\begin{code}
addCoverageTicksToBinds dflags mod mod_loc binds = do
+ { let orig_file =
+ case ml_hs_file mod_loc of
+ Just file -> file
+ Nothing -> error "can not find the original file during hpc trans"
+
+ ; if "boot" `isSuffixOf` orig_file then return (binds, 0)
+ else addCoverageTicksToBinds2 dflags mod orig_file binds
+ }
+
+addCoverageTicksToBinds2 dflags mod orig_file binds = do
let main_mod = mainModIs dflags
main_is = case mainFunIs dflags of
Nothing -> "main"
Just main -> main
+ modTime <- getModificationTime' orig_file
+
let mod_name = moduleNameString (moduleName mod)
let (binds1,st)
-- write the mix entries for this module
let tabStop = 1 -- <tab> counts as a normal char in GHC's location ranges.
- let orig_file = case ml_hs_file mod_loc of
- Just file -> file
- Nothing -> error "can not find the original file during hpc trans"
-
- modTime <- getModificationTime' orig_file
-
createDirectoryIfMissing True hpc_dir
mixCreate hpc_dir mod_name (Mix orig_file modTime tabStop $ reverse $ mixEntries st)
mixCreate dirName modName mix =
writeFile (mixName dirName modName) (show mix)
-readMix :: FilePath -> String -> IO Mix
-readMix dirName modName = do
- contents <- readFile (mixName dirName modName)
- return (read contents)
-
mixName :: FilePath -> String -> String
mixName dirName name = dirName ++ "/" ++ name ++ ".mix"
type TixEntry = Integer
--- always read and write Tix from the current working directory.
-
-readTix :: String -> IO (Maybe Tix)
-readTix pname =
- catch (do contents <- readFile $ tixName pname
- return $ Just $ read contents)
- (\ _ -> return $ Nothing)
-
-writeTix :: String -> Tix -> IO ()
-writeTix pname tix =
- writeFile (tixName pname) (show tix)
-
-tixName :: String -> String
-tixName name = name ++ ".tix"
-
-- a program index records module names and numbers of tick-boxes
-- introduced in each module that has been transformed for coverage
, Int -- number of boxes
)
-pixUpdate :: FilePath -> String -> String -> Int -> IO ()
-pixUpdate dirName progName modName boxCount = do
- fileUpdate (pixName dirName progName) pixAssign (Pix [])
- where
- pixAssign :: Pix -> Pix
- pixAssign (Pix pes) =
- Pix ((modName,boxCount) : filter ((/=) modName . fst) pes)
-
-readPix :: FilePath -> String -> IO Pix
-readPix dirName pname = do
- contents <- readFile (pixName dirName pname)
- return (read contents)
-
-tickCount :: Pix -> Int
-tickCount (Pix mp) = sum $ map snd mp
-
-pixName :: FilePath -> String -> String
-pixName dirName name = dirName ++ "/" ++ name ++ ".pix"
-
--- updating a value stored in a file via read and show
-fileUpdate :: (Read a, Show a) => String -> (a->a) -> a -> IO()
-fileUpdate fname update init =
- catch
- (do
- valueText <- readFile fname
- ( case finite valueText of
- True ->
- writeFile fname (show (update (read valueText))) ))
- (const (writeFile fname (show (update init))))
-
-finite :: [a] -> Bool
-finite [] = True
-finite (x:xs) = finite xs
-
data HpcPos = P !Int !Int !Int !Int deriving (Eq)
fromHpcPos :: HpcPos -> (Int,Int,Int,Int)