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Fix import warning #5087

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merged 1 commit into from
Apr 12, 2023
Merged

Fix import warning #5087

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11 changes: 5 additions & 6 deletions cardano-api/src/Cardano/Api/IO.hs
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Original file line number Diff line number Diff line change
Expand Up @@ -28,15 +28,13 @@ module Cardano.Api.IO
#ifdef UNIX
import Control.Exception (IOException, bracket, bracketOnError, try)
import System.Directory ()
import System.IO (hClose)
import System.Posix.Files (ownerModes, setFdOwnerAndGroup)
import System.Posix.IO (OpenMode (..), closeFd, defaultFileFlags, fdToHandle, openFd)
import System.Posix.User (getRealUserID)
#else
import Control.Exception (bracketOnError)
import System.Directory (removeFile, renameFile)
import System.FilePath (splitFileName, (<.>))
import System.IO (hClose, openTempFile)
#endif

import Cardano.Api.Error (FileError (..))
Expand All @@ -54,6 +52,7 @@ import Data.String (IsString)
import Data.Text (Text)
import qualified Data.Text.IO as Text
import GHC.Generics (Generic)
import qualified System.IO as IO
import System.IO (Handle)

handleFileForWritingWithOwnerPermission
Expand All @@ -80,20 +79,20 @@ handleFileForWritingWithOwnerPermission path f = do
Right fd -> do
bracket
(fdToHandle fd)
hClose
IO.hClose
(runExceptT . handleIOExceptT (FileIOError path) . f)
#else
-- On something other than unix, we make a _new_ file, and since we created it,
-- we must own it. We then place it at the target location. Unfortunately this
-- won't work correctly with pseudo-files.
bracketOnError
(openTempFile targetDir $ targetFile <.> "tmp")
(IO.openTempFile targetDir $ targetFile <.> "tmp")
(\(tmpPath, h) -> do
hClose h >> removeFile tmpPath
IO.hClose h >> removeFile tmpPath
return . Left $ FileErrorTempFile path tmpPath h)
(\(tmpPath, h) -> do
f h
hClose h
IO.hClose h
renameFile tmpPath path
return $ Right ())
where
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