File size: 1,186 Bytes
d7c5875 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 | --- macOS-specific implementation of filesystem and platform abstractions.
local macosx = {}
local fs = require("luarocks.fs")
local dir = require("luarocks.dir")
function macosx.is_dir(file)
file = fs.absolute_name(file)
file = dir.normalize(file) .. "/."
local fd, _, code = io.open(file, "r")
if code == 2 then -- "No such file or directory"
return false
end
if code == 20 then -- "Not a directory", regardless of permissions
return false
end
if code == 13 then -- "Permission denied", but is a directory
return true
end
if fd then
local _, _, ecode = fd:read(1)
fd:close()
if ecode == 21 then -- "Is a directory"
return true
end
end
return false
end
function macosx.is_file(file)
file = fs.absolute_name(file)
if fs.is_dir(file) then
return false
end
file = dir.normalize(file)
local fd, _, code = io.open(file, "r")
if code == 2 then -- "No such file or directory"
return false
end
if code == 13 then -- "Permission denied", but it exists
return true
end
if fd then
fd:close()
return true
end
return false
end
return macosx
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