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Do QFutureWatcher::setFuture() after connecting to watcher's signals

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Otherwise we may have race condition.
Reference: documentation for QFutureWatcher::setFuture()
and the implementation of
QFutureInterfaceBasePrivate::connectOutputInterface(
QFutureCallOutInterface *interface).

Change-Id: I5b483baaf1b844871a162f47ce7683e9ff495acb
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
This commit is contained in:
Jarek Kobus
2021-05-12 16:55:32 +02:00
parent 91f136ef3a
commit da27ac457f
7 changed files with 9 additions and 8 deletions
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2
src/plugins/languageclient/languageclientformatter.cpp
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@@ -113,10 +113,10 @@ QFutureWatcher<ChangeSet> *LanguageClientFormatter::format(
m_ignoreCancel = true;
m_progress.reportStarted();
auto watcher = new QFutureWatcher<ChangeSet>();
watcher->setFuture(m_progress.future());
QObject::connect(watcher, &QFutureWatcher<Text::Replacements>::canceled, [this]() {
cancelCurrentRequest();
});
watcher->setFuture(m_progress.future());
return watcher;
}