zerosign · April 3, 2014 04:20 · Apr 3, 2014
diff --git a/i3-xephyr.sh b/i3-xephyr.sh
@@ -0,0 +1,59 @@
+#!/usr/bin/env zsh
+
+function usage() {
+    cat <<EOF
+USAGE i3-xephyr start|stop|restart|run
+start Start nested i3 in xephyr
+stop Stop xephyr
+restart reload i3 in xephyr
+run run command in nested i3
+EOF
+}
+
+function i3_pid() {
+    /bin/pidof i3 | cut -d\ -f1
+}
+
+function xephyr_pid() {
+    /bin/pidof Xephyr | cut -d\ -f1
+}
+
+
+[ $# -lt 1 ] && usage
+
+I3=`which i3`
+XEPHYR=`which Xephyr`
+
+test -x $I3 || {echo "i3 executable not found."}
+test -x $XEPHYR || {echo "Xephyr executable not found."}
+
+case "$1" in
+    start)
+	$XEPHYR -ac -br -noreset -screen 800x600 :1 &
+	sleep 1
+	DISPLAY=:1.0 $I3 &
+	sleep 1
+	echo I3 ready for tests. PID is $(i3_pid)
+	;;
+    stop)
+	echo -n "Stopping nested i3..."
+	if [ -z $(xephyr_pid) ]; then
+	    echo "Not running: not stopped :)"
+	    exit 0
+	else
+	    kill $(xephyr_pid)
+	    echo "Done."
+	fi
+	;;
+    restart)
+	echo -n "Restarting i3..."
+	kill -s SIGHUP $(xephyr_pid)
+	;;
+    run)
+	shift
+	DISPLAY=:1.0 "$@" &
+	;;
+    *)
+	usage
+	;;
+esac