Clear and precise : thank you very much ! I'll try this as soon as
possible, I'll give you my feedback soon :)
Dan Nicholson a écrit :
> On 3/20/07, MickB <[EMAIL PROTECTED]> wrote:
>
>> Hi Dan,
>>
>> Thanks for your answer, it's helpful :). I'm currently trying this,
>> but I encounter a little problem : udev's Makefile usually has a boolean
>> 'USE_KLIC' to decide whether we should link against klibc or glibc at
>> building time, but it seems this has changed recently... I have
>> installed klibc but at compil time it links to glibc, of course :). Do
>> you have any idea to force the usage of klibc ?
>>
>
> Yeah, the trick to building against klibc is that you want to use klcc
> as the compiler, which is just a wrapper script around gcc to get it
> to use klibc instead of glibc. This is how I've been building udev
> (drop DESTDIR/$PKG_DEST if you don't want it):
>
> # build useful extras
> EXTRAS="extras/ata_id extras/edd_id extras/firmware extras/path_id \
> extras/scsi_id extras/usb_id extras/volume_id"
>
> # use klibc, strip, statically link vol_id, don't build syslog code
> make EXTRAS="$EXTRAS" VERBOSE="$VERBOSE" \
> CC=/usr/bin/klcc LD=/usr/bin/klcc LDFLAGS=-s \
> VOLUME_ID_STATIC=true USE_LOG=false
>
> make install-bin install-config \
> prefix=/usr/lib/klibc \
> DESTDIR=${PKG_DEST} \
> EXTRAS="$EXTRAS"
>
> # remove unneeded binaries and libvolume_id
> rm -vr ${PKG_DEST}/usr/lib/klibc/{usr,lib/libvolume_id.so*}
>
> # relink scsi_id relative
> ln -svf ../lib/udev/scsi_id ${PKG_DEST}/usr/lib/klibc/sbin
>
> The last one is because the scsi_id link in $prefix/sbin is absolute
> by default and I think it breaks things when you try to move it
> around. I can't quite recall.
>
> Building modprobe takes a couple minor tweaks, too. This is how I've
> been building that:
>
> CC=klcc CPPFLAGS=-DCONFIG_NO_BACKWARDS_COMPAT ./configure
> make modprobe
>
> # install stripped modprobe
> install -v -s -m755 modprobe ${PKG_DEST}/usr/lib/klibc/sbin/modprobe
>
> When I actually create the initramfs, I pretty much just copy
> /usr/lib/klibc/* into it. Here's my script:
>
> http://www.linuxfromscratch.org/~dnicholson/downloads/mkinitramfs.sh
>
> I install it into /sbin as mkinitramfs. It will look for two variables
> in /etc/sysconfig/boot: INIT_MODULES and INIT_FILES. You can specify
> the modules you want and any extra files you want. I think the script
> will just copy all the ide, scsi, acpi and fs modules if INIT_MODULES
> aren't set. That may not be very robust. For example, I have these
> settings on my laptop to get my sata root drive up:
>
> INIT_MODULES="ext3 sg sd_mod ata_piix ahci"
> INIT_FILES=
>
> But that just puts the modules and their dependencies in the
> initramfs. Udev actually modprobes everything so long as the necessary
> rules are there. The specific udev rules files are hardcoded in the
> script, but it's been working so far for me. You could add any extra
> rules files to INIT_FILES.
>
> --
> Dan
>
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