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| author |   Ravi Bangoria <ravi.bangoria@linux.ibm.com> | 2020-02-13 12:13:02 +0530 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-02-27 10:44:54 -0300 |
| commit | 7b43b6970474757da68e89efb76e892219dea9d8 (patch) | |
| tree | 20a0519e940791d9c47df4e42bcba51826e389b1 /tools | |
| parent | perf annotate: Fix --show-nr-samples for tui/stdio2 (diff) | |
| download | linux-dev-7b43b6970474757da68e89efb76e892219dea9d8.tar.xz linux-dev-7b43b6970474757da68e89efb76e892219dea9d8.zip | |
perf config: Introduce perf_config_u8()
Introduce perf_config_u8() utility function to convert char * input into
u8 destination. We will utilize it in followup patch.
Signed-off-by: Ravi Bangoria <ravi.bangoria@linux.ibm.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Changbin Du <changbin.du@intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Song Liu <songliubraving@fb.com>
Cc: Taeung Song <treeze.taeung@gmail.com>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Yisheng Xie <xieyisheng1@huawei.com>
Link: http://lore.kernel.org/lkml/20200213064306.160480-5-ravi.bangoria@linux.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/config.c | 12 | ||||
| -rw-r--r-- | tools/perf/util/config.h | 1 |
2 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/util/config.c b/tools/perf/util/config.c index 0bc9c4d7fdc5..ef38eba56ed0 100644 --- a/tools/perf/util/config.c +++ b/tools/perf/util/config.c @@ -374,6 +374,18 @@ int perf_config_int(int *dest, const char *name, const char *value) return 0; } +int perf_config_u8(u8 *dest, const char *name, const char *value) +{ + long ret = 0; + + if (!perf_parse_long(value, &ret)) { + bad_config(name); + return -1; + } + *dest = ret; + return 0; +} + static int perf_config_bool_or_int(const char *name, const char *value, int *is_bool) { int ret; diff --git a/tools/perf/util/config.h b/tools/perf/util/config.h index bd0a5897c76a..c10b66dde2f3 100644 --- a/tools/perf/util/config.h +++ b/tools/perf/util/config.h @@ -29,6 +29,7 @@ typedef int (*config_fn_t)(const char *, const char *, void *); int perf_default_config(const char *, const char *, void *); int perf_config(config_fn_t fn, void *); int perf_config_int(int *dest, const char *, const char *); +int perf_config_u8(u8 *dest, const char *name, const char *value); int perf_config_u64(u64 *dest, const char *, const char *); int perf_config_bool(const char *, const char *); int config_error_nonbool(const char *); |