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authorRavi Bangoria <ravi.bangoria@linux.ibm.com>2020-02-13 12:13:02 +0530
committerArnaldo Carvalho de Melo <acme@redhat.com>2020-02-27 10:44:54 -0300
commit7b43b6970474757da68e89efb76e892219dea9d8 (patch)
tree20a0519e940791d9c47df4e42bcba51826e389b1 /tools
parent46ccb44269665bba6a9bf0f77fe776421fc2304c (diff)
downloadlinux-7b43b6970474757da68e89efb76e892219dea9d8.tar.bz2
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.c12
-rw-r--r--tools/perf/util/config.h1
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 *);