diff options
Diffstat (limited to 'src/Text/Pandoc/UTF8.hs')
-rw-r--r-- | src/Text/Pandoc/UTF8.hs | 50 |
1 files changed, 47 insertions, 3 deletions
diff --git a/src/Text/Pandoc/UTF8.hs b/src/Text/Pandoc/UTF8.hs index 96d6e6218..a77f92cdc 100644 --- a/src/Text/Pandoc/UTF8.hs +++ b/src/Text/Pandoc/UTF8.hs @@ -25,7 +25,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Stability : alpha Portability : portable -UTF-8 aware string IO functions that will work with GHC 6.10 or 6.12. +UTF-8 aware string IO functions that will work with GHC 6.10, 6.12, or 7. -} module Text.Pandoc.UTF8 ( readFile , writeFile @@ -34,15 +34,54 @@ module Text.Pandoc.UTF8 ( readFile , putStrLn , hPutStr , hPutStrLn + , hGetContents ) where + +#if MIN_VERSION_base(4,2,0) + +import System.IO hiding (readFile, writeFile, getContents, + putStr, putStrLn, hPutStr, hPutStrLn, hGetContents) +import Prelude hiding (readFile, writeFile, getContents, putStr, putStrLn ) +import qualified System.IO as IO + +readFile :: FilePath -> IO String +readFile f = do + h <- openFile f ReadMode + hGetContents h + +writeFile :: FilePath -> String -> IO () +writeFile f s = withFile f WriteMode $ \h -> hPutStr h s + +getContents :: IO String +getContents = hGetContents stdin + +putStr :: String -> IO () +putStr s = hPutStr stdout s + +putStrLn :: String -> IO () +putStrLn s = hPutStrLn stdout s + +hPutStr :: Handle -> String -> IO () +hPutStr h s = hSetEncoding h utf8 >> IO.hPutStr h s + +hPutStrLn :: Handle -> String -> IO () +hPutStrLn h s = hSetEncoding h utf8 >> IO.hPutStrLn h s + +hGetContents :: Handle -> IO String +hGetContents h = hSetEncoding h utf8_bom >> IO.hGetContents h + +#else + import qualified Data.ByteString as B +import Codec.Binary.UTF8.String (encodeString) import Data.ByteString.UTF8 (toString, fromString) import Prelude hiding (readFile, writeFile, getContents, putStr, putStrLn) import System.IO (Handle) import Control.Monad (liftM) + bom :: B.ByteString bom = B.pack [0xEF, 0xBB, 0xBF] @@ -51,14 +90,17 @@ stripBOM s | bom `B.isPrefixOf` s = B.drop 3 s stripBOM s = s readFile :: FilePath -> IO String -readFile = liftM (toString . stripBOM) . B.readFile +readFile = liftM (toString . stripBOM) . B.readFile . encodeString writeFile :: FilePath -> String -> IO () -writeFile f = B.writeFile f . fromString +writeFile f = B.writeFile (encodeString f) . fromString getContents :: IO String getContents = liftM (toString . stripBOM) B.getContents +hGetContents :: Handle -> IO String +hGetContents h = liftM (toString . stripBOM) (B.hGetContents h) + putStr :: String -> IO () putStr = B.putStr . fromString @@ -70,3 +112,5 @@ hPutStr h = B.hPutStr h . fromString hPutStrLn :: Handle -> String -> IO () hPutStrLn h s = hPutStr h (s ++ "\n") + +#endif |