From 32294995befaed330338e2bb42a6a7ddf6172513 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Diego=20Mart=C3=ADnez?= <kaeza@users.noreply.github.com>
Date: Sat, 17 Jan 2015 22:41:24 -0300
Subject: [PATCH] Fix `/irc_names` crashing if not connected.

---
 chatcmds.lua | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/chatcmds.lua b/chatcmds.lua
index 03599e9..b8ac466 100644
--- a/chatcmds.lua
+++ b/chatcmds.lua
@@ -45,6 +45,10 @@ minetest.register_chatcommand("irc_names", {
 	params = "",
 	description = "List the users in IRC.",
 	func = function(name, params)
+		if not irc.connected then
+			minetest.chat_send_player(name, "Not connected to IRC. Use /irc_connect to connect.")
+			return
+		end
 		local users = { }
 		for k, v in pairs(irc.conn.channels[irc.config.channel].users) do
 			table.insert(users, k)