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-rw-r--r--macosx/tclMacOSXNotify.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/macosx/tclMacOSXNotify.c b/macosx/tclMacOSXNotify.c
index fb3c848..2252ec1 100644
--- a/macosx/tclMacOSXNotify.c
+++ b/macosx/tclMacOSXNotify.c
@@ -1377,7 +1377,8 @@ UpdateWaitingListAndServiceEvents(
if (tsdPtr->runLoopTimer && !tsdPtr->runLoopServicingEvents &&
(tsdPtr->runLoopNestingLevel > 1 || !tsdPtr->runLoopRunning)) {
tsdPtr->runLoopServicingEvents = 1;
- while (Tcl_ServiceAll() && tsdPtr->waitTime == 0) {}
+ /* This call seems to simply force event processing through and prevents hangups that have long been observed with Tk-Cocoa. */
+ Tcl_ServiceAll();
tsdPtr->runLoopServicingEvents = 0;
}
break;