widget module loads optimization

[etc/awesome.git] / helpers.lua

diff --git a/helpers.lua b/helpers.lua
index af6443fb88a51f4c4c0083b82f66465241ea211b..1dfb09b6b40aca21296227d79ce23f65c5658844 100644 (file)
--- a/helpers.lua
+++ b/helpers.lua
@@ -2,8 +2,7 @@
 --[[
                                                   
      Licensed under GNU General Public License v2 
-      * (c) 2013,      Luke Bonham                
-      * (c) 2010-2012, Peter Hofmann              
+      * (c) 2013, Luke Bonham                     
                                                   
 --]]
 
@@ -33,14 +32,17 @@ 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, "rb")
-  if f then f:close() end
+  local f = io.open(file)
+  if f then
+      local s = f:read()
+      f:close()
+      f = s
+  end
   return f ~= nil
 end
 
-
 -- get all lines from a file, returns an empty 
 -- list/table if the file does not exist
 function helpers.lines_from(file)