=== modified file 'render_files'
--- render_files	2017-11-06 22:45:39 +0000
+++ render_files	2014-07-02 11:50:54 +0000
@@ -2,7 +2,7 @@
 render() {
     mkdir -p head/${1%/*} || exit $?
     if test raw/"$1" -nt head.old/"$1".html; then
-	escaped="head/$(printf '%s\n' "$1" | sed 's/[#%|\\]/\\&/').html"
+	escaped="head/$(sed 's/[#%|\\]/\\&/' <<<"$1").html"
 	vim </dev/null >/dev/null 2>&1 raw/"$1" +'set modeline' +'e!' +'set nornu number fdm=manual' +TOhtml '+w! '"$escaped" '+qa!'
 	touch -r raw/"$1" head/"$1".html
     else