On Mon, 8 Feb 2016, Sam Ravnborg wrote: > > > > +# List module undefined symbols > > +ifdef CONFIG_TRIM_UNUSED_EXPSYMS > > +cmd_undef_syms = $(NM) $@ | sed -n 's/^ \+U \(.*\)/\1/p' | xargs echo > > +else > > +cmd_undef_syms = echo > > +endif > Use ":" as a "do nothing" cammand. Then you do not emit an empty line.
I wanted to emit that empty line though. This way it is less likely that it'll be reused for other purposes. Nicolas
