better bash aliases

bash_aliases

@@ -3,17 +3,21 @@
 # copy this to ~/.bash_aliases if you don't want to use qnadmin to start and stop QnetGateway
 
 function start () {
-	if [ -n "$1" ]; then
+	if [ $# == 1 ]; then
 		sudo make installbase && sudo make install${1} && sudo journalctl -u qn${1} -f
+	elif [ $# == 2 ]; then
+		sudo make installbase && sudo make install${1} && sudo journalctl -u qn${2} -f
 	else
-		echo "usage: start module_name"
+		echo "Usage: start module_name [watch_module]"
 		echo "Installs the base system and the module_name prefixed with 'qn' and tails the log."
-		echo "Use this alias on for systems with a single defined module."
+		echo "Use watch_module if you want to tail a different log"
+		echo "Only use this alias for systems with a single defined module."
+		echo "You must be in the QnetGateway build directory"
 	fi
 }
 
 function stop () {
-	if [ -n "$1" ]; then
+	if [ $# == 1 ]; then
 		sudo make uninstallbase && sudo make uninstall${1}
 	else
 		echo "usage: stop module_name"
@@ -23,7 +27,7 @@ function stop () {
 }
 
 function watch () {
-	if [ -n "$1" ]; then
+	if [ $# == 1 ]; then
 		sudo journalctl -u qn${1} -f
 	else
 		echo "usage: watch service_name"