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{-# LANGUAGE CPP #-}
module System.FrontendExec
(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 Data.Char ( toUpper )
import Data.List ( intercalate, nub )
import Data.PropertyFile ( getPropertiesFromFile )
import System.FilePath ( FilePath, (</>), takeDirectory, takeFileName )
import System.Process ( system )
import System.CurryPath ( currySubdir, getLoadPathForModule )
import Language.Curry.Distribution
( curryCompiler, curryCompilerMajorVersion
, curryCompilerMinorVersion, installDir, rcFileName
)
data FrontendTarget = FCY | TFCY | FINT | ACY | UACY | HTML | CY | TOKS | TAFCY
| AST | SAST | COMMS
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
rcfile <- rcFileName
[mbExtended,mbOverlapWarn] <- getPropertiesFromFile rcfile
["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 -> String -> 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 return ()
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 TAFCY = "--type-annotated-flat"
showFrontendTarget FINT = "--flat"
showFrontendTarget ACY = "--acy"
showFrontendTarget UACY = "--uacy"
showFrontendTarget HTML = "--html"
showFrontendTarget CY = "--parse-only"
showFrontendTarget TOKS = "--tokens"
showFrontendTarget AST = "--ast"
showFrontendTarget SAST = "--short-ast"
showFrontendTarget COMMS = "--comments"
showFrontendParams = unwords
[ "-o ", currySubdir
, 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
, if target `elem` [FCY,TFCY,TAFCY,FINT]
then "-Odesugar-newtypes"
else ""
]
runQuiet = "--no-verb --no-warn --no-overlap-warn"
cppParams = intercalate " " $ map showDefinition (definitions params)
showDefinition (s, v) = "-D" ++ s ++ "=" ++ show v
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