linux-kernel - Re: [PATCH 1/8] perf tools: Add feature check for libbabeltrace

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Date:	Tue, 9 Dec 2014 11:14:16 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Jiri Olsa <jolsa@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	David Ahern <dsahern@...il.com>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Jeremie Galarneau <jgalar@...icios.com>,
	Paul Mackerras <paulus@...ba.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
	Tom Zanussi <tzanussi@...il.com>
Subject: Re: [PATCH 1/8] perf tools: Add feature check for libbabeltrace

On Mon, Dec 08, 2014 at 05:07:23PM +0900, Namhyung Kim wrote:
> Hi Jiri,
> 
> On Thu, Dec 4, 2014 at 1:23 AM, Jiri Olsa <jolsa@...nel.org> wrote:
> > +ifndef NO_LIBBABELTRACE
> > +  # for linking with debug library, run like:
> > +  # make DEBUG=1 LIBBABELTRACE_DIR=/opt/libdw/
> 
> s/libdw/libbabeltrace/

ouch.. copy&paste crap ;-)

> 
> 
> > +  ifdef LIBBABELTRACE_DIR
> > +    LIBBABELTRACE_CFLAGS  := -I$(LIBBABELTRACE_DIR)/include
> > +    LIBBABELTRACE_LDFLAGS := -L$(LIBBABELTRACE_DIR)/lib
> > +  endif
> > +  FEATURE_CHECK_CFLAGS-libbabeltrace := $(LIBBABELTRACE_CFLAGS)
> > +  FEATURE_CHECK_LDFLAGS-libbabeltrace := $(LIBBABELTRACE_LDFLAGS) -lbabeltrace-ctf
> > +endif
> > +
> >  # include ARCH specific config
> >  -include $(src-perf)/arch/$(ARCH)/Makefile
> >
> > @@ -201,6 +212,7 @@ CORE_FEATURE_TESTS =                        \
> >         stackprotector-all              \
> >         timerfd                         \
> >         libdw-dwarf-unwind              \
> > +       libbabeltrace                   \
> >         zlib
> >
> >  LIB_FEATURE_TESTS =                    \
> > @@ -216,6 +228,7 @@ LIB_FEATURE_TESTS =                 \
> >         libslang                        \
> >         libunwind                       \
> >         libdw-dwarf-unwind              \
> > +       libbabeltrace                   \
> >         zlib
> >
> >  VF_FEATURE_TESTS =                     \
> > @@ -661,6 +674,17 @@ else
> >    NO_PERF_READ_VDSOX32 := 1
> >  endif
> >
> > +ifndef NO_LIBBABELTRACE
> > +  ifeq ($(feature-libbabeltrace), 0)
> > +    msg := $(warning No libbabeltrace found, disables 'perf data' CTF format support, please install libbabeltrace-devel/libbabeltrace-dev);
> 
> It seems that Ubuntu has libbabeltrace-ctf-dev package.

ok

thanks,
jirka
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