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Fixes -invalidate: cancel the dispatch source, don't just suspend it, and wait until that is done.

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This commit is contained in:
Thomas Harte 2020-02-02 21:29:22 -05:00
parent 0310f94f0c
commit 256f4a6679
1 changed files with 9 additions and 1 deletions
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10
OSBindings/Mac/Clock Signal/High Precision Timer/CSHighPrecisionTimer.m
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@ -31,7 +31,15 @@
}
- (void)invalidate {
dispatch_suspend(_timer);
NSConditionLock *lock = [[NSConditionLock alloc] initWithCondition:0];
dispatch_source_set_cancel_handler(_timer, ^{
[lock lock];
[lock unlockWithCondition:1];
});
dispatch_source_cancel(_timer);
[lock lockWhenCondition:1];
}
@end