Xiang Xiao 6a3c2aded6 Fix wait loop and void cast (#24) ... * Simplify EINTR/ECANCEL error handling 1. Add semaphore uninterruptible wait function 2 .Replace semaphore wait loop with a single uninterruptible wait 3. Replace all sem_xxx to nxsem_xxx * Unify the void cast usage 1. Remove void cast for function because many place ignore the returned value witout cast 2. Replace void cast for variable with UNUSED macro		2020-01-02 10:54:43 -06:00
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mor1kx	Fix wait loop and void cast (#24)	2020-01-02 10:54:43 -06:00