[Toybox] Numeric values in dd operands

[enh]

On Tue, Feb 20, 2018 at 9:57 AM, Rob Landley <rob at landley.net> wrote:
> On 02/20/2018 11:32 AM, enh wrote:
>> On Tue, Feb 20, 2018 at 9:28 AM, Rob Landley <rob at landley.net> wrote:
>>> A real user piped up and said their existing script doesn't work with my tool.
>>> That feedback is of interest to me.
>>
>> and as the person who set us down the strtol path
>> (https://github.com/landley/toybox/commit/d5088a059649daf34e729995bb3daa3eb64fa432#diff-ce001a87e82f850a38fd93183e12b417),
>> the original request i had was just for hex. like you say, no-one's
>> used octal (on purpose) for anything other than mode for decades now.
>
> I'm tempted to have atolx() skip leading zeroes, and then base 16 if the first
> character is an x and base 10 otherwise. Except supporting the - basically means
> open coding the sucker...
>
> Anyway, my _real_ question is, if I'm yanking octal from dd= should I yank it
> from everywhere? I still think it's useful for "printf %d 0123" to be able to
> cope with it (especially since "printf %o 668" prints 1234). And maybe $((0123))
> needs it too?
>
> No clue where to draw the line on this one. Hmmm...

you could make it opt-in and add octal support to places where its
absence is actually noticed.

> Rob