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- function getopt( arg, options )
- local tab = {}
- for k, v in ipairs(arg) do
- if string.sub( v, 1, 2) == "--" then
- local x = string.find( v, "=", 1, true )
- if x then tab[ string.sub( v, 3, x-1 ) ] = string.sub( v, x+1 )
- else tab[ string.sub( v, 3 ) ] = true
- end
- elseif string.sub( v, 1, 1 ) == "-" then
- local y = 2
- local l = string.len(v)
- local jopt
- while ( y <= l ) do
- jopt = string.sub( v, y, y )
- if string.find( options, jopt, 1, true ) then
- if y < l then
- tab[ jopt ] = string.sub( v, y+1 )
- y = l
- else
- tab[ jopt ] = arg[ k + 1 ]
- end
- else
- tab[ jopt ] = true
- end
- y = y + 1
- end
- end
- end
- return tab
- end
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