| 353 | } |
| 354 | |
| 355 | ProcessRunner::Results waitForProcesses(const std::vector<HANDLE>& initialProcesses, |
| 356 | UILocker::Session* ls) |
| 357 | { |
| 358 | if (initialProcesses.empty()) { |
| 359 | // nothing to wait for |
| 360 | return ProcessRunner::Completed; |
| 361 | } |
| 362 | |
| 363 | // using a job so any child process started by any of those processes can also |
| 364 | // be captured and monitored |
| 365 | env::HandlePtr job(CreateJobObjectW(nullptr, nullptr)); |
| 366 | if (!job) { |
| 367 | const auto e = GetLastError(); |
| 368 | |
| 369 | log::error("failed to create job to wait for processes, {}", |
| 370 | formatSystemMessage(e)); |
| 371 | |
| 372 | return ProcessRunner::Error; |
| 373 | } |
| 374 | |
| 375 | bool oneWorked = false; |
| 376 | |
| 377 | for (auto&& h : initialProcesses) { |
| 378 | if (::AssignProcessToJobObject(job.get(), h)) { |
| 379 | oneWorked = true; |
| 380 | } else { |
| 381 | const auto e = GetLastError(); |
| 382 | |
| 383 | // this happens when closing MO while multiple processes are running, |
| 384 | // so the logging is disabled until it gets fixed |
| 385 | |
| 386 | // log::error( |
| 387 | // "can't assign process to job to wait for processes, {}", |
| 388 | // formatSystemMessage(e)); |
| 389 | |
| 390 | // keep going |
| 391 | } |
| 392 | } |
| 393 | |
| 394 | HANDLE monitor = INVALID_HANDLE_VALUE; |
| 395 | |
| 396 | if (oneWorked) { |
| 397 | monitor = job.get(); |
| 398 | } else { |
| 399 | // none of the handles could be added to the job, just monitor the first one |
| 400 | monitor = initialProcesses[0]; |
| 401 | } |
| 402 | |
| 403 | auto results = ProcessRunner::Running; |
| 404 | std::atomic<bool> interrupt(false); |
| 405 | |
| 406 | auto* t = QThread::create(waitForProcessesThread, std::ref(results), monitor, ls, |
| 407 | std::ref(interrupt)); |
| 408 | |
| 409 | QEventLoop events; |
| 410 | QObject::connect(t, &QThread::finished, [&] { |
| 411 | events.quit(); |
| 412 | }); |