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-rw-r--r--tools/perf/util/usage.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/perf/util/usage.c b/tools/perf/util/usage.c
index 4007aca8e0ca..6adfa18cdd4e 100644
--- a/tools/perf/util/usage.c
+++ b/tools/perf/util/usage.c
@@ -50,6 +50,11 @@ void set_die_routine(void (*routine)(const char *err, va_list params) NORETURN)
die_routine = routine;
}
+void set_warning_routine(void (*routine)(const char *err, va_list params))
+{
+ warn_routine = routine;
+}
+
void usage(const char *err)
{
usage_routine(err);