l i n u x - u s e r s - g r o u p - o f - d a v i s
L U G O D
 
Next Meeting:
October 7: Social gathering
Next Installfest:
TBD
Latest News:
Aug. 18: Discounts to "Velocity" in NY; come to tonight's "Photography" talk
Page last updated:
2007 Jan 19 12:20

The following is an archive of a post made to our 'vox-tech mailing list' by one of its subscribers.

Report this post as spam:

(Enter your email address)
Re: [vox-tech] Nifty macro expansion bug
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [vox-tech] Nifty macro expansion bug



On Thu, Jan 18, 2007 at 05:31:34PM -0800, Gabriel G. Rosa wrote:
[snip]
> > I believe the standard way of doing macros in the linux kernel is to use a
> > bogus do-while, ie:
> > 
> > #define CRASHMACHINE() do { laughtAtUser(); crashMachine(); } while(0);
[snip]
> Oh, and right after I hit send the real reason for the do-while instead
> of just {} comes to me, as does where I read it:
> 
> http://kernelnewbies.org/FAQ/DoWhile0

Good point.

although.. it appears one should not have the semicolon at the end of
"while(0)"..

_______________________________________________
vox-tech mailing list
vox-tech@lists.lugod.org
http://lists.lugod.org/mailman/listinfo/vox-tech



LinkedIn
LUGOD Group on LinkedIn
Sign up for LUGOD event announcements
Your email address:
facebook
LUGOD Group on Facebook
'Like' LUGOD on Facebook:

Hosting provided by:
Sunset Systems
Sunset Systems offers preconfigured Linux systems, remote system administration and custom software development.

LUGOD: Linux Users' Group of Davis
PO Box 2082, Davis, CA 95617
Contact Us

LUGOD is a 501(c)7 non-profit organization
based in Davis, California
and serving the Sacramento area.
"Linux" is a trademark of Linus Torvalds.

Sponsored in part by:
Sunset Systems
Who graciously hosts our website & mailing lists!