Re: [PATCH] libtraceevent: Fix build with binutils 2.35

[Steven Rostedt <rostedt@goodmis.org>]

On Tue, 28 Jul 2020 09:19:08 -0300
Arnaldo Carvalho de Melo <acme@kernel.org> wrote:

> Em Sat, Jul 25, 2020 at 02:06:23AM +0100, Ben Hutchings escreveu:
> > In binutils 2.35, 'nm -D' changed to show symbol versions along with
> > symbol names, with the usual @@ separator.  When generating
> > libtraceevent-dynamic-list we need just the names, so strip off the
> > version suffix if present.  
> 
> Steven, have you seen this one?

Yeah, I saw it. Just haven't gotten to it yet ;-)

-- Steve

> 
> - Arnaldo
>  
> > Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
> > Cc: stable@vger.kernel.org
> > ---
> >  tools/lib/traceevent/plugins/Makefile | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/tools/lib/traceevent/plugins/Makefile b/tools/lib/traceevent/plugins/Makefile
> > index 349bb81482ab..680d883efe05 100644
> > --- a/tools/lib/traceevent/plugins/Makefile
> > +++ b/tools/lib/traceevent/plugins/Makefile
> > @@ -197,7 +197,7 @@ define do_generate_dynamic_list_file
> >  	xargs echo "U w W" | tr 'w ' 'W\n' | sort -u | xargs echo`;\
> >  	if [ "$$symbol_type" = "U W" ];then				\
> >  		(echo '{';                                              \
> > -		$(NM) -u -D $1 | awk 'NF>1 {print "\t"$$2";"}' | sort -u;\
> > +		$(NM) -u -D $1 | awk 'NF>1 {sub("@.*", "", $$2); print "\t"$$2";"}' | sort -u;\
> >  		echo '};';                                              \
> >  		) > $2;                                                 \
> >  	else                                                            \  
> 
> 
>