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author | Taeung Song <treeze.taeung@gmail.com> | 2017-04-07 23:24:18 +0900 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2017-04-11 08:45:10 -0300 |
commit | b07c40df1f4e6f937271921cb116d570bb9c4a31 (patch) | |
tree | 24b825c3e31e0a42da673838dbaff41a8191314d | |
parent | 32ccb130f5325abc81b32b1a538390f46e4860f6 (diff) | |
download | linux-b07c40df1f4e6f937271921cb116d570bb9c4a31.tar.gz linux-b07c40df1f4e6f937271921cb116d570bb9c4a31.tar.bz2 linux-b07c40df1f4e6f937271921cb116d570bb9c4a31.zip |
perf stat: Refactor the code to strip csv output with ltrim()
To strip csv output, use ltrim() instead of just while loop and
isspace() at print_metric_{only}_csv().
Signed-off-by: Taeung Song <treeze.taeung@gmail.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1491575061-704-3-git-send-email-treeze.taeung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
-rw-r--r-- | tools/perf/builtin-stat.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 2158ea14da57..868e086a6b59 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -875,10 +875,7 @@ static void print_metric_csv(void *ctx, return; } snprintf(buf, sizeof(buf), fmt, val); - vals = buf; - while (isspace(*vals)) - vals++; - ends = vals; + ends = vals = ltrim(buf); while (isdigit(*ends) || *ends == '.') ends++; *ends = 0; @@ -950,10 +947,7 @@ static void print_metric_only_csv(void *ctx, const char *color __maybe_unused, return; unit = fixunit(tbuf, os->evsel, unit); snprintf(buf, sizeof buf, fmt, val); - vals = buf; - while (isspace(*vals)) - vals++; - ends = vals; + ends = vals = ltrim(buf); while (isdigit(*ends) || *ends == '.') ends++; *ends = 0; |