X locking
Dennis Kaarsemaker
dennis at kaarsemaker.net
Sun May 22 14:29:00 CDT 2005
On zo, 2005-05-22 at 21:46 +0300, Antti P Miettinen wrote:
> +#define _XCreateMutex(lock) \
> +do { \
> + if (_XCreateMutex_fn) \
> + (*_XCreateMutex_fn)(lock); \
> + else \
> + memset(lock, 0, sizeof(*lock)); \
> +} while (0)
What's the point in the do{ .. }while(0)??
--
Dennis K.
<- Are you suicidal?
-> Only in the morning.
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