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module Distribution (
curryCompiler, curryCompilerMajorVersion, curryCompilerMinorVersion,
curryRuntime, curryRuntimeMajorVersion, curryRuntimeMinorVersion,
baseVersion, installDir, stripCurrySuffix, modNameToPath,
currySubdir, inCurrySubdir, addCurrySubdir,
rcFileName, rcFileContents, getRcVar, getRcVars,
joinModuleIdentifiers, splitModuleIdentifiers, splitModuleFileName,
inCurrySubdirModule,
sysLibPath, getLoadPathForModule,
lookupModuleSourceInLoadPath, lookupModuleSource,
FrontendTarget(..),
FrontendParams, defaultParams, rcParams,
quiet, extended, cpp, definitions, overlapWarn, fullPath, htmldir, logfile,
specials, setQuiet, setExtended, setCpp, addDefinition, setDefinitions,
setOverlapWarn, setFullPath, setHtmlDir, setLogfile, addTarget, setSpecials,
callFrontend, callFrontendWithParams
) where
import List (intercalate, nub, split)
import Char (toLower, toUpper)
import Directory (doesFileExist, getHomeDirectory)
import FileGoodies (lookupFileInPath, getFileInPath, fileSuffix, stripSuffix)
import FilePath ( FilePath, (</>), (<.>), addTrailingPathSeparator
, dropFileName, joinPath, normalise, splitDirectories
, splitExtension, splitFileName, splitSearchPath
, takeDirectory, takeFileName
)
import IO
import PropertyFile
import System
curryCompiler :: String
curryCompiler external
curryCompilerMajorVersion :: Int
curryCompilerMajorVersion external
curryCompilerMinorVersion :: Int
curryCompilerMinorVersion external
curryRuntime :: String
curryRuntime external
curryRuntimeMajorVersion :: Int
curryRuntimeMajorVersion external
curryRuntimeMinorVersion :: Int
curryRuntimeMinorVersion external
baseVersion :: String
baseVersion external
installDir :: FilePath
installDir external
rcFileName :: IO String
rcFileName = getHomeDirectory >>= return . (</> rcFile)
where rcFile = '.' : curryCompiler ++ "rc"
rcFileContents :: IO [(String,String)]
rcFileContents = rcFileName >>= readPropertyFile
getRcVar :: String -> IO (Maybe String)
getRcVar var = getRcVars [var] >>= return . head
getRcVars :: [String] -> IO [Maybe String]
getRcVars vars = do
rcs <- rcFileContents
return (map (flip lookup (map (\ (a, b) -> (map toLower a, b)) rcs))
(map (map toLower) vars))
type ModuleIdent = String
splitModuleFileName :: ModuleIdent -> FilePath -> (FilePath, FilePath)
splitModuleFileName mid fn = case splitModuleIdentifiers mid of
[_] -> splitFileName fn
ms -> let (base, ext) = splitExtension fn
dirs = splitDirectories base
(pre , suf) = splitAt (length dirs - length ms) dirs
path = if null pre then ""
else addTrailingPathSeparator (joinPath pre)
in (path, joinPath suf <.> ext)
splitModuleIdentifiers :: ModuleIdent -> [String]
splitModuleIdentifiers = split (=='.')
joinModuleIdentifiers :: [String] -> ModuleIdent
joinModuleIdentifiers = foldr1 combine
where combine xs ys = xs ++ '.' : ys
stripCurrySuffix :: String -> String
stripCurrySuffix s =
if fileSuffix s `elem` ["curry","lcurry"]
then stripSuffix s
else s
type ModulePath = String
modNameToPath :: ModuleIdent -> String
modNameToPath = foldr1 (</>) . split (=='.')
currySubdir :: FilePath
currySubdir = ".curry"
inCurrySubdir :: FilePath -> FilePath
inCurrySubdir filename =
let (base,file) = splitFileName filename
in base </> currySubdir </> modNameToPath file
inCurrySubdirModule :: ModuleIdent -> FilePath -> FilePath
inCurrySubdirModule m fn = let (dirP, modP) = splitModuleFileName m fn
in dirP </> currySubdir </> modP
addCurrySubdir :: FilePath -> FilePath
addCurrySubdir dir = dir </> currySubdir
sysLibPath :: [String]
sysLibPath = case curryCompiler of
"pakcs" -> [installDir </> "lib"]
"kics" -> [installDir </> "src" </> "lib"]
"kics2" -> [installDir </> "lib"]
_ -> error "Distribution.sysLibPath: unknown curryCompiler"
getLoadPathForModule :: ModulePath -> IO [String]
getLoadPathForModule modpath = do
mblib <- getRcVar "libraries"
let fileDir = dropFileName modpath
if curryCompiler `elem` ["pakcs","kics","kics2"] then
do currypath <- getEnviron "CURRYPATH"
let llib = maybe [] (\l -> if null l then [] else splitSearchPath l)
mblib
return $ (fileDir : (if null currypath
then []
else splitSearchPath currypath) ++
llib ++ sysLibPath)
else error "Distribution.getLoadPathForModule: unknown curryCompiler"
lookupModuleSourceInLoadPath :: ModulePath -> IO (Maybe (String,String))
lookupModuleSourceInLoadPath modpath = do
loadpath <- getLoadPathForModule modpath
lookupModuleSource loadpath modpath
lookupModuleSource :: [String] -> String -> IO (Maybe (String,String))
lookupModuleSource loadpath mod = lookupSourceInPath loadpath
where
fn = takeFileName mod
fnlcurry = modNameToPath fn ++ ".lcurry"
fncurry = modNameToPath fn ++ ".curry"
lookupSourceInPath [] = return Nothing
lookupSourceInPath (dir:dirs) = do
lcurryExists <- doesFileExist (dir </> fnlcurry)
if lcurryExists then return (Just (dir, dir </> fnlcurry)) else do
curryExists <- doesFileExist (dir </> fncurry)
if curryExists then return (Just (dir, dir </> fncurry))
else lookupSourceInPath dirs
data FrontendTarget = FCY | TFCY | FINT | ACY | UACY | HTML | CY | TOKS
deriving Eq
data FrontendParams =
FrontendParams Bool
Bool
Bool
[(String, Int)]
Bool
(Maybe [String])
(Maybe String)
(Maybe String)
[FrontendTarget]
String
defaultParams :: FrontendParams
defaultParams =
FrontendParams False True False defaultDefs True Nothing Nothing Nothing [] ""
where
defaultDefs = [("__" ++ map toUpper curryCompiler ++ "__",
curryCompilerMajorVersion * 100 + curryCompilerMinorVersion)]
rcParams :: IO FrontendParams
rcParams = do
[mbExtended,mbOverlapWarn] <- getRcVars ["curryextensions","warnoverlapping"]
return $ setExtended (mbExtended /= Just "no")
$ setOverlapWarn (mbOverlapWarn /= Just "no")
$ defaultParams
setQuiet :: Bool -> FrontendParams -> FrontendParams
setQuiet s (FrontendParams _ t u v w x y z ts sp) =
FrontendParams s t u v w x y z ts sp
setExtended :: Bool -> FrontendParams -> FrontendParams
setExtended s (FrontendParams a _ u v w x y z ts sp) =
FrontendParams a s u v w x y z ts sp
setCpp :: Bool -> FrontendParams -> FrontendParams
setCpp s (FrontendParams a b _ v w x y z ts sp) =
FrontendParams a b s v w x y z ts sp
addDefinition :: (String, Int) -> FrontendParams -> FrontendParams
addDefinition d (FrontendParams a b c ds w x y z ts sp) =
FrontendParams a b c (ds ++ [d]) w x y z ts sp
setDefinitions :: [(String, Int)] -> FrontendParams -> FrontendParams
setDefinitions s (FrontendParams a b c _ w x y z ts sp) =
FrontendParams a b c s w x y z ts sp
setOverlapWarn :: Bool -> FrontendParams -> FrontendParams
setOverlapWarn s (FrontendParams a b c d _ x y z ts sp) =
FrontendParams a b c d s x y z ts sp
setFullPath :: [String] -> FrontendParams -> FrontendParams
setFullPath s (FrontendParams a b c d e _ y z ts sp) =
FrontendParams a b c d e (Just s) y z ts sp
setHtmlDir :: String -> FrontendParams -> FrontendParams
setHtmlDir s (FrontendParams a b c d e f _ z ts sp) =
FrontendParams a b c d e f (Just s) z ts sp
setLogfile :: String -> FrontendParams -> FrontendParams
setLogfile s (FrontendParams a b c d e f g _ ts sp) =
FrontendParams a b c d e f g (Just s) ts sp
setSpecials :: String -> FrontendParams -> FrontendParams
setSpecials s (FrontendParams a b c d e f g h ts _) =
FrontendParams a b c d e f g h ts s
addTarget :: FrontendTarget -> FrontendParams -> FrontendParams
addTarget t (FrontendParams a b c d e f g h ts sp) =
FrontendParams a b c d e f g h (t:ts) sp
quiet :: FrontendParams -> Bool
quiet (FrontendParams x _ _ _ _ _ _ _ _ _) = x
extended :: FrontendParams -> Bool
extended (FrontendParams _ x _ _ _ _ _ _ _ _) = x
cpp :: FrontendParams -> Bool
cpp (FrontendParams _ _ x _ _ _ _ _ _ _) = x
definitions :: FrontendParams -> [(String, Int)]
definitions (FrontendParams _ _ _ x _ _ _ _ _ _) = x
overlapWarn :: FrontendParams -> Bool
overlapWarn (FrontendParams _ _ _ _ x _ _ _ _ _) = x
fullPath :: FrontendParams -> Maybe [String]
fullPath (FrontendParams _ _ _ _ _ x _ _ _ _) = x
htmldir :: FrontendParams -> Maybe String
htmldir (FrontendParams _ _ _ _ _ _ x _ _ _) = x
logfile :: FrontendParams -> Maybe String
logfile (FrontendParams _ _ _ _ _ _ _ x _ _) = x
targets :: FrontendParams -> [FrontendTarget]
targets (FrontendParams _ _ _ _ _ _ _ _ x _) = x
specials :: FrontendParams -> String
specials (FrontendParams _ _ _ _ _ _ _ _ _ x) = x
callFrontend :: FrontendTarget -> String -> IO ()
callFrontend target p = do
params <- rcParams
callFrontendWithParams target params p
callFrontendWithParams :: FrontendTarget -> FrontendParams -> ModulePath
-> IO ()
callFrontendWithParams target params modpath = do
parsecurry <- callParseCurry
let lf = maybe "" id (logfile params)
tgts = nub (target : targets params)
syscall = unwords $ [parsecurry] ++ map showFrontendTarget tgts ++
[showFrontendParams, cppParams, takeFileName modpath]
retcode <- if null lf
then system syscall
else system (syscall ++ " > " ++ lf ++ " 2>&1")
if retcode == 0
then done
else ioError (userError "Illegal source program")
where
callParseCurry = do
path <- maybe (getLoadPathForModule modpath)
(\p -> return (nub (takeDirectory modpath : p)))
(fullPath params)
return (quote (installDir </> "bin" </> curryCompiler ++ "-frontend")
++ concatMap ((" -i" ++) . quote) path)
quote s = '"' : s ++ "\""
showFrontendTarget FCY = "--flat"
showFrontendTarget TFCY = "--typed-flat"
showFrontendTarget FINT = "--flat"
showFrontendTarget ACY = "--acy"
showFrontendTarget UACY = "--uacy"
showFrontendTarget HTML = "--html"
showFrontendTarget CY = "--parse-only"
showFrontendTarget TOKS = "--tokens"
showFrontendParams = unwords
[ if quiet params then runQuiet else ""
, if extended params then "--extended" else ""
, if cpp params then "--cpp" else ""
, if overlapWarn params then "" else "--no-overlap-warn"
, maybe "" ("--htmldir="++) (htmldir params)
, specials params
]
runQuiet = "--no-verb --no-warn --no-overlap-warn"
cppParams = intercalate " " $ map showDefinition (definitions params)
showDefinition (s, v) = "-D" ++ s ++ "=" ++ show v
|