author | Xeli |
Sun, 22 Jan 2012 23:36:36 +0100 | |
changeset 6589 | 2fa0a274a1e3 |
parent 5210 | a5329e52a71b |
child 10460 | 8dcea9087d75 |
permissions | -rw-r--r-- |
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{-# LANGUAGE CPP #-} |
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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 Data.Maybe ( fromMaybe ) |
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------------------- |
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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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:: 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 = readDed} |
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where |
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readDed = fromMaybe True (maybeRead str :: Maybe Bool) |
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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{runArgs = args} o |
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(_,_,errs) -> ioError (userError (concat errs ++ usageInfo header options)) |
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where header = "Usage: hedgewars-server [OPTION...]" |