[PATCH 8/9] perf tools: Add tracepoint support for parse_events_error

[Jiri Olsa]

Allowing tracepoint events processing to report back error.

  $ perf record -e 'sched:krava' ls
  event syntax error: 'sched:krava'
                       \___ unknown tracepoint
  ...

Link: http://lkml.kernel.org/n/tip-xkbpn3j5of376ag7utcirt8w@xxxxxxxxxxxxxx
Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
---
 tools/perf/util/parse-events.y | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index 486247739a39..38a0f21fc433 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -388,7 +388,13 @@ PE_NAME ':' PE_NAME
 	struct list_head *list;
 
 	ALLOC_LIST(list);
-	ABORT_ON(parse_events_add_tracepoint(list, &data->idx, $1, $3));
+	if (parse_events_add_tracepoint(list, &data->idx, $1, $3)) {
+		struct parse_events_error *error = data->error;
+
+		error->idx = @1.first_column;
+		error->str = strdup("unknown tracepoint");
+		return -1;
+	}
 	$$ = list;
 }
 
-- 
1.9.3

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