debian-packages/eventcore
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Fix WinAPI condition for outOfWaiters event loop exit reason.

Browse source 
Calling processEvents could previously block indefinitely even if there were no waiters left.
This commit is contained in:
Sönke Ludwig 2017-11-20 15:57:31 +01:00
parent bcc6614b00
commit 314bd2bb48
1 changed files with 3 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
source/eventcore/drivers/winapi/core.d
View file

@ -48,6 +48,8 @@ final class WinAPIEventDriverCore : EventDriverCore {
return ExitReason.exited;
}
if (!waiterCount) return ExitReason.outOfWaiters;
bool got_event;
if (timeout <= 0.seconds) {
@ -109,7 +111,7 @@ final class WinAPIEventDriverCore : EventDriverCore {
DWORD timeout_msecs = max_wait == Duration.max ? INFINITE : cast(DWORD)min(max_wait.total!"msecs", DWORD.max);
auto ret = () @trusted { return MsgWaitForMultipleObjectsEx(cast(DWORD)m_registeredEvents.length, m_registeredEvents.ptr,
timeout_msecs, QS_ALLEVENTS, MWMO_ALERTABLE|MWMO_INPUTAVAILABLE); } ();
if (ret == WAIT_IO_COMPLETION) got_event = true;
else if (ret >= WAIT_OBJECT_0 && ret < WAIT_OBJECT_0 + m_registeredEvents.length) {
if (auto pc = m_registeredEvents[ret - WAIT_OBJECT_0] in m_eventCallbacks) {