fix variable name

[etc/awesome.git] / widgets / net.lua

diff --git a/widgets/net.lua b/widgets/net.lua
index 2585ad4b4e083372c7e8aee7596c93e711a9874e..a578ae4ca9cc405454c4cc57a6b23cd5a9be2a0e 100644 (file)
--- a/widgets/net.lua
+++ b/widgets/net.lua
@@ -13,7 +13,6 @@ local notify_fg    = require("beautiful").fg_focus
 local naughty      = require("naughty")
 local wibox        = require("wibox")
 
 local naughty      = require("naughty")
 local wibox        = require("wibox")
 

-local io           = { popen  = io.popen }

 local string       = { format = string.format,
                        gsub   = string.gsub,
                        match  = string.match }
 local string       = { format = string.format,
                        gsub   = string.gsub,
                        match  = string.match }


@@ -28,9 +27,7 @@ local net = {
 }
 
 function net.get_device()
 }
 
 function net.get_device()

-    f = io.popen("ip link show | cut -d' ' -f2,9")
-    ws = f:read("*a")
-    f:close()
+    local ws = helpers.read_pipe("ip link show | cut -d' ' -f2,9")

     ws = ws:match("%w+: UP") or ws:match("ppp%w+: UNKNOWN")
     if ws ~= nil then
         return ws:match("(%w+):")
     ws = ws:match("%w+: UP") or ws:match("ppp%w+: UNKNOWN")
     if ws ~= nil then
         return ws:match("(%w+):")