[PATCH 1/3] cli_hush.c: refactor handle_dollar() to prepare for cmd_call

[Wolfgang Denk]

Dear Rasmus,

In message <20200925111942.4629-2-rasmus.villemoes at prevas.dk> you wrote:
> A later patch will add handling of $1 through $9 as well as $#, using
> the same SPECIAL_VAR_SYMBOL handling as is currently used for $?. So
> move that case to an explicit #ifdef __U_BOOT__ branch, and
> consolidate a few of the #ifndef __U_BOOT__ cases, making it easier to
> see the original hush code.

I won't comment on these and the other patches - you know my
opinion: instead of hacking the current code, we should 1) come up
with a plan and 2) update.

Please consider this a soft-NAK ;-)

Best regards,

Wolfgang Denk

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