linux-kernel - [tip:perf/core] perf tools: Add warning when disabling perl scripting support due to missing devel files

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Date:	Thu, 5 Jun 2014 07:30:59 -0700
From:	tip-bot for Arnaldo Carvalho de Melo <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org, eranian@...gle.com, paulus@...ba.org,
	acme@...hat.com, hpa@...or.com, mingo@...nel.org, jolsa@...nel.org,
	peterz@...radead.org, efault@....de, namhyung@...nel.org,
	fweisbec@...il.com, adrian.hunter@...el.com, dsahern@...il.com,
	tglx@...utronix.de, dzickus@...hat.com
Subject: [tip:perf/core] perf tools:
  Add warning when disabling perl scripting support due to missing devel files

Commit-ID:  6a2f2543a1f3aa0e7766e27c30b93d164771e892
Gitweb:     http://git.kernel.org/tip/6a2f2543a1f3aa0e7766e27c30b93d164771e892
Author:     Arnaldo Carvalho de Melo <acme@...hat.com>
AuthorDate: Mon, 26 May 2014 16:02:30 -0300
Committer:  Jiri Olsa <jolsa@...nel.org>
CommitDate: Tue, 3 Jun 2014 21:34:16 +0200

perf tools: Add warning when disabling perl scripting support due to missing devel files

We were just showing "libperl: OFF", unlike other features where we
present the user with a message helping have a feature built in.

Fix it by adding the following message:

config/Makefile:450: Missing perl devel files. Disabling perl scripting support, consider installing perl-ExtUtils-Embed

Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
Cc: Adrian Hunter <adrian.hunter@...el.com>
Cc: David Ahern <dsahern@...il.com>
Cc: Don Zickus <dzickus@...hat.com>
Cc: Frederic Weisbecker <fweisbec@...il.com>
Cc: Mike Galbraith <efault@....de>
Cc: Namhyung Kim <namhyung@...nel.org>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Stephane Eranian <eranian@...gle.com>
Link: http://lkml.kernel.org/n/tip-t7yeud34ehimlfi6pklb29p7@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@...nel.org>
---
 tools/perf/config/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 729bbdf..319426f 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -447,6 +447,7 @@ else
   ifneq ($(feature-libperl), 1)
     CFLAGS += -DNO_LIBPERL
     NO_LIBPERL := 1
+    msg := $(warning Missing perl devel files. Disabling perl scripting support, consider installing perl-ExtUtils-Embed);
   else
     LDFLAGS += $(PERL_EMBED_LDFLAGS)
     EXTLIBS += $(PERL_EMBED_LIBADD)
--
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