Date: Thu, 12 Jan 2012 12:22:50 +0200
From: Aleksandr Rybalko <ray@dlink.ua>
To: Luigi Rizzo <rizzo@iet.unipi.it>
Cc: Garrett Cooper <yanegomi@gmail.com>, current@freebsd.org
Subject: Re: kernel config files outside of sys/${ARCH}/conf ?
Message-ID: <20120112122250.03176f4a.ray@dlink.ua>
In-Reply-To: <20120112101739.GA11498@onelab2.iet.unipi.it>
References: <20120112081139.GA9921@onelab2.iet.unipi.it> <20120112101653.57decd32@ernst.jennejohn.org> <20120112100601.GA11325@onelab2.iet.unipi.it> <CAGH67wSLFQaBZfcXiVLUBoe7NS0Gu_MbHwxyLPhHj1GTX3jFPA@mail.gmail.com> <20120112101739.GA11498@onelab2.iet.unipi.it>
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On Thu, 12 Jan 2012 11:17:39 +0100
Luigi Rizzo <rizzo@iet.unipi.it> wrote:
>> On Thu, Jan 12, 2012 at 01:55:39AM -0800, Garrett Cooper wrote:
>> > On Thu, Jan 12, 2012 at 2:06 AM, Luigi Rizzo <rizzo@iet.unipi.it>
>> > wrote:
>> > > On Thu, Jan 12, 2012 at 10:16:53AM +0100, Gary Jennejohn wrote:
>> > >> On Thu, 12 Jan 2012 09:11:39 +0100
>> > >> Luigi Rizzo <rizzo@iet.unipi.it> wrote:
>> > >>
>> > >> > usr/sbin/config assumes that the kernel config file
>> > >> > lives in ${src_base}/sys/${arch}/conf , which means that
>> > >> > if you need to build a custom kernel one needs RW
>> > >> > access to that directory.
>> > >> >
>> > >> > Any idea on how we can enable config to work in a
>> > >> > generic directory ?
>> > >> >
>> > >> > I scanned the source code usr.sbin/config and found that
>> > >> > it uses hardwired paths -- specifically, it looks for
>> > >> > the kernel source tree in "../.." and has multiple
>> > >> > hardwired paths such as "../../conf/".
>> > >> > There is also a somewhat undocumented access to a
>> > >> > file called DEFAULTS that extends the configuration you pass.
>> > >> >
>> > >> > Any objections to the addition of a "-s" option to config(8)
>> > >> > to specify the location of the source tree ?
>> > >> >
>> > >>
>> > >> Seems like a good idea to me as long as the old behavior is
>> > >> kept.
>> > >
>> > > of course :)
>> >
>> > Why not just set KERNCONFDIR?
>>
>> The variable does not seem to be used by usr/sbin/config
>>
>> cheers
>> luigi
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Hi,
ZRouter.org use just full path to config file
make KERNCONF=/path/to/config buildkernel
Main difference in: zrouter.org config don't use includes, but generate
full config.
WBW
--
Alexandr Rybalko <ray@dlink.ua>
aka Alex RAY <ray@ddteam.net>
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