Building a kernel with config ?

[Sean Bryant]

Gouverneur, Thomas wrote:
> Make buildkernel KERNCONF=CONFIG
> Make installkernel KERNCONF=CONFIG
> 
> 
> This is enough for only compiling kernel and not world and this is the 
> Smartest way according to FreeBSD handbook.
> 
> --
> Thomas Gouverneur
> Junior UNIX Administrator
> TI Automotive
> 
> -----Original Message-----
> From: owner-freebsd-stable at freebsd.org
> [mailto:owner-freebsd-stable at freebsd.org] On Behalf Of Pete French
> Sent: mardi 26 septembre 2006 12:24
> To: freebsd-stable at freebsd.org
> Subject: Building a kernel with config ?
> 
>> On Mon, 25 Sep 2006 11:34:42 -0700, "Kevin Oberman" <oberman at es.net>
> wrote:
>> 2. Building a kernel with config is not officially supported. It's at
>>   your risk and may not work in all cases. Build a kernel with:
>>   cd /usr/src
>>   make buildkernel
> 
> I was not aware that you wern't supposed to use config anymore - and I
> am not convinced that the suggested alternative is actually a replacement
> as I thought that buildkernel required you to have built the world first ?
> Is this no longer true ? If it *is* true thhen what is the alternative to
> using 'config' which should be used if you are on a system where you do
> not have the time or the disc space to rebuild the world and simply want
> to recompile the kernel ?
> 
> -pete.
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Another way you could achieve the same thing is:
make kernel KERNCONF=KERNNAME

this will combine both steps in to one.
Also for those who want to omit the KERNCONF step set KERNCONF in 
/etc/make.conf and you can omit the KERNCONF argument.

Its sometimes nice to keep things really simple.