From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754264AbcBPHxa (ORCPT ); Tue, 16 Feb 2016 02:53:30 -0500 Received: from terminus.zytor.com ([198.137.202.10]:40619 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754245AbcBPHx0 (ORCPT ); Tue, 16 Feb 2016 02:53:26 -0500 Date: Mon, 15 Feb 2016 23:53:11 -0800 From: tip-bot for Arnaldo Carvalho de Melo Message-ID: Cc: acme@redhat.com, jolsa@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org, tglx@linutronix.de, mingo@kernel.org, adrian.hunter@intel.com, namhyung@kernel.org, wangnan0@huawei.com Reply-To: mingo@kernel.org, tglx@linutronix.de, wangnan0@huawei.com, namhyung@kernel.org, adrian.hunter@intel.com, acme@redhat.com, linux-kernel@vger.kernel.org, jolsa@kernel.org, hpa@zytor.com To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] perf tools: Add comment explaining the repsep_snprintf function Git-Commit-ID: 37d9bb580aa73c171c51fb93edf67a902bcb186f X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 37d9bb580aa73c171c51fb93edf67a902bcb186f Gitweb: http://git.kernel.org/tip/37d9bb580aa73c171c51fb93edf67a902bcb186f Author: Arnaldo Carvalho de Melo AuthorDate: Fri, 12 Feb 2016 11:27:51 -0300 Committer: Arnaldo Carvalho de Melo CommitDate: Fri, 12 Feb 2016 12:52:20 -0300 perf tools: Add comment explaining the repsep_snprintf function Cc: Adrian Hunter Cc: Jiri Olsa Cc: Namhyung Kim Cc: Wang Nan Link: http://lkml.kernel.org/n/tip-4j67nvlfwbnkg85b969ewnkr@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/sort.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c index de620f7..8b54ede 100644 --- a/tools/perf/util/sort.c +++ b/tools/perf/util/sort.c @@ -28,7 +28,15 @@ int sort__has_socket = 0; int sort__has_thread = 0; enum sort_mode sort__mode = SORT_MODE__NORMAL; - +/* + * Replaces all occurrences of a char used with the: + * + * -t, --field-separator + * + * option, that uses a special separator character and don't pad with spaces, + * replacing all occurances of this separator in symbol names (and other + * output) with a '.' character, that thus it's the only non valid separator. +*/ static int repsep_snprintf(char *bf, size_t size, const char *fmt, ...) { int n;