:: Re: [DNG] busybox init
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Skribent: Curtis Maurand
Dato:  
Til: karl
CC: dng
Emne: Re: [DNG] busybox init




> On Jan 3, 2022, at 6:08 PM, karl@??? wrote:
>
> Didier Kryn:
>>> Le 03/01/2022 à 21:27, tito via Dng a écrit :
>>> On Mon, 3 Jan 2022 18:45:28 +0100 (CET)
>>> karl@??? wrote:
> ...
>>>> The sysinit thing is a how you start the system, it's just
>>>> one script /etc/init.d/rcS (or where you prefer to place it).
>>>>
>>>> One could possible (not tested) mimic sysvinit bootup by having
>>>> for i in /etc/rc2.d/S*; do $i start; done
>>>> in the rcS file or if you prefer you can have your own handwritten
>>>> and tuned script there.
>
> If you have /usr on a separate partition...
>
> This didn't work:
> for i in /etc/rcS.d/S*; do $i start; done
> fsck.* and mount has dep. into /usr
>
> Manually mounting with busybox/mount works, but
> there is no fsck.ext4 in busybox.
> After mountall /usr is available, so the rest did work and
> so did
> for i in /etc/rc2.d/S*; do $i start; done
>
> ...
>>> I would build a static compiled busybox binary with:
>
> Yes like:
> git clone git://busybox.net/busybox.git
> cd busybox
> make defconfig
> make menuconfig # I wanted static busybox binary
> make
> mkdir /busybox
> cp busybox /busybox
> cd /busybox
> ./busybox --install .
>
>>> init
>>> a shell
>>> reboot, shutdown
>>> swapon/swapoff
>>> mount, umount
>>> (start-stop-daemon)
>>> (getty, login)
>>     AFAIR you would also need cttyhack, setsid and a few others I've 
>> forgotten if you want to be able to debug it.
> ...

>
> cttyhack and setsid is in busybox upstream.
>
> Regards,
> /Karl Hammar
>
> ______________________________________________


I was reading the “comment on systemd” article. the last two sview and svcpage could be aliases to those shell scripts rewritten to take cli arguments in your .bashrc.

just saying.

—Curtis