool more_second_sec(const dataElementType& lhs, const dataElementType& rhs)
{
return lhs.second.seconds() > rhs.second.seconds();
}
// TODO: remove and print through (synchronized) ErrorLogger instead
std::mutex stdCoutLock;
}
// TODO: this does not include any file context when SHOWTIME_FILE thus rendering it useless - should we include the logging with the progress logging?
// that could also get rid of the broader locking
void TimerResults::showResults(SHOWTIME_MODES mode) const
{
if (mode == SHOWTIME_MODES::SHOWTIME_NONE || mode == SHOWTIME_MODES::SHOWTIME_FILE_TOTAL)
return;
TimerResultsData overallData;
std::vector<dataElementType> data;
{
std::lock_guard<std::mutex> l(mResultsSync);
data.reserve(mResults.size());
data.insert(data.begin(), mResults.cbegin(), mResults.cend());
}
std::sort(data.begin(), data.end(), more_second_sec);
// lock the whole logging operation to avoid multiple threads printing their results at the same time
std::lock_guard<std::mutex> l(stdCoutLock);
std::cout << std::endl;
size_t ordinal = 1; // maybe it would be nice to have an ordinal in output later!
for (auto iter=data.cbegin(); iter!=data.cend(); ++iter) {
const double sec = iter->second.seconds();
const double secAverage = sec / (double)(iter->second.mNumberOfResults);
bool hasParent = false;
{
// Do not use valueFlow.. in "Overall time" because those are included in Tokenizer already
if (startsWith(iter->first,"valueFlow"))
hasParent = true;
// Do not use inner timers in "Overall time"
const std::string::size_type pos = iter->first.rfind("::");
if (pos != std::string::npos)
hasParent = std::any_of(data.cbegin(), data.cend(), [iter,pos](const dataElementType& d) {
return d.first.size() == pos && iter->first.compare(0, d.first.size(), d.first) == 0;
});
}
if (!hasParent)
overallData.mClocks += iter->second.mClocks;
if ((mode != SHOWTIME_MODES::SHOWTIME_TOP5_FILE && mode != SHOWTIME_MODES::SHOWTIME_TOP5_SUMMARY) || (ordinal<=5)) {
std::cout << iter->first << ": " << sec << "s (avg. " << secAverage << "s - " << iter->second.mNumberOfResults << " result(s))" << std::endl;
}
++ordinal;
}
const double secOverall = overallData.seconds();
std::cout << "Overall time: " << secOverall << "s" << std::endl;
}
void TimerResults::addResults(const std::string& str, std::clock_t clocks)
{
std::lock_guard<std::mutex> l(mResultsSync);
mResults[str].mClocks += clocks;
mResults[str].mNumberOfResults++;
}
void TimerResults::reset()
{
std::lock_guard<std::mutex> l(mResultsSync);
mResults.clear();
}
Timer::Timer(std::string str, SHOWTIME_MODES showtimeMode, TimerResultsIntf* timerResults)
: mStr(std::move(str))
, mTimerResults(timerResults)
, mStart(std::clock())
, mShowTimeMode(showtimeMode)
, mStopped(showtimeMode == SHOWTIME_MODES::SHOWTIME_NONE || showtimeMode == SHOWTIME_MODES::SHOWTIME_FILE_TOTAL)
{}
Timer::Timer(bool fileTotal, std::string filename)
: mStr(std::move(filename))
, mStopped(!fileTotal)
{}
Timer::~Timer()
{
stop();
}
void Timer::stop()
{
if ((mShowTimeMode != SHOWTIME_MODES::SHOWTIME_NONE) && !mStopped) {
const std::clock_t end = std::clock();
const std::clock_t diff = end - mStart;
if (mShowTimeMode == SHOWTIME_MODES::SHOWTIME_FILE) {
const double sec = (double)diff / CLOCKS_PER_SEC;
std::lock_guard<std::mutex> l(stdCoutLock);
std::cout << mStr << ": " << sec << "s" << std::endl;
} else if (mShowTimeMode == SHOWTIME_MODES::SHOWTIME_FILE_TOTAL) {
const double sec = (double)diff / CLOCKS_PER_SEC;
std::lock_guard<std::mutex> l(stdCoutLock);
std::cout << "Check time: " << mStr << ": " << sec << "s" << std::endl;
} else {
if (mTimerResults)
mTimerResults->addResults(mStr, diff);
}
}
mStopped = true;
}
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