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ui: forced-exit watchdog on window close for every platform

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This commit is contained in:
mchughalex 2026-07-21 03:31:06 +01:00
parent 1cd0113ff2
commit 7466d3c75e
1 changed files with 7 additions and 4 deletions
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11
src/ui/rex_app.cpp
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@ -197,6 +197,12 @@ void LogLinuxRuntimeDiagnostics() {
LogEnvIfSet("VK_DRIVER_FILES"); LogEnvIfSet("VK_DRIVER_FILES");
} }
#endif
// Once a close is requested the process must terminate even if a teardown
// step deadlocks (a wedged GPU worker or guest thread otherwise leaves a
// not-responding process the user has to kill): give the orderly shutdown a
// grace window, then force the exit.
void StartForcedExitWatchdog(const char* reason) { void StartForcedExitWatchdog(const char* reason) {
std::thread([reason]() { std::thread([reason]() {
std::this_thread::sleep_for(std::chrono::seconds(10)); std::this_thread::sleep_for(std::chrono::seconds(10));
@ -204,7 +210,6 @@ void StartForcedExitWatchdog(const char* reason) {
std::_Exit(EXIT_SUCCESS); std::_Exit(EXIT_SUCCESS);
}).detach(); }).detach();
} }
#endif
} // namespace } // namespace
@ -772,9 +777,7 @@ void ReXApp::OnKeyDown(ui::KeyEvent& e) {
void ReXApp::OnClosing(ui::UIEvent& e) { void ReXApp::OnClosing(ui::UIEvent& e) {
(void)e; (void)e;
REXLOG_INFO("Window closing, shutting down..."); REXLOG_INFO("Window closing, shutting down...");
#if REX_PLATFORM_LINUX StartForcedExitWatchdog("Window close");
StartForcedExitWatchdog("Linux window close");
#endif
shutting_down_.store(true, std::memory_order_release); shutting_down_.store(true, std::memory_order_release);
#if REX_PLATFORM_MAC #if REX_PLATFORM_MAC
if (main_thread_ && main_thread_->is_running()) { if (main_thread_ && main_thread_->is_running()) {