v4.19.13 snapshot.
diff --git a/tools/perf/scripts/Build b/tools/perf/scripts/Build
new file mode 100644
index 0000000..41efd7e
--- /dev/null
+++ b/tools/perf/scripts/Build
@@ -0,0 +1,2 @@
+libperf-$(CONFIG_LIBPERL)   += perl/Perf-Trace-Util/
+libperf-$(CONFIG_LIBPYTHON) += python/Perf-Trace-Util/