diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/HaskellCodeExplorer/PackageInfo.hs | 67 |
1 files changed, 16 insertions, 51 deletions
diff --git a/src/HaskellCodeExplorer/PackageInfo.hs b/src/HaskellCodeExplorer/PackageInfo.hs index 8ba3abd..7019221 100644 --- a/src/HaskellCodeExplorer/PackageInfo.hs +++ b/src/HaskellCodeExplorer/PackageInfo.hs @@ -33,7 +33,6 @@ import Control.Monad.Logger , logInfoN ) import qualified Data.ByteString as BS -import qualified Data.ByteString.Char8 as BSC import qualified Data.HashMap.Strict as HM import Data.IORef (readIORef) import qualified Data.IntMap.Strict as IM @@ -42,8 +41,7 @@ import Data.Maybe (fromMaybe, isJust, maybeToList) import qualified Data.Set as S import qualified Data.Text as T import qualified Data.Text.Encoding as TE -import Data.Version (Version(..), showVersion, parseVersion) -import Text.ParserCombinators.ReadP (readP_to_S) +import Data.Version (Version(..), showVersion) import Digraph (flattenSCCs) import Distribution.Helper ( ChComponentName(..) @@ -56,6 +54,7 @@ import Distribution.Helper , packageId , runQuery , sourceDirs + , compilerVersion ) import DynFlags ( DynFlags(..) @@ -120,7 +119,6 @@ import System.FilePath , splitDirectories ) import System.FilePath.Find -import System.IO (IOMode(..), withFile) import System.Process (readProcess) createPackageInfo :: @@ -143,28 +141,28 @@ createPackageInfo packageDirectoryPath mbDistDirRelativePath sourceCodePreproces Right distDir -> return distDir Left errorMessage -> logErrorN (T.pack errorMessage) >> liftIO exitFailure - eitherPackageGhcVersion <- liftIO $ getPackageGhcVersion distDir - case eitherPackageGhcVersion of - Right packageGhcVersion -> - if take 2 (versionBranch packageGhcVersion) == take 2 (versionBranch ghcVersion) - then return () - else let message = - "GHC version mismatch. haskell-code-indexer: " ++ - showVersion ghcVersion ++ - ", package: " ++ - showVersion packageGhcVersion - in logErrorN (T.pack message) >> liftIO exitFailure - Left err -> logErrorN (T.pack err) >> liftIO exitFailure let cabalHelperQueryEnv = mkQueryEnv packageDirectoryAbsPath distDir - ((packageName, packageVersion), compInfo) <- + ((packageName, packageVersion), (_packageCompilerName, packageCompilerVersion), compInfo) <- liftIO $ runQuery cabalHelperQueryEnv - ((,) <$> packageId <*> + ((,,) <$> packageId <*> compilerVersion <*> (zip3 <$> components ((,) <$> ghcOptions) <*> components ((,) <$> entrypoints) <*> components ((,) <$> sourceDirs))) let currentPackageId = HCE.PackageId (T.pack packageName) packageVersion + unless + (take 3 (versionBranch packageCompilerVersion) == + take 3 (versionBranch ghcVersion)) $ + logInfoN $ + T.concat + [ "GHC version mismatch. haskell-code-indexer: " + , T.pack $ showVersion ghcVersion + , ", package: " + , T.pack $ showVersion packageCompilerVersion + , ". " + , "The indexing might fail." + ] logInfoN $ T.append "Indexing " $ HCE.packageIdToText currentPackageId let buildComponents = L.map @@ -266,39 +264,6 @@ createPackageInfo packageDirectoryPath mbDistDirRelativePath sourceCodePreproces HCE.ComponentId . T.append "bench-" . T.pack $ name chComponentNameToComponentId ChSetupHsName = HCE.ComponentId "setup" --- | Parses the header of setup-config file. --- The header is generated by Cabal: --- https://github.com/haskell/cabal/blob/5be57c0d251be40a6263cd996d99703b8de1ed79/Cabal/Distribution/Simple/Configure.hs#L286-L295 -getPackageGhcVersion :: FilePath -> IO (Either String Version) -getPackageGhcVersion distDir = - withFile (distDir </> "setup-config") ReadMode $ \handle -> do - header <- BSC.hGetLine handle - let parseHeader :: BSC.ByteString -> Maybe BSC.ByteString - parseHeader hdr = - case BSC.words hdr of - ["Saved", "package", "config", "for", _package, "written", "by", _cabal, "using", compiler] -> - Just compiler - _ -> Nothing - parseCompiler :: BSC.ByteString -> Maybe BSC.ByteString - parseCompiler compiler = - case BSC.split '-' compiler of - ["ghc", version] -> Just version - _ -> Nothing - parseGhcVersion :: BSC.ByteString -> Maybe Version - parseGhcVersion version = - case filter ((== "") . snd) $ - readP_to_S parseVersion $ BSC.unpack version of - [(ver, "")] -> Just ver - _ -> Nothing - case parseHeader header >>= parseCompiler >>= parseGhcVersion of - Just version -> return $ Right version - _ -> - return $ - Left $ - "Unexpected setup-config header: \"" ++ - BSC.unpack header ++ - "\"\nIt may mean that the version of Cabal used to build this package is not supported by haskell-code-indexer yet." - #if MIN_VERSION_GLASGOW_HASKELL(8,6,4,0) ghcVersion :: Version ghcVersion = Version {versionBranch = [8, 6, 4, 0], versionTags = []} |