subagent transcript

wasm-port
3rdParty
App
Base
Build
CMakeLists.txt
Doc
Ext
FCConfig.h
FCGlobal.h
Gui
LibraryVersions.h.cmake
MacAppBundle
Main
Mod
QtCore.h.cmake
QtWidgets.h.cmake
SMESH_Version.h.cmake
Tools
XDGData
__init__.py
boost_graph_adjacency_list.hpp
boost_graph_reverse_graph.hpp
boost_regex.hpp
config.h.cmake

=== BUILD flags (enabled modules) ===
BUILD_GUI:BOOL=ON
BUILD_MATERIAL:BOOL=ON
BUILD_PART:BOOL=ON
BUILD_SKETCHER:BOOL=ON
BUILD_START:BOOL=ON

=== std::thread (excluding thread_local, threading comments) ===
App/Application.h:1057:    std::thread _recomputeThread;
App/Application.cpp:421:    _recomputeThread = std::thread(&Application::recomputeWorker, this);
Main/FreeCADGuiPy.cpp:115:            std::thread t([]() {

=== std::async ===
Mod/Mesh/App/Core/Functional.h:42:            auto future = std::async(parallel_sort<Iter, Pred>, begin, mid, comp, threads / 2);
Mod/Mesh/App/Core/Functional.h:47:            auto a = std::async(
Mod/Mesh/App/Core/Functional.h:56:                = std::async(std::launch::async, parallel_sort<Iter, Pred>, mid, end, comp, threads / 2);
Mod/Sketcher/App/planegcs/GCS.cpp:4939:        auto fut = std::async(
Mod/Sketcher/App/planegcs/GCS.cpp:5020:        // std::async(std::launch::  …[truncated]

=== QtConcurrent ===
Mod/Inspection/App/PreCompiled.h
Mod/Mesh/App/Core/Curvature.cpp
Mod/Inspection/App/InspectionFeature.cpp
Mod/Mesh/Gui/ViewProvider.cpp
Mod/MeshPart/Gui/CrossSections.cpp
Mod/Part/Gui/CrossSections.cpp
Mod/MeshPart/Gui/PreCompiled.h
Mod/Points/App/Points.cpp
Mod/ReverseEngineering/App/ApproxSurface.cpp
Mod/ReverseEngineering/App/PreCompiled.h
Mod/Points/App/PreCompiled.h
Mod/Points/App/Properties.cpp
Mod/TechDraw/App/DrawComplexSection.cpp
Mod/TechDraw/App/DrawViewDetail.cpp  …[truncated]

=== std::jthread ===
=== #pragma omp ===
Mod/Fem/App/FemMesh.cpp
=== boost::thread ===
Mod/TechDraw/App/Tag.cpp
Mod/TechDraw/App/PreCompiled.h
=== tbb / parallel_for ===
Mod/Fem/App/VTKExtensions/vtkSMPTools.h
Mod/Import/App/ImportOCAF.cpp
Mod/Points/App/Points.cpp
Mod/Points/App/Properties.cpp
=== std::execution / par ===

=== App/Application.cpp recompute thread context ===
418:#ifndef FC_OS_WASM
421:    _recomputeThread = std::thread(&Application::recomputeWorker, this);
433:#ifdef FC_OS_WASM
456:    if (_recomputeThread.joinable()) {
457:        _recomputeThread.join();
874:#ifdef FC_OS_WASM
3243:void Application::recomputeWorker()
3394:#if defined(FC_OS_WASM)

=== Main/FreeCADGuiPy.cpp thread ===
            PyExc_RuntimeError,
            "Cannot call showMainWindow() after calling setupWithoutGUI()\n"
        );
        return nullptr;
    }

    PyObject* inThread = Py_False;
    if (!PyArg_ParseTuple(args, "|O!", &PyBool_Type, &inThread)) {
        return nullptr;
    }

    static bool thr = false;
    if (!qApp) {
        if (Base::asBoolean(inThread) && !thr) {
            thr = true;
            std::thread t([]() {
             …[truncated]

===== Gui/AutoSaver.cpp =====
25:#include <QThread>
153:    Q_ASSERT(QThread::currentThread() == thread());
===== Gui/Thumbnail.cpp =====
29:#include <QThread>
94:        if (this->viewer->thread() != QThread::currentThread()) {
===== Gui/Tree.cpp =====
37:#include <QThread>
1165:    if (Q_UNLIKELY(thread() != QThread::currentThread())) {
4188:    if (Q_UNLIKELY(thread() != QThread::currentThread())) {
===== Gui/GraphvizView.cpp =====
37:#include <QThread>
59: * Implements a QThread class t  …[truncated]

===== Gui/Quarter/SignalThread.h =====
#pragma once

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *  …[truncated]

===== SensorManager.cpp (SignalThread usage + start) =====
33:#include "SensorManager.h"
47:SensorManager::SensorManager()
51:  this->signalthread = new SignalThread();
53:  QObject::connect(this->signalthread, &SignalThread::triggerSignal,
54:                   this, &SensorManager::sensorQueueChanged);
56:  this->idletimer = new QTimer;
60:  this->idletimer->setSingleShot(true);
64:  this->connect(this->idletimer, &QTimer::timeout, this, &SensorManager::idleTimeout);
65:  this->connect(this->d  …[truncated]

===== Mod/Start/App/DisplayedFilesModel.cpp =====
29:#include <QThreadPool>
168:        QThreadPool::globalInstance()->start(runner);
190:    QThreadPool::globalInstance()->start(runner);

===== ThumbnailSource.h / FcstdInfoSource.h (QRunnable) =====
Mod/Start/App/ThumbnailSource.h:27:#include <QRunnable>
Mod/Start/App/ThumbnailSource.h:41:class ThumbnailSource: public QRunnable
Mod/Start/App/ThumbnailSource.h:53:    void run() override;
Mod/Start/App/ThumbnailSource.h:61:    // Having a s  …[truncated]

    if (!freecadCanOpen(qfi.suffix())) {
        return;
    }

    {
        QMutexLocker locker(&_mutex);
        _fileInfoCache.emplace_back(getCommonFileInfo(filePath.toStdString()));
    }

    const auto lowercaseExtension = qfi.suffix().toLower();
    if (lowercaseExtension == QLatin1String("fcstd")) {
        const auto runner = new FcstdInfoSource(filePath);
        connect(
            runner->signals(),
            &FcstdInfoSource::Signals::infoAvailable,
            t  …[truncated]

===== Mod/Part/Gui/CrossSections.cpp QtConcurrent =====
27:#include <QFuture>
263:        QFuture<std::list<TopoDS_Wire>> future
264:            = QtConcurrent::mapped(d, std::bind(&Part::CrossSection::section, &cs, sp::_1));
265:        future.waitForFinished();
266:        QFuture<std::list<TopoDS_Wire>>::const_iterator ft;

===== Mod/Part/Gui/TaskCheckGeometry.cpp QThread =====
32:#include <QThread>
1705:    QThread* currentThread = QThread::currentThread();

            break;
        case CrossSections::XZ:
            b = 1.0;
            break;
        case CrossSections::YZ:
            a = 1.0;
            break;
    }

#ifdef CS_FUTURE
    Standard::SetReentrant(Standard_True);
    for (std::vector<App::DocumentObject*>::iterator it = obj.begin(); it != obj.end(); ++it) {
        Part::CrossSection cs(a, b, c, static_cast<Part::Feature*>(*it)->Shape.getValue());
        QFuture<std::list<TopoDS_Wire>> future
            = QtConcu  …[truncated]

=== CS_FUTURE defined? ===
Mod/Part/Gui/CrossSections.cpp:63:#undef CS_FUTURE  // multi-threading causes some problems
Mod/Part/Gui/CrossSections.cpp:259:#ifdef CS_FUTURE
=== TaskCheckGeometry any thread spawn? line 1690-1720 ===

    myProgress->setRange(0, 0);
    myProgress->setValue(0);
}

Standard_Boolean BOPProgressIndicator::UserBreak()
{
    QThread* currentThread = QThread::currentThread();
    if (currentThread == myProgress->thread()) {
        // this is needed to check the status   …[truncated]

===== Application.cpp 410-465 =====

Application::Application(std::map<std::string,std::string> &mConfig)
  : _mConfig(mConfig)
{
    mpcPramManager["System parameter"] = _pcSysParamMngr;
    mpcPramManager["User parameter"] = _pcUserParamMngr;

    _stopRecomputeThread = false;
#ifndef FC_OS_WASM
    // Single-threaded wasm build: no worker; queueRecomputeRequest() always
    // takes the inline path (canRecomputeRequestOnWorker returns false).
    _recomputeThread = std::thread(&Application::r  …[truncated]

void Application::recomputeWorker()
{
    while (!_stopRecomputeThread) {
        std::unique_lock<std::mutex> lock(_recomputeMutex);
        // Wait until either stop is signaled or there is at least one pending request.
        _recomputeRequestAvailable.wait(lock, [this] {
            return _stopRecomputeThread || !_recomputeRequests.empty();
        });
        if (_stopRecomputeThread) {
            break;
        }

        // Process all pending recompute requests.
        while (!_recom  …[truncated]

418:#ifndef FC_OS_WASM
419:    // Single-threaded wasm build: no worker; queueRecomputeRequest() always
420:    // takes the inline path (canRecomputeRequestOnWorker returns false).
433:#ifdef FC_OS_WASM
872:bool Application::canRecomputeRequestOnWorker(const RecomputeRequest& req) const
874:#ifdef FC_OS_WASM
885:void Application::queueRecomputeRequest(RecomputeRequest req)
887:    if (!canRecomputeRequestOnWorker(req)) {
3394:#if defined(FC_OS_WASM)
=== the function body ===
420:    // takes th  …[truncated]

bool Application::canRecomputeRequestOnWorker(const RecomputeRequest& req) const
{
#ifdef FC_OS_WASM
    return false;  // single-threaded build: recompute inline on the caller
#endif
    if (DocumentObject* documentObject = req.resolveDocumentObject()) {
        return documentObject->canRecomputeOnWorker();
    }

    Document* document = req.resolveDocument();
    return !document || documentCanRecomputeOnWorker(*document);
}

void Application::queueRecomputeRequest(RecomputeRequest req)
{
    …[truncated]

=== QtConcurrent:: actual calls (all Mod) ===
Mod/Inspection/App/InspectionFeature.cpp:852:    QFuture<float> future = QtConcurrent::mapped
Mod/Inspection/App/InspectionFeature.cpp:940:            = QtConcurrent::mappedReduced(index, fMap, &DistanceInspectionRMS::operator+=);
Mod/Mesh/App/Core/Curvature.cpp:86:            = QtConcurrent::mapped(mySegment, std::bind(&FacetCurvature::Compute, &face, sp::_1));
Mod/MeshPart/Gui/CrossSections.cpp:314:            = QtConcurrent::mapped(d, std::bind(  …[truncated]

=== TechDraw Tag.cpp boost::thread ===
27:#include <boost/thread/mutex.hpp>
28:#include <boost/thread/lock_guard.hpp>
70:    // The random number generator is not threadsafe so we guard it.  See

=== Fem OMP ===
595:#pragma omp parallel for schedule(dynamic)
616:#pragma omp critical
649:#pragma omp parallel for schedule(dynamic)
670:#pragma omp critical
700:#pragma omp parallel for schedule(dynamic)
721:#pragma omp critical
750:#pragma omp parallel for schedule(dynamic)
759:#pragma omp critical
  …[truncated]

=== Base threading ===

=== Mesh Functional.h context (parallel_sort) ===

namespace MeshCore
{
template<class Iter, class Pred>
static void parallel_sort(Iter begin, Iter end, Pred comp, int threads)
{
    if (threads < 2 || end - begin < 2) {
        std::sort(begin, end, comp);
    }
    else {
        Iter mid = begin + (end - begin) / 2;
        if (threads == 2) {
            auto future = std::async(parallel_sort<Iter, Pred>, begin, mid, comp, threads / 2);
            std::sort(mid, end,  …[truncated]

=== callers of parallel_sort ===
Mod/Mesh/App/Core/Evaluation.cpp:994:    MeshCore::parallel_sort(edges.begin(), edges.end(), Edge_Less(), threads);
Mod/Mesh/App/Core/Builder.cpp:369:    MeshCore::parallel_sort(verts.begin(), verts.end(), std::less<>(), threads);

=== Import ImportOCAF parallel ===
61:# include <tbb/blocked_range.h>
62:# include <tbb/parallel_for.h>
63:# include <tbb/task_group.h>
132:    using namespace tbb;
282:    using namespace tbb;

=== vtkSMPTools.h ===
17: * @brief   A   …[truncated]

=== Evaluation.cpp threads calc ===
            item.p1 = std::max<PointIndex>(pI->_aulPoints[i], pI->_aulPoints[(i + 1) % 3]);
            item.f = pI - pB;
            edges.push_back(item);
        }
    }

    // sort the edges
    // std::sort(edges.begin(), edges.end(), Edge_Less());
    int threads = int(std::thread::hardware_concurrency());
    MeshCore::parallel_sort(edges.begin(), edges.end(), Edge_Less(), threads);

    PointIndex p0 = POINT_INDEX_MAX, p1 = POINT_INDEX_MAX;
=== Builde  …[truncated]

=== QThread subclasses (: public QThread) all ===
Gui/CommandTest.cpp:556:class BarThread: public QThread
Gui/GraphvizView.cpp:64:class GraphvizWorker: public QThread
Gui/Quarter/SignalThread.h:44:class SignalThread : public QThread {

=== moveToThread (real thread moves) ===
Gui/GraphvizView.cpp:74:        dotProc.moveToThread(this);
Gui/GraphvizView.cpp:75:        unflattenProc.moveToThread(this);
Gui/Application.cpp:414:                obj->moveToThread(qApp->thread());
Gui/Dialogs/DlgVersio  …[truncated]

=== DlgVersionMigrator thread creation ===
30:#include <QThread>
122:    , sizeCalculationWorkerThread(nullptr)
189:        if (sizeCalculationWorkerThread && sizeCalculationWorkerThread->isRunning()) {
190:            sizeCalculationWorkerThread->requestInterruption();
206:        auto thisThread = QThread::currentThread();
393:    sizeCalculationWorkerThread = new QThread(mainWindow);
395:    worker->moveToThread(sizeCalculationWorkerThread);
396:    connect(sizeCalculationWorkerThread, &QThre  …[truncated]

        }
        int major = std::stoi(App::Application::Config()["BuildVersionMajor"]);
        int minor = std::stoi(App::Application::Config()["BuildVersionMinor"]);
        auto versionString = App::ApplicationDirectories::versionStringForPath(major, minor);
        if (newDefaultPath.filename() == "Macro"
            && (newDefaultPath.parent_path().filename() == versionString)) {
            std::filesystem::path oldDefaultPath {newDefaultPath.parent_path().parent_path() / "Macro"};
       …[truncated]

240:    checkVersionMigration();
623:void StartupPostProcess::checkVersionMigration() const
=== context around caller ===
240:    checkVersionMigration();

}

void StartupPostProcess::execute()
{
    setWindowTitle();
    setProcessMessages();
    setAutoSaving();
    checkQtSvgImageFormatSupport();
    setToolBarIconSize();
    setWheelEventFilter();
    setLocale();
    setCursorFlashing();
    setQtStyle();
    setStyleSheet();
    checkOpenGL();
    loadOpenInventor();
    setBranding();
    showMainWindow();
    activateWorkbench();
    checkParameters();
    checkVersionMigration();
}

void StartupPostProcess::setWindowTitle()
{
    // empty   …[truncated]

=== AutoSaver: any thread spawn or just currentThread compare? ===
24:#include <QTimer>
25:#include <QThread>
117:            killTimer(it.second->timerId);
119:        int id = timeout > 0 ? startTimer(timeout) : 0;
132:    int id = timeout > 0 ? startTimer(timeout) : 0;
144:            killTimer(it->second->timerId);
153:    Q_ASSERT(QThread::currentThread() == thread());
206:void AutoSaver::timerEvent(QTimerEvent* event)
306:    QTimer::singleShot(0, AutoSaver::instance(), [qDocumentName]() {  …[truncated]

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File created successfully at: /home/magik6k/lcad-wasm/porting/threading-audit/patches/01-startup-version-migration.patch (file state is current in your context — no need to Read it back)

File created successfully at: /home/magik6k/lcad-wasm/porting/threading-audit/patches/02-start-displayedfilesmodel.patch (file state is current in your context — no need to Read it back)

=== StartupProcess.cpp 236-241 ===
    setBranding();
    showMainWindow();
    activateWorkbench();
    checkParameters();
    checkVersionMigration();
}
=== DisplayedFilesModel includes 24-34 ===
#include "DisplayedFilesModel.h"

#include <boost/algorithm/string/predicate.hpp>

#include <QDateTime>
#include <QThreadPool>

#include <App/Application.h>

#include "FcstdInfoSource.h"
#include "FileUtilities.h"

The file /home/magik6k/lcad-wasm/porting/threading-audit/patches/02-start-displayedfilesmodel.patch has been updated successfully. (file state is current in your context — no need to Read it back)

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