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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.getSeconds() > rhs.second.getSeconds();
}
// 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 mode) const
{
if (mode == ShowTime::NONE || mode == ShowTime::FILE_TOTAL)
return;
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.getSeconds().count();
const double secAverage = sec / static_cast<double>(iter->second.mNumberOfResults);
if ((mode != ShowTime::TOP5_FILE && mode != ShowTime::TOP5_SUMMARY) || (ordinal<=5)) {
std::cout << iter->first << ": " << sec << "s (avg. " << secAverage << "s - " << iter->second.mNumberOfResults << " result(s))" << std::endl;
}
++ordinal;
}
}
void TimerResults::addResults(const std::string& str, std::chrono::milliseconds duration)
{
std::lock_guard<std::mutex> l(mResultsSync);
mResults[str].mDuration += duration;
mResults[str].mNumberOfResults++;
}
void TimerResults::reset()
{
std::lock_guard<std::mutex> l(mResultsSync);
mResults.clear();
}
Timer::Timer(std::string str, ShowTime showtimeMode, TimerResultsIntf* timerResults, Type type)
: mName(std::move(str))
, mMode(showtimeMode)
, mType(type)
, mStart(Clock::now())
, mResults(timerResults)
{}
Timer::~Timer()
{
stop();
}
void Timer::stop()
{
if (mMode == ShowTime::NONE)
return;
if (mType == Type::OVERALL && mMode != ShowTime::TOP5_SUMMARY && mMode != ShowTime::SUMMARY) {
mMode = ShowTime::NONE;
return;
}
if (mType == Type::FILE && mMode != ShowTime::TOP5_FILE && mMode != ShowTime::FILE && mMode != ShowTime::FILE_TOTAL) {
mMode = ShowTime::NONE;
return;
}
if (mStart != TimePoint{}) {
auto diff = std::chrono::duration_cast<std::chrono::milliseconds>(Clock::now() - mStart);
if (!mResults) {
std::lock_guard<std::mutex> l(stdCoutLock);
std::cout << (mType == Type::OVERALL ? "Overall time: " : "Check time: " + mName + ": ") << TimerResultsData::durationToString(diff) << std::endl;
} else {
mResults->addResults(mName, diff);
}
}
mMode = ShowTime::NONE; // prevent multiple stops
}
std::string TimerResultsData::durationToString(std::chrono::milliseconds duration)
{
// Extract hours
auto hours = std::chrono::duration_cast<std::chrono::hours>(duration);
duration -= hours; // Subtract the extracted hours
// Extract minutes
auto minutes = std::chrono::duration_cast<std::chrono::minutes>(duration);
duration -= minutes; // Subtract the extracted minutes
// Extract seconds
std::chrono::duration<double> seconds = std::chrono::duration_cast<std::chrono::duration<double>>(duration);
std::string ellapsedTime;
if (hours.count() > 0)
ellapsedTime += std::to_string(hours.count()) + "h ";
if (minutes.count() > 0)
ellapsedTime += std::to_string(minutes.count()) + "m ";
std::string secondsStr{std::to_string(seconds.count())};
auto pos = secondsStr.find_first_of('.');
if (pos != std::string::npos && (pos + 4) < secondsStr.size())
secondsStr.resize(pos + 4); // keep three decimal
return (ellapsedTime + secondsStr + "s");
}
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