From c3e0572be6b8f191f60c3f6c29168e23159ce06b Mon Sep 17 00:00:00 2001
From: Martijn Dekker <martijn@inlv.org>
Date: Mon, 18 Jan 2016 21:05:06 +0100
Subject: [PATCH] Get rid of a couple of more shellcheck.net warnings.

---
 bb.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/bb.sh b/bb.sh
index 0132a78..a0dee58 100755
--- a/bb.sh
+++ b/bb.sh
@@ -945,7 +945,7 @@ delete_includes() {
 create_css() {
     # To avoid overwriting manual changes. However it is recommended that
     # this function is modified if the user changes the blog.css file
-    [[ -n $css_include ]] && return || css_include=('main.css' 'blog.css')
+    (( ${#css_include[@]} > 0 )) && return || css_include=('main.css' 'blog.css')
     if [[ ! -f blog.css ]]; then 
         # blog.css directives will be loaded after main.css and thus will prevail
         echo '#title{font-size: x-large;}
@@ -1118,7 +1118,7 @@ do_main() {
     # Test for existing html files
     if ls ./*.html &> /dev/null; then
         # We're going to back up just in case
-        tar cfz ".backup.tar.gz" *.html &&
+        tar -c -z -f ".backup.tar.gz" -- *.html &&
             chmod 600 ".backup.tar.gz"
     elif [[ $1 == rebuild ]]; then
         echo "Can't find any html files, nothing to rebuild"