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-rw-r--r--tools/perf/util/string.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/tools/perf/util/string.c b/tools/perf/util/string.c
index 346707df04b9..29c7b2cb2521 100644
--- a/tools/perf/util/string.c
+++ b/tools/perf/util/string.c
@@ -332,6 +332,24 @@ char *strxfrchar(char *s, char from, char to)
}
/**
+ * ltrim - Removes leading whitespace from @s.
+ * @s: The string to be stripped.
+ *
+ * Return pointer to the first non-whitespace character in @s.
+ */
+char *ltrim(char *s)
+{
+ int len = strlen(s);
+
+ while (len && isspace(*s)) {
+ len--;
+ s++;
+ }
+
+ return s;
+}
+
+/**
* rtrim - Removes trailing whitespace from @s.
* @s: The string to be stripped.
*