directory 1.2.5.1 → 1.2.6.1
raw patch · 19 files changed
+784/−4597 lines, 19 filesdep ~basedep ~unix
Dependency ranges changed: base, unix
Files
- .gitignore +15/−0
- .travis.yml +76/−0
- README.md +16/−10
- System/Directory.hs +329/−146
- appveyor.yml +28/−0
- cbits/directory.c +1/−5
- changelog.md +25/−0
- configure +0/−4367
- directory.cabal +27/−1
- include/HsDirectoryConfig.h.in +0/−64
- prologue.txt +1/−0
- tests/CopyFileWithMetadata.hs +46/−0
- tests/FindFile001.hs +11/−0
- tests/IsSymbolicLink.hs +23/−0
- tests/Main.hs +6/−0
- tests/Makefile +7/−0
- tests/Util.hs +29/−4
- tools/retry +12/−0
- tools/testctl +132/−0
+ .gitignore view
@@ -0,0 +1,15 @@+.cabal-sandbox/+cabal.sandbox.config+autom4te.cache/+config.log+config.status+configure+dist/+include/HsDirectoryConfig.h+include/HsDirectoryConfig.h.in+*~++# In GHC build tree:+GNUmakefile+dist-install+ghc.mk
+ .travis.yml view
@@ -0,0 +1,76 @@+# we want to use our custom environment, but the Travis YAML validator+# requires this field to be specified, so we'll just use 'c'+language: c++# use the new container-based infrastructure+sudo: false++matrix:+ include:+ # we have to use CABALVER=1.16 for GHC<7.6 as well, as there's+ # no package for earlier cabal versions in the PPA+ - env: GHCVER=7.4.2 CABALVER=1.16+ addons: {apt: {packages: [cabal-install-1.16,ghc-7.4.2], sources: [hvr-ghc]}}+ - env: GHCVER=7.6.3 CABALVER=1.16+ addons: {apt: {packages: [cabal-install-1.16,ghc-7.6.3], sources: [hvr-ghc]}}+ - env: GHCVER=7.8.4 CABALVER=1.18+ addons: {apt: {packages: [cabal-install-1.18,ghc-7.8.4], sources: [hvr-ghc]}}+ - env: GHCVER=7.10.1 CABALVER=1.22+ addons: {apt: {packages: [cabal-install-1.22,ghc-7.10.1], sources: [hvr-ghc]}}+ - env: GHCVER=head CABALVER=head+ addons: {apt: {packages: [cabal-install-head,ghc-head], sources: [hvr-ghc]}}+ allow_failures:+ - env: GHCVER=head CABALVER=head++before_install:+ - export PATH=/opt/ghc/$GHCVER/bin:/opt/cabal/$CABALVER/bin:$PATH+ - cabal --version++install:+ - travis_retry cabal update+ - cabal install --enable-tests --only-dependencies+ - ghc --version++before_script:+ # check if 'streaming' is supported (didn't exist until 1.20)+ - |+ if cabal 2>&1 test --show-details=streaming __dummy |+ grep >/dev/null 2>&1 "cabal: --show-details flag expects"+ then streaming=always+ else streaming=streaming+ fi+ export streaming+ # check if '--run-tests' is supported (didn't exist until 1.20);+ # tests must be run prior to install as packages may be broken by install+ - |+ if cabal 2>&1 install --run-tests __dummy |+ grep >/dev/null 2>&1 "cabal: unrecognized option"+ then def_cabal_install_run_tests='cabal_install_run_tests() {+ tgz=$1 &&+ shift &&+ tmp=cabal-install-run-tests.tmp &&+ mkdir -p "$tmp" &&+ ( cd "$tmp" && tar xzf - ) <"$tgz" &&+ ( cd "$tmp"/* &&+ cabal configure --enable-tests &&+ cabal build &&+ cabal test ) &&+ cabal install "$@" "$tgz"+ }'+ else def_cabal_install_run_tests='cabal_install_run_tests() {+ cabal install --run-tests "$@"+ }'+ fi+ export def_cabal_install_run_tests++script:+ - autoreconf -i+ - cabal configure -v2 --enable-tests --ghc-options=-threaded+ - cabal build+ - cabal check+ - cabal sdist+ - cabal test --show-details=$streaming+ --test-option=CreateDirectoryIfMissing001.num-repeats=100000+ --test-option=+RTS --test-option=-N2+ - eval "$def_cabal_install_run_tests" &&+ cabal_install_run_tests dist/*-*.tar.gz --force-reinstalls
README.md view
@@ -1,23 +1,29 @@-`directory` [![Hackage][1]][2] [![Build Status][3]][4]+`directory` =========== -Documentation can be found on [Hackage][2].+[![Hackage][hi]][hl]+[![Build status][bi]][bl]+[![Windows build status][wi]][wl] +Documentation can be found on [Hackage][hl].+ Building from Git repository ---------------------------- When building this package directly from the Git repository, one must run-`autoreconf -i` to generate the `configure` script needed by `cabal-configure`. This requires [Autoconf][5] to be installed.+`autoreconf -fi` to generate the `configure` script needed by `cabal+configure`. This requires [Autoconf][ac] to be installed. - autoreconf -i+ autoreconf -fi cabal install There is no need to run the `configure` script manually however, as `cabal configure` does that automatically. -[1]: https://img.shields.io/hackage/v/directory.svg-[2]: https://hackage.haskell.org/package/directory-[3]: https://travis-ci.org/haskell/directory.svg?branch=master-[4]: https://travis-ci.org/haskell/directory-[5]: https://gnu.org/software/autoconf+[hi]: https://img.shields.io/hackage/v/directory.svg+[hl]: https://hackage.haskell.org/package/directory+[bi]: https://travis-ci.org/haskell/directory.svg?branch=master+[bl]: https://travis-ci.org/haskell/directory+[wi]: https://ci.appveyor.com/api/projects/status/github/haskell/directory+[wl]: https://ci.appveyor.com/project/Rufflewind/directory+[ac]: https://gnu.org/software/autoconf
System/Directory.hs view
@@ -48,6 +48,7 @@ , removeFile , renameFile , copyFile+ , copyFileWithMetadata , canonicalizePath , makeAbsolute@@ -57,6 +58,7 @@ , findExecutablesInDirectories , findFile , findFiles+ , findFileWith , findFilesWith , exeExtension @@ -64,6 +66,9 @@ , doesFileExist , doesDirectoryExist + -- * Symbolic links+ , isSymbolicLink+ -- * Permissions -- $permissions@@ -91,18 +96,23 @@ , setModificationTime ) where-import Control.Exception ( bracket, bracketOnError )+import Control.Exception (bracket, mask, onException) import Control.Monad ( when, unless )+#ifdef mingw32_HOST_OS+import Data.Function (on)+#endif #if !MIN_VERSION_base(4, 8, 0) import Data.Functor ((<$>)) #endif import Data.Maybe- ( listToMaybe+ ( catMaybes #ifdef mingw32_HOST_OS , maybeToList #endif+#if !defined(mingw32_HOST_OS) && ! defined(HAVE_UTIMENSAT)+ , fromMaybe+#endif )-import Data.Tuple (swap) import System.FilePath import System.IO@@ -118,10 +128,6 @@ , modifyIOError , tryIOError ) -#ifdef __HUGS__-import Hugs.Directory-#endif /* __HUGS__ */- import Foreign {-# CFILES cbits/directory.c #-}@@ -130,13 +136,9 @@ import Data.Time.Clock.POSIX ( posixSecondsToUTCTime , utcTimeToPOSIXSeconds-#ifdef mingw32_HOST_OS , POSIXTime-#endif ) -#ifdef __GLASGOW_HASKELL__- import GHC.IO.Exception ( IOErrorType(InappropriateType) ) #ifdef mingw32_HOST_OS@@ -157,8 +159,6 @@ import System.Posix.Internals ( withFilePath ) #endif -#endif /* __GLASGOW_HASKELL__ */- import System.Directory.Internal #ifdef mingw32_HOST_OS@@ -249,8 +249,6 @@ -} -#ifdef __GLASGOW_HASKELL__- getPermissions :: FilePath -> IO Permissions getPermissions name = do #ifdef mingw32_HOST_OS@@ -352,10 +350,15 @@ throwErrnoIfMinus1_ "copyPermissions" $ c_wchmod p_dest mode #else stat <- Posix.getFileStatus source- let mode = Posix.fileMode stat- Posix.setFileMode dest mode+ copyPermissionsFromStatus stat dest #endif +#ifndef mingw32_HOST_OS+copyPermissionsFromStatus :: Posix.FileStatus -> FilePath -> IO ()+copyPermissionsFromStatus st dst = do+ Posix.setFileMode dst (Posix.fileMode st)+#endif+ ----------------------------------------------------------------------------- -- Implementation @@ -404,14 +407,6 @@ Posix.createDirectory path 0o777 #endif -#else /* !__GLASGOW_HASKELL__ */--copyPermissions :: FilePath -> FilePath -> IO ()-copyPermissions fromFPath toFPath- = getPermissions fromFPath >>= setPermissions toFPath--#endif- -- | @'createDirectoryIfMissing' parents dir@ creates a new directory -- @dir@ if it doesn\'t exist. If the first argument is 'True' -- the function will also create all parent directories if they are missing.@@ -463,8 +458,6 @@ isDir = (Posix.isDirectory <$> Posix.getFileStatus dir) #endif -#if __GLASGOW_HASKELL__- -- | * @'NotDirectory'@: not a directory. -- * @'Directory'@: a true directory (not a symbolic link). -- * @'DirectoryLink'@: a directory symbolic link (only exists on Windows).@@ -478,12 +471,15 @@ getDirectoryType path = (`ioeSetLocation` "getDirectoryType") `modifyIOError` do #ifdef mingw32_HOST_OS- classify <$> Win32.getFileAttributes path- where fILE_ATTRIBUTE_REPARSE_POINT = 0x400- classify attr- | attr .&. Win32.fILE_ATTRIBUTE_DIRECTORY == 0 = NotDirectory- | attr .&. fILE_ATTRIBUTE_REPARSE_POINT == 0 = Directory- | otherwise = DirectoryLink+ isDir <- withFileStatus "getDirectoryType" path isDirectory+ if isDir+ then do+ isLink <- isSymbolicLink path+ if isLink+ then return DirectoryLink+ else return Directory+ else do+ return NotDirectory #else stat <- Posix.getSymbolicLinkStatus path return $ if Posix.isDirectory stat@@ -540,19 +536,23 @@ Posix.removeDirectory path #endif -#endif- -- | @'removeDirectoryRecursive' dir@ removes an existing directory /dir/ -- together with its contents and subdirectories. Within this directory,--- symbolic links are removed without affecting their the targets.+-- symbolic links are removed without affecting their targets.+--+-- On Windows, the operation fails if /dir/ is a directory symbolic link. removeDirectoryRecursive :: FilePath -> IO () removeDirectoryRecursive path = (`ioeSetLocation` "removeDirectoryRecursive") `modifyIOError` do dirType <- getDirectoryType path case dirType of- Directory -> removeContentsRecursive path- _ -> ioError . (`ioeSetErrorString` "not a directory") $- mkIOError InappropriateType "" Nothing (Just path)+ Directory ->+ removeContentsRecursive path+ DirectoryLink ->+ ioError (err `ioeSetErrorString` "is a directory symbolic link")+ NotDirectory ->+ ioError (err `ioeSetErrorString` "not a directory")+ where err = mkIOError InappropriateType "" Nothing (Just path) -- | @'removePathRecursive' path@ removes an existing file or directory at -- /path/ together with its contents and subdirectories. Symbolic links are@@ -576,7 +576,6 @@ mapM_ removePathRecursive [path </> x | x <- cont] removeDirectory path -#if __GLASGOW_HASKELL__ {- |'removeFile' /file/ removes the directory entry for an existing file /file/, where /file/ is not itself a directory. The implementation may specify additional constraints which must be@@ -762,37 +761,163 @@ errIsDir path = ioError . (`ioeSetErrorString` "is a directory") $ mkIOError InappropriateType "" Nothing (Just path) -#endif /* __GLASGOW_HASKELL__ */+-- | Copy a file with its permissions. If the destination file already exists,+-- it is replaced atomically. Neither path may refer to an existing+-- directory. No exceptions are thrown if the permissions could not be+-- copied.+copyFile :: FilePath -- ^ Source filename+ -> FilePath -- ^ Destination filename+ -> IO ()+copyFile fromFPath toFPath =+ (`ioeSetLocation` "copyFile") `modifyIOError` do+ atomicCopyFileContents fromFPath toFPath+ (ignoreIOExceptions . copyPermissions fromFPath) -{- |@'copyFile' old new@ copies the existing file from /old/ to /new/.-If the /new/ file already exists, it is atomically replaced by the /old/ file.-Neither path may refer to an existing directory. The permissions of /old/ are-copied to /new/, if possible.--}+#ifndef mingw32_HOST_OS+-- | Truncate the destination file and then copy the contents of the source+-- file to the destination file. If the destination file already exists, its+-- attributes shall remain unchanged. Otherwise, its attributes are reset to+-- the defaults.+copyFileContents :: FilePath -- ^ Source filename+ -> FilePath -- ^ Destination filename+ -> IO ()+copyFileContents fromFPath toFPath =+ (`ioeSetLocation` "copyFileContents") `modifyIOError` do+ withBinaryFile toFPath WriteMode $ \ hTo ->+ copyFileToHandle fromFPath hTo+#endif -copyFile :: FilePath -> FilePath -> IO ()-copyFile fromFPath toFPath =- copy `catchIOError` (\ exc -> ioError (ioeSetLocation exc "copyFile"))- where copy = bracket (openBinaryFile fromFPath ReadMode) hClose $ \hFrom ->- bracketOnError openTmp cleanTmp $ \(tmpFPath, hTmp) ->- do allocaBytes bufferSize $ copyContents hFrom hTmp- hClose hTmp- ignoreIOExceptions $ copyPermissions fromFPath tmpFPath- renameFile tmpFPath toFPath- openTmp = openBinaryTempFile (takeDirectory toFPath) ".copyFile.tmp"- cleanTmp (tmpFPath, hTmp)- = do ignoreIOExceptions $ hClose hTmp- ignoreIOExceptions $ removeFile tmpFPath- bufferSize = 1024+-- | Copy the contents of a source file to a destination file, replacing the+-- destination file atomically via 'withReplacementFile', resetting the+-- attributes of the destination file to the defaults.+atomicCopyFileContents :: FilePath -- ^ Source filename+ -> FilePath -- ^ Destination filename+ -> (FilePath -> IO ()) -- ^ Post-action+ -> IO ()+atomicCopyFileContents fromFPath toFPath postAction =+ (`ioeSetLocation` "atomicCopyFileContents") `modifyIOError` do+ withReplacementFile toFPath postAction $ \ hTo -> do+ copyFileToHandle fromFPath hTo - copyContents hFrom hTo buffer = do- count <- hGetBuf hFrom buffer bufferSize- when (count > 0) $ do- hPutBuf hTo buffer count- copyContents hFrom hTo buffer+-- | A helper function useful for replacing files in an atomic manner. The+-- function creates a temporary file in the directory of the destination file,+-- opens it, performs the main action with its handle, closes it, performs the+-- post-action with its path, and finally replaces the destination file with+-- the temporary file. If an error occurs during any step of this process,+-- the temporary file is removed and the destination file remains untouched.+withReplacementFile :: FilePath -- ^ Destination file+ -> (FilePath -> IO ()) -- ^ Post-action+ -> (Handle -> IO a) -- ^ Main action+ -> IO a+withReplacementFile path postAction action =+ (`ioeSetLocation` "withReplacementFile") `modifyIOError` do+ mask $ \ restore -> do+ (tmpFPath, hTmp) <- openBinaryTempFile (takeDirectory path)+ ".copyFile.tmp"+ (`onException` ignoreIOExceptions (removeFile tmpFPath)) $ do+ r <- (`onException` ignoreIOExceptions (hClose hTmp)) $ do+ restore (action hTmp)+ hClose hTmp+ restore (postAction tmpFPath)+ renameFile tmpFPath path+ return r - ignoreIOExceptions io = io `catchIOError` (\_ -> return ())+-- | Attempt to perform the given action, silencing any IO exception thrown by+-- it.+ignoreIOExceptions :: IO () -> IO ()+ignoreIOExceptions io = io `catchIOError` (\_ -> return ()) +-- | Copy all data from a file to a handle.+copyFileToHandle :: FilePath -- ^ Source file+ -> Handle -- ^ Destination handle+ -> IO ()+copyFileToHandle fromFPath hTo =+ (`ioeSetLocation` "copyFileToHandle") `modifyIOError` do+ withBinaryFile fromFPath ReadMode $ \ hFrom ->+ copyHandleData hFrom hTo++-- | Copy data from one handle to another until end of file.+copyHandleData :: Handle -- ^ Source handle+ -> Handle -- ^ Destination handle+ -> IO ()+copyHandleData hFrom hTo =+ (`ioeSetLocation` "copyData") `modifyIOError` do+ allocaBytes bufferSize go+ where+ bufferSize = 1024+ go buffer = do+ count <- hGetBuf hFrom buffer bufferSize+ when (count > 0) $ do+ hPutBuf hTo buffer count+ go buffer++-- | Copy a file with its associated metadata. If the destination file+-- already exists, it is overwritten. There is no guarantee of atomicity in+-- the replacement of the destination file. Neither path may refer to an+-- existing directory. If the source and/or destination are symbolic links,+-- the copy is performed on the targets of the links.+--+-- On Windows, it behaves like the Win32 function+-- <https://msdn.microsoft.com/en-us/library/windows/desktop/aa363851.aspx CopyFile>,+-- which copies various kinds of metadata including file attributes and+-- security resource properties.+--+-- On Unix-like systems, permissions, access time, and modification time are+-- preserved. If possible, the owner and group are also preserved. Note that+-- the very act of copying can change the access time of the source file,+-- hence the access times of the two files may differ after the operation+-- completes.+--+-- @since 1.2.6.0+copyFileWithMetadata :: FilePath -- ^ Source file+ -> FilePath -- ^ Destination file+ -> IO ()+copyFileWithMetadata src dst =+ (`ioeSetLocation` "copyFileWithMetadata") `modifyIOError` doCopy+ where+#ifdef mingw32_HOST_OS+ doCopy = Win32.copyFile src dst False+#else+ doCopy = do+ st <- Posix.getFileStatus src+ copyFileContents src dst+ copyMetadataFromStatus st dst+#endif++#ifndef mingw32_HOST_OS+copyMetadataFromStatus :: Posix.FileStatus -> FilePath -> IO ()+copyMetadataFromStatus st dst = do+ tryCopyOwnerAndGroupFromStatus st dst+ copyPermissionsFromStatus st dst+ copyFileTimesFromStatus st dst+#endif++#ifndef mingw32_HOST_OS+tryCopyOwnerAndGroupFromStatus :: Posix.FileStatus -> FilePath -> IO ()+tryCopyOwnerAndGroupFromStatus st dst = do+ ignoreIOExceptions (copyOwnerFromStatus st dst)+ ignoreIOExceptions (copyGroupFromStatus st dst)+#endif++#ifndef mingw32_HOST_OS+copyOwnerFromStatus :: Posix.FileStatus -> FilePath -> IO ()+copyOwnerFromStatus st dst = do+ Posix.setOwnerAndGroup dst (Posix.fileOwner st) (-1)+#endif++#ifndef mingw32_HOST_OS+copyGroupFromStatus :: Posix.FileStatus -> FilePath -> IO ()+copyGroupFromStatus st dst = do+ Posix.setOwnerAndGroup dst (-1) (Posix.fileGroup st)+#endif++#ifndef mingw32_HOST_OS+copyFileTimesFromStatus :: Posix.FileStatus -> FilePath -> IO ()+copyFileTimesFromStatus st dst = do+ let (atime, mtime) = fileTimesFromStatus st+ setFileTimes dst (Just atime, Just mtime)+#endif+ -- | Make a path absolute and remove as many indirections from it as possible. -- Indirections include the two special directories @.@ and @..@, as well as -- any Unix symbolic links. The input path does not have to point to an@@ -932,9 +1057,13 @@ -- details. -- findExecutable :: String -> IO (Maybe FilePath)-findExecutable fileName = do- files <- findExecutables fileName- return $ listToMaybe files+findExecutable binary = do+#if defined(mingw32_HOST_OS)+ Win32.searchPath Nothing binary exeExtension+#else+ path <- getPath+ findFileWith isExecutable path (binary <.> exeExtension)+#endif -- | Given a file name, searches for the file and returns a list of all -- occurences that are executable.@@ -947,11 +1076,19 @@ findExecutables :: String -> IO [FilePath] findExecutables binary = do #if defined(mingw32_HOST_OS)- file <- Win32.searchPath Nothing binary exeExtension+ file <- findExecutable binary return $ maybeToList file #else+ path <- getPath+ findExecutablesInDirectories path binary+#endif++#ifndef mingw32_HOST_OS+-- | Get the contents of the @PATH@ environment variable.+getPath :: IO [FilePath]+getPath = do path <- getEnv "PATH"- findExecutablesInDirectories (splitSearchPath path) binary+ return (splitSearchPath path) #endif -- | Given a file name, searches for the file on the given paths and returns a@@ -961,15 +1098,16 @@ findExecutablesInDirectories :: [FilePath] -> String -> IO [FilePath] findExecutablesInDirectories path binary = findFilesWith isExecutable path (binary <.> exeExtension)- where isExecutable file = do- perms <- getPermissions file- return $ executable perms +-- | Test whether a file is executable.+isExecutable :: FilePath -> IO Bool+isExecutable file = do+ perms <- getPermissions file+ return (executable perms)+ -- | Search through the given set of directories for the given file. findFile :: [FilePath] -> String -> IO (Maybe FilePath)-findFile path fileName = do- files <- findFiles path fileName- return $ listToMaybe files+findFile = findFileWith (\_ -> return True) -- | Search through the given set of directories for the given file and -- returns a list of paths where the given file exists.@@ -979,22 +1117,48 @@ findFiles = findFilesWith (\_ -> return True) -- | Search through the given set of directories for the given file and+-- with the given property (usually permissions) and returns the file path+-- where the given file exists and has the property.+--+-- @since 1.2.6.0+findFileWith :: (FilePath -> IO Bool) -> [FilePath] -> String -> IO (Maybe FilePath)+findFileWith f ds name = asumMaybeT (map (findFileWithIn f name) ds)++-- | 'Data.Foldable.asum' for 'Control.Monad.Trans.Maybe.MaybeT', essentially.+--+-- Returns the first 'Just' in the list or 'Nothing' if there aren't any.+asumMaybeT :: Monad m => [m (Maybe a)] -> m (Maybe a)+asumMaybeT = foldr attempt (return Nothing)+ where+ attempt mmx mx' = do+ mx <- mmx+ case mx of+ Nothing -> mx'+ Just _ -> return mx++-- | Search through the given set of directories for the given file and -- with the given property (usually permissions) and returns a list of -- paths where the given file exists and has the property. -- -- @since 1.2.1.0 findFilesWith :: (FilePath -> IO Bool) -> [FilePath] -> String -> IO [FilePath]-findFilesWith _ [] _ = return []-findFilesWith f (d:ds) fileName = do- let file = d </> fileName- exist <- doesFileExist file- b <- if exist then f file else return False- if b then do- files <- findFilesWith f ds fileName- return $ file : files- else findFilesWith f ds fileName+findFilesWith f ds name = do+ mfiles <- mapM (findFileWithIn f name) ds+ return (catMaybes mfiles) -#ifdef __GLASGOW_HASKELL__+-- | Like 'findFileWith', but searches only a single directory.+findFileWithIn :: (FilePath -> IO Bool) -> String -> FilePath -> IO (Maybe FilePath)+findFileWithIn f name d = do+ let path = d </> name+ exist <- doesFileExist path+ if exist+ then do+ ok <- f path+ if ok+ then return (Just path)+ else return Nothing+ else return Nothing+ -- | Similar to 'listDirectory', but always includes the special entries (@.@ -- and @..@). (This applies to Windows as well.) --@@ -1071,9 +1235,6 @@ (filter f) <$> (getDirectoryContents path) where f filename = filename /= "." && filename /= ".." -#endif /* __GLASGOW_HASKELL__ */-- -- | Obtain the current working directory as an absolute path. -- -- In a multithreaded program, the current working directory is a global state@@ -1101,7 +1262,6 @@ -- * 'UnsupportedOperation' -- The operating system has no notion of current working directory. ---#ifdef __GLASGOW_HASKELL__ getCurrentDirectory :: IO FilePath getCurrentDirectory = modifyIOError (`ioeSetLocation` "getCurrentDirectory") $@@ -1203,7 +1363,23 @@ #endif `catchIOError` \ _ -> return False +-- | Check whether the path refers to a symbolic link. On Windows, this tests+-- for @FILE_ATTRIBUTE_REPARSE_POINT@.+--+-- @since 1.2.6.0+isSymbolicLink :: FilePath -> IO Bool+isSymbolicLink path =+ (`ioeSetLocation` "getDirectoryType") `modifyIOError` do #ifdef mingw32_HOST_OS+ isReparsePoint <$> Win32.getFileAttributes path+ where+ fILE_ATTRIBUTE_REPARSE_POINT = 0x400+ isReparsePoint attr = attr .&. fILE_ATTRIBUTE_REPARSE_POINT /= 0+#else+ Posix.isSymbolicLink <$> Posix.getSymbolicLinkStatus path+#endif++#ifdef mingw32_HOST_OS -- | Open the handle of an existing file or directory. openFileHandle :: String -> Win32.AccessMode -> IO Win32.HANDLE openFileHandle path mode = Win32.createFile path mode share Nothing@@ -1232,7 +1408,7 @@ -- getAccessTime :: FilePath -> IO UTCTime getAccessTime = modifyIOError (`ioeSetLocation` "getAccessTime") .- getFileTime False+ (fst <$>) . getFileTimes -- | Obtain the time at which the file or directory was last modified. --@@ -1249,30 +1425,39 @@ -- getModificationTime :: FilePath -> IO UTCTime getModificationTime = modifyIOError (`ioeSetLocation` "getModificationTime") .- getFileTime True+ (snd <$>) . getFileTimes -getFileTime :: Bool -> FilePath -> IO UTCTime-getFileTime isMtime path = modifyIOError (`ioeSetFileName` path) $- posixSecondsToUTCTime <$> getTime+getFileTimes :: FilePath -> IO (UTCTime, UTCTime)+getFileTimes path =+ modifyIOError (`ioeSetLocation` "getFileTimes") .+ modifyIOError (`ioeSetFileName` path) $+ getTimes where path' = normalise path -- handle empty paths #ifdef mingw32_HOST_OS- getTime =+ getTimes = bracket (openFileHandle path' Win32.gENERIC_READ) Win32.closeHandle $ \ handle ->- alloca $ \ time -> do- Win32.failIf_ not "" .- uncurry (Win32.c_GetFileTime handle nullPtr) $- swapIf isMtime (time, nullPtr)- windowsToPosixTime <$> peek time+ alloca $ \ atime ->+ alloca $ \ mtime -> do+ Win32.failIf_ not "" $+ Win32.c_GetFileTime handle nullPtr atime mtime+ ((,) `on` posixSecondsToUTCTime . windowsToPosixTime)+ <$> peek atime+ <*> peek mtime #else- getTime = convertTime <$> Posix.getFileStatus path'+ getTimes = fileTimesFromStatus <$> Posix.getFileStatus path'+#endif++#ifndef mingw32_HOST_OS+fileTimesFromStatus :: Posix.FileStatus -> (UTCTime, UTCTime)+fileTimesFromStatus st = # if MIN_VERSION_unix(2, 6, 0)- convertTime = if isMtime then Posix.modificationTimeHiRes- else Posix.accessTimeHiRes+ ( posixSecondsToUTCTime (Posix.accessTimeHiRes st)+ , posixSecondsToUTCTime (Posix.modificationTimeHiRes st) ) # else- convertTime = realToFrac . if isMtime then Posix.modificationTime- else Posix.accessTime+ ( posixSecondsToUTCTime (realToFrac (Posix.accessTime st))+ , posixSecondsToUTCTime (realToFrac (Posix.modificationTime st)) ) # endif #endif @@ -1300,9 +1485,9 @@ -- @since 1.2.3.0 -- setAccessTime :: FilePath -> UTCTime -> IO ()-setAccessTime path =- modifyIOError (`ioeSetLocation` "setAccessTime") .- setFileTime False path+setAccessTime path atime =+ modifyIOError (`ioeSetLocation` "setAccessTime") $+ setFileTimes path (Just atime, Nothing) -- | Change the time at which the file or directory was last modified. --@@ -1328,54 +1513,54 @@ -- @since 1.2.3.0 -- setModificationTime :: FilePath -> UTCTime -> IO ()-setModificationTime path =- modifyIOError (`ioeSetLocation` "setModificationTime") .- setFileTime True path+setModificationTime path mtime =+ modifyIOError (`ioeSetLocation` "setModificationTime") $+ setFileTimes path (Nothing, Just mtime) -setFileTime :: Bool -> FilePath -> UTCTime -> IO ()-setFileTime isMtime path = modifyIOError (`ioeSetFileName` path) .- setTime . utcTimeToPOSIXSeconds+setFileTimes :: FilePath -> (Maybe UTCTime, Maybe UTCTime) -> IO ()+setFileTimes _ (Nothing, Nothing) = return ()+setFileTimes path (atime, mtime) =+ modifyIOError (`ioeSetLocation` "setFileTimes") .+ modifyIOError (`ioeSetFileName` path) $+ setTimes (utcTimeToPOSIXSeconds <$> atime, utcTimeToPOSIXSeconds <$> mtime) where- path' = normalise path -- handle empty paths+ path' = normalise path -- handle empty paths++ setTimes :: (Maybe POSIXTime, Maybe POSIXTime) -> IO () #ifdef mingw32_HOST_OS- setTime time =+ setTimes (atime', mtime') = bracket (openFileHandle path' Win32.gENERIC_WRITE) Win32.closeHandle $ \ handle ->- with (posixToWindowsTime time) $ \ time' ->- Win32.failIf_ not "" .- uncurry (Win32.c_SetFileTime handle nullPtr) $- swapIf isMtime (time', nullPtr)+ maybeWith with (posixToWindowsTime <$> atime') $ \ atime'' ->+ maybeWith with (posixToWindowsTime <$> mtime') $ \ mtime'' ->+ Win32.failIf_ not "" $+ Win32.c_SetFileTime handle nullPtr atime'' mtime'' #elif defined HAVE_UTIMENSAT- setTime time =+ setTimes (atime', mtime') = withFilePath path' $ \ path'' ->- withArray [atime, mtime] $ \ times ->+ withArray [ maybe utimeOmit toCTimeSpec atime'+ , maybe utimeOmit toCTimeSpec mtime' ] $ \ times -> throwErrnoPathIfMinus1_ "" path' $- c_utimensat c_AT_FDCWD path'' times 0- where (atime, mtime) = swapIf isMtime (toCTimeSpec time, utimeOmit)+ c_utimensat c_AT_FDCWD path'' times 0 #else- setTime time = do- stat <- Posix.getFileStatus path'- uncurry (setFileTimes path') $- swapIf isMtime (convertTime time, otherTime stat)+ setTimes (Just atime', Just mtime') = setFileTimes' path' atime' mtime'+ setTimes (atime', mtime') = do+ (atimeOld, mtimeOld) <- fileTimesFromStatus <$> Posix.getFileStatus path'+ setFileTimes' path'+ (fromMaybe (utcTimeToPOSIXSeconds atimeOld) atime')+ (fromMaybe (utcTimeToPOSIXSeconds mtimeOld) mtime')++ setFileTimes' :: FilePath -> POSIXTime -> POSIXTime -> IO () # if MIN_VERSION_unix(2, 7, 0)- setFileTimes = Posix.setFileTimesHiRes- convertTime = id- otherTime = if isMtime- then Posix.accessTimeHiRes- else Posix.modificationTimeHiRes+ setFileTimes' = Posix.setFileTimesHiRes # else- setFileTimes = Posix.setFileTimes- convertTime = fromInteger . truncate- otherTime = if isMtime- then Posix.accessTime- else Posix.modificationTime+ setFileTimes' pth atim mtime =+ Posix.setFileTimes pth+ (fromInteger (truncate atime))+ (fromInteger (truncate mtime)) # endif #endif -swapIf :: Bool -> (a, a) -> (a, a)-swapIf True = swap-swapIf False = id- #ifdef mingw32_HOST_OS -- | Difference between the Windows and POSIX epochs in units of 100ns. windowsPosixEpochDifference :: Num a => a@@ -1392,8 +1577,6 @@ posixToWindowsTime t = Win32.FILETIME $ truncate (t * 10000000 + windowsPosixEpochDifference) #endif--#endif /* __GLASGOW_HASKELL__ */ #ifdef mingw32_HOST_OS withFileStatus :: String -> FilePath -> (Ptr CStat -> IO a) -> IO a
+ appveyor.yml view
@@ -0,0 +1,28 @@+version: "{build}-{branch}"+skip_tags: true+shallow_clone: true+environment:+ global:+ # use a short path prefix to avoid running into path-length limitations+ STACK_ROOT: C:\sr+ STACK_VER: 1.0.4+install:+ - set PATH=C:\msys64\usr\bin;%PATH%+ # might have to retry due to reliability issues with SourceForge+ - sh tools/retry 32 pacman -S --needed --noconfirm autoconf automake tar+ - curl -fsLS -o stack.zip https://github.com/commercialhaskell/stack/releases/download/v%STACK_VER%/stack-%STACK_VER%-windows-x86_64.zip+ - 7z x stack.zip stack.exe+ # silence it because it's far too verbose+ - stack --skip-msys setup >NUL+ - stack --version+ - stack ghc -- --version+build_script:+ - stack init+ - stack exec -- sh -c "autoreconf -fi"+test_script:+ - stack test+ --ghc-options -rtsopts+ --ghc-options -threaded+ --test-arguments+ "CreateDirectoryIfMissing001.num-repeats=100000 +RTS -N2"+ - stack sdist
cbits/directory.c view
@@ -1,5 +1,4 @@-#if defined(__GLASGOW_HASKELL__) || defined(__HUGS__)-/* +/* * (c) The University of Glasgow 2002 * */@@ -8,6 +7,3 @@ #define INLINE #include "HsDirectory.h"--#endif-
changelog.md view
@@ -1,6 +1,31 @@ Changelog for the [`directory`][1] package ========================================== +## 1.2.6.1 (April 2015)++ * Bundled with GHC 8.0.1++ * Fix mistake in file time functions when `utimensat` is not available+ ([#47](https://github.com/haskell/directory/pull/47))++## 1.2.6.0 (April 2015)++ * Make `findExecutable`, `findExecutables`, `findExecutablesInDirectories`,+ `findFile`, and `findFilesWith` lazier+ ([#43](https://github.com/haskell/directory/issues/43))++ * Add `findFileWith`++ * Add `copyFileWithAttrs`, which copies additional metadata+ ([#40](https://github.com/haskell/directory/issues/40))++ * Improve error message of `removeDirectoryRecursive` when used on a+ directory symbolic link on Windows.++ * Add `isSymbolicLink`++ * Drop support for Hugs.+ ## 1.2.5.1 (February 2015) * Improve error message of `getCurrentDirectory` when the current working
− configure
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directory.cabal view
@@ -1,5 +1,5 @@ name: directory-version: 1.2.5.1+version: 1.2.6.1 -- NOTE: Don't forget to update ./changelog.md license: BSD3 license-file: LICENSE@@ -81,3 +81,29 @@ build-depends: Win32 else build-depends: unix+ other-modules:+ TestUtils+ Util+ -- test-modules-begin+ CanonicalizePath+ CopyFile001+ CopyFile002+ CopyFileWithMetadata+ CreateDirectory001+ CreateDirectoryIfMissing001+ CurrentDirectory001+ Directory001+ DoesDirectoryExist001+ FileTime+ FindFile001+ GetDirContents001+ GetDirContents002+ GetHomeDirectory001+ GetPermissions001+ IsSymbolicLink+ RemoveDirectoryRecursive001+ RenameFile001+ Safe+ T8482+ WithCurrentDirectory+ -- test-modules-end
− include/HsDirectoryConfig.h.in
@@ -1,64 +0,0 @@-/* include/HsDirectoryConfig.h.in. Generated from configure.ac by autoheader. */--/* Filename extension of executable files */-#undef EXE_EXTENSION--/* Define to 1 if you have the <fcntl.h> header file. */-#undef HAVE_FCNTL_H--/* Define to 1 if you have the <inttypes.h> header file. */-#undef HAVE_INTTYPES_H--/* Define to 1 if you have the <limits.h> header file. */-#undef HAVE_LIMITS_H--/* Define to 1 if you have the <memory.h> header file. */-#undef HAVE_MEMORY_H--/* Define to 1 if you have the <stdint.h> header file. */-#undef HAVE_STDINT_H--/* Define to 1 if you have the <stdlib.h> header file. */-#undef HAVE_STDLIB_H--/* Define to 1 if you have the <strings.h> header file. */-#undef HAVE_STRINGS_H--/* Define to 1 if you have the <string.h> header file. */-#undef HAVE_STRING_H--/* Define to 1 if you have the <sys/stat.h> header file. */-#undef HAVE_SYS_STAT_H--/* Define to 1 if you have the <sys/types.h> header file. */-#undef HAVE_SYS_TYPES_H--/* Define to 1 if you have the <time.h> header file. */-#undef HAVE_TIME_H--/* Define to 1 if you have the <unistd.h> header file. */-#undef HAVE_UNISTD_H--/* Define to 1 if you have the `utimensat' function. */-#undef HAVE_UTIMENSAT--/* Define to the address where bug reports for this package should be sent. */-#undef PACKAGE_BUGREPORT--/* Define to the full name of this package. */-#undef PACKAGE_NAME--/* Define to the full name and version of this package. */-#undef PACKAGE_STRING--/* Define to the one symbol short name of this package. */-#undef PACKAGE_TARNAME--/* Define to the home page for this package. */-#undef PACKAGE_URL--/* Define to the version of this package. */-#undef PACKAGE_VERSION--/* Define to 1 if you have the ANSI C header files. */-#undef STDC_HEADERS
+ prologue.txt view
@@ -0,0 +1,1 @@+This package provides a library for handling directories.
+ tests/CopyFileWithMetadata.hs view
@@ -0,0 +1,46 @@+{-# LANGUAGE CPP #-}+module CopyFileWithMetadata where+#include "util.inl"+import System.Directory+import Control.Exception (finally)+import Data.Foldable (for_)+import Data.List (sort)+import System.IO.Error (catchIOError)++main :: TestEnv -> IO ()+main _t = (`finally` cleanup) $ do++ -- prepare source file+ writeFile "a" contents+ writeFile "b" "To be replaced\n"+ setModificationTime "a" mtime+ modifyWritable False "a"+ perm <- getPermissions "a"++ -- sanity check+ T(expectEq) () ["a", "b"] . sort =<< listDirectory "."++ -- copy file+ copyFileWithMetadata "a" "b"+ copyFileWithMetadata "a" "c"++ -- make sure we got the right results+ T(expectEq) () ["a", "b", "c"] . sort =<< listDirectory "."+ for_ ["b", "c"] $ \ f -> do+ T(expectEq) f perm =<< getPermissions f+ T(expectEq) f mtime =<< getModificationTime f+ T(expectEq) f contents =<< readFile f++ where+ contents = "This is the data\n"+ mtime = read "2000-01-01 00:00:00"++ cleanup = do+ -- needed to ensure the test runner can clean up our mess+ modifyWritable True "a" `catchIOError` \ _ -> return ()+ modifyWritable True "b" `catchIOError` \ _ -> return ()+ modifyWritable True "c" `catchIOError` \ _ -> return ()++ modifyWritable b f = do+ perm <- getPermissions f+ setPermissions f (setOwnerWritable b perm)
+ tests/FindFile001.hs view
@@ -0,0 +1,11 @@+{-# LANGUAGE CPP #-}+module FindFile001 where+#include "util.inl"+import System.Directory+import System.FilePath++main :: TestEnv -> IO ()+main _t = do+ writeFile "foo" ""+ found <- findFile ("." : undefined) "foo"+ T(expectEq) () found (Just ("." </> "foo"))
+ tests/IsSymbolicLink.hs view
@@ -0,0 +1,23 @@+{-# LANGUAGE CPP #-}+module IsSymbolicLink where+#include "util.inl"+import System.Directory+import Control.Monad (when)+#ifdef mingw32_HOST_OS+import System.IO.Error (catchIOError, isPermissionError)+#endif+import TestUtils++main :: TestEnv -> IO ()+main _t = do+ success <- (createSymbolicLink "x" "y" >> return True)+#ifdef mingw32_HOST_OS+ -- only test if symbolic links can be created+ -- (usually disabled on Windows by group policy)+ `catchIOError` \ e ->+ if isPermissionError e+ then return False+ else ioError e+#endif+ when success $+ T(expect) () =<< isSymbolicLink "y"
tests/Main.hs view
@@ -3,16 +3,19 @@ import qualified CanonicalizePath import qualified CopyFile001 import qualified CopyFile002+import qualified CopyFileWithMetadata import qualified CreateDirectory001 import qualified CreateDirectoryIfMissing001 import qualified CurrentDirectory001 import qualified Directory001 import qualified DoesDirectoryExist001 import qualified FileTime+import qualified FindFile001 import qualified GetDirContents001 import qualified GetDirContents002 import qualified GetHomeDirectory001 import qualified GetPermissions001+import qualified IsSymbolicLink import qualified RemoveDirectoryRecursive001 import qualified RenameFile001 import qualified Safe@@ -24,16 +27,19 @@ T.isolatedRun _t "CanonicalizePath" CanonicalizePath.main T.isolatedRun _t "CopyFile001" CopyFile001.main T.isolatedRun _t "CopyFile002" CopyFile002.main+ T.isolatedRun _t "CopyFileWithMetadata" CopyFileWithMetadata.main T.isolatedRun _t "CreateDirectory001" CreateDirectory001.main T.isolatedRun _t "CreateDirectoryIfMissing001" CreateDirectoryIfMissing001.main T.isolatedRun _t "CurrentDirectory001" CurrentDirectory001.main T.isolatedRun _t "Directory001" Directory001.main T.isolatedRun _t "DoesDirectoryExist001" DoesDirectoryExist001.main T.isolatedRun _t "FileTime" FileTime.main+ T.isolatedRun _t "FindFile001" FindFile001.main T.isolatedRun _t "GetDirContents001" GetDirContents001.main T.isolatedRun _t "GetDirContents002" GetDirContents002.main T.isolatedRun _t "GetHomeDirectory001" GetHomeDirectory001.main T.isolatedRun _t "GetPermissions001" GetPermissions001.main+ T.isolatedRun _t "IsSymbolicLink" IsSymbolicLink.main T.isolatedRun _t "RemoveDirectoryRecursive001" RemoveDirectoryRecursive001.main T.isolatedRun _t "RenameFile001" RenameFile001.main T.isolatedRun _t "Safe" Safe.main
+ tests/Makefile view
@@ -0,0 +1,7 @@+# This Makefile runs the tests using GHC's testsuite framework. It+# assumes the package is part of a GHC build tree with the testsuite+# installed in ../../../testsuite.++TOP=../../../testsuite+include $(TOP)/mk/boilerplate.mk+include $(TOP)/mk/test.mk
tests/Util.hs view
@@ -2,8 +2,9 @@ module Util where import Prelude (Eq(..), Num(..), Ord(..), RealFrac(..), Show(..), Bool(..), Double, Either(..), Int, Integer, Maybe(..), String,- ($), (.), otherwise)+ ($), (.), not, otherwise) import Data.Char (toLower)+import Data.Foldable (traverse_) import Data.Functor ((<$>)) import Data.IORef (IORef, newIORef, readIORef, writeIORef) import Data.List (drop, elem, intercalate, lookup, reverse, span)@@ -16,11 +17,14 @@ import Control.Exception (SomeException, bracket_, catch, mask, onException, try) import Control.Monad (Monad(..), unless, when)-import System.Directory (createDirectoryIfMissing, makeAbsolute,- removeDirectoryRecursive, withCurrentDirectory)+import System.Directory (createDirectoryIfMissing, emptyPermissions,+ doesDirectoryExist, isSymbolicLink, listDirectory,+ makeAbsolute, removeDirectoryRecursive, readable,+ searchable, setPermissions, withCurrentDirectory,+ writable) import System.Environment (getArgs) import System.Exit (exitFailure)-import System.FilePath (FilePath, normalise)+import System.FilePath (FilePath, (</>), normalise) import System.IO (IO, hFlush, hPutStrLn, putStrLn, stderr, stdout) import System.IO.Error (IOError, isDoesNotExistError, ioError, tryIOError, userError)@@ -131,6 +135,20 @@ | otherwise -> Left ["got wrong exception: ", show e] Right _ -> Left ["did not throw an exception"] +-- | Traverse the directory tree in preorder.+preprocessPathRecursive :: (FilePath -> IO ()) -> FilePath -> IO ()+preprocessPathRecursive f path = do+ dirExists <- doesDirectoryExist path+ if dirExists+ then do+ isLink <- isSymbolicLink path+ f path+ when (not isLink) $ do+ names <- listDirectory path+ traverse_ (preprocessPathRecursive f) ((path </>) <$> names)+ else do+ f path+ withNewDirectory :: Bool -> FilePath -> IO a -> IO a withNewDirectory keep dir action = do dir' <- makeAbsolute dir@@ -144,6 +162,13 @@ ioError (userError ("isolateWorkingDirectory cannot be used " <> "with current directory")) dir' <- makeAbsolute dir+ (`preprocessPathRecursive` dir') $ \ f -> do+ setPermissions f emptyPermissions{ readable = True+ , searchable = True+ , writable = True }+ `catch` \ e ->+ unless (isDoesNotExistError e) $+ ioError e removeDirectoryRecursive dir' `catch` \ e -> unless (isDoesNotExistError e) $ ioError e
+ tools/retry view
@@ -0,0 +1,12 @@+#!/bin/sh+set -eu+n=$1+shift+i=0+while [ $i -lt $n ]+do+ if "$@"+ then break+ fi+ i=`expr "$i" + 1`+done
+ tools/testctl view
@@ -0,0 +1,132 @@+#!/usr/bin/env python+import glob, os, re, sys++USAGE = """+Usage:++ {program} add NAME++ Add a new test with the given NAME in the test directory and then+ update the list of tests in Main.hs (warning: discards manual edits).++ {program} update++ Update the list of tests in Main.hs (warning: discards manual edits).++"""[1:]++LIBRARY = "System.Directory"+TEST_DIR = "tests"+TEST_EXT = ".hs"+TEST_TEMPLATE = """+{{-# LANGUAGE CPP #-}}+module {name} where+#include "util.inl"+import {library}++main :: TestEnv -> IO ()+main _t = do++"""[1:]+MAIN_NAME = "Main"+MAIN_TEMPLATE = """+module Main (main) where+import qualified Util as T+{imports}+main :: IO ()+main = T.testMain $ \ _t -> do+{runs}+"""[1:-1]+MAIN_IMPORT_TEMPLATE = "import qualified {name}\n"+MAIN_RUN_TEMPLATE = ' T.isolatedRun _t "{name}" {name}.main\n'+BLACKLIST = "^(Main|.*Util.*)$"++CABAL_FILE = glob.glob("*.cabal")[0]+CABAL_SECTION_PATTERN = """(?s)+( *)-- test-modules-begin+.*?-- test-modules-end+"""+CABAL_SECTION_TEMPLATE = """+{0}-- test-modules-begin+{1}{0}-- test-modules-end+"""++program = os.path.basename(sys.argv[0])++def rename(src, dest):+ '''Rename a file (allows overwrites on Windows).'''+ import os+ if os.name == "nt":+ import ctypes, ctypes.wintypes+ MoveFileExW = ctypes.windll.kernel32.MoveFileExW+ MoveFileExW.restype = ctypes.wintypes.BOOL+ MOVEFILE_REPLACE_EXISTING = ctypes.wintypes.DWORD(0x1)+ success = MoveFileExW(ctypes.wintypes.LPCWSTR(src),+ ctypes.wintypes.LPCWSTR(dest),+ MOVEFILE_REPLACE_EXISTING)+ if not success:+ raise ctypes.WinError()+ else:+ os.rename(src, dest)++def usage():+ sys.stderr.write(USAGE.format(program=program))+ sys.exit(2)++def add(name):+ if not name[0].isupper():+ sys.stderr.write("{0}: must start with a capital letter: {1}\n"+ .format(program, name))+ sys.exit(1)+ filename = os.path.join(TEST_DIR, name + TEST_EXT)+ if os.path.exists(filename):+ sys.stderr.write("{0}: test already exists: {1}\n"+ .format(program, filename))+ sys.exit(1)+ with open(filename, "wb") as file:+ file.write(TEST_TEMPLATE.format(name=name, library=LIBRARY)+ .encode("utf8"))+ update()+ print("{0}: test added: {1}".format(program, filename))++def update():+ tests = []+ for basename in os.listdir(TEST_DIR):+ name, ext = os.path.splitext(basename)+ if (ext == TEST_EXT and+ len(name) > 0 and+ not re.search(BLACKLIST, name) and+ name[0].isupper()):+ tests.append(name)+ tests.sort()+ with open(os.path.join(TEST_DIR, MAIN_NAME + TEST_EXT), "wb") as file:+ file.write(MAIN_TEMPLATE.format(+ imports="".join(MAIN_IMPORT_TEMPLATE.format(name=name)+ for name in tests),+ runs="".join(MAIN_RUN_TEMPLATE.format(name=name)+ for name in tests),+ ).encode("utf8"))+ with open(CABAL_FILE, "rb") as file:+ cabal_file = file.read().decode("utf8")+ with open(CABAL_FILE + ".tmp", "wb") as file:+ indent, = re.search(CABAL_SECTION_PATTERN, cabal_file).groups()+ repl = CABAL_SECTION_TEMPLATE.format(+ indent,+ "".join("{0}{1}\n".format(indent, name) for name in tests)+ )+ file.write(re.sub(CABAL_SECTION_PATTERN, repl, cabal_file)+ .encode("utf8"))+ rename(CABAL_FILE + ".tmp", CABAL_FILE)++if len(sys.argv) < 2:+ usage()++command = sys.argv[1]+if command == "add":+ if len(sys.argv) > 3:+ usage()+ add(sys.argv[2])+elif command == "update":+ if len(sys.argv) > 2:+ usage()+ update()