From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932116Ab3ENKPj (ORCPT ); Tue, 14 May 2013 06:15:39 -0400 Received: from LGEMRELSE7Q.lge.com ([156.147.1.151]:46368 "EHLO LGEMRELSE7Q.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756894Ab3ENKOG (ORCPT ); Tue, 14 May 2013 06:14:06 -0400 X-AuditID: 9c930197-b7b76ae000003523-3f-51920e6a26f8 From: Namhyung Kim To: Arnaldo Carvalho de Melo Cc: Peter Zijlstra , Paul Mackerras , Ingo Molnar , Namhyung Kim , LKML , Steven Rostedt , Frederic Weisbecker , Jiri Olsa , David Ahern , Stephane Eranian Subject: [PATCH 12/15] perf ftrace: Use pager for displaying result Date: Tue, 14 May 2013 19:13:56 +0900 Message-Id: <1368526439-31966-13-git-send-email-namhyung@kernel.org> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1368526439-31966-1-git-send-email-namhyung@kernel.org> References: <1368526439-31966-1-git-send-email-namhyung@kernel.org> X-Brightmail-Tracker: AAAAAA== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Namhyung Kim It's convenient to use pager when seeing many lines of result. Cc: Steven Rostedt Cc: Frederic Weisbecker Signed-off-by: Namhyung Kim --- tools/perf/builtin-ftrace.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c index de6afd50cff2..588d61de1c89 100644 --- a/tools/perf/builtin-ftrace.c +++ b/tools/perf/builtin-ftrace.c @@ -227,6 +227,7 @@ static int do_ftrace_live(struct perf_ftrace *ftrace) signal(SIGINT, sig_handler); signal(SIGUSR1, sig_handler); signal(SIGCHLD, sig_handler); + signal(SIGPIPE, sig_handler); if (setup_tracing_files(ftrace) < 0) goto out_reset; @@ -1472,6 +1473,8 @@ __cmd_ftrace_live(struct perf_ftrace *ftrace, int argc, const char **argv) if (!argc && perf_target__none(&ftrace->target)) usage_with_options(live_usage, live_options); + setup_pager(); + ret = perf_target__validate(&ftrace->target); if (ret) { char errbuf[512]; @@ -1618,6 +1621,8 @@ __cmd_ftrace_show(struct perf_ftrace *ftrace, int argc, const char **argv) if (ftrace->dirname == NULL) ftrace->dirname = DEFAULT_DIRNAME; + setup_pager(); + ret = do_ftrace_show(ftrace); perf_evlist__delete_maps(ftrace->evlist); @@ -1679,6 +1684,7 @@ __cmd_ftrace_report(struct perf_ftrace *ftrace, int argc, const char **argv) perf_hpp__column_enable(PERF_HPP__OVERHEAD); perf_hpp__init(); + setup_pager(); setup_sorting(); symbol_conf.exclude_other = false; -- 1.7.11.7