author | unc0rr |
Sun, 05 Apr 2009 07:51:18 +0000 | |
changeset 1942 | 4e092226956d |
parent 1757 | 3aa7d21baca1 |
permissions | -rw-r--r-- |
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module Opts |
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( |
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getOpts, |
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) where |
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import System |
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import System.Console.GetOpt |
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import Network |
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import Data.Maybe ( fromMaybe ) |
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import Miscutils |
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import System.IO.Unsafe |
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options :: [OptDescr (ServerInfo -> ServerInfo)] |
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options = [ |
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Option ['p'] ["port"] (ReqArg readListenPort "PORT") "listen on PORT", |
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Option ['d'] ["dedicated"] (ReqArg readDedicated "BOOL") "start as dedicated (True or False)", |
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Option [] ["password"] (ReqArg readPassword "STRING") "admin password" |
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] |
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readListenPort, readDedicated, readPassword :: String -> ServerInfo -> ServerInfo |
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readListenPort str opts = opts{listenPort = readPort} |
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where |
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readPort = fromInteger $ fromMaybe 46631 (maybeRead str :: Maybe Integer) |
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readDedicated str opts = opts{isDedicated = readDedicated} |
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where |
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readDedicated = fromMaybe True (maybeRead str :: Maybe Bool) |
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readPassword str opts = opts{adminPassword = str} |
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getOpts :: ServerInfo -> IO ServerInfo |
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getOpts opts = do |
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args <- getArgs |
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case getOpt Permute options args of |
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(o, [], []) -> return $ foldr ($) opts o |
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(_,_,errs) -> ioError (userError (concat errs ++ usageInfo header options)) |
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where header = "Usage: newhwserv [OPTION...]" |