From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752044AbcAETR5 (ORCPT ); Tue, 5 Jan 2016 14:17:57 -0500 Received: from mga01.intel.com ([192.55.52.88]:54326 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751456AbcAETRy (ORCPT ); Tue, 5 Jan 2016 14:17:54 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,525,1444719600"; d="scan'208";a="24087038" From: Andi Kleen To: acme@kernel.org Cc: jolsa@kernel.org, mingo@kernel.org, linux-kernel@vger.kernel.org, Andi Kleen Subject: [PATCH] perf, tools, stat: Force C numeric locale for CSV mode Date: Tue, 5 Jan 2016 11:17:45 -0800 Message-Id: <1452021465-17831-1-git-send-email-andi@firstfloor.org> X-Mailer: git-send-email 2.4.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andi Kleen Some locales print floating point numbers with a comma instead of a dot. This causes problems with CSV mode because it causes extra false CSV fields. Force the numeric locale to be always C in CSV mode. Before: $ LC_ALL=pl_PL.utf8 perf stat -x, true 0,399472,,task-clock,399472,100,00 <---- extra bogus field ... After: $ LC_ALL=pl_PL.utf8 ./obj-perf/perf stat -x, true 0.338422,,task-clock,338422,100.00 Originally reported in https://github.com/andikleen/pmu-tools/issues/43 Signed-off-by: Andi Kleen --- tools/perf/builtin-stat.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 9805e03..4d5e504 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -1826,6 +1826,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix __maybe_unused) csv_output = true; if (!strcmp(csv_sep, "\\t")) csv_sep = "\t"; + setlocale(LC_NUMERIC, "C"); } else csv_sep = DEFAULT_SEPARATOR; -- 2.4.3