event/Loop: add thread assert() to AddDefer()

Currently fails in class NfsFileReader due to https://github.com/MusicPlayerDaemon/MPD/issues/1298

event/Loop: add thread assert() to AddDefer()
f31920e0 · Max Kellermann · eb111a10 · f31920e0
Commit f31920e0 authored Oct 20, 2021 by Max Kellermann
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Loop.cxx src/event/Loop.cxx +4 -0

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--- a/src/event/Loop.cxx
+++ b/src/event/Loop.cxx
@@ -175,6 +175,10 @@ EventLoop::HandleTimers() noexcept
 void
 EventLoop::AddDefer(DeferEvent &d) noexcept
 {
+#ifdef HAVE_THREADED_EVENT_LOOP
+	assert(!IsAlive() || IsInside());
+#endif
+
 	defer.push_back(d);
 	again = true;
 }