On Tuesday 26 May 2009, Geert Uytterhoeven wrote:
> However, you can still improve useability by making the macro return the rc,
> instead of letting the caller pass it, cfr. wait_event_timeout() and friends.
Either that, or it should at least use the do { ... } while (0) construct
to make the macro a statement. All multi-line macros need to either
use ({ ... }) or do { ... } while (0) to make sure they behave well.
Arnd <><
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