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--[[
__________ __ ___.
Open \______ \ ____ ____ | | _\_ |__ _______ ___
Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
\/ \/ \/ \/ \/
$Id$
Example Lua Memory Use
Copyright (C) 2020 William Wilgus
This program 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 2
of the License, or (at your option) any later version.
This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
KIND, either express or implied.
]]--
local used, allocd, free = rb.mem_stats()
local lu = collectgarbage("count")
local fmt = function(t, v) return string.format("%s: %d Kb\n", t, v /1024) end
-- this is how lua recommends to concat strings rather than ..
local s_t = {}
s_t[1] = "rockbox:\n"
s_t[2] = fmt("Used ", used)
s_t[3] = fmt("Allocd ", allocd)
s_t[4] = fmt("Free ", free)
s_t[5] = "\nlua:\n"
s_t[6] = fmt("Used", lu * 1024)
s_t[7] = "\n\nNote that the rockbox used count is a high watermark"
rb.splash_scroller(10 * rb.HZ, table.concat(s_t))
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