commit - 119471299bf98b73818e2962618af2697aee0175
commit + 252e283ccff606d04e989025d76c032242266944
blob - c2715df0c349b2289c62ba1fafd2953094f39322
blob + f7246abe6cd39454b7e2ac54f8bb8bb0227c6da2
--- exercise
+++ exercise
@@ -1,4 +1,9 @@
 #!/usr/bin/env tclsh
+#
+# a simple but flexible test runner
+# pesco 2013, 2025
+# ISC license
+#
 package require Tcl 8.4