diff --git a/ideintf/units/sparc/linux/README b/ideintf/units/sparc/linux/README
new file mode 100644
index 0000000000..48ed507699
--- /dev/null
+++ b/ideintf/units/sparc/linux/README
@@ -0,0 +1,3 @@
+This is an output directory, so it is empty at start or after clean up.
+But CVS does not always create empty directories.
+This file makes sure the directory is created.