[PATCH] include: add BUG_RETURN_* macros
Peter Hutterer
peter.hutterer at who-t.net
Wed May 9 21:54:26 PDT 2012
On Thu, May 10, 2012 at 02:25:25PM +1000, Peter Hutterer wrote:
> Helper functions to avoid things like
>
> if (foo) {
> BUG_WARN(foo);
> return 1;
> }
urgh, nevermind about this patch, it's bogus.
Cheers,
Peter
> ---
> include/misc.h | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/include/misc.h b/include/misc.h
> index 41c1333..a57efa0 100644
> --- a/include/misc.h
> +++ b/include/misc.h
> @@ -380,5 +380,14 @@ extern _X_EXPORT unsigned long serverGeneration;
> __BUG_WARN_MSG(cond, 1, __VA_ARGS__)
>
> #define BUG_WARN(cond) __BUG_WARN_MSG(cond, 0, NULL)
> +#define BUG_RETURN(cond) \
> + do { __BUG_WARN_MSG(cond, 0, NULL); return; } while(0)
> +#define BUG_RETURN_MSG(cond, ...) \
> + do { __BUG_WARN_MSG(cond, 1, __VA_ARGS__); return; } while(0)
>
> +#define BUG_RETURN_VAL(cond, val) \
> + do { __BUG_WARN_MSG(cond, 0, NULL); return (val); } while(0)
> +
> +#define BUG_RETURN_VAL_MSG(cond, val, ...) \
> + do { __BUG_WARN_MSG(cond, 1, __VA_ARGS__); return (val); } while(0)
> #endif /* MISC_H */
> --
> 1.7.10.1
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