debugging applets with gdb
Rob Landley
rob at landley.net
Fri Aug 4 18:12:26 UTC 2006
On Friday 04 August 2006 9:23 am, Stuart Hughes wrote:
> I'd like to debug the 'df' applet as it is not outputting anything for
> the / root partition when running nfsroot and devfs.
>
> Is there a way of building these stand-alone so you can debug them with
> gdb/gdbserver? or is there some other easy way to debug busybox applets?
I generally just stick printf() calls in there. (Well, dprintf(2,"blah") more
often.) It's userspace, not the kernel. :)
And building standalone is easy. Do a "make allnoconfig", switch on the
applet you want, build busybox, and then "mv busybox df".
> Regards, Stuart
Rob
--
Never bet against the cheap plastic solution.
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