code consistency with atom.sh

issues/tools/sitemap.sh

@@ -4,7 +4,7 @@ set -e
 
 usage()
 {
-    printf "usage $0 <domain.tld> <site_directory> %s\n"
+    echo "usage $0 <domain.tld> <site_directory>"
     exit 1
 }
 
@@ -14,12 +14,14 @@ ndd="$1"
 
 # sitemap header
 printf '%s\n' \
-'<?xml version="1.0" encoding="UTF-8"?>
+cat <<EOF
+<?xml version="1.0" encoding="UTF-8"?>
 <urlset
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9
 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd"
-xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">'
+xmlns="http://www.sitemaps.org/schemas/sitemap/0.9">
+EOF
 
 # list all pages in site_directory and print last mod time
 cd "$2"
@@ -30,6 +32,6 @@ do
                 "$(date -r $(stat -f %m ${l}) +%Y-%m-%d)"
 done
 
-printf '%s' '</urlset>'
+echo "</urlset>"
 
 exit