From 39126c120fceb863d66d36196d0f80bb11967b8a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BA=91=E9=A3=8E?= <cloudwu@gmail.com>
Date: Tue, 23 Jul 2013 12:13:46 +0800
Subject: [PATCH] socket.open can return error

---
 lualib/socket.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lualib/socket.lua b/lualib/socket.lua
index 0532811d..7f5956b2 100644
--- a/lualib/socket.lua
+++ b/lualib/socket.lua
@@ -96,7 +96,7 @@ function socket.open(addr, port)
 	local cmd = "open" .. " " .. (port and (addr..":"..port) or addr)
 	local r = skynet.call(".socket", "text", cmd)
 	if r == "" then
-		error(cmd .. " failed")
+		return nil,  cmd .. " failed"
 	end
 	local fd = tonumber(r)
 	READBUF[fd] = true