From 6df2b092abcc2e05db754080a1fe784543de1295 Mon Sep 17 00:00:00 2001
From: Damien George <damien.p.george@gmail.com>
Date: Mon, 19 Feb 2018 01:09:56 +1100
Subject: [PATCH] README: Update clean_code() function to process more
 non-ASCII chars.

---
 README.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 097fe34..b57848a 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,8 @@ files before committing them here:
 A shell function to do this processing is:
 ```sh
 function clean_code() {
-    cat $1 | awk "{sub(/[\t ]*\r/,\"\")}1" | expand -t 4 | tr \\200\\221\\222\\223\\224\\226\\231\\265\\327\\342 \'\'\'\"\"-\'ux\' > tmp$$
+    chmod 644 $1
+    cat $1 | awk "{sub(/[\t ]*\r/,\"\")}1" | expand -t 4 | tr \\200\\205\\211\\221\\222\\223\\224\\226\\231\\244\\261\\265\\302\\327\\342 \'??\'\'\"\"\\-\'??u?x\' > tmp$$
     mv tmp$$ $1
 }
 ```