Re: [Libcdio-devel] head -n 196 vs head -196 ?

[Max Vozeler]

Hi Rocky,

On Fri, May 13, 2005 at 07:38:51AM -0400, R. Bernstein wrote:
> I'll try to check things out on my own as well, but does anyone have
> an comments on using:
> 
> "head -n 196 config.h" versus "head -196 config.h"?

SUSv3 mentions the -n syntax, I'd guess it's a good choice for
portability.

> See: http://savannah.gnu.org/bugs/?func=detailitem&item_id=13073
> 
> What's odd is that I use coreutils-5.2.1 same as the person in the bug
> report and don't recall such a message. But also I'm interested in
> other non-GNU head's and whether they support either of the option
> forms above.

Some distributions (eg. Debian) build coreutils with a different and
lower value for _POSIX2_VERSION that makes the warning go away. That
might explain the difference you are seeing. 

cheers,
Max

BTW,
sorry that I haven't replied to your message on cdtool-devel yet,
I've been swamped with other work. Will get to it soon, promised :)