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authorJohn MacFarlane <jgm@berkeley.edu>2012-06-22 21:24:02 +0200
committerJohn MacFarlane <jgm@berkeley.edu>2012-06-24 10:58:15 +0200
commitcc39c313c5eeedf8bc1693e0d80a510891a7fc4d (patch)
tree41a2a5bd8f2b14700fc0c9365690afa34572a1c5 /src/Text/Pandoc/UTF8.hs
parentc24b7991aa48c8628308ffddd22cee23e3126926 (diff)
Don't encode/decode file paths if base >= 4.5.
Prior to base 4.5 (and perhaps earlier - check), filepaths and command line arguments were treated as unencoded lists of bytes, not unicode strings, so we had to work around that by encoding and decoding them. This commit adds CPP checks for base 4.5 that disable the encoding/decoding. Fixes a bug with multilingual filenames when pandoc was compiled with ghc 7.4. Closes #540.
Diffstat (limited to 'src/Text/Pandoc/UTF8.hs')
-rw-r--r--src/Text/Pandoc/UTF8.hs22
1 files changed, 16 insertions, 6 deletions
diff --git a/src/Text/Pandoc/UTF8.hs b/src/Text/Pandoc/UTF8.hs
index 4af155882..929bc3f89 100644
--- a/src/Text/Pandoc/UTF8.hs
+++ b/src/Text/Pandoc/UTF8.hs
@@ -39,21 +39,25 @@ module Text.Pandoc.UTF8 ( readFile
where
+#if MIN_VERSION_base(4,5,0)
+#else
+import Codec.Binary.UTF8.String (encodeString)
+#endif
+
#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 Codec.Binary.UTF8.String (encodeString)
import qualified System.IO as IO
readFile :: FilePath -> IO String
readFile f = do
- h <- openFile (encodeString f) ReadMode
+ h <- openFile (encodePath f) ReadMode
hGetContents h
writeFile :: FilePath -> String -> IO ()
-writeFile f s = withFile (encodeString f) WriteMode $ \h -> hPutStr h s
+writeFile f s = withFile (encodePath f) WriteMode $ \h -> hPutStr h s
getContents :: IO String
getContents = hGetContents stdin
@@ -76,7 +80,6 @@ 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)
@@ -91,10 +94,10 @@ stripBOM s | bom `B.isPrefixOf` s = B.drop 3 s
stripBOM s = s
readFile :: FilePath -> IO String
-readFile = liftM (toString . stripBOM) . B.readFile . encodeString
+readFile = liftM (toString . stripBOM) . B.readFile . encodePath
writeFile :: FilePath -> String -> IO ()
-writeFile f = B.writeFile (encodeString f) . fromString
+writeFile f = B.writeFile (encodePath f) . fromString
getContents :: IO String
getContents = liftM (toString . stripBOM) B.getContents
@@ -115,3 +118,10 @@ hPutStrLn :: Handle -> String -> IO ()
hPutStrLn h s = hPutStr h (s ++ "\n")
#endif
+
+encodePath :: FilePath -> FilePath
+#if MIN_VERSION_base(4,5,0)
+encodePath = id
+#else
+encodePath = encodeString
+#endif