diff --git a/tmp/invoke-rename.sh b/tmp/invoke-rename.sh
new file mode 100755
index 0000000..c0615f2
--- /dev/null
+++ b/tmp/invoke-rename.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+# test result with:
+# make all check
+# ggrep -i --exclude-dir=mpg --exclude=.travis.yml --exclude=ChangeLog --exclude=extra-names --exclude=public-names polarssl . --exclude-dir=tmp G -v 'include|OU?=PolarSSL|PolarSSLTes' | cut -d':' -f1 | sort -u
+
+set -eu
+
+FILES='include/mbedtls/*.h library/*.c programs/*.c programs/*/*.c tests/suites/* configs/*.h scripts/data_files/*.fmt scripts/* tests/scripts/*'
+
+tmp/rename.pl old2new $FILES
+# re-invoke on programs including strings