list: print a message if there are no pots

Author: pizzamig

CHANGELOG.md

@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ## [Unreleased]
 ### Changed
 - export-ports: relax the check bout the pot's network type
+- list: print a message, if there are no pot yet
 
 ## [0.10.2] 2019-12-17
 ### Added

share/pot/list.sh

@@ -51,6 +51,12 @@ _ls_pots()
 	local _pots _q
 	_q=$1
 	_pots=$( _get_pot_list )
+	if [ -z "$_pots" ]; then
+		if [ "$_q" != "quiet" ]; then
+			echo "No pot created yet..."
+		fi
+		return
+	fi
 	for _p in $_pots; do
 		if [ "$_q" = "quiet" ]; then
 			echo "$_p"