Modifying init to create /dev/console ?

[Denis Vlasenko]

On Tuesday 27 February 2007 22:53, Terry Barnaby wrote:
> Denis Vlasenko wrote:
> > On Tuesday 27 February 2007 10:22, Terry Barnaby wrote:
> >> I am trying to create a basic Linux system based on Busybox and would 
> >> like the ability to create the root file system as a normal user and 
> >> without any /dev entries. The startup script would create the /dev 
> >> entries as needed.
> >> However, init and other programs obviously require /dev/console (and 
> >> other /dev entries).
> >>
> >> I was wondering about adding an option to init where it would create a 
> >> tmpfs file system, mount it on /dev and create a /dev/console node if no 
> >> /dev/console was found. I guess it could do a bit more and function as 
> >> udev as well.
> > 
> > I think you are on the right track, but move in the wrong direction
> > along that track. Code shouldn't be added to init, it should be removed.
> > 
> > http://busybox.net/~vda/example_fs/README
> > --
> > vda
> 
> Hi Denis,
> 
> But then you end up with init implemented in several shell scripts.
> I guess it depends if you prefer 'C' or shell programs :)

Shell programs are easier to tailor for particular system without
messing up with compiler and toolchain - exactly what you need
for "I want to create /dev/console".
--
vda