diff options
Diffstat (limited to 'tools/perf/util/time-utils.c')
| -rw-r--r-- | tools/perf/util/time-utils.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/perf/util/time-utils.c b/tools/perf/util/time-utils.c index 5769f972c23e..6193b46050a5 100644 --- a/tools/perf/util/time-utils.c +++ b/tools/perf/util/time-utils.c @@ -325,6 +325,34 @@ int perf_time__percent_parse_str(struct perf_time_interval *ptime_buf, int num, return -1; } +struct perf_time_interval *perf_time__range_alloc(const char *ostr, int *size) +{ + const char *p1, *p2; + int i = 1; + struct perf_time_interval *ptime; + + /* + * At least allocate one time range. + */ + if (!ostr) + goto alloc; + + p1 = ostr; + while (p1 < ostr + strlen(ostr)) { + p2 = strchr(p1, ','); + if (!p2) + break; + + p1 = p2 + 1; + i++; + } + +alloc: + *size = i; + ptime = calloc(i, sizeof(*ptime)); + return ptime; +} + bool perf_time__skip_sample(struct perf_time_interval *ptime, u64 timestamp) { /* if time is not set don't drop sample */ |