Re: Fix empty macros in acpi.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Jun 13, 2007 at 01:00:29AM +0100, Al Viro wrote:
 > On Tue, Jun 12, 2007 at 07:33:09PM -0400, Dave Jones wrote:
 > > +#define DBG(x...) do { } while(0)
 > 
 > Eh...  Please, stop it - if you want a function-call-like no-op returning void,
 > use ((void)0).  At least that way one can say DBG(....),foo(), etc.

They both end up compiled to nothing anyway, so I'm not bothered
either way..   I'm not sure I follow why the syntax of that last part
is a good thing.  It looks like something we'd want to avoid rather
than promote?

	Dave

-- 
http://www.codemonkey.org.uk
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux