Reno is the second iteration of the AWMTK-powered AwesomeWM config.
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-- This file is part of Reno desktop.
-- Reno desktop is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
-- Reno desktop is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
-- You should have received a copy of the GNU General Public License along with Reno desktop. If not, see <>.
-- 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))
execute = os.execute
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 execute("ls "..path) ~= 0 then
return false, "unable to access image directory"
if execute("ls "..thumb_path) == 0 then
return true
if execute("mkdir "..thumb_path) ~= 0 then
return false, "unable to create thumbnail directory"
spawn("mogrify -thumbnail x"..tostring(height).." -path '"..thumb_path.."' '"..path.."'/*.{jpg,png}")
return true
return thumbnailer