xxd: incompatible -p option

[Peter0x44]

On Sun Dec 12, 2021 at 3:34 PM GMT, Denys Vlasenko wrote:
> On Mon, Dec 6, 2021 at 12:56 PM Rafał Miłecki <zajec5 at gmail.com>
> wrote:
> > Hi,
> >
> > I deal with ~4 MiB of binary data stored as hex numbers in 1-line text
> > file. I need to convert numbers to raw binary data. That can be done
> > with -r -p options.
> >
> > With standalone xxd it works perfectly fine:
> > $ cat data.bin | xxd -r -p | wc -c
> > 3518210
> >
> > With busybox not so much:
> > $ cat data.bin | busybox xxd -r -p | wc -c
> > 30
>
> Can't reproduce with the current git. Can you?

I can reproduce using my distribution-provided busybox (v1.34.1), but not
with the current git

$ cat data.bin | busybox xxd -r -p | wc -c
1930
$ cat data.bin | ./busybox xxd -r -p | wc -c
15444

I bisected it down to commit 86ba007b84ae1ebe35e88c57e023caac3d2d9903 which fixed it for me.

Regards,
Peter D.