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perf tools: Add flex support for parse_events_error

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Allowing flex parser to report back event parsing error, like:

  $ perf record -e cycles,cache-mises ls
  event syntax error: '..es,cache-mises'
                                 \___ parser error
  ...

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1429729824-13932-3-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2015-04-22 21:10:17 +02:00 • committed by Arnaldo Carvalho de Melo
parent b39b839309
commit 6297d42372
3 changed files with 37 additions and 8 deletions
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1
tools/perf/util/parse-events.h
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@ -122,7 +122,6 @@ perf_pmu__parse_check(const char *name);
void parse_events__set_leader(char *name, struct list_head *list);
void parse_events_update_lists(struct list_head *list_event,
struct list_head *list_all);
void parse_events_error(void *data, void *scanner, char const *msg);
void parse_events_evlist_error(struct parse_events_evlist *data,
int idx, const char *str);