Re: [Xen-devel] [PATCH] xen/Makefile: use CC --version instead of -v

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 27/8/08 11:33, "Keir Fraser" <keir.fraser@xxxxxxxxxxxxx> wrote:

> On 27/8/08 11:12, "Robert Buchholz" <rbu@xxxxxxxxxx> wrote:
> 
>> Btw, what is the reason for ".*" in the first place?
> 
> Lost somewhat in the mists of time, but I think some vendor packages
> (possibly Red Hat iirc) stuck something in between 'gcc' and 'version'.
> 
> Another tactic might be 'tail -n1'. I can't remember if the version is
> always the last line of 'gcc -v' output though.
> 
> Hmmm... actually that is what Linux does (tail -n 1). So let's go with that.

I've checked in 'tail -1' which I think is more portable. If that is
agreeable to everyone then I'll backport to 3.3 and 3.2 branches.

 -- Keir



_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel