linux-kernel - Re: [RFC/BUG] perf tools: static build fails

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Message-ID: <20150729083034.GA31712@krava.brq.redhat.com>
Date:	Wed, 29 Jul 2015 10:30:34 +0200
From:	Jiri Olsa <jolsa@...hat.com>
To:	Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:	Adrian Hunter <adrian.hunter@...el.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
	Namhyung Kim <namhyung@...il.com>
Subject: Re: [RFC/BUG] perf tools: static build fails

On Tue, Jul 28, 2015 at 06:21:38PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Wed, Jul 29, 2015 at 12:14:41AM +0300, Adrian Hunter escreveu:
> > On 28/07/2015 7:11 p.m., Arnaldo Carvalho de Melo wrote:
> > >Em Tue, Jul 28, 2015 at 05:13:47PM +0200, Jiri Olsa escreveu:
> 
> > >>it's failing on perf-read-vdso32 tool..  attached patch fixes that
> > >>for me
> 
> > >To build it statically:
> 
> > >   make -C tools/perf O=/tmp/build/perf LDFLAGS=-static install-bin
> 
> > >Adrian, I wonder if building just these utilities non-statically when we
> > >ask for a static build of the main tool is ok, is it?
>  
> > Not really.
>  
> > Static build works for me, including building perf-read-vdso32 statically,
> > so I am not sure what the problem is?

oops, it was the 32bit glibc-static pkg missing.. I'm good now ;-)

> 
> The static build stops for me way before getting to these utilities, so
> I don't know, I fixed an unrelated problem, but Jiri is the one having
> trouble in this one, Jiri, can you post the output of the build when it
> fails?

[jolsa@...va perf]$ make LDFLAGS=-static JOBS=1

SNIP

  GEN      libtraceevent-dynamic-list
  LINK     perf
/home/jolsa/kernel/linux-perf/tools/lib/traceevent/libtraceevent.a(libtraceevent-in.o): In function `load_plugin':
/home/jolsa/kernel/linux-perf/tools/lib/traceevent/event-plugin.c:304: warning: Using 'dlopen' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
libperf.a(libperf-in.o): In function `target__parse_uid':
/home/jolsa/kernel/linux-perf/tools/perf/util/target.c:79: warning: Using 'getpwnam_r' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
/home/jolsa/kernel/linux-perf/tools/perf/util/target.c:91: warning: Using 'getpwuid_r' in statically linked applications requires at runtime the shared libraries from the glibc version used for linking
  CC       perf-read-vdso32
/bin/ld: cannot find -lc
collect2: error: ld returned 1 exit status
Makefile.perf:373: recipe for target 'perf-read-vdso32' failed
make[1]: *** [perf-read-vdso32] Error 1
Makefile:68: recipe for target 'all' failed
make: *** [all] Error 2


jirka
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