[PATCH] Slight optimization and cleanup in trace()

[Dmitry V. Levin]

On Sat, Jun 25, 2011 at 11:34:01AM +0200, Denys Vlasenko wrote:
> Slight optimization and cleanup in trace():
> 
> - do not recalculate "cflag ? &ru : NULL" again and again
> - do not clear errno unnecessarily
> - consistently check wait errors as pid < 0, not pid == -1
> - indent ifdefs for better readability
> - remove comments after endif if ifdef/endif block is really tiny
> 
> Does it look ok to you?

OK for me.


-- 
ldv
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