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|
module Main where
import System.Environment (getProgName, getArgs)
import System.Exit (die)
import Remote.Slave (startSlave')
main :: IO ()
main = getArgs >>= startSlave
dieWithUsage :: IO a
dieWithUsage = do
prog <- getProgName
die $ prog ++ ": " ++ msg
where
msg = "usage: iserv-slave /path/to/storage PORT [-v]"
startSlave :: [String] -> IO ()
startSlave args0
| "--help" `elem` args0 = dieWithUsage
| otherwise = do
(path, port, rest) <- case args0 of
arg0:arg1:rest -> return (arg0, read arg1, rest)
_ -> dieWithUsage
verbose <- case rest of
["-v"] -> return True
[] -> return False
_ -> dieWithUsage
startSlave' verbose path port
|
