From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754894Ab3LPP3I (ORCPT ); Mon, 16 Dec 2013 10:29:08 -0500 Received: from terminus.zytor.com ([198.137.202.10]:47731 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754230Ab3LPP3E (ORCPT ); Mon, 16 Dec 2013 10:29:04 -0500 Date: Mon, 16 Dec 2013 07:28:39 -0800 From: tip-bot for Namhyung Kim Message-ID: Cc: acme@redhat.com, linux-kernel@vger.kernel.org, hpa@zytor.com, mingo@kernel.org, a.p.zijlstra@chello.nl, namhyung.kim@lge.com, namhyung@kernel.org, jolsa@redhat.com, fweisbec@gmail.com, rostedt@goodmis.org, tglx@linutronix.de Reply-To: mingo@kernel.org, hpa@zytor.com, linux-kernel@vger.kernel.org, acme@redhat.com, a.p.zijlstra@chello.nl, namhyung.kim@lge.com, namhyung@kernel.org, jolsa@redhat.com, fweisbec@gmail.com, rostedt@goodmis.org, tglx@linutronix.de In-Reply-To: <1386833777-3790-7-git-send-email-namhyung@kernel.org> References: <1386833777-3790-7-git-send-email-namhyung@kernel.org> To: linux-tip-commits@vger.kernel.org Subject: [tip:perf/core] tools lib traceevent: Get rid of die() in add_right() Git-Commit-ID: 02d62d6d17b9b718be2878477cdcae95df0d5b4e 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 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.1 (terminus.zytor.com [127.0.0.1]); Mon, 16 Dec 2013 07:28:44 -0800 (PST) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: 02d62d6d17b9b718be2878477cdcae95df0d5b4e Gitweb: http://git.kernel.org/tip/02d62d6d17b9b718be2878477cdcae95df0d5b4e Author: Namhyung Kim AuthorDate: Thu, 12 Dec 2013 16:36:09 +0900 Committer: Arnaldo Carvalho de Melo CommitDate: Fri, 13 Dec 2013 10:30:22 -0300 tools lib traceevent: Get rid of die() in add_right() Refactor it to return appropriate pevent_errno value. Signed-off-by: Namhyung Kim Reviewed-by: Steven Rostedt Cc: Frederic Weisbecker Cc: Ingo Molnar Cc: Jiri Olsa Cc: Namhyung Kim Cc: Peter Zijlstra Cc: Steven Rostedt Link: http://lkml.kernel.org/r/1386833777-3790-7-git-send-email-namhyung@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/lib/traceevent/event-parse.h | 8 +++++++- tools/lib/traceevent/parse-filter.c | 34 +++++++++++++++++++--------------- 2 files changed, 26 insertions(+), 16 deletions(-) diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h index abdfd3c..89e4dfd 100644 --- a/tools/lib/traceevent/event-parse.h +++ b/tools/lib/traceevent/event-parse.h @@ -358,7 +358,13 @@ enum pevent_flag { _PE(OLD_FTRACE_ARG_FAILED,"failed to allocate field name for ftrace"),\ _PE(INVALID_ARG_TYPE, "invalid argument type"), \ _PE(INVALID_EVENT_NAME, "invalid event name"), \ - _PE(EVENT_NOT_FOUND, "No event found") + _PE(EVENT_NOT_FOUND, "no event found"), \ + _PE(SYNTAX_ERROR, "syntax error"), \ + _PE(ILLEGAL_RVALUE, "illegal rvalue"), \ + _PE(ILLEGAL_LVALUE, "illegal lvalue for string comparison"), \ + _PE(INVALID_REGEX, "regex did not compute"), \ + _PE(ILLEGAL_STRING_CMP, "illegal comparison for string"), \ + _PE(ILLEGAL_INTEGER_CMP,"illegal comparison for integer") #undef _PE #define _PE(__code, __str) PEVENT_ERRNO__ ## __code diff --git a/tools/lib/traceevent/parse-filter.c b/tools/lib/traceevent/parse-filter.c index a0ab040..c08ce59 100644 --- a/tools/lib/traceevent/parse-filter.c +++ b/tools/lib/traceevent/parse-filter.c @@ -473,8 +473,8 @@ create_arg_cmp(enum filter_exp_type etype) return arg; } -static int add_right(struct filter_arg *op, struct filter_arg *arg, - char **error_str) +static enum pevent_errno +add_right(struct filter_arg *op, struct filter_arg *arg, char **error_str) { struct filter_arg *left; char *str; @@ -505,9 +505,8 @@ static int add_right(struct filter_arg *op, struct filter_arg *arg, case FILTER_ARG_FIELD: break; default: - show_error(error_str, - "Illegal rvalue"); - return -1; + show_error(error_str, "Illegal rvalue"); + return PEVENT_ERRNO__ILLEGAL_RVALUE; } /* @@ -554,7 +553,7 @@ static int add_right(struct filter_arg *op, struct filter_arg *arg, if (left->type != FILTER_ARG_FIELD) { show_error(error_str, "Illegal lvalue for string comparison"); - return -1; + return PEVENT_ERRNO__ILLEGAL_LVALUE; } /* Make sure this is a valid string compare */ @@ -573,25 +572,31 @@ static int add_right(struct filter_arg *op, struct filter_arg *arg, show_error(error_str, "RegEx '%s' did not compute", str); - return -1; + return PEVENT_ERRNO__INVALID_REGEX; } break; default: show_error(error_str, "Illegal comparison for string"); - return -1; + return PEVENT_ERRNO__ILLEGAL_STRING_CMP; } op->type = FILTER_ARG_STR; op->str.type = op_type; op->str.field = left->field.field; op->str.val = strdup(str); - if (!op->str.val) - die("malloc string"); + if (!op->str.val) { + show_error(error_str, "Failed to allocate string filter"); + return PEVENT_ERRNO__MEM_ALLOC_FAILED; + } /* * Need a buffer to copy data for tests */ - op->str.buffer = malloc_or_die(op->str.field->size + 1); + op->str.buffer = malloc(op->str.field->size + 1); + if (!op->str.buffer) { + show_error(error_str, "Failed to allocate string filter"); + return PEVENT_ERRNO__MEM_ALLOC_FAILED; + } /* Null terminate this buffer */ op->str.buffer[op->str.field->size] = 0; @@ -609,7 +614,7 @@ static int add_right(struct filter_arg *op, struct filter_arg *arg, case FILTER_CMP_NOT_REGEX: show_error(error_str, "Op not allowed with integers"); - return -1; + return PEVENT_ERRNO__ILLEGAL_INTEGER_CMP; default: break; @@ -629,9 +634,8 @@ static int add_right(struct filter_arg *op, struct filter_arg *arg, return 0; out_fail: - show_error(error_str, - "Syntax error"); - return -1; + show_error(error_str, "Syntax error"); + return PEVENT_ERRNO__SYNTAX_ERROR; } static struct filter_arg *