Lots: Fix being unable to start session with SDDM

.xinitrc

@@ -1,5 +1,15 @@
 #!/bin/bash
 
+if [ -n "$FIRESTARTER" ]; then
+	echo "Firestarter is already running in this session"
+	exit 50
+fi
+for term in mate-terminal lxterminal xfce4-terminal konsole urxvt xterm; do
+	if command -v "$term" > /dev/null 2>&1; then
+		export TERMINAL="$term"
+		break
+	fi
+done
 if [ -x "$HOME/.wpgen/wpgen" ]; then
 	resolutions=($(xrandr -q | grep '*' | awk '{print $1}'))
 	for res in ${resolutions[@]}; do