X-Git-Url: https://git.madduck.net/etc/awesome.git/blobdiff_plain/804a3b4084659a30586c6cdadf7b2b3de5019fd6..7233039f9fa4599c5c76fef4ff4534c996c64c06:/helpers.lua

diff --git a/helpers.lua b/helpers.lua
index f2bd5e4..9c4a83f 100644
--- a/helpers.lua
+++ b/helpers.lua
@@ -2,15 +2,14 @@
 --[[
                                                   
      Licensed under GNU General Public License v2 
-      * (c) 2013,      Luke Bonham                
-      * (c) 2010-2012, Peter Hofmann              
+      * (c) 2013, Luke Bonham                     
                                                   
 --]]
 
 local debug  = require("debug")
 
 local capi   = { timer = timer }
-local io     = { open = io.open,
+local io     = { open  = io.open,
                  lines = io.lines }
 local rawget = rawget
 
@@ -33,10 +32,14 @@ end
 
 -- {{{ File operations
 
--- see if the file exists
+-- see if the file exists and is readable
 function helpers.file_exists(file)
   local f = io.open(file)
-  if f then f:close() end
+  if f then
+      local s = f:read()
+      f:close()
+      f = s
+  end
   return f ~= nil
 end