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import Distribution.Helper
import System.Environment.Extra (lookupEnv)
import System.Posix.Env (setEnv)
import System.Process
import System.Exit
import System.IO
import Data.List
import Data.Maybe
import Data.Version
import Data.Functor
import Data.Function
import qualified Distribution.Compat.ReadP as Dist
import Distribution.Version hiding (Version)
import Distribution.Text
import Control.Exception as E
import Control.Arrow
import Control.Monad
import Prelude
import CabalHelper.Common
import CabalHelper.Compile
import CabalHelper.Compat.Version
import CabalHelper.Types
runReadP'Dist :: Dist.ReadP t t -> String -> t
runReadP'Dist p i = case filter ((=="") . snd) $ Dist.readP_to_S p i of
(a,""):[] -> a
_ -> error $ "Error parsing: " ++ show i
withinRange'CH :: Either HEAD Version -> VersionRange -> Bool
withinRange'CH v r =
withinRange (fromDataVersion v') r
where
v' = either (const $ parseVer "1000000000") id v
main :: IO ()
main = do
flip (setEnv "HOME") True =<< fromMaybe "/tmp" <$> lookupEnv "TMPDIR"
_ <- rawSystem "cabal" ["update"]
writeAutogenFiles' $ defaultQueryEnv "." "./dist"
let parseVer' "HEAD" = Left HEAD
parseVer' v = Right $ parseVer v
let cabal_versions :: [Either HEAD Version]
cabal_versions = map parseVer'
-- "1.14.0" -- not supported at runtime
[ "1.16.0"
, "1.16.0.1"
, "1.16.0.2"
, "1.16.0.3"
, "1.18.0"
, "1.18.1"
, "1.18.1.1"
, "1.18.1.2"
, "1.18.1.3"
, "1.18.1.4"
, "1.18.1.5"
, "1.18.1.6"
, "1.18.1.7"
, "1.20.0.0"
, "1.20.0.1"
, "1.20.0.2"
, "1.20.0.3"
, "1.20.0.4"
, "1.22.0.0"
, "1.22.1.0"
, "1.22.1.1"
, "1.22.2.0"
, "1.22.3.0"
, "1.22.4.0"
, "1.22.5.0"
, "1.22.6.0"
, "1.22.7.0"
, "1.22.8.0"
, "1.24.0.0"
, "1.24.1.0"
, "1.24.2.0"
, "HEAD"
]
ghc_ver <- ghcVersion defaultOptions
let constraint :: VersionRange
Just (_, constraint) =
find (and . (zipWith (==) `on` versionBranch) ghc_ver . fst) $
map (parseVer *** runReadP'Dist parse) $
[ ("7.4" , ">= 1.14 && < 2")
, ("7.6" , ">= 1.16 && < 2")
, ("7.8" , ">= 1.18 && < 2")
, ("7.10" , ">= 1.22.2 && < 2")
, ("8.0.1", ">= 1.24 ")
, ("8.0.2", ">= 1.24.2 ")
]
relevant_cabal_versions =
reverse $ filter (flip withinRange'CH constraint) cabal_versions
rvs <- forM relevant_cabal_versions $ \ver -> do
let sver = either show showVersion ver
hPutStrLn stderr $ "\n\n\n\n\n\n====== Compiling with Cabal-" ++ sver
compilePrivatePkgDb ver
let printStatus (cv, rv) = putStrLn $ "- Cabal "++show cv++" "++status
where status = case rv of
Right _ ->
"suceeded"
Left rvc ->
"failed (exit code "++show rvc++")"
let drvs = relevant_cabal_versions `zip` rvs
mapM_ printStatus (relevant_cabal_versions `zip` rvs)
if any isLeft' $ map snd $ filter ((/=Left HEAD) . fst) drvs
then exitFailure
else exitSuccess
where
isLeft' (Left _) = True
isLeft' (Right _) = False
data HEAD = HEAD deriving (Eq, Show)
compilePrivatePkgDb :: Either HEAD Version -> IO (Either ExitCode FilePath)
compilePrivatePkgDb (Left HEAD) = do
_ <- rawSystem "rm" [ "-r", "/tmp/.ghc-mod" ]
res <- (Right <$> installCabalHEAD defaultOptions { verbose = True })
`E.catch` \(SomeException ex) -> return $ Left $
"ERROR: Installing cabal HEAD failed: " ++ show ex
case res of
Left err -> do
hPutStrLn stderr err
return $ Left $ ExitFailure 1
Right (db, commit) ->
compileWithPkg "." (Just db) (Left commit)
compilePrivatePkgDb (Right cabalVer) = do
_ <- rawSystem "rm" [ "-r", "/tmp/.ghc-mod" ]
db <- installCabal defaultOptions { verbose = True } cabalVer `E.catch`
\(SomeException _) -> do
errorInstallCabal cabalVer "dist"
compileWithPkg "." (Just db) (Right cabalVer)
compileWithPkg :: FilePath
-> Maybe FilePath
-> Either String Version
-> IO (Either ExitCode FilePath)
compileWithPkg chdir mdb ver =
compile "dist" defaultOptions { verbose = True } $
Compile chdir Nothing mdb ver [cabalPkgId ver]
cabalPkgId :: Either String Version -> String
cabalPkgId (Left _commitid) = "Cabal"
cabalPkgId (Right v) = "Cabal-" ++ showVersion v
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