heredoc for helpfunc in pihole

pihole

@@ -97,25 +97,27 @@ versionFunc() {
 }
 
 helpFunc() {
-    echo "::: Control all PiHole specific functions!"
+	cat << EOM
-    echo ":::"
+::: Control all PiHole specific functions!
-    echo "::: Usage: pihole [options]"
+:::
-    echo ":::		Add -h after -w (whitelist), -b (blacklist), or -c (chronometer)  for more information on usage"
+::: Usage: pihole [options]
-    echo ":::"
+:::		Add -h after -w (whitelist), -b (blacklist), or -c (chronometer)  for more information on usage
-    echo "::: Options:"
+:::
-    echo ":::  -w, whitelist            Whitelist domains"
+::: Options:
-    echo ":::  -b, blacklist            Blacklist domains"
+:::  -w, whitelist            Whitelist domains
-    echo ":::  -d, debug                Start a debugging session if having trouble"
+:::  -b, blacklist            Blacklist domains
-    echo ":::  -f, flush                Flush the pihole.log file"
+:::  -d, debug                Start a debugging session if having trouble
-    echo ":::  -up, updatePihole        Update Pi-hole"
+:::  -f, flush                Flush the pihole.log file
-    echo ":::  -g, updateGravity        Update the list of ad-serving domains"
+:::  -up, updatePihole        Update Pi-hole
-    echo ":::  -s, setupLCD             Automatically configures the Pi to use the 2.8 LCD screen to display stats on it"
+:::  -g, updateGravity        Update the list of ad-serving domains
-    echo ":::  -c, chronometer          Calculates stats and displays to an LCD"
+:::  -s, setupLCD             Automatically configures the Pi to use the 2.8 LCD screen to display stats on it
-    echo ":::  -h, help                 Show this help dialog"
+:::  -c, chronometer          Calculates stats and displays to an LCD
-    echo ":::  -v, version              Show current versions"
+:::  -h, help                 Show this help dialog
-    echo ":::  -q, query                Query the adlists for a specific domain"
+:::  -v, version              Show current versions
-    echo ":::  uninstall                Uninstall Pi-Hole from your system :(!"
+:::  -q, query                Query the adlists for a specific domain
-    exit 0
+:::  uninstall                Uninstall Pi-Hole from your system :(!
+EOM
+    exit 1
 }
 
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