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Groups > linux.kernel > #1618835
| From | Taeung Song <treeze.taeung@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/5] perf stat: Refactor the code to strip csv output with ltrim() |
| Date | 2017-04-07 16:30 +0200 |
| Message-ID | <ttD3J-8io-31@gated-at.bofh.it> (permalink) |
| References | <ttD3H-8io-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
To strip csv output, use ltrim() instead of
just while loop and isspace() at print_metric_{only}_csv().
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Taeung Song <treeze.taeung@gmail.com>
---
tools/perf/builtin-stat.c | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 2158ea1..868e086a 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;
--
2.7.4
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[PATCH 0/5] Refactoring with ltrim() and rtrim() Taeung Song <treeze.taeung@gmail.com> - 2017-04-07 16:30 +0200
[PATCH 2/5] perf stat: Refactor the code to strip csv output with ltrim() Taeung Song <treeze.taeung@gmail.com> - 2017-04-07 16:30 +0200
Re: [PATCH 2/5] perf stat: Refactor the code to strip csv output with ltrim() Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-04-07 17:10 +0200
Re: [PATCH 2/5] perf stat: Refactor the code to strip csv output with ltrim() Taeung Song <treeze.taeung@gmail.com> - 2017-04-08 01:50 +0200
[PATCH 3/5] perf ui browser: Refactor the code to parse color configs with ltrim() Taeung Song <treeze.taeung@gmail.com> - 2017-04-07 16:30 +0200
[PATCH 1/5] perf annotate: Refactor the code to parse disassemble lines with {l,r}trim() Taeung Song <treeze.taeung@gmail.com> - 2017-04-07 16:30 +0200
Re: [PATCH 1/5] perf annotate: Refactor the code to parse disassemble lines with {l,r}trim() Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-04-07 17:10 +0200
Re: [PATCH 1/5] perf annotate: Refactor the code to parse disassemble lines with {l,r}trim() Taeung Song <treeze.taeung@gmail.com> - 2017-04-07 20:10 +0200
Re: [PATCH 1/5] perf annotate: Refactor the code to parse disassemble lines with {l,r}trim() Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-04-07 17:10 +0200
Re: [PATCH 1/5] perf annotate: Refactor the code to parse disassemble lines with {l,r}trim() Taeung Song <treeze.taeung@gmail.com> - 2017-04-08 02:20 +0200
Re: [PATCH 1/5] perf annotate: Refactor the code to parse disassemble lines with {l,r}trim() Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-04-07 17:10 +0200
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