OC-PsychOS2/exec/df.lua

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local mt = fs.mounts()
local ml = 0
for k,v in pairs(mt) do
if v:len() > ml then
ml = v:len()
end
end
local scale = {"K","M","G","T","P"}
local function wrapUnits(n)
local count = 0
while n > 1024 do
count = count + 1
if not scale[count] then return "inf" end
n = n / 1024
end
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return tostring(math.floor(n))..(scale[count] or "")
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end
local fstr = "%-"..tostring(ml).."s %5s %5s"
print("fs"..(" "):rep(ml-2).." size used")
for k,v in pairs(mt) do
local st, su = fs.spaceTotal(v), fs.spaceUsed(v)
print(string.format(fstr,v,wrapUnits(st),wrapUnits(su)))
end