From 80c40e605078767845b2663eeb516666aa7e410b Mon Sep 17 00:00:00 2001
From: WaLLy3K <WaLLy3K@users.noreply.github.com>
Date: Mon, 16 Oct 2017 10:12:27 +1100
Subject: [PATCH] Prevent full stop being interpreted as regex

Signed off by WaLLy3K <wally3k@pi-hole.net>
---
 pihole | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/pihole b/pihole
index 8359ba45..839ea8cd 100755
--- a/pihole
+++ b/pihole
@@ -85,7 +85,8 @@ updateGravityFunc() {
 
 # Scan an array of files for matching strings
 scanList(){
-  local domain="${1}" lists="${2}" type="${3:-}"
+  # Escape full stops
+  local domain="${1//./\\.}" lists="${2}" type="${3:-}"
 
   # Prevent grep from printing file path
   cd "/etc/pihole" || exit 1