On 04/16/2018 07:09 AM, Russell King - ARM Linux wrote: > On Wed, Apr 11, 2018 at 08:38:37PM -0500, Rob Landley wrote: >> You can build a kernel in a cross compiling environment that doesn't have >> perl >> in the $PATH. Commit 429f7a062e3b broke that for 32 bit arm. Fix it. ... > This looks more complicated than necessary, and therefore less readable. > What's wrong with: > > KBSS_SZ := $(shell echo $$(($$($(CROSS_COMPILE)nm $(obj)/../../../../vmlinux > | \ > sed -n -e 's/^\([^ ]*\) B __bss_start$$/-0x\1/p' \ > -e 's/^\([^ ]*\) B __bss_stop$$/+0x\1/p') )) > > The sed command produces output such as: > > -0xc0955e58 > +0xc10b0f9c > > which the shell is then able to evaluate and produce a decimal number. > This seems to work fine with both bash and dash.
Yes, that is better. Acked-by: Rob Landley <r...@landley.net> Thanks, Rob
