Adding clockid_name function to get the clock name based on its clockid. It will be used in following changes.
Signed-off-by: Jiri Olsa <[email protected]> --- tools/perf/util/clockid.c | 11 +++++++++++ tools/perf/util/clockid.h | 2 ++ 2 files changed, 13 insertions(+) diff --git a/tools/perf/util/clockid.c b/tools/perf/util/clockid.c index b7a08606dc3e..74365a5d99c1 100644 --- a/tools/perf/util/clockid.c +++ b/tools/perf/util/clockid.c @@ -106,3 +106,14 @@ int parse_clockid(const struct option *opt, const char *str, int unset) ui__warning("unknown clockid %s, check man page\n", ostr); return -1; } + +const char *clockid_name(clockid_t clk_id) +{ + const struct clockid_map *cm; + + for (cm = clockids; cm->name; cm++) { + if (cm->clockid == clk_id) + return cm->name; + } + return "(not found)"; +} diff --git a/tools/perf/util/clockid.h b/tools/perf/util/clockid.h index 8e567b3ebbbd..9b49b4711c76 100644 --- a/tools/perf/util/clockid.h +++ b/tools/perf/util/clockid.h @@ -6,4 +6,6 @@ struct option; int parse_clockid(const struct option *opt, const char *str, int unset); +const char *clockid_name(clockid_t clk_id); + #endif -- 2.25.4
