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authorTaeung Song <treeze.taeung@gmail.com>2017-04-07 23:24:18 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2017-04-11 08:45:10 -0300
commitb07c40df1f4e6f937271921cb116d570bb9c4a31 (patch)
tree24b825c3e31e0a42da673838dbaff41a8191314d /tools/perf/builtin-stat.c
parent32ccb130f5325abc81b32b1a538390f46e4860f6 (diff)
downloadblackbird-op-linux-b07c40df1f4e6f937271921cb116d570bb9c4a31.tar.gz
blackbird-op-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>
Diffstat (limited to 'tools/perf/builtin-stat.c')
-rw-r--r--tools/perf/builtin-stat.c10
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;
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