author | nemo |
Mon, 11 Oct 2010 14:55:13 -0400 | |
changeset 3965 | 09eea558ba83 |
parent 3671 | a94d1dc4a8d9 |
child 4242 | 5e3c5fe2cb14 |
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.Environment |
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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 qualified Data.ByteString.Char8 as B |
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import CoreTypes |
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import Utils |
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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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] |
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readListenPort, |
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readDedicated, |
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readDbLogin, |
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readDbPassword, |
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readDbHost :: 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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readDbLogin str opts = opts{dbLogin = B.pack str} |
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readDbPassword str opts = opts{dbPassword = B.pack str} |
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readDbHost str opts = opts{dbHost = B.pack 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: hedgewars-server [OPTION...]" |