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Throw to stop non-evaluating scripts

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This commit is contained in:
Zach Pomerantz 2016-05-12 17:48:14 -07:00
parent 7e82494a66
commit 1107882be2
1 changed files with 16 additions and 8 deletions
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24
libraries/script-engine/src/ScriptEngine.cpp
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@ -304,17 +304,25 @@ void ScriptEngine::wait() {
QCoreApplication::processEvents();
// If the final evaluation takes too long, then tell the script engine to stop evaluating
static const auto MAX_SCRIPT_QUITTING_TIME = 0.5 * MAX_SCRIPT_EVALUATION_TIME;
auto elapsedUsecs = usecTimestampNow() - startedWaiting;
if (elapsedUsecs > MAX_SCRIPT_EVALUATION_TIME) {
qCDebug(scriptengine).nospace() <<
"Script Engine has been running too long, aborting:" << getFilename();
abortEvaluation(); // break out of current evaluation
workerThread->quit();
// Wait for the scripting thread to stop running
if (!workerThread->wait(MAX_SCRIPT_QUITTING_TIME)) {
qCWarning(scriptengine).nospace() <<
"Script Engine has been aborting too long, terminating:" << getFilename();
if (isEvaluating()) {
qCWarning(scriptengine) << "Script Engine has been running too long, aborting:" << getFilename();
abortEvaluation();
} else {
qCWarning(scriptengine) << "Script Engine has been running too long, throwing:" << getFilename();
auto context = currentContext();
if (context) {
context->throwError("Timed out during shutdown");
}
}
// Wait for the scripting thread to stop running, as
// flooding it with aborts/exceptions will persist it longer
static const auto MAX_SCRIPT_QUITTING_TIME = 0.5 * MSECS_PER_SECOND;
if (workerThread->wait(MAX_SCRIPT_QUITTING_TIME)) {
workerThread->terminate();
}
}