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module CASS.Configuration
( systemBanner, baseDir, docDir, executableName
, CConfig, defaultCConfig, debugLevel, setDebugLevel
, getServerAddress, readRCFile, updateProperty
, fixpointMethod, withPrelude
, storeServerPortNumber, removeServerPortNumber
, getDefaultPath, waitTime, numberOfWorkers
) where
import Control.Monad ( unless )
import Curry.Compiler.Distribution ( curryCompiler )
import Data.List ( sort )
import Numeric ( readInt )
import System.Environment ( getEnv )
import System.FilePath ( FilePath, (</>), (<.>) )
import System.Process
import System.Directory
import Analysis.Logging ( DLevel(..) )
import CASS.PackageConfig ( packagePath, packageExecutable, packageVersion )
import Data.PropertyFile ( readPropertyFile, updatePropertyFile )
systemBanner :: String
systemBanner =
let bannerText = "CASS: Curry Analysis Server System (Version " ++
packageVersion ++ " of 03/02/2023 for " ++
curryCompiler ++ ")"
bannerLine = take (length bannerText) (repeat '=')
in bannerLine ++ "\n" ++ bannerText ++ "\n" ++ bannerLine
baseDir :: String
baseDir = packagePath
docDir :: String
docDir = baseDir </> "docs"
executableName :: String
executableName = packageExecutable
getServerAddress :: IO String
getServerAddress = return "127.0.0.1"
waitTime :: Int
waitTime = -1
defaultWorkers :: Int
defaultWorkers = 0
data CConfig = CConfig [(String,String)] DLevel
defaultCConfig :: CConfig
defaultCConfig = CConfig [] Quiet
debugLevel :: CConfig -> DLevel
debugLevel (CConfig _ dl) = dl
setDebugLevel :: Int -> CConfig -> CConfig
setDebugLevel dl (CConfig ps _) = CConfig ps (toEnum dl)
fixpointMethod :: CConfig -> String
fixpointMethod (CConfig properties _) =
maybe "simple" id (lookup "fixpoint" properties)
withPrelude :: CConfig -> Bool
withPrelude (CConfig properties _) =
maybe True (/="no") (lookup "prelude" properties)
getDefaultPath :: CConfig -> IO String
getDefaultPath (CConfig properties _) = do
currypath <- getEnv "CURRYPATH"
return $ case lookup "path" properties of
Just value -> if all isSpace value
then currypath
else if null currypath then value
else currypath ++ ':' : value
Nothing -> currypath
numberOfWorkers :: CConfig -> Int
numberOfWorkers (CConfig properties _) = do
case lookup "numberOfWorkers" properties of
Just value -> case readInt value of
[(int,_)] -> int
_ -> defaultWorkers
Nothing -> defaultWorkers
propertyFileName :: IO String
propertyFileName = getHomeDirectory >>= return . (</> ".curryanalysisrc")
defaultPropertyFileName :: String
defaultPropertyFileName = baseDir </> "curryanalysisrc"
installPropertyFile :: IO ()
installPropertyFile = do
fname <- propertyFileName
pfexists <- doesFileExist fname
unless pfexists $ do
copyFile defaultPropertyFileName fname
putStrLn $ "New analysis configuration file '" ++ fname ++ "' installed."
readRCFile :: IO CConfig
readRCFile = do
hashomedir <- getHomeDirectory >>= doesDirectoryExist
if not hashomedir
then readPropertiesAndStoreLocally
else do
installPropertyFile
CConfig userprops dl <- readPropertiesAndStoreLocally
distprops <- readPropertyFile defaultPropertyFileName
unless (rcKeys userprops == rcKeys distprops) $ do
rcName <- propertyFileName
putStrLn $ "Updating '" ++ rcName ++ "'..."
renameFile rcName $ rcName <.> "bak"
copyFile defaultPropertyFileName rcName
mapM_ (\ (n, v) -> maybe (return ())
(\uv -> if uv == v then return ()
else updatePropertyFile rcName n uv)
(lookup n userprops))
distprops
return (CConfig userprops dl)
rcKeys :: [(String, String)] -> [String]
rcKeys = sort . map fst
readPropertiesAndStoreLocally :: IO CConfig
readPropertiesAndStoreLocally = do
userpfn <- propertyFileName
hasuserpfn <- doesFileExist userpfn
props <- readPropertyFile
(if hasuserpfn then userpfn else defaultPropertyFileName)
return $ updateDebugLevel (CConfig props Quiet)
updateDebugLevel :: CConfig -> CConfig
updateDebugLevel cc@(CConfig properties _) =
case lookup "debugLevel" properties of
Just value -> case readInt value of
[(dl,_)] -> setDebugLevel dl cc
_ -> cc
Nothing -> cc
updateProperty :: String -> String -> CConfig -> CConfig
updateProperty pn pv (CConfig currprops dl) =
let newprops = replaceKeyValue pn pv currprops
in updateDebugLevel (CConfig newprops dl)
replaceKeyValue :: Eq a => a -> b -> [(a,b)] -> [(a,b)]
replaceKeyValue k v [] = [(k,v)]
replaceKeyValue k v ((k1,v1):kvs) =
if k == k1 then (k,v) : kvs
else (k1,v1) : replaceKeyValue k v kvs
getServerPortFileName :: IO String
getServerPortFileName = do
homeDir <- getHomeDirectory
return $ homeDir++"/.curryanalysis.port"
storeServerPortNumber :: Int -> IO ()
storeServerPortNumber portnum = do
mypid <- getPID
serverPortFileName <- getServerPortFileName
writeFile serverPortFileName (show (portnum,mypid))
removeServerPortNumber :: IO ()
removeServerPortNumber = getServerPortFileName >>= removeFile
readServerPortPid :: IO (Int,Int)
readServerPortPid = getServerPortFileName >>= readFile >>= return . read
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