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{-# LANGUAGE ScopedTypeVariables #-}
import System.Process
import System.Exit
import System.IO
import Control.Exception as E
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 (VersionRange, withinRange)
import Distribution.Text
import Control.Arrow
import Control.Monad
import Prelude
import CabalHelper.Compiletime.Compat.Environment
import CabalHelper.Compiletime.Compat.Version
import CabalHelper.Compiletime.Compile
import CabalHelper.Compiletime.Types
import CabalHelper.Shared.Common
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
setEnv "HOME" =<< fromMaybe "/tmp" <$> lookupEnv "TMPDIR"
_ <- rawSystem "cabal" ["update"]
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"
, "2.0.0.2"
, "HEAD"
]
ghc_ver <- ghcVersion defaultOptions
let constraint :: VersionRange
constraint =
fromMaybe (snd $ last constraint_table) $
fmap snd $
find (and . (zipWith (==) `on` versionBranch) ghc_ver . fst) $
constraint_table
constraint_table =
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 ")
, ("8.2.1", ">= 2.0.0.2 ")
]
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 "++ver++" "++status
where ver = case cv of Left _ -> "HEAD"; Right v -> showVersion v
status = case rv of
Right _ ->
"succeeded"
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
compilePrivatePkgDb :: Either HEAD Version -> IO (Either ExitCode FilePath)
compilePrivatePkgDb eCabalVer = do
res <- E.try $ installCabal defaultOptions { verbose = True } eCabalVer
case res of
Right (db, e_commit_ver) ->
compileWithPkg (Just db) e_commit_ver
Left (ioe :: IOException) -> do
print ioe
return $ Left (ExitFailure 1)
compileWithPkg :: Maybe PackageDbDir
-> Either String Version
-> IO (Either ExitCode FilePath)
compileWithPkg mdb eCabalVer =
compile "/does-not-exist" defaultOptions { verbose = True } $
Compile Nothing mdb eCabalVer [cabalPkgId eCabalVer]
cabalPkgId :: Either String Version -> String
cabalPkgId (Left _commitid) = "Cabal"
cabalPkgId (Right v) = "Cabal-" ++ showVersion v
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