add comments to some scripts

1 files changed, 2 insertions, 1 deletions

diff --git a/rmw b/rmw
index f84689f..6bd558d 100755
--- a/rmw
+++ b/rmw
@@ -1,7 +1,8 @@
 #!/bin/sh
+# Remove whitespaces in all the files in a given directory
 
 if [ "$#" -gt 1 ]; then
-    echo "Usage: rm_whitespaces <dir>" >&2
+    echo "Usage: rmw <dir>" >&2
     exit 1
 fi