Philipp Tomsich <philipp.toms...@theobroma-systems.com> schrieb am Fr., 8. März 2019, 18:53:
> > > > On 08.03.2019, at 18:28, Martin Husemann <mar...@netbsd.org> wrote: > > > > On Fri, Mar 08, 2019 at 12:17:09PM -0500, Tom Rini wrote: > >> OK, so a few thoughts here. > >> - What's the portable way to do hex-based math? If we really need it? > > > > Use printf(3) to convert to/from hex, and standard shell arithmetic > > with $(( )). > > > > Looks horrible, but something like: > > > > v=$(( $( printf "%d\n" 0xa0 ) + $( printf "%d\n" 0x10 ) )) > > printf "v = %d (%x)\n" $v $v > > Can we just assume that awk is available? After all, AWK is defined > in the top-level Makefile... > I guess we can, but see Toms mail from mid of December: not all awk flavours seem to supper hey numbers. So I guess the next round on this patch should try to test different shells as well as different awk's... Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
