Fixes for behaviour of os.execute in lua versions >5.1

libs/thumbnail.lua

@@ -1,17 +1,26 @@
 -- A small utility function to generate thumbnails for images
 local spawn = require("awful.spawn")
 local thumbnailer = {}
+-- annoying shit but that's what happens
+if _VERSION ~= "Lua 5.1" then
+    execute = function(comm)
+        return select(3,os.execute(comm))
+    end
+else
+    execute = os.execute
+end
 thumbnailer.generate = function(path,thumb_path,height)
     assert(type(path) == "string", "argumenr #1 (path) is not a string")
     assert(type(thumb_path) == "string", "argument #2 (thumbnail path) is not a string")
     assert(type(height) == "number","argument #3 (height) is not a number")
-    if os.execute("ls "..path) ~= 0 then
+    require("naughty").notify({text = tostring(path).." "..tostring(thumb_path.." ")..tostring(height)})
+    if execute("ls "..path) ~= 0 then
         return false, "unable to access image directory"
     end
-    if os.execute("ls "..thumb_path) == 0 then  
+    if execute("ls "..thumb_path) == 0 then  
         return true
     end
-    if os.execute("mkdir "..thumb_path) ~= 0 then
+    if execute("mkdir "..thumb_path) ~= 0 then
         return false, "unable to create thumbnail directory"
     end
     spawn("mogrify -thumbnail x"..tostring(height).." -path '"..thumb_path.."' '"..path.."'/*.{jpg,png}")

modules/awesomerc.lua

@@ -3,6 +3,16 @@
 -- It's like cron's @reboot but with additional awesomewm specific features
 local awful = require("awful")
 local rcfile = io.open(global.config_dir.."rc.lua")
+local execute 
+-- why thank you lua changes, i appreciate this shit.
+-- (luajit is deprecated my ASS, find me a faster version then)
+if _VERSION ~= "Lua 5.1" then
+    execute = function(comm)
+        return select(3,os.execute(comm))
+    end
+else
+    execute = os.execute
+end
 local execd = {}
 -- load persistent file for "o" tag
 local execd_file = io.open("/tmp/awesomerc.started","r")
@@ -25,7 +35,7 @@ local function check_pid(prg)
             break
         end
     end
-    if os.execute("pgrep "..prgname) == 0 then
+    if execute("pgrep "..prgname) == 0 then
         return true
     else 
         return false